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17qo3k
the difference between brake horsepower, horsepower, and any other forms of how many horses a vehicle has the power of.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/17qo3k/eli5_the_difference_between_brake_horsepower/
{ "a_id": [ "c87z8yz" ], "score": [ 2 ], "text": [ "So the engine is the thing in the car that makes it move, right? Well, we call the amount of moving power a car makes horsepower. Now, the amount of horsepower the engine makes right at the engine is brake horsepower. However, in a car there's a ...
[]
[]
[ [] ]
cw0niz
how do large open stadiums/arenas use air conditioning effectively?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/cw0niz/eli5_how_do_large_open_stadiumsarenas_use_air/
{ "a_id": [ "ey7mmw1", "ey8q07a" ], "score": [ 3, 3 ], "text": [ "they only use the a/c in the enclosed areas and/or they have barriers such as those hanging things you walk through or some high powered air blower, which effectively creates a barrier, etc, or they just have enough high pow...
[]
[]
[ [], [] ]
2t3seu
does everyone who loses lots of weight have issues with loose skin (potentially needing plastic surgery), or does it depend on how quickly the weight is lost?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2t3seu/eli5does_everyone_who_loses_lots_of_weight_have/
{ "a_id": [ "cnvg0pp", "cnvgx06", "cnvm4cw" ], "score": [ 2, 5, 3 ], "text": [ "It depends on how fat you were, if your skin never had to stretch past its elasticity threshold it would just shrink back", "It depends on a few different factors, including how quickly the weight i...
[]
[]
[ [], [], [] ]
5palju
is gravity relative to size?
If you are shrunk down to the size of an ant would gravity weigh down on you more, less or the same?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5palju/eli5_is_gravity_relative_to_size/
{ "a_id": [ "dcpnwhj", "dcppnk1" ], "score": [ 14, 2 ], "text": [ "Gravity is relative to *mass*. If you are shrunk down to the size of an ant, that depends on how exactly you were shrunk. Did your atoms somehow become smaller? Did you lose atoms from your body? Did the gaps between your a...
[]
[]
[ [], [] ]
bcl4il
what causes a place to have all four seasons in one day?
I'm thinking of places like Tasmania that can fluctuate from snow, sleet and rain to short-sleeve weather in a very short amount of time.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/bcl4il/eli5_what_causes_a_place_to_have_all_four_seasons/
{ "a_id": [ "ekrko8o", "eks31sv" ], "score": [ 2, 3 ], "text": [ "Also curious because I live in Michigan, US and we had a 70°f, then two days later 3inches of snow, then rain, then sleet and wind next day, then pouring rain this morning and 65 degrees and sunny for the rest of the day.", ...
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[]
[ [], [] ]
2frhpe
how come if i have one potato it's singular, but if i have zero potatoes it isn't?
I don't understand why zero of something is represented as a plurality. I'm also curious to know if this is common to other languages or specific to the English language. If it is common among languages, is the reasoning universal?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2frhpe/eli5_how_come_if_i_have_one_potato_its_singular/
{ "a_id": [ "ckc1iwq" ], "score": [ 14 ], "text": [ "Plural is for anything other than one. Zero isn't one. Neither is -1 or 1.5. " ] }
[]
[]
[ [] ]
4z5y5z
how do one-time pads work and why are they impossible to crack?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4z5y5z/eli5_how_do_onetime_pads_work_and_why_are_they/
{ "a_id": [ "d6t32xw", "d6t37w6", "d6t5qgp", "d6t720v", "d6te5th", "d6timro", "d6tqxii", "d6u0k1b" ], "score": [ 14, 71, 5, 11, 15, 2, 3, 3 ], "text": [ "There is a logical function XOR which works the following way\n\n1 and 0 = 1\n\n0 and 1 ...
