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https://hackaday.com/2025/06/17/robot-dinosaur-yolos-colors-and-shapes-for-kids/ | Robot Dinosaur YOLOs Colors And Shapes For Kids | Tyler August | [
"Artificial Intelligence",
"Toy Hacks"
] | [
"educational toy",
"object detection",
"YOLO"
] | YOLO can mean many things, but in the context of [be_riddickulous]’s
AI Talking Robot Dinosaur
it refers to the “You Only Look Once” YOLOv11 object-detection algorithm by Ultralytics, the method by which this adorable dino recognizes colors and shapes to teach them to children.
If you’re new to using YOLO or object rec... | 1 | 1 | [
{
"comment_id": "8139871",
"author": "Bob",
"timestamp": "2025-06-18T04:35:21",
"content": "Neat project but could have been self contained e.g. no laptop, just run the YOLO model directly on the Pi. Even a Pi4 is powerful enough to run a tailored model with custom training.",
"parent_id": null,... | 1,760,371,513.699074 | ||
https://hackaday.com/2025/06/16/bringing-an-obscure-apple-operating-system-to-modern-hardware/ | Bringing An Obscure Apple Operating System To Modern Hardware | Aaron Beckendorf | [
"Retrocomputing"
] | [
"apple",
"intel",
"Rhapsody OS",
"unix"
] | During Apple’s late-90s struggles with profitability, it made a few overtures toward licensing its software to other computer manufacturers, while at the same time trying to modernize its operating system, which was threatening to slip behind Windows. While Apple eventually scrapped their licensing plans, an interestin... | 17 | 4 | [
{
"comment_id": "8139514",
"author": "Jon H",
"timestamp": "2025-06-17T05:15:53",
"content": "“an interesting product of the situation was Rhapsody OS”Not really. Rhapsody is NeXTSTEP with a thin veneer of MacOS style UI. NeXT had already ported their OS to Intel, PA RISC, and SPARC. These were all ... | 1,760,371,513.953273 | ||
https://hackaday.com/2025/06/16/history-of-forgotten-moon-bases/ | History Of Forgotten Moon Bases | Al Williams | [
"History",
"Space"
] | [
"apollo",
"moon base",
"nasa"
] | If you were alive when
2001: A Space Odyssey
was in theaters, you might have thought it didn’t really go far enough. After all, in 1958, the US launched its first satellite. The first US astronaut went up in 1961. Eight years later, Armstrong put a boot on the moon’s surface. That was a lot of progress for 11 years. Th... | 37 | 9 | [
{
"comment_id": "8139524",
"author": "marc",
"timestamp": "2025-06-17T06:08:20",
"content": "“Never ceases to amaze me how far the human imagination outstrips human capability”.It’s a comment I read in relation to the video on YouTube. Imagination is a faculty that is usually not well understood, ev... | 1,760,371,514.025473 | ||
https://hackaday.com/2025/06/16/an-open-source-justification-for-usb-cable-paranoia/ | An Open-Source Justification For USB Cable Paranoia | Aaron Beckendorf | [
"Security Hacks"
] | [
"badusb",
"rubber ducky",
"USB cable"
] | Most people know that they shouldn’t plug strange flash drives into their computers, but what about a USB cable? A cable doesn’t immediately register as an active electronic device to most people, but it’s entirely possible to hide a small, malicious microcontroller inside the shell of one of the plugs. [Joel Serna Mor... | 37 | 8 | [
{
"comment_id": "8139474",
"author": "Gravis",
"timestamp": "2025-06-16T23:33:44",
"content": "Making it easier for someone to do something terrible is a bad move.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8139477",
"author": "dro",
"tim... | 1,760,371,513.893144 | ||
https://hackaday.com/2025/06/16/cube-teeter-totter-one-motor-many-lessons/ | Cube Teeter Totter: One Motor, Many Lessons | Matt Varian | [
"hardware"
] | [
"control system theory",
"pid",
"reaction wheel"
] | Balancing robots are always fun to see, as they often take forms we’re not used to, such as a box standing on its corner. This project, submitted by [Alexchunlin], showcases a cool
single motor reaction cube
, where he dives into many lessons learned during its creation.
At the outset, [Alexchunlin] thought this would ... | 5 | 3 | [
{
"comment_id": "8139459",
"author": "Cad the Mad",
"timestamp": "2025-06-16T21:29:35",
"content": "Amazing project!(Assuming this is the year 2025 and I’m not a condescending jerk.)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8139527",
"author": ... | 1,760,371,514.192935 | ||
https://hackaday.com/2025/06/16/kludge-compensates-for-kaput-component-with-contemporary-capacitor/ | Kludge Compensates For Kaput Component With Contemporary Capacitor | Seth Mabbott | [
"PCB Hacks"
] | [
"adapter board",
"analog oscilloscope",
"capacitor failure"
] | It is a well-known reality of rescuing certain older electronic devices that, at some point, you’re likely going to have to replace a busted capacitor. This is the stage [Kevin] is at in the 3rd installment in his saga of
reviving a 50-year-old Military Tektronix oscilloscope
.
[Kevin]
recently discovered
a failed capa... | 14 | 6 | [
{
"comment_id": "8139428",
"author": "Ostracus",
"timestamp": "2025-06-16T18:47:46",
"content": "“The original capacitor is out of fashion to the degree that a perfect replacement would be impractical and likely not desirable.”Old building with old breakers. Definitely not made anymore.",
"paren... | 1,760,371,514.245062 | ||
https://hackaday.com/2025/06/16/retrotechtacular-arthur-c-clarke-predicts-the-future/ | Retrotechtacular: Arthur C. Clarke Predicts The Future | Al Williams | [
"History",
"Interest"
] | [
"Arthur C. Clarke",
"futurism",
"predictions",
"the future"
] | Predicting the future is a dangerous occupation. Few people can claim as much success as Arthur C. Clarke, the famous science and science fiction author. Thanks to the BBC and the Australian Broadcasting Company, we can see what Sir Arthur thought about the future in 1964 and then ten years later in 1974.
Perhaps his b... | 24 | 6 | [
{
"comment_id": "8139410",
"author": "Ostracus",
"timestamp": "2025-06-16T17:49:32",
"content": "“Of course, all of this could still happen, and it would be totally spooky if he’d been 100% right.”invents time machine",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_i... | 1,760,371,513.816979 | ||
https://hackaday.com/2025/06/16/expanding-racks-in-the-spirit-of-the-hoberman-sphere/ | Expanding Racks In The Spirit Of The Hoberman Sphere | John Elliot V | [
"3d Printer hacks",
"hardware"
] | [
"expanding racks",
"Hoberman Sphere"
] | If you’re a mechanical engineering wonk, you might appreciate this latest video from [Henry Segerman] wherein he demonstrates his various
expanding racks
.
[Henry] explains how the basic “double-rack” unit can be combined to make more complex structures. These structures are similar in spirit to the
Hoberman sphere
, w... | 7 | 4 | [
{
"comment_id": "8139431",
"author": "Thinkerer",
"timestamp": "2025-06-16T19:01:18",
"content": "Neat exposition – these are commonly used on expandable tables and the like.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8139442",
"author": "paulvdh",
... | 1,760,371,513.743942 | ||
https://hackaday.com/2025/06/16/big-chemistry-seawater-desalination/ | Big Chemistry: Seawater Desalination | Dan Maloney | [
"chemistry hacks",
"Original Art"
] | [
"desalination",
"isobaric",
"membrane",
"polyamide",
"pressure",
"reverse osmosis",
"RO",
"sea water",
"water"
] | For a world covered in oceans, getting a drink of water on Planet Earth can be surprisingly tricky. Fresh water is hard to come by even on our water world, so much so that most sources are better measured in parts per million than percentages; add together every freshwater lake, river, and stream in the world, and you’... | 40 | 16 | [
{
"comment_id": "8139339",
"author": "Ostracus",
"timestamp": "2025-06-16T14:32:01",
"content": "I imagine renewables changes the power equation.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8139394",
"author": "Tom",
"timestamp": "2025-06-... | 1,760,371,514.107251 | ||
https://hackaday.com/2025/06/16/this-thermochromic-clock-is-a-ray-of-sunshine/ | This Thermochromic Clock Is A Ray Of Sunshine | Tyler August | [
"clock hacks"
] | [
"analog clock",
"clock",
"thermochromic"
] | It’s never a bad time to look at a clock, and one could certainly do worse than this delightful
Paper Sunshine Clock
by [anneosaur]. The sun-ray display is an interesting take on the analog clock, and its method of operation is not one we see every day, either.
Reading the clock is straightforward: there are twelve ray... | 5 | 5 | [
{
"comment_id": "8139289",
"author": "alialiali",
"timestamp": "2025-06-16T11:17:21",
"content": "I wonder if you could shape the heat spreaders a bit like they did on the old Duracell energy check strips.With the goal that the light up effect spread evenly from bottom to top?",
"parent_id": nul... | 1,760,371,514.152565 | ||
https://hackaday.com/2025/06/16/dummy-plug-gets-smarter-with-raspberry-pi/ | Dummy Plug Gets Smarter With Raspberry Pi | Al Williams | [
"Video Hacks"
] | [
"dummy plug",
"edid",
"hdmi"
] | [Doug Brown] had a problem. He uses a dummy HDMI plug to fool a computer into thinking it has a monitor for when you want to run the computer headless. The dummy plug is a cheap device that fools the computer into thinking it has a monitor and, as such, has to send the Extended Display ID (EDID) to the computer. Howeve... | 21 | 8 | [
{
"comment_id": "8139245",
"author": "Andrzej",
"timestamp": "2025-06-16T08:12:19",
"content": "Note that this is not specific to the RPi. Various Linux GPU drivers expose the HDMI I2C interface as /dev/i2c-X. A comment on the linked blog post also mentions similar functionality on Windows.",
"p... | 1,760,371,514.490388 | ||
https://hackaday.com/2025/06/15/making-corrugated-cardboard-stronger-and-waterproof/ | Making Corrugated Cardboard Stronger And Waterproof | Maya Posch | [
"green hacks"
] | [
"biodegradable",
"cardboard"
] | As useful as corrugated cardboard is, we generally don’t consider it to be a very sturdy material. The moment it’s exposed to moisture, it begins to fall apart, and it’s easily damaged even when kept dry. That said, there are ways to make corrugated cardboard a
lot more durable, as demonstrated by the [NightHawkInLight... | 45 | 16 | [
{
"comment_id": "8139225",
"author": "Jerry Whiting",
"timestamp": "2025-06-16T05:25:30",
"content": "Mod Podge OutdoorAs always, YMMV",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8139227",
"author": "C M",
"timestamp": "2025-06-16T05:37:20",
"co... | 1,760,371,514.436753 | ||
https://hackaday.com/2025/06/15/bento-vr-xr-from-a-keyboard/ | Bento – VR/XR From A Keyboard | Ian Bos | [
"Peripherals Hacks"
] | [
"3d printed keyboard",
"Apple keyboard",
"minimalism",
"steam deck",
"XR"
] | XR may not have crashed into our lives as much as some tech billionaires have wished, but that doesn’t stop the appeal of a full display that takes up no physical space. At that point, why not get rid of the computer that takes up living space as well? That is what [Michael] tries to do with
Bento
, the form factor of ... | 6 | 4 | [
{
"comment_id": "8139214",
"author": "KDawg",
"timestamp": "2025-06-16T03:34:59",
"content": "Also this“While the VR gaming potential is limited by lackluster power,”what are you talking about the 5 year old PS5 has a “disk drive” that is almost as fast as DDR3 ram 10 years ago",
"parent_id": nu... | 1,760,371,514.539022 | ||
https://hackaday.com/2025/06/15/hackaday-links-june-15-2025/ | Hackaday Links: June 15, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"anthropomorphization",
"autonomous",
"commercialization",
"death-cleaning",
"dexterity",
"figure",
"hackaday links",
"helix",
"hoarding",
"insurance",
"logistics",
"market",
"robotaxi",
"self-driving",
"tesla",
"Waymo"
] | Are robotaxis poised to be the Next Big Thing™ in North America? It seems so, at least according to Goldman Sachs, which
issued a report this week
stating that robotaxis have officially entered the commercialization phase of the hype cycle. That assessment appears to be based on an analysis of the total ride-sharing ma... | 5 | 4 | [
{
"comment_id": "8139209",
"author": "pelrun",
"timestamp": "2025-06-16T03:12:00",
"content": "I’ve said for years that insurers are going to be the true arbiter of the effectiveness of self-driving technology. But I’m also extremely skeptical about it lowering insurance rates – more likely that the... | 1,760,371,514.671623 | ||
https://hackaday.com/2025/06/15/electromechanical-atari-is-a-steampunk-meccano-masterpiece/ | Electromechanical Atari Is A Steampunk Meccano Masterpiece | Tyler August | [
"Toy Hacks"
] | [
"electromechanical",
"erector",
"lunar lander",
"meccano"
] | If William Gibson and Bruce Sterling had written an arcade scene into “The Difference Engine”, it probably would have looked a lot like [Pete Wood]’s
Meccano Martian Mission
, as illustrated in the video below by the [London Meccano Club]. Meccano Martian Mission is an homage to Atari’s 1978 Lunar Lander video game, bu... | 21 | 10 | [
{
"comment_id": "8139119",
"author": "Jan",
"timestamp": "2025-06-15T20:11:49",
"content": "Cool, really really cool!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8139417",
"author": "Niklas",
"timestamp": "2025-06-16T18:24:32",
"co... | 1,760,371,514.946549 | ||
https://hackaday.com/2025/06/15/upgrade-your-filament-dryer-with-a-swiveling-filament-port/ | Upgrade Your Filament Dryer With A Swiveling Filament Port | Maya Posch | [
"3d Printer hacks"
] | [
"3d printer",
"3d printing filament",
"filament dryer"
] | Many FDM filament dryers have a port through which you can guide the filament. This handy feature allows you to print from the spool without removing it from the dryer, saving time and limiting exposure to (moist) air. Unfortunately, these exit ports aren’t always thought out very well, mostly in terms of the angle wit... | 3 | 3 | [
{
"comment_id": "8139069",
"author": "Miles",
"timestamp": "2025-06-15T17:44:05",
"content": "The angle remains unchanged by the port. I was thoroughly confused by “the angle it enters the port is 0° “. I guess I was imagining this as relative to the original port angle.Problem seems to be that th... | 1,760,371,514.802384 | ||
https://hackaday.com/2025/06/15/smart-lamp-keeps-students-on-track-with-image-recognition/ | Smart Lamp Keeps Students On Track With Image Recognition | Tyler August | [
"Artificial Intelligence"
] | [
"object recognition",
"Seeed Grove AI Vision",
"ws2182b"
] | It’s a common enough problem: you’re hitting the books, your phone dings with a notification, and suddenly it’s three hours later. While you’ve done lots of scrolling, you didn’t do any studying. If only there were a quick, easy project that would keep an eye on you and provide a subtle nudge to get you off the phone. ... | 5 | 5 | [
{
"comment_id": "8139016",
"author": "Dumptruck",
"timestamp": "2025-06-15T14:30:26",
"content": "What if your lamp was the police.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8139059",
"author": "Jouni",
"timestamp": "2025-06-15T16:48:09",
"con... | 1,760,371,514.721426 | ||
https://hackaday.com/2025/06/15/an-rc-car-driven-with-old-3d-printer-motors/ | An RC Car Driven With Old 3D Printer Motors | Ian Bos | [
"3d Printer hacks"
] | [
"3d printer",
"radio controlled car",
"upcycling"
] | With the newer generation of quick and reliable 3D printers, we find ourselves with the old collecting dust and cobwebs. You might pull it out for an emergency print, that is if it still works… In the scenario of an eternally resting printer (or ones not worth reviving), trying to give new life to the functional parts ... | 5 | 3 | [
{
"comment_id": "8138989",
"author": "B7ur",
"timestamp": "2025-06-15T12:58:35",
"content": "How to change old 3d printer to laser cute",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8139234",
"author": "Andrea Campanella",
"timestamp": "2025... | 1,760,371,514.764745 | ||
https://hackaday.com/2025/06/15/adaptive-keyboards-writing-technologies-for-one-handed-users/ | Adaptive Keyboards & Writing Technologies For One-Handed Users | Maya Posch | [
"computer hacks",
"Peripherals Hacks"
] | [
"accessibility",
"keyboard layouts",
"physical disability"
] | After having been involved in an accident, [Kurt Kohlstedt] suffered peripheral neuropathy due to severe damage to his right brachial plexus — the network of nerves that ultimately control the shoulder, arm, and hand. This resulted in numbness and paralysis in his right shoulder and arm, with the prognosis being a part... | 12 | 6 | [
{
"comment_id": "8138973",
"author": "El Gru",
"timestamp": "2025-06-15T11:30:26",
"content": "As someone who has worked a lot with single-handed keyboard applications (photo editing) and has adjusted many hotkey maps to make them work I can very much relate to this project. Apps like Photoshop or d... | 1,760,371,514.993503 | ||
https://hackaday.com/2025/06/14/the-pcb-router-you-wish-you-had-made/ | The PCB Router You Wish You Had Made | Jenny List | [
"cnc hacks"
] | [
"cnc",
"pcb router"
] | The advent of cheap and accessible one-off PCB production has been one of the pivotal moments for electronic experimenters during the last couple of decades. Perhaps a few still etch their own boards, but many hobbiest were happy to put away their ferric chloride. There’s another way to make PCBs, though, which is to m... | 41 | 9 | [
{
"comment_id": "8138922",
"author": "Mike",
"timestamp": "2025-06-15T06:16:07",
"content": "Why even bother. You can get PCB’s nowadays for less than the electricity it will take to mil your own.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138923",
... | 1,760,371,514.882481 | ||
https://hackaday.com/2025/06/14/meowsic-keyboard-midi-adapter-aims-for-purrfection/ | Meowsic Keyboard MIDI Adapter Aims For Purrfection | Aaron Beckendorf | [
"Arduino Hacks",
"digital audio hacks"
] | [
"electronic music",
"midi",
"Midi adapter",
"musical synthesizer"
] | Both small children and cats have a certain tendency to make loud noises at inopportune times, but what if there were a way to combine these auditory effects? This seems to have been the reasoning behind the creation of the Meowsic keyboard, a children’s keyboard that renders notes as cats’ meows. [Steve Gilissen], an ... | 3 | 2 | [
{
"comment_id": "8138926",
"author": "macsimki",
"timestamp": "2025-06-15T06:40:01",
"content": "it seems he forgot the power and gnd on some chips. typical as on kicat (pun intended) you can place the separate gates on the schematic and the last option is the power rail connections. a dcr check sho... | 1,760,371,515.034267 | ||
https://hackaday.com/2025/06/14/laptop-brick-is-brought-back-from-the-brink/ | Laptop Brick Is Brought Back From The Brink | Al Williams | [
"Repair Hacks",
"Teardown"
] | [
"mosfet",
"power supply",
"switching power supply"
] | We’ve all been there. [Kasyan TV] had a universal adapter for a used laptop, and though it worked for a long time, it finally failed. Can it be fixed?
Of course, it can
, but it is up to you if it is worth it or not. You can find [Kasyan’s] teardown and repair in the video below.
Inside the unit, there were a surprisin... | 9 | 5 | [
{
"comment_id": "8138901",
"author": "limroh",
"timestamp": "2025-06-15T01:29:59",
"content": "at least 20 years ago I repaired an original laptop PSU.Just measuring its output voltage everything looked fine but charging the laptop just wouldn’t work – not to mention running it only from the PSU.But... | 1,760,371,515.297572 | ||
https://hackaday.com/2025/06/14/led-probe-a-smart-simple-solution-for-testing-leds/ | LED Probe: A Smart, Simple Solution For Testing LEDs | Matt Varian | [
"ATtiny Hacks"
] | [
"ATtiny202",
"attiny85",
"led",
"led tester",
"test eqiupment"
] | If you’ve worked on a project with small LEDs, you know the frustration of determining their polarity. This ingenious
LED Probe
from [David] packs a lot of useful features into a simple, easy-to-implement circuit.
Most multimeters have a diode test function that can be used to check LEDs; however, this goes a step furt... | 13 | 3 | [
{
"comment_id": "8138934",
"author": "ono",
"timestamp": "2025-06-15T07:28:33",
"content": "Clever, and I believe it can work for any LED, providing it´s not a COB LED array where several LEDs are put in series. So, not good for LED light “bulbs”",
"parent_id": null,
"depth": 1,
"replies... | 1,760,371,515.251968 | ||
https://hackaday.com/2025/06/14/upgrading-an-old-espresso-machine/ | Upgrading An Old Espresso Machine | Maya Posch | [
"Repair Hacks"
] | [
"espresso machine",
"Raspberry Pi Pico"
] | The Francis! Francis! X1 espresso machine in its assembled state. (Credit: Samuel Leeuwenburg)
Recently, [Samuel Leeuwenburg]
got his paws on a Francis! Francis! X1
(yes, that’s the name) espresso machine. This is the espresso machine that is
mostly famous
for having been in a lot of big TV shows in the 1990s. In the e... | 25 | 11 | [
{
"comment_id": "8138774",
"author": "pax",
"timestamp": "2025-06-14T17:21:37",
"content": "“There’s even an HTTP API”HTCPCP?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138919",
"author": "pelrun",
"timestamp": "2025-06-15T06:03:18",
... | 1,760,371,515.36961 | ||
https://hackaday.com/2025/06/14/make-magical-looking-furniture-with-kerf-bend-wizard/ | Make Magical-Looking Furniture With Kerf Bend Wizard | Tyler August | [
"Misc Hacks",
"Tool Hacks"
] | [
"CNC machined",
"kerf bending",
"python"
] | The intersection between “woodworkers” and “programmers” is not a densely populated part of the Venn diagram, but [Michael Schiebler] is there with his
Kerf Bend Wizard
to help us make wood twist and bend like magic.