[]
[]
[ [], [], [], [], [], [ "https://en.wikipedia.org/wiki/Numbers_station" ], [], [] ]
mn5qn
grover's algorithm
_URL_0_ I'm baffled by this search algorithm. Anyone have any insight?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/mn5qn/elif_grovers_algorithm/
{ "a_id": [ "c32banf", "c32bhxh", "c32ch25", "c32dep1", "c32ed7a", "c32banf", "c32bhxh", "c32ch25", "c32dep1", "c32ed7a" ], "score": [ 2, 2, 2, 2, 3, 2, 2, 2, 2, 3 ], "text": [ "Sorry man, it started losing me at \"N-dimension...
[]
[ "http://en.wikipedia.org/wiki/Grover's_algorithm" ]
[ [], [], [], [], [], [], [], [], [], [] ]
3xeui3
what is happening with the dnc data?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3xeui3/eli5_what_is_happening_with_the_dnc_data/
{ "a_id": [ "cy456f9" ], "score": [ 12 ], "text": [ "Internal leak within the DNC for handling voter data temporarily allowed for staffers to view confidential statistics regarding voter data for the opposition. The DNC found evidence that some Sanders staffers made specific searches for sensitive...
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[]
[ [] ]
5oh1is
how exactly does a computer execute a program?
Okay, so I understand how computers work, the basics, bla bla bla, that they are comprised of binary, dividing complex problems into millions of simple additions/ subtractions, and I understand how a computer functions on a bunch of commands etc. What I'm struggling with is how a command is actually executed, and how m...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5oh1is/eli5_how_exactly_does_a_computer_execute_a_program/
{ "a_id": [ "dcj9fl2", "dcjaixn", "dcjcyy4", "dck7151" ], "score": [ 3, 2, 2, 2 ], "text": [ "At the very basic level, I think what you're asking about is \"machine code\".\n\nLet's imagine a basic computer. It might have a few different instructions:\n\n- INPUT - read a nu...
[]
[]
[ [ "http://peterhigginson.co.uk/lmc/" ], [], [], [] ]
6z9ibm
how does a lens bend light?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6z9ibm/eli5_how_does_a_lens_bend_light/
{ "a_id": [ "dmtikyw", "dmts4s9" ], "score": [ 9, 2 ], "text": [ "Light travels faster in air than in glass. If a ray of light hits the glass head-on, all it does is slow down with no change in direction. But if it hits at an angle, it will bend. \n\nImagine you're driving a car on the roa...
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[]
[ [], [] ]
49fq8j
why was tea production dominated by the east and south asians originally?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/49fq8j/eli5_why_was_tea_production_dominated_by_the_east/
{ "a_id": [ "d0rg3pd" ], "score": [ 5 ], "text": [ "Well, tea originated *in* China, so of course they did (and still do) have a very substantial tea culture and tea industry. It spread throughout East Asia because of China's cultural influence.\n\nGreat Britain actually imported tea production to...
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[ [] ]
2s4rx5
why are we offended by our sexual body parts, including sexually related acts?
Asshole, ass, pussy, cunt, dick, dickhead, cocksucker, jerk, fuck, fucker, fuck you, motherfucker and many more variations and derivations.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2s4rx5/eli5_why_are_we_offended_by_our_sexual_body_parts/
{ "a_id": [ "cnm7h5s" ], "score": [ 2 ], "text": [ "It's the connotations that we've put with these words that offend people." ] }
[]
[]
[ [] ]
9cyzzc
why do companys worth millions/billions get sold/why would someone sell them?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9cyzzc/eli5_why_do_companys_worth_millionsbillions_get/
{ "a_id": [ "e5e6olb", "e5e6tzg", "e5eag43" ], "score": [ 6, 9, 2 ], "text": [ "The reasons for selling something are as varied as there are people, but they boil down to simply wanting the money something is worth more than the thing that you have, same as selling anything.\n\nRep...
[]
[]
[ [], [], [] ]
cmy5xr
at what point does a doctor decide that a patient's condition is likely a new/unnamed