Kerf bending is a fine technique we have
covered before
: by cutting away material on the inside face o... | 26 | 11 | [
{
"comment_id": "8138853",
"author": "Anonymous",
"timestamp": "2025-06-14T22:57:54",
"content": "What’s the point of having such thick wood when you eliminate 90% of the strength by cutting through it? Why not just use real wood (not plywood) and steam-bend it? Or if you must bend plywood, why not ... | 1,760,371,516.20877 | ||
https://hackaday.com/2025/06/14/the-switch-2-pro-controller-prepare-for-glue-and-fragile-parts/ | The Switch 2 Pro Controller: Prepare For Glue And Fragile Parts | Maya Posch | [
"Nintendo Hacks",
"Teardown"
] | [
"Nintendo Switch",
"teardown"
] | The Switch 2 Pro controller’s battery is technically removable, if you can get to it. (Credit: VK’s Channel, YouTube)
For those of us who have worked on SNES and GameCube controllers, we know that these are pretty simple to get into and maintain. However, in the trend of making modern game controllers more complex and ... | 33 | 10 | [
{
"comment_id": "8138726",
"author": "codeasm",
"timestamp": "2025-06-14T11:15:45",
"content": "Reading about the coating is sad. Why arent manufacturers learning we hate that type of coating? Now you can remove it with baking soda and a bit of water (making what appears to be a paste), but why?",
... | 1,760,371,515.517586 | ||
https://hackaday.com/2025/06/14/a-concentric-clock-with-multiple-modes/ | A Concentric Clock With Multiple Modes | Aaron Beckendorf | [
"clock hacks"
] | [
"3D printed parts",
"clock",
"minimal user interface",
"minimalism",
"Raspberry Pi Pico W"
] | Most of us spend our lives within reach of a device that provides a clock, stopwatch, and a timer – you’re almost certainly reading this article on such a device – but there are fewer options if you want a screen-free clock. [Michael Suguitan]’s
TOKIDOKI
rectifies this situation by combining those three functions into ... | 0 | 0 | [] | 1,760,371,515.441057 | ||
https://hackaday.com/2025/06/13/watkins-tower-londons-failed-eiffel-tower/ | Watkin’s Tower: London’s Failed Eiffel Tower | Maya Posch | [
"History"
] | [
"Eiffel Tower",
"wembley park"
] | The city of London is no stranger to tall constructions today, but long before the first skyscrapers would loom above its streets, Watkin’s Tower was supposed to be the tallest structure in not only London but also the entirety of the UK. Inspired by France’s recently opened Eiffel tower, railway entrepreneur and Membe... | 8 | 6 | [
{
"comment_id": "8138715",
"author": "Stephen",
"timestamp": "2025-06-14T09:53:51",
"content": "I came across this project in Felix Barker’s fascinating book “London As It Might Have Been”, a collection of extraordinary projects that never came to fruition, including a version of St Paul’s Cathedral... | 1,760,371,515.613024 | ||
https://hackaday.com/2025/06/13/open-a-portal-to-an-nes-emulator/ | Open A Portal To An NES Emulator | Bryan Cockfield | [
"Software Hacks"
] | [
"c++",
"emulator",
"portal",
"portal 2",
"porting",
"scripting",
"smolnes",
"squirrel"
] | The
Portal
games were revolutionary not only for their puzzle-based, narrative-driven gameplay, but also for their unique physics engine, which let players open portals anywhere and conserve momentum and direction through them. They’re widely regarded as some of the best video games ever made, but even beyond that they... | 2 | 2 | [
{
"comment_id": "8138678",
"author": "Ostracus",
"timestamp": "2025-06-14T02:40:43",
"content": "Sounds like Data Table based programming.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8139942",
"author": "필스토리",
"timestamp": "2025-06-18T10:30:57",
... | 1,760,371,515.564185 | ||
https://hackaday.com/2025/06/13/how-a-diy-chicken-coop-door-opener-went-from-simple-to-complex/ | How A DIY Chicken Coop Door Opener Went From Simple To Complex | Maya Posch | [
"home hacks"
] | [
"chicken coop door",
"esphome",
"home assisstant",
"smart home"
] | How hard could it be to make a chicken coop door that can be configured to open and close automatically using a straightforward interface? That’s the question that
[Jeff Sandberg] set out with
, after three years of using a more basic off-the-shelf unit that offered no remote access nor a convenient user interface. The... | 18 | 7 | [
{
"comment_id": "8138645",
"author": "M",
"timestamp": "2025-06-13T23:11:08",
"content": "LC -> LCD",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138646",
"author": "Dr Bob",
"timestamp": "2025-06-13T23:20:42",
"content": "Ackchyual... | 1,760,371,515.732601 | ||
https://hackaday.com/2025/06/13/adapting-an-old-rotary-dial-for-digital-applications/ | Adapting An Old Rotary Dial For Digital Applications | John Elliot V | [
"classic hacks",
"hardware",
"Medical Hacks",
"PCB Hacks",
"Phone Hacks"
] | [
"rotary dial",
"telephone dial"
] | Today in old school nostalgia our tipster [Clint Jay] wrote in to let us know about
this rotary dial
.
If you’re a young whippersnapper you might never have seen a rotary dial. These things were commonly used on telephones back in the day, and they were notoriously slow to use. The way they work is that they generate a... | 27 | 9 | [
{
"comment_id": "8138609",
"author": "a_do_z",
"timestamp": "2025-06-13T20:05:53",
"content": "Imagine how younger-generation-theft-resistant your car would be if it used an ignition kill system disabled via rotary dial, and a manual transmission.:-)",
"parent_id": null,
"depth": 1,
"rep... | 1,760,371,515.674909 | ||
https://hackaday.com/2025/06/13/taking-a-one-handed-keyboard-to-the-next-level/ | Taking A One Handed Keyboard To The Next Level | Jenny List | [
"Peripherals Hacks"
] | [
"chording keyboard",
"keyboard",
"wrist keyboard"
] | When a wrist mounted keyboard floated past in the Hackaday feed, a mental image surfaced, perhaps something like a Blackberry keyboard mounted on a wrist cuff, maybe with some kind of display. It’s impressive indeed then to open the link and see
[AdamLeBlanc]’s Schist01
. It’s a wrist mounted keyboard, but with its bra... | 1 | 1 | [
{
"comment_id": "8138724",
"author": "helge",
"timestamp": "2025-06-14T10:56:58",
"content": "I really love the effort and the clay modeling, 3D scanning and CAD that had to be applied to make it happen. However, I wish he had explored first how to make transitioning between keyboard use and a “stow... | 1,760,371,515.787075 | ||
https://hackaday.com/2025/06/13/attack-of-the-beepy-clones/ | Attack Of The Beepy Clones | Arya Voronova | [
"blackberry hacks",
"handhelds hacks"
] | [
"Beepy",
"Beepy. BeepBerry",
"blackberry keyboard",
"blepis",
"colorberry",
"hackberry",
"hackberry pi",
"open hardware",
"Sharp Memory LCD",
"SQFMI"
] | In the
Blackberry-keyboard-based project lineage story last week
, I covered how a series of open-source projects turned into Beepy, a cool Linux PDA with a lively community. To me, it’s yet another demonstration of power that open-source holds, and more importantly, it shows how even a small pet project of yours could... | 22 | 11 | [
{
"comment_id": "8138568",
"author": "Antron Argaiv",
"timestamp": "2025-06-13T17:37:38",
"content": "You know what would be a neat include? A SIP phone (plus speaker and microphone). You could then use it to make SIP calls over wifi…",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,371,516.079462 | ||
https://hackaday.com/2025/06/13/cassette-data-storage-from-the-1970s/ | Cassette Data Storage From The 1970s | Al Williams | [
"Retrocomputing"
] | [
"audio tape",
"kansas city standard",
"kc standard"
] | When home computers first appeared, disk drives were an expensive rarity. Consumers weren’t likely to be interested in punch cards or paper tape, but most people did have consumer-grade audio cassette recorders. There were a few attempts at storing data on tapes, which, in theory, is simple enough. But, practically, ch... | 69 | 17 | [
{
"comment_id": "8138529",
"author": "Ostracus",
"timestamp": "2025-06-13T15:40:10",
"content": "“Consumers weren’t likely to be interested in punch cards or paper tape…”Well a stack of punch cards in wrap could keep the coffee table level.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,516.438666 | ||
https://hackaday.com/2025/06/13/this-week-in-security-the-localhost-bypass-reflections-and-x/ | This Week In Security: The Localhost Bypass, Reflections, And X | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"LocalMess",
"lunchbox",
"This Week in Security",
"X"
] | Facebook and Yandex have been caught performing user-hostile tracking. This sort of makes today just another Friday, but this is a bit special. This time, it’s
Local Mess
. OK, it’s an attack with a dorky name, but very clever. The short explanation is that web sites can open connections to localhost. And on Android, a... | 26 | 11 | [
{
"comment_id": "8138515",
"author": "Gravis",
"timestamp": "2025-06-13T14:56:19",
"content": "The entire concept of WebSockets strikes me as a bad idea. I know it’s useful for some design patterns (especially evil ones) but that doesn’t make it a good idea. Being able to connect to localhost (or an... | 1,760,371,516.275286 | ||
https://hackaday.com/2025/06/13/a-remote-controlled-usb-rubber-ducky-clone/ | A Remote-Controlled USB Rubber Ducky Clone | Aaron Beckendorf | [
"Science",
"Security Hacks"
] | [
"atmega16u2",
"hak5",
"keystroke injection",
"penetration testing",
"rubber ducky"
] | Despite the repeated warnings of system administrators, IT personnel, and anyone moderately aware of operational security, there are still quite a few people who will gladly plug a mysterious flash drive into their computers to see what’s on it. Devices which take advantage of this well-known behavioral vulnerability h... | 17 | 6 | [
{
"comment_id": "8138474",
"author": "hjf",
"timestamp": "2025-06-13T11:22:25",
"content": "I wonder if it works reliably for the author. in my experience these syn480 modules are just terrible. for some reason even the crappy LC tuned ones with a comparator will outperform them (and yes, I tuned bo... | 1,760,371,516.138364 | ||
https://hackaday.com/2025/06/13/the-gba-console-you-never-knew-you-wanted/ | The GBA Console You Never Knew You Wanted | Tyler August | [
"Nintendo DS Hacks",
"Nintendo Game Boy Hacks"
] | [
"CRT TV",
"game console",
"GBA hack",
"nintendo DS lite"
] | Do you like Nintendo games? How about handhelds? Do you prefer the now-venerable Game Boy Advance (GBA) to more modern platforms, but wish your aging eyes could enjoy its content on a large CRT instead of a dinky LCD? If you answered yes to all those questions, you are exactly the type of person
[GouldFish on Games] ma... | 9 | 3 | [
{
"comment_id": "8138448",
"author": "NFM",
"timestamp": "2025-06-13T08:10:50",
"content": "What could be cool for a future revision would be to use pogo pins to make the interconnects between the boards, so they line up and make contact as the case is closed.",
"parent_id": null,
"depth": 1... | 1,760,371,516.328538 | ||
https://hackaday.com/2025/06/12/build-a-400-mhz-logic-analyzer-for-35/ | Build A 400 MHz Logic Analyzer For $35 | John Elliot V | [
"Raspberry Pi",
"Toy Hacks"
] | [
"logic analyzer",
"raspberry pi pico 2",
"TXU0104"
] | What do you do when you’re a starving student and you need a 400 MHz logic analyzer for your digital circuit investigations?
As [nanofix] shows in a recent video
, you find one that’s available as an open hardware project and build it yourself.
The project, aptly named
LogicAnalyzer
was developed by [Dr. Gusman] a few ... | 15 | 3 | [
{
"comment_id": "8138438",
"author": "shinsukke",
"timestamp": "2025-06-13T06:36:02",
"content": "Thank you! Love the project.I guess now we can finally lay the good old Chinese Cypress CY7 based 24MHz (12MHz on a good day) logic analyser a good bye. It sure served me well",
"parent_id": null,
... | 1,760,371,516.487792 | ||
https://hackaday.com/2025/06/12/simple-open-source-photobioreactor/ | Simple Open Source Photobioreactor | Al Williams | [
"Science"
] | [
"algae",
"bioreactor",
"photobioreactor"
] | [Bhuvanmakes] says that he has the
simplest open source photobioreactor
. Is it? Since it is the only photobioreactor we are aware of, we’ll assume that it is. According to the post, other designs are either difficult to recreate since they require PC boards, sensors, and significant coding.
This project uses no microc... | 11 | 4 | [
{
"comment_id": "8138390",
"author": "Thomas Rogers",
"timestamp": "2025-06-13T02:15:56",
"content": "That’s really interesting but alas the poopification of the internet has made finding the mineral and vitamin requirements for algae kind of difficult to find. Like I search for “nutritional needs o... | 1,760,371,516.589025 | ||
https://hackaday.com/2025/06/12/cots-components-combine-to-diy-solar-power-station/ | COTS Components Combine To DIY Solar Power Station | Tyler August | [
"Battery Hacks",
"Solar Hacks"
] | [
"solar battery",
"solar inverter"
] | They’re marketed as “Solar Generators” or “Solar Power Stations” but what they are is a nice box with a battery, charge controller, and inverter inside. [DoItYourselfDad] on Youtube decided that since all of those parts are available separately,
he could put one together himself.
The project is a nice simple job for a ... | 19 | 6 | [
{
"comment_id": "8138367",
"author": "TSW",
"timestamp": "2025-06-12T23:23:46",
"content": "COTS components.Commercial – Off – The – Shelf",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138368",
"author": "brucedesertrat",
"timestamp": "2025... | 1,760,371,516.54336 | ||
https://hackaday.com/2025/06/12/the-billionth-repository-on-github-is-really-shitty/ | The Billionth Repository On GitHub Is Really Shitty | Jenny List | [
"Software Hacks"
] | [
"funny",
"github",
"poop emoji"
] | What’s the GitHub repository you have created that you think is of most note? Which one do you think of as your magnum opus, the one that you will be remembered by? Was it the CAD files and schematics of a device for ending world hunger, or perhaps it was software designed to end poverty? Spare a thought for [AasishPok... | 40 | 13 | [
{
"comment_id": "8138286",
"author": "Carl Breen",
"timestamp": "2025-06-12T20:16:10",
"content": "I feel the energy, like a code comment that was never meant for production.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8138293",
"author": "Dave",
"t... | 1,760,371,516.662763 | ||
https://hackaday.com/2025/06/12/2025-pet-hacks-contest-cat-at-the-door/ | 2025 Pet Hacks Contest: Cat At The Door | Matt Varian | [
"contests",
"home hacks"
] | [
"2025 Pet Hacks Contest",
"ble",
"LoRa",
"mmwave"
] | This Pet Hacks Contest entry from [Andrea] opens the door to a great collaboration of sensors to solve a problem. The
Cat At The Door
project’s name is a bit of a giveaway to its purpose, but this project has something for everyone, from radar to e-ink, LoRa to 3D printing. He wanted a sensor to watch the door his cats... | 14 | 7 | [
{
"comment_id": "8138256",
"author": "CityZen",
"timestamp": "2025-06-12T18:57:41",
"content": "That’s one well-trained cat butler! :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8138257",
"author": "Miles Archer",
"timestamp": "2025-06-12T18:59:14... | 1,760,371,516.714446 | ||
https://hackaday.com/2025/06/12/end-of-an-era-noaas-polar-sats-wind-down-operations/ | End Of An Era: NOAA’s Polar Sats Wind Down Operations | Tom Nardi | [
"Current Events",
"Featured",
"Space"
] | [
"noaa",
"RTL-SDR",
"weather satellite"
] | Since October 1978, the National Oceanic and Atmospheric Administration (NOAA) has operated its fleet of Polar-orbiting Operational Environmental Satellites (POES) — the data from which has been used for a wide array of environmental monitoring applications, from weather forecasting to the detection of forest fires and... | 16 | 9 | [
{
"comment_id": "8138249",
"author": "asheets",
"timestamp": "2025-06-12T17:56:36",
"content": "That’s kinda a shame. What “other sources” should we be considering other than Meteor and GOES?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138254",
... | 1,760,371,516.86269 | ||
https://hackaday.com/2025/06/12/learning-the-basics-of-astrophotography-editing/ | Learning The Basics Of Astrophotography Editing | Bryan Cockfield | [
"digital cameras hacks",
"Space"
] | [
"astrophotography",
"editing",
"photoshop",
"siril"
] | Astrophotography isn’t easy. Even with good equipment, simply snapping a picture of the night sky won’t produce anything particularly impressive. You’ll likely just get a black void with a few pinpricks of light for your troubles. It takes some editing magic to create stunning images of the cosmos, and luckily
[Karl Pe... | 13 | 3 | [
{
"comment_id": "8138227",
"author": "Ken C",
"timestamp": "2025-06-12T15:43:38",
"content": "What about using wavelet transform to extract obscure features from captured images?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138265",
"author": "TG"... | 1,760,371,516.807203 | ||
https://hackaday.com/2025/06/12/crowdsourcing-sigint-ham-radio-at-war/ | Crowdsourcing SIGINT: Ham Radio At War | Al Williams | [
"Featured",
"History",
"Radio Hacks",
"Slider"
] | [
"cryptography",
"ham radio",
"world war II",
"wwii"
] | I often ask people: What’s the most important thing you need to have a successful fishing trip? I get a lot of different answers about bait, equipment, and boats. Some people tell me beer. But the best answer, in my opinion, is fish. Without fish, you are sure to come home empty-handed.
On a recent visit to Bletchley P... | 18 | 11 | [
{
"comment_id": "8138205",
"author": "Ali",
"timestamp": "2025-06-12T14:20:15",
"content": "But the best answer, in my opinion, is fish. Without fish, you are sure to come home empty-handed.You can always stop at local supermarket and buy a fish, then you come at home satisfied.",
"parent_id": n... | 1,760,371,517.175579 | ||
https://hackaday.com/2025/06/12/open-source-cad-in-the-browser/ | Open Source CAD In The Browser | Al Williams | [
"cnc hacks",
"Software Hacks"
] | [
"3d modeling",
"cad",
"webassembly"
] | Some people love tools in their browsers. Others hate them. We certainly do like to see just how far people can push the browser and version 0.6 of
CHILI3D
, a browser-based CAD program, certainly pushes.
If you click the link, you might want to find the top right corner to change the language (although a few messages ... | 43 | 8 | [
{
"comment_id": "8138159",
"author": "ramzi",
"timestamp": "2025-06-12T11:17:21",
"content": "I wish we could see more AAA games in browser. No more wasting time downloading, no more wasting HDD space. Just open URL and play. This will be the future of gaming.",
"parent_id": null,
"depth": 1... | 1,760,371,517.434537 | ||
https://hackaday.com/2025/06/12/diy-calibration-target-for-electron-microscopes/ | DIY Calibration Target For Electron Microscopes | Aaron Beckendorf | [
"Repair Hacks",
"Science"
] | [
"electron microscope",
"gold",
"nanoparticles",
"scanning electron microscope"
] | It’s a problem that few of us will ever face, but if you ever have to calibrate your scanning electron microscope, you’ll need a resolution target with a high contrast under an electron beam. This requires an extremely small pattern of alternating high and low-density materials, which
[ProjectsInFlight] created in his ... | 3 | 1 | [
{
"comment_id": "8138214",
"author": "Interloper",
"timestamp": "2025-06-12T14:57:06",
"content": "Is calibrate the right word here?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138277",
"author": "John",
"timestamp": "2025-06-12T19:45:35"... | 1,760,371,517.305085 | ||
https://hackaday.com/2025/06/11/step-into-combat-robotics-with-project-svrn/ | Step Into Combat Robotics With Project SVRN! | Ian Bos | [
"Robots Hacks"
] | [
"3d printer",
"combat robot",
"robot platform"
] | We all love combat robotics for its creative problem solving; trying to fit drivetrains and weapon systems in a small and light package is never as simple as it appears to be. When you get to the real lightweights… throw everything you know out the window! [Shoverobotics] saw this as a barrier for getting into the 150g... | 4 | 2 | [
{
"comment_id": "8138145",
"author": "Andrzej",
"timestamp": "2025-06-12T10:11:33",
"content": "FYI, “maleńki” in Polish means tiny.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8138422",
"author": "KDawg",
"timestamp": "2025-06-13T04:01:33",
"co... | 1,760,371,517.046043 | ||
https://hackaday.com/2025/06/11/bipolar-uranium-extraction-from-seawater-with-ultra-low-cell-voltage/ | Bipolar Uranium Extraction From Seawater With Ultra-Low Cell Voltage | Maya Posch | [
"Science"
] | [
"electrochemistry",
"seawater",
"uranium",
"uranium mining"
] | As common as uranium is in the ground around us, the world’s oceans contain a thousand times more uranium (~4.5 billion tons) than can be mined today. This makes extracting uranium as well as other resources from seawater a very interesting proposition, albeit it one that requires finding a technological solution to no... | 52 | 9 | [
{
"comment_id": "8137819",
"author": "spiritplumber@gmail.com",
"timestamp": "2025-06-11T12:46:38",
"content": "This can be used to recover uranium from cooling water used in NPPs instead of dumping it to rivers.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id":... | 1,760,371,517.268642 | ||
https://hackaday.com/2025/06/11/threaded-insert-press-is-100-3d-printed/ | Threaded Insert Press Is 100% 3D Printed | Tyler August | [
"3d Printer hacks",
"Tool Hacks"
] | [
"3d print",
"arbor press",
"heat set inserts",
"threaded insert"
] | Sometimes, when making a 3D printed object, plastic just isn’t enough. Probably the most common addition to our prints is the ubiquitous brass threaded inset, which has proven its worth time and again over the years in providing a secure screw attachment point with less hassle than a captive nut. Of course to insert th... | 12 | 8 | [
{
"comment_id": "8137769",
"author": "Mindaugas",
"timestamp": "2025-06-11T08:45:00",
"content": "I have pressed thousands of inserts with basic soldering iron by hand – they usually self-center without any deviation. Positioning the part under these presses looks like a nightmare, if the part is no... | 1,760,371,517.355126 | ||
https://hackaday.com/2025/06/10/back-to-the-future-lunchbox-cyberdeck/ | Back To The FutureLunchbox Cyberdeck | John Elliot V | [
"Art",
"computer hacks",
"hardware",
"Raspberry Pi",
"Retrocomputing"
] | [
"back to the future"
] | Our hacker [Valve Child] wrote in to let us know about his
Back to the Future
lunchbox cyberdeck
.
Great Scott! This is so awesome. We’re not sure what we should say, or where we should begin. A lot of you wouldn’t have been there, on July 3rd, 1985, nearly forty years ago. But we were there. Oh yes, we were there. On ... | 4 | 4 | [
{
"comment_id": "8137815",
"author": "Paul",
"timestamp": "2025-06-11T12:27:47",
"content": "Clearly from the future. Blue LEDs hadn’t been invented then.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8137888",
"author": "echodelta",
"timestamp": "20... | 1,760,371,519.019219 | ||
https://hackaday.com/2025/06/10/what-marie-curie-left-behind/ | What Marie Curie Left Behind | Al Williams | [
"Science"
] | [
"Curie",
"polonium",
"radium"
] | It is a good bet that if most scientists and engineers were honest, they would most like to leave something behind that future generations would remember. While Marie Curie met that standard — she was the first woman to win the Nobel prize because of her work with radioactivity, and a unit of radioactivity (yes, we kno... | 25 | 11 | [
{
"comment_id": "8137680",
"author": "Jon H",
"timestamp": "2025-06-11T02:07:19",
"content": "She won two Nobels, in different years, for Physics and Chemistry.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8137779",
"author": "Stephen",
"ti... | 1,760,371,519.271377 | ||
https://hackaday.com/2025/06/10/using-a-videocard-as-a-computer-enclosure/ | Using A Videocard As A Computer Enclosure | Maya Posch | [
"computer hacks"
] | [
"sleeper pc",
"VideoCard"
] | The CherryTree-modded card next to the original RTX 2070 GPU. (Credit: Gamers Nexus)
In the olden days of the 1990s and early 2000s, PCs were big and videocards were small-ish add-in boards that blended in with other ISA, PCI and AGP cards. These days, however, videocards are big and computers are increasingly smaller.... | 9 | 6 | [
{
"comment_id": "8137659",
"author": "J. Peterson",
"timestamp": "2025-06-11T00:17:36",
"content": "The irony is a modern GPU is just nine chips (GPU + VRAM). All the rest of the bulk is power and heat management.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": ... | 1,760,371,519.162332 | ||
https://hackaday.com/2025/06/10/two-bits-four-bits-a-twelve-bit-oscilloscope/ | Two Bits, Four Bits, A Twelve-bit Oscilloscope | Al Williams | [
"Tool Hacks"
] | [
"digital Oscilloscope",
"oscilloscope"
] | Until recently, hobby-grade digital oscilloscopes were mostly, at most, 8-bit sampling. However, newer devices offer 12-bit conversion. Does it matter? Depends. [Kiss Analog] shows
where a 12-bit scope may outperform an 8-bit one
.
It may seem obvious, of course. When you store data in 8-bit resolution and zoom in on i... | 4 | 3 | [
{
"comment_id": "8137731",
"author": "Charles Springer",
"timestamp": "2025-06-11T05:21:03",
"content": "I would expect the place 12 bits will shine, other than just being nicer to look at, is in any scope that does some DSP. It should drastic reduce sampling artifacts and aliases. Among them is the... | 1,760,371,519.058241 | ||
https://hackaday.com/2025/06/10/generating-plasma-with-a-hand-cranked-generator/ | Generating Plasma With A Hand-Cranked Generator | Maya Posch | [
"High Voltage"
] | [
"electrical generator",
"plasma",
"voltage multiplier"
] | Everyone loves to play with electricity and plasma, and
[Hyperspace Pirate] is no exception
. Inspired by a couple of 40×20 N52 neodymium magnets he had kicking around, he decided to put together a hand-cranked generator and use it to generate plasma with. Because that’s the kind of fun afternoon projects that enrich o... | 12 | 4 | [
{
"comment_id": "8137537",
"author": "Caden",
"timestamp": "2025-06-10T18:44:42",
"content": "A microwave oven transformer can also be plugged directly into the wall, but it’s considerably more dangerous with 2 kV at 1-2 Amps.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,519.444763 | ||
https://hackaday.com/2025/06/11/hacking-t-cells-to-treat-celiac-disease/ | Hacking T Cells To Treat Celiac Disease | Navarre Bartz | [
"Medical Hacks"
] | [
"autoimmune disease",
"autoimmunity",
"Disease",
"immune system",
"medical hacks"
] | As there is no cure for celiac disease, people must stick to a gluten free diet to remain symptom-free. While this has become easier in recent years, scientists have found some
promising results in mice
for disabling the disease. [via
ScienceAlert
]
Since celiac is an auto-immune disorder, finding ways to alter the imm... | 15 | 3 | [
{
"comment_id": "8138080",
"author": "LookAtDaShinyShiny",
"timestamp": "2025-06-12T03:23:53",
"content": "Now they need to start looking at crohns/colitis T-cells, would be good to see some movement on that (pun definitely intended!!)",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,519.209469 | ||
https://hackaday.com/2025/06/11/compound-press-bends-punches-and-cuts-using-3d-printed-plastic/ | Compound Press Bends, Punches And Cuts Using 3D Printed Plastic | Tyler August | [
"Tool Hacks"
] | [
"arbor press",
"compound die",
"manufacturing",
"sheet metal",
"stamping"
] | It’s not quite “bend, fold or mutilate” but this project comes close– it actually
manufactures a spring clip
for [Super Valid Designs] PETAL light system. In the video (embedded below) you’ll see why this tool was needed: by-hand manufacturing worked for the prototype, but really would not scale.
Two examples of the sp... | 7 | 5 | [
{
"comment_id": "8138072",
"author": "Hales",
"timestamp": "2025-06-12T02:19:50",
"content": "Beautiful and detailed video.I wonder what the tent peg springs are made out of? Would they just be a plated mild steel or something fancier?I’d love to be able to make my own arbitrary spring contacts, th... | 1,760,371,519.110224 | ||
https://hackaday.com/2025/06/11/randomly-generating-atari-games/ | Randomly Generating Atari Games | Al Williams | [
"Games",
"Software Hacks"
] | [
"atari 2600"
] | They say that if you let a million monkeys type on a million typewriters, they will eventually write the works of Shakespeare. While not quite the same thing [bbenchoff] (why does that sound familiar?), spent some computing cycles to generate random data and, via heuristics, find
valid Atari 2600 “games” in the data
.
... | 25 | 11 | [
{
"comment_id": "8138013",
"author": "a_do_z",
"timestamp": "2025-06-11T21:17:19",
"content": "I wonder how results of this effort would compare on a more traditional “computer”. The 2600 TIA – Television Interface Adapter (video generator chip) is a bit of a unique animal having no buffer memory an... | 1,760,371,519.393968 | ||
https://hackaday.com/2025/06/11/floss-weekly-episode-836-beeps-and-boops-with-meshtastic/ | FLOSS Weekly Episode 836: Beeps And Boops With Meshtastic | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts"
] | [
"FLOSS Weekly",
"Meshtastic"
] | This week
Jonathan
and
Aaron
chat with
Ben Meadors
and
Garth Vander Houwen
about Meshtastic! What’s changed since we talked to them last, where is the project going, and what’s coming next? Listen to find out!
https://meshtastic.org/
https://flasher.meshtastic.org/
https://meshtastic.com/
Did you know you can watch the... | 2 | 1 | [
{
"comment_id": "8138199",
"author": "Matthias",
"timestamp": "2025-06-12T13:55:32",
"content": "This transcript seem to be broken / empty?https://flossweekly.libsyn.com/site/category/episode-836-transcript",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8138... | 1,760,371,518.965735 | ||
https://hackaday.com/2025/06/11/network-infrastructure-and-demon-slaying-virtualization-expands-what-a-desktop-can-do/ | Network Infrastructure And Demon-Slaying: Virtualization Expands What A Desktop Can Do | Bryan Cockfield | [
"computer hacks",
"Slider",
"Software Hacks"
] | [
"containerization",
"proxmox",
"virtual machine",
"virtualization"
] | The original
DOOM
is famously portable — any computer made within at least the last two decades, including those in printers, heart monitors, passenger vehicles, and routers is almost guaranteed to have a port of the iconic 1993 shooter. The more modern iterations in the series are a little trickier to port, though. Mu... | 21 | 12 | [
{
"comment_id": "8137952",
"author": "ALX_skater",
"timestamp": "2025-06-11T17:21:56",
"content": "What about using it to run Minecraft? Can it deal with 4-5 players at once? Minecraft is a good game for brain development because it stimulates imagination and constructive thinking.",
"parent_id... | 1,760,371,519.335458 | ||
https://hackaday.com/2025/06/11/this-relay-computer-has-magnetic-tape-storage/ | This Relay Computer Has Magnetic Tape Storage | Jenny List | [
"classic hacks",
"computer hacks"
] | [
"relay computer",
"tape storage"
] | Magnetic tape storage is something many of us will associate with 8-bit microcomputers or 1960s mainframe computers, but it still has a place in the modern data center for long-term backups. It’s likely not to be the first storage tech that would spring to mind when considering a relay computer, but that’s just what [D... | 9 | 4 | [
{
"comment_id": "8137889",
"author": "Ostracus",
"timestamp": "2025-06-11T15:35:53",
"content": "“Magnetic tape storage is something many of us will associate with 8-bit microcomputers or 1960s mainframe computers, but it still has a place in the modern data center for long-term backups.”Something l... | 1,760,371,519.51999 | ||
https://hackaday.com/2025/06/11/reconductoring-building-tomorrows-grid-today/ | Reconductoring: Building Tomorrow’s Grid Today | Dan Maloney | [
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [
"ACSR",
"aluminum",
"ampacity",
"capacity",
"conductor",
"grid",
"infrastructure",
"trapezoidal"
] | What happens when you build the largest machine in the world, but it’s still not big enough? That’s the situation the North American transmission system, the grid that connects power plants to substations and the distribution system, and which by some measures is the largest machine ever constructed, finds itself in ri... | 65 | 10 | [
{
"comment_id": "8137855",
"author": "baltar",
"timestamp": "2025-06-11T14:18:03",
"content": "If the current is limiting factor due to heat why not increase voltage to millions of billiards of volts?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8137870",
... | 1,760,371,519.899141 | ||
https://hackaday.com/2025/06/10/supercon-2024-repurposing-esp32-based-commercial-products/ | Supercon 2024: Repurposing ESP32 Based Commercial Products | Lewin Day | [
"cons",
"Microcontrollers"
] | [
"2024 Hackaday Superconference",
"commercial products",
"embedded hardware",
"ESP32",
"firmware"
] | It’s easy to think of commercial products as black boxes, built with proprietary hardware that’s locked down from the factory. However, that’s not always the case. A great many companies are now turning out commercial products that rely on the very same microcontrollers that hackers and makers use on the regular, makin... | 4 | 3 | [
{
"comment_id": "8137579",
"author": "Justin",
"timestamp": "2025-06-10T20:13:30",
"content": "Jim’s talk was one of the longer ones, and absolutely jam packed with information at that. Should have been “Jim packed”.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id... | 1,760,371,519.602271 | ||
https://hackaday.com/2025/06/10/skyroof-a-new-satellite-tracker-for-hams/ | SkyRoof, A New Satellite Tracker For Hams | Bryan Cockfield | [
"Radio Hacks",
"Solar Hacks"
] | [
"amateur radio",
"Doppler",
"ham radio",
"repeater",
"satellite",
"skyroof",
"uhf",
"VHF"
] | Communicating with space-based ham radio satellites might sound like it’s something that takes a lot of money, but in reality it’s one of the more accessible aspects of the hobby. Generally all that’s needed is a five-watt handheld transceiver and a directional antenna. Like most things in the ham radio world, though, ... | 13 | 4 | [
{
"comment_id": "8137509",
"author": "CJay",
"timestamp": "2025-06-10T17:35:14",
"content": "Well that looks useful, downloaded and installed on a spare machine.Bit of a surprise when it talked to me though",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8137... | 1,760,371,519.794573 | ||
https://hackaday.com/2025/06/10/is-the-atomic-outboard-an-idea-whose-time-has-come/ | Is The Atomic Outboard An Idea Whose Time Has Come? | Tyler August | [
"Engineering",
"Featured",
"Slider",
"Transportation Hacks"
] | [
"cargo ship",
"general electric",
"nuclear power",
"nuclear propulsion"
] | Everyone these days wants to talk about Small Modular Reactors (SMRs) when it comes to nuclear power. The industry seems to have pinned its hopes for a ‘nuclear renaissance’ on the exciting new concept. Exciting as it may be, it is not exactly new: small reactors date back to the heyday of the atomic era. There were a ... | 48 | 20 | [
{
"comment_id": "8137441",
"author": "macsimki",
"timestamp": "2025-06-10T14:44:34",
"content": "No. nobody wants to talk about something with the words smart and reactor in it. where the “smart” part is arguably more dangrous that the “reactor” part. Its in the engineering departement of the chemic... | 1,760,371,520.354474 | ||
https://hackaday.com/2025/06/10/the-ongoing-bcachefs-filesystem-stability-controversy/ | The Ongoing BcacheFS Filesystem Stability Controversy | Maya Posch | [
"Linux Hacks",
"Original Art"
] | [
"bcache",
"BcacheFS",
"filesystem"
] | In a saga that brings to mind the hype and incidents with ReiserFS, [SavvyNik]
takes us through
the latest data corruption bug report and developer updates regarding the BcacheFS filesystem in the Linux kernel. Based on the
bcache
(block cache) cache mechanism in the Linux kernel, its author [Kent Overstreet] developed... | 58 | 11 | [
{
"comment_id": "8137371",
"author": "shinsukke",
"timestamp": "2025-06-10T11:30:51",
"content": "ext4 FTW. My PC has suffered several hard turn offs over the years (until I wisened up and bought a UPS). ext4 has been very robust, never corrupting even a single file, and repaired everything after bo... | 1,760,371,520.206704 | ||
https://hackaday.com/2025/06/10/repairing-vintage-sony-luggable-calculators/ | Repairing Vintage Sony Luggable Calculators | Al Williams | [
"Repair Hacks",
"Retrocomputing",
"Teardown"
] | [
"calculator",
"sobax",
"sony"
] | You might wonder why you’d repair a calculator when you can pick up a new one for a buck.
[Tech Tangents] though has some old Sony calculators that used Nixie tubes
, including one from the 1960s. Two of his recent finds of Sony SOBAX calculators need repair, and we think you’ll agree that restoring these historical ca... | 0 | 0 | [] | 1,760,371,520.062858 | ||
https://hackaday.com/2025/06/09/building-an-assembly-line-for-origami-pigeons/ | Building An Assembly Line For Origami Pigeons | John Elliot V | [
"Art",
"Robots Hacks"
] | [
"assembly line",
"origami"
] | When it comes to hacks, the best ones go to extremes. Either beautiful in their simplicity, or magnificent in their excess. And, well, today’s hack is the latter:
excessive
. [HTX Studio]
built an assembly line for origami pigeons
!
One can imagine the planning process went something like this:
Make origami pigeon asse... | 12 | 4 | [
{
"comment_id": "8137249",
"author": "jpa",
"timestamp": "2025-06-10T05:05:31",
"content": "Based on the video comments, they’re not planning to sell these but to give away to their followers (apparently on some other platform than YouTube).",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,520.110307 | ||
https://hackaday.com/2025/06/09/saving-green-books-from-poison-paranoia/ | Saving Green Books From Poison Paranoia | Tyler August | [
"chemistry hacks"
] | [
"antique books",
"arsenic",
"conservation",
"spectroscopy"
] | You probably do not need us to tell you that Arsenic is not healthy stuff. This wasn’t always such common knowledge, as for a time in the 19th century a chemical variously known as Paris or Emerald Green, but known to chemists as copper(II) acetoarsenite was a very popular green pigment. While this pigment is obviously... | 35 | 11 | [
{
"comment_id": "8137216",
"author": "paulvdh",
"timestamp": "2025-06-10T02:25:07",
"content": "“Scheele’s Green” was a bit earlier then “Paris green” It was popular in wallpaper, as it kept the bugs out of your house. Apparently it was also used for clothing and kid’s toys.https://en.wikipedia.org/... | 1,760,371,520.426058 | ||
https://hackaday.com/2025/06/09/a-modern-take-on-iconic-industrial-design/ | A Modern Take On Iconic Industrial Design | Aaron Beckendorf | [
"digital audio hacks"
] | [
"Braun",
"industrial design",
"internet radio",
"music player"
] | The Functionalist design philosophy that Dieter Rams brought to Braun from the 50s to the 90s still inspires the look of a few devices, including Apple’s iPod, Teenage Engineer’s synthesizers and recorders – and [2dom]’s
IR7 streaming radio
.
The streaming radio was inspired by Braun’s portable radios, particularly the... | 21 | 8 | [
{
"comment_id": "8137187",
"author": "djul",
"timestamp": "2025-06-10T01:22:48",
"content": "That’s a beautiful build. Well done.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8137521",
"author": "2dom",
"timestamp": "2025-06-10T18:06:56",
... | 1,760,371,520.260972 | ||
https://hackaday.com/2025/06/09/run-a-lawnmower-on-diesel-with-hot-bulb-hack/ | Run A Lawnmower On Diesel With Hot Bulb Hack | Tyler August | [
"Engine Hacks"
] | [
"hot bulb engine",
"internal combustion engine",
"two-stroke"
] | If you’re into automotive hacks and don’t watch [Robot Cantina], you are missing out. This hack has [Jimbo] taking a break from automotive hacking to butcher a poor, innocent Tecumseh lawnmower to run diesel fuel (or anything else) by
converting the motor into a hot bulb engine
. (Video embedded below.)
The secret is a... | 27 | 8 | [
{
"comment_id": "8137077",
"author": "ChipMaster",
"timestamp": "2025-06-09T20:57:21",
"content": "Just want to say that Tecumseh is an engine not a lawn mower. Neither Briggs nor Tecumseh make lawn mowers.Terminology aside this is fascinating…",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,371,520.534853 | ||
https://hackaday.com/2025/06/09/2025-pet-hacks-contest-fort-bawks-is-guarded-by-object-detection/ | 2025 Pet Hacks Contest: Fort Bawks Is Guarded By Object Detection | Tyler August | [
"contests",
"Raspberry Pi"
] | [
"2025 Pet Hacks Contest",
"chicken coop",
"object detection",
"rasberry pi",
"smart home",
"webcam"
] | One of the difficult things about raising chickens is that you aren’t the only thing that finds them tasty. Foxes, raccoons, hawks — if it can eat meat, it probably wants a bite of your flock. [donutsorelse] wanted to protect his flock and to be able to know when predators were about without staying up all night next t... | 5 | 3 | [
{
"comment_id": "8137063",
"author": "scott_tx",
"timestamp": "2025-06-09T20:34:30",
"content": "I called my chicken coop ‘Fort Klux”. It had an arduino controlled door which I’ll never share on hackaday since it was such a mess of wires.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,520.469377 | ||
https://hackaday.com/2025/06/09/information-density-microfilm-and-microfiche/ | Information Density: Microfilm And Microfiche | Al Williams | [
"Engineering",
"History",
"Slider"
] | [
"microfiche",
"microfilm",
"microform"
] | Today, we think nothing of sticking thousands of pages of documents on a tiny SD card, or just pushing it out to some cloud service. But for decades, this wasn’t possible. Yet companies still generated huge piles of paper. What could be done? The short answer is: microfilm.
However, the long answer is quite a bit more ... | 18 | 10 | [
{
"comment_id": "8136979",
"author": "boondaburrah",
"timestamp": "2025-06-09T17:20:47",
"content": "I remember using laser film recorders in high school to output documents at some 6000 dpi onto negatives that would then be contact printed onto plates for the printing press. Absolutely insane the l... | 1,760,371,520.598 | ||
https://hackaday.com/2025/06/09/turning-up-the-heat-on-ht-plas-marketing/ | Turning Up The Heat On HT-PLA’s Marketing | Tyler August | [
"3d Printer hacks"
] | [
"3d print",
"3d printer filament",
"HT-PLA",
"materials testing"
] | PLA is probably the most-printed filament on the market these days, and is there any wonder? It’s cheap, it’s easy, and it doesn’t poison you (as quickly as its competitors, anyway). What it doesn’t do very well is take the heat. Polymaker’s new HT-PLA formulation promises to solve that, and
[My Tech Fun] put those cla... | 28 | 12 | [
{
"comment_id": "8136924",
"author": "Joseph A Larson",
"timestamp": "2025-06-09T15:38:51",
"content": "It’s currently out of stock, so I guess that means a lot of people are trying it out.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8137285",
"au... | 1,760,371,520.666658 | ||
https://hackaday.com/2025/06/09/feline-genetics-and-why-orange-cats-are-the-most-special/ | Feline Genetics And Why Orange Cats Are The Most Special | Maya Posch | [
"Featured",
"Original Art",
"Science",
"Slider"
] | [
"cats",
"fur",
"genetic mutation",
"genetics"
] | Recently, butlers to orange-colored cats got a bit of a shock when reading the news, as headlines began to call out their fuzzy feline friends as ‘freaks of nature’ and using similarly uncouth terms. Despite the name-calling, the actual reason for this flurry of feline fascination was more benign — with two teams of sc... | 43 | 11 | [
{
"comment_id": "8136891",
"author": "jenningsthecat",
"timestamp": "2025-06-09T14:27:42",
"content": "Is it just me, or does this sound like it might have a human counterpart? I wonder if fair-skinned, be-freckled red-heads are the result of a similar genetic anomaly.",
"parent_id": null,
"... | 1,760,371,520.894788 | ||
https://hackaday.com/2025/06/09/texas-right-to-repair-bill-is-a-signature-away-from-becoming-law/ | Texas’ Right To Repair Bill Is A Signature Away From Becoming Law | Maya Posch | [
"News",
"Repair Hacks"
] | [
"right to repair",
"Texas"
] | In what could be a big step forward for consumer rights, the Texas Senate
recently unanimously voted
to pass
HB 2963
, which references the “Diagnosis, maintenance, and repair of certain digital electronic equipment”. If signed by the governor, this would make Texas the ninth US state to enact such a law, and the seven... | 20 | 9 | [
{
"comment_id": "8136825",
"author": "Chr Elz",
"timestamp": "2025-06-09T12:15:49",
"content": "Hopefully it turns out better than the New York State R2R bill that looked great, passed the State House nearly unanimously with total bipartisan support, and then was completely nerfed at the last minute... | 1,760,371,520.718589 | ||
https://hackaday.com/2025/06/09/nintendo-switch-2-teardown-lets-a-go/ | Nintendo Switch 2 Teardown, Let’s A-Go! | Drew Littrell | [
"Nintendo Hacks",
"Teardown"
] | [
"games console",
"handheld",
"nintendo",
"teardown"
] | A new console challenger has appeared, and it goes by the name Nintendo Switch 2. The company’s latest iteration of the home console portable hybrid initially showed promise by featuring a large 1080p display, though very little official footage of the handheld existed prior to the device’s global release last week. Ho... | 12 | 5 | [
{
"comment_id": "8136769",
"author": "mini",
"timestamp": "2025-06-09T10:08:44",
"content": "Anyone know if there are nice, high-res boardshots anywhere out there?Youtube videos are too compressed to make out anything.",
"parent_id": null,
"depth": 1,
"replies": [
{
"commen... | 1,760,371,520.951814 | ||
https://hackaday.com/2025/06/08/garden-hose-gets-laminar-flow/ | Garden Hose Gets Laminar Flow | Al Williams | [
"3d Printer hacks"
] | [
"garden hose",
"laminar",
"laminar flow"
] | We aren’t sure if [Joshua Bellamy] is serious that he wants a laminar flow to water his plants, but there are many places where having a smooth and predictable flow of water is useful or even essential. With his 3D printed adapter, you can
produce laminar flow from any garden hose.
If you haven’t heard the term before,... | 14 | 8 | [
{
"comment_id": "8136681",
"author": "Aaron",
"timestamp": "2025-06-09T05:15:30",
"content": "I love laminar flow water contraptions. For decades I didn’t know what the “leaping fountains” were I’d seen at EPCOT many many years prior. Garden hoses are a convenient water pump, but have long been cons... | 1,760,371,521.004816 | ||
https://hackaday.com/2025/06/08/wireless-power-makes-for-cable-free-desk/ | Wireless Power Makes For Cable-Free Desk | Tyler August | [
"computer hacks",
"Wireless Hacks"
] | [
"diy perks",
"frameworks",
"power over wireless",
"Wireless power"
] | Some people hate cables with a passion; others are agnostic and prefer cabled peripherals to having to stop and charge their mouse. [Matt] from
DIYPerks
has the best of both worlds
with this wireless-powered, no-cable desk setup.
The secret is embedded within the plywood desk:
an evaluation kit from Etherdyne Technolog... | 33 | 9 | [
{
"comment_id": "8136647",
"author": "s",
"timestamp": "2025-06-09T03:29:26",
"content": "this is one of those glitzy/glamorous channels that i really can’t stand. he’s always light on specifics, and heavy on the appearance aspect. his last build with the ‘wireless surround sound’, i bought the ... | 1,760,371,521.42906 | ||
https://hackaday.com/2025/06/08/hackaday-links-june-8-2025/ | Hackaday Links: June 8, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"5090 RTX",
"Andromeda",
"counterfeit",
"D2W",
"dip",
"dog",
"emergent AI",
"Galaxy",
"hackaday links",
"milky way",
"NVIDIA",
"packaging",
"qfn",
"QFP",
"robot dog",
"robotics",
"supply chain",
"Temu",
"unitree",
"W2W"
] | When purchasing high-end gear, it’s not uncommon for manufacturers to include a little swag in the box. It makes the customer feel a bit better about the amount of money that just left their wallet, and it’s a great way for the manufacturer to build some brand loyalty and perhaps even get their logo out into the public... | 20 | 7 | [
{
"comment_id": "8136617",
"author": "David",
"timestamp": "2025-06-08T23:14:42",
"content": "On the stolen graphics cards:For high-end items at very high risk of being stolen “in the supply chain” there needs to be more than a single holgraphic seal. Additional seals wih signed messages that inclu... | 1,760,371,521.354674 | ||
https://hackaday.com/2025/06/08/bringing-a-father-ted-joke-to-life/ | Bringing AFather TedJoke To Life | Matt Varian | [
"Microcontrollers"
] | [
"adhesive tape",
"ESP8266",
"props"
] | Inspired by a gag from a mid-90s sitcom
Father Ted
,
[Stephen] decided to create his own talking tape dispenser
.
This project is a actually a follow-up to the first version of the dispenser he built back in 2022, and [Stephen] has documented the process thoroughly for anyone wanting to build their own. In the first ve... | 8 | 7 | [
{
"comment_id": "8136600",
"author": "TG",
"timestamp": "2025-06-08T20:52:53",
"content": "Yep I’m gonna have to have me one of those",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8136606",
"author": "FiSul",
"timestamp": "2025-06-08T21:21:21",
"c... | 1,760,371,521.057943 | ||
https://hackaday.com/2025/06/08/simple-triggering-for-saleae-logic-analyzers/ | Simple Triggering For Saleae Logic Analyzers | Aaron Beckendorf | [
"Software Hacks",
"Tool Hacks"
] | [
"logic analyser",
"saleae",
"saleae logic",
"triggering"
] | Saleae logic analyzers seem to have it all: good sampling rates, convenient protocol decoding, and plenty of channels – but not a good way to set rising or falling-edge triggering. [James] found this rather inconvenient when debugging embedded devices, and
shared a workaround that replicates these simple triggering mod... | 4 | 2 | [
{
"comment_id": "8136596",
"author": "Devan",
"timestamp": "2025-06-08T20:25:05",
"content": "The article summary here is a bit confusing – the video in question is a workaround to replicate the “normal” trigger setting of an oscilloscope, where it will capture and replace the existing capture on sc... | 1,760,371,521.099531 | ||
https://hackaday.com/2025/06/08/piano-doorbell-adds-music-to-your-home/ | Piano Doorbell Adds Music To Your Home | Lewin Day | [
"home hacks",
"Musical Hacks"
] | [
"doorbell",
"ESP32",
"piano"
] | Regular ding-dong doorbells are fun and all, but it can be nice to put something a little more special by your front door. To that end, [Arpan Mondal] built this neat little piano doorbell
to make visiting his home just a touch more fun.
The heart of the build is an ESP32 microcontroller. It’s responsible for reading t... | 16 | 12 | [
{
"comment_id": "8136516",
"author": "X-MarX-THX-SpXt",
"timestamp": "2025-06-08T14:11:45",
"content": "I can’t play Funky Town on it! So i have to stick with my number pad. :(Would be nice to make one tho. My childhood dream (to be like Pee Wee) will continue to be a dream for a bit more.",
"pa... | 1,760,371,521.234736 | ||
https://hackaday.com/2025/06/08/a-close-look-at-the-mitxela-precision-clock-mk-iv/ | A Close Look At The Mitxela Precision Clock Mk IV | John Elliot V | [
"clock hacks",
"gps hacks",
"LED Hacks"
] | [
"clock",
"gps",
"precision clock",
"precision time-keeping"
] | Over on his secondary YouTube channel, [Jeff Geerling] recently
demoed the new Mitxela Precision Clock Mk IV
.
This clock uses GPS to get the current time, but also your location so it can figure out what time zone you’re in and which daylight savings time might apply. On the back a blinking diode announces the arrival... | 15 | 9 | [
{
"comment_id": "8136476",
"author": "TimeLord",
"timestamp": "2025-06-08T11:20:56",
"content": "Time is an illusion …. Lunchtime doubly so",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8136523",
"author": "dremu",
"timestamp": "2025-06-08T1... | 1,760,371,521.297023 | ||
https://hackaday.com/2025/06/08/wave-drive-made-with-3d-printed-parts/ | Wave Drive Made With 3D Printed Parts | Lewin Day | [
"Parts"
] | [
"gear drive",
"gearbox",
"wave drive"
] | You can get just about any gear reduction you want using conventional gears. But when you need to get a certain reduction in a very small space with minimal to no backlash, you might find a wave drive very useful.
[Mishin Machine] shows us how to build one with (mostly) 3D printed components.
The video does a great job... | 10 | 5 | [
{
"comment_id": "8136466",
"author": "jpa",
"timestamp": "2025-06-08T09:59:10",
"content": "Less parts than cycloidal drive, that’s nice. The efficiency is probably not great due to the rolling resistance of the rollers, but for many applications that doesn’t matter.As with any 3D printed gearbox it... | 1,760,371,521.473425 | ||
https://hackaday.com/2025/06/07/scratch-built-electric-boat-shows-off-surprising-speed/ | Scratch-built Electric Boat Shows Off Surprising Speed | Bryan Cockfield | [
"green hacks",
"Transportation Hacks"
] | [
"custom hull",
"electric",
"solar panel",
"speedboat"
] | Electric cars are everywhere these days, but what about boats? Looking to go green on the water,
[NASAT] put together this impressively nimble boat
propelled by a pair of brushless motors.
The boat itself has a completely custom-built hull, using plywood as a mold for the ultimate fiberglass body. It’s a catamaran-like... | 10 | 5 | [
{
"comment_id": "8136437",
"author": "Cody",
"timestamp": "2025-06-08T06:37:57",
"content": "I don’t think I’ve seen anyone run two motors in parallel from a single ESC before. I’m rather surprised that works at all since the ESC needs to sense back EMF from the motor to know when to switch.",
"... | 1,760,371,521.545258 | ||
https://hackaday.com/2025/06/07/building-a-cyberpunk-modular-keyboard/ | Building A Cyberpunk Modular Keyboard | Lewin Day | [
"Peripherals Hacks"
] | [
"keyboard",
"keys",
"split keyboard"
] | Perhaps you have a tilt towards glowing cyberpunk peripherals. Perhaps you’ve been hunting for a keyboard that you can position perfectly to suit both your left and right hands. In that case,
you might just like this nifty design from [Modern Hobbyist].
The first thing you’ll note is the split design, which allows each... | 9 | 4 | [
{
"comment_id": "8136408",
"author": "KDawg",
"timestamp": "2025-06-08T03:49:00",
"content": "I think its very nice and its of good build quality, but what makes it cyberpunk? its never mentioned on the website or video… cause the thumbnail yused a font slightly similar to the video game?",
"par... | 1,760,371,521.641211 | ||
https://hackaday.com/2025/06/07/single-tube-sdr-is-a-delightful-mix-of-old-and-new/ | Single Tube SDR Is A Delightful Mix Of Old And New | Tyler August | [
"Radio Hacks"
] | [
"6J1",
"sdr",
"software define radio",
"tube radio",
"vacuum tube"
] | Software Defined Radio (SDR) is the big thing these days, and why not? A single computer can get rid of a room full of boat anchors, and give you better signal discrimination than all but the best kit. Any SDR project needs an RF receiver, and in this project [mircemk] used a
single 6J1 vaccum tube to produce an SSB SD... | 14 | 5 | [
{
"comment_id": "8136517",
"author": "Joshua",
"timestamp": "2025-06-08T14:15:24",
"content": "+16J1 is American description for EF95 (EU)/6AK5 (RUS).The EF95 needs 35v (?) anode voltage to properly work without tricks.A miniatur electron tube that natively works with 12v anode voltage is EF98, for ... | 1,760,371,521.595303 | ||
https://hackaday.com/2025/06/07/lets-buy-commodore-well-somebody-is/ | Let’s Buy Commodore! Well, Somebody Is. | Jenny List | [
"News",
"Retrocomputing"
] | [
"brand",
"commodore",
"commodore 64"
] | When a man wearing an Atari T-shirt tells you he’s buying Commodore it sounds like the plot for an improbable 1980s movie in which Nolan Bushnell and Jack Tramiel do battle before a neon synthwave sunset to a pulsating chiptune soundtrack. But here on the screen there’s that guy doing just that, It’s [Retro Recipes], a... | 63 | 22 | [
{
"comment_id": "8136333",
"author": "Jii",
"timestamp": "2025-06-07T21:25:16",
"content": "This is exciting. I would really like to see Commodore brand being in good hands and producing something worthwhile again.I have had the wild dream of stumbling in the Commodore IP in some weird auction and b... | 1,760,371,522.004998 | ||
https://hackaday.com/2025/06/07/chatgpt-patched-a-bios-binary-and-it-worked/ | ChatGPT Patched A BIOS Binary, And It Worked | John Elliot V | [
"Android Hacks",
"Artificial Intelligence"
] | [
"binary",
"bios",
"ChatGPT",
"Factory Reset Protection",
"FRP",
"Panasonic Toughpad FZ-A2"
] | [devicemodder] wrote in to let us know they
managed to install Linux Mint on their FRP-locked Panasonic Toughpad FZ-A2
.
Android devices such as the FZ-A2 can be locked with Factory Reset Protection (FRP). The FRP limits what you can do with a device, tying it to a user account. On the surface that’s a good thing for c... | 107 | 14 | [
{
"comment_id": "8136268",
"author": "Eric R Mockler",
"timestamp": "2025-06-07T17:06:12",
"content": "I did this on a Sony Vaio to enable VTD, and it was scary. But it worked. Then I could run ESXi under Vmware Workstation.",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,371,521.817162 | ||
https://hackaday.com/2025/06/07/microsoft-looking-to-enforce-usb-c-features-through-whcp/ | Microsoft Looking To Enforce USB-C Features Through WHCP | Maya Posch | [
"Peripherals Hacks"
] | [
"microsoft",
"USB C"
] | As much as people love USB-C, there’s one massive flaw that becomes very obvious the moment you look at the ports on any computer. This being that there’s no (standardized) way to tell what any of those ports do. Some may do display out (Alt-Mode), some may allow for charging, but it remains mostly a matter of praying ... | 36 | 13 | [
{
"comment_id": "8136234",
"author": "Ken C",
"timestamp": "2025-06-07T14:46:16",
"content": "Why not make something likeUSB PowerDuo Prowhere one cable (all wires, including shield) is used to supply N-voltage and another is used for L-voltage to voltage converter inside the device. This way it sho... | 1,760,371,522.078698 | ||
https://hackaday.com/2025/06/07/when-wireless-midi-has-latency-a-hardwired-solution-saves-the-day/ | When Wireless MIDI Has Latency, A Hardwired Solution Saves The Day | Lewin Day | [
"Musical Hacks"
] | [
"bluetooth",
"ESP32",
"latency",
"midi",
"music",
"Raspberry Pi Pico"
] | [Moby Pixel] wanted to build a fun MIDI controller. In the end, he didn’t build it just once, but twice—with the aim of finding out which microcontroller was most fit for this musical purpose. Pitted against each other?
The ESP32 and Raspberry Pi Pico.
The MIDI controller itself is quite fetching. It’s built with a 4 x... | 14 | 9 | [
{
"comment_id": "8136203",
"author": "Gösta",
"timestamp": "2025-06-07T11:57:20",
"content": "Beautiful build :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8136206",
"author": "TerryMatthews",
"timestamp": "2025-06-07T12:22:33",
"content": "Wo... | 1,760,371,522.131203 | ||
https://hackaday.com/2025/06/07/printed-focus-control-for-pro-style-cinematography/ | Printed Focus Control For Pro Style Cinematography | Jenny List | [
"digital cameras hacks"
] | [
"3D printed parts",
"focus puller",
"stepper motor"
] | When you watch a movie and see those perfect focus switches or zooms, the chances are you’re not seeing the result of the cameraman or focus operator manually moving the lens controls. Instead, they will have been planned and programmed in advance and executed by a motor. If you take a close look at many lenses you’ll ... | 14 | 7 | [
{
"comment_id": "8136163",
"author": "Saren Tasciyan",
"timestamp": "2025-06-07T08:20:08",
"content": "I wanted to do this not for focus but for Zoom. My lenses have motorized focus control, which is common. What is not so common is motorized zoom control. I guess, I can simply adapt this for that."... | 1,760,371,522.184582 | ||
https://hackaday.com/2025/06/06/3d-pen-used-to-build-cleaning-robot-that-picks-up-socks/ | 3D Pen Used To Build Cleaning Robot That Picks Up Socks | Lewin Day | [
"Robots Hacks"
] | [
"3D pen",
"robot",
"socks"
] | Your average 3D printer is just a nozzle shooting out hot plastic while being moved around by a precise robotic mechanism. There’s nothing stopping you replacing the robot and moving around the plastic-squirting nozzle yourself.
That’s precisely what [3D Sanago] did to produce this cute little robot.
The beginning of ... | 11 | 6 | [
{
"comment_id": "8136148",
"author": "IIVQ",
"timestamp": "2025-06-07T05:05:17",
"content": "Using this robot seems a lot slower than picking up the socks yourself, with your hands. Also a lot more fun!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8136173"... | 1,760,371,522.232794 | ||
https://hackaday.com/2025/06/06/the-bellmac-32-cpu-what/ | The Bellmac-32 CPU — What? | Al Williams | [
"Retrocomputing"
] | [
"att",
"bell labs",
"bellmac-32"
] | If you have never heard of the
Bellmac-32
, you aren’t alone. But it is a good bet that most, if not all, of the CPUs in your devices today use technology pioneered by this early 32-bit CPU. The chip was honored with the IEEE Milestone award, and [Willie Jones] explains why in a recent post in Spectrum.
The chip dates ... | 34 | 10 | [
{
"comment_id": "8136118",
"author": "Ostracus",
"timestamp": "2025-06-07T02:27:13",
"content": "That line about “we don’t have to, we’re the phone company” would make Microsoft look tame.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8136120",
"aut... | 1,760,371,522.303027 | ||
https://hackaday.com/2025/06/06/freeze-drying-for-improved-metal-printing/ | Freeze-drying For Improved Metal Printing | Aaron Beckendorf | [
"3d Printer hacks"
] | [
"3d printed metal",
"3d printing metal",
"casting",
"metal 3d printer",
"sintering"
] | For all the remarkable improvements we’ve seen in desktop 3D printers, metal printers have tended to stay out of reach for hackers, mostly because they usually rely on precise and expensive laser systems. This makes it all the more refreshing to see [Dan Gelbart]’s
demonstration
of Rapidia’s cast-to-sinter method, whic... | 12 | 5 | [
{
"comment_id": "8136095",
"author": "localroger",
"timestamp": "2025-06-06T23:22:36",
"content": "It’s kind of strange to see “19% shrinkage” and “precision” in the same description.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8136106",
"author":... | 1,760,371,522.348078 | ||
https://hackaday.com/2025/06/06/a-flip-clock-becomes-a-flip-timer/ | A Flip Clock Becomes A Flip Timer | Navarre Bartz | [
"clock hacks"
] | [
"clock",
"dina Amin",
"flip clock",
"simone giertz"
] | Sometimes it’s nice to have a widget to do a single task and avoid getting distracted by the supposed simplicity of doing it with an app on a smartphone. [Dina Amin] built a
timer from an old flip clock
to stay focused.
Starting with a disassembly of the flip clocks she found at a flea market with [Simone Giertz], [Ami... | 3 | 3 | [
{
"comment_id": "8136145",
"author": "Joshua Williams",
"timestamp": "2025-06-07T04:25:47",
"content": "This is fantastic, I love seeing other people’s bins of harvested electronics and the creative reuse of otherwise ‘dead’ objects. Thanks for sharing this!",
"parent_id": null,
"depth": 1,
... | 1,760,371,522.38969 | ||
https://hackaday.com/2025/06/05/a-flashlight-of-fire-and-ice/ | A Flashlight Of Fire And Ice | Al Williams | [
"Science"
] | [
"peltier module",
"SeeBeck Effect",
"thermocouple"
] | [Daniel Salião Ferreira] may or may not be a Game of Thrones fan, but he does have a fun demo of the Seebeck effect in the form of a
flashlight powered by fire and ice
. The basic idea is to use a thermocouple, but — in this case — he uses a Peltier effect cooler.
The Peltier and Seebeck effects are two sides of the sa... | 15 | 6 | [
{
"comment_id": "8135839",
"author": "Eric",
"timestamp": "2025-06-06T02:32:10",
"content": "are useless as heat pumpsAll those $20 mini fridge seems to be selling very well",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8135850",
"author": "Marty",
... | 1,760,371,522.440154 | ||
https://hackaday.com/2025/06/05/building-an-analog-echo-plate/ | Building An Analog Echo Plate | Lewin Day | [
"Musical Hacks"
] | [
"audio",
"plate reverb",
"reverb",
"reverb plate"
] | These days, when you think reverb, you probably think about a guitar pedal or a plugin in your audio software. But you can also create reverb with a big metal plate and the right supporting electronics.
[Tully] from [The Tul Studio] shows us how.
Basically, if you’ve ever smacked a big sheet of metal and heard the thun... | 7 | 4 | [
{
"comment_id": "8135789",
"author": "Rune",
"timestamp": "2025-06-05T23:15:54",
"content": "A digital echo plate would be more impressive",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8135792",
"author": "SteveS",
"timestamp": "2025-06-05T2... | 1,760,371,522.529095 | ||
https://hackaday.com/2025/06/05/turning-the-pluto-sdr-into-a-network-analyzer/ | Turning The Pluto SDR Into A Network Analyzer | Aaron Beckendorf | [
"Radio Hacks"
] | [
"Network analyzer",
"pluto sdr",
"software defined"
] | Usually when we see a project using a software-defined radio (SDR), the SDR’s inputs and outputs are connected to antennae, but [FromConceptToCircuit]’s project connected an ADALM-Pluto SDR to an RF bridge and a few passive components to make a surprisingly effective
network analyzer
(
part two
of the video).
The netwo... | 1 | 1 | [
{
"comment_id": "8135952",
"author": "Artur",
"timestamp": "2025-06-06T10:38:44",
"content": "This is scalar analyser.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,371,522.590255 |
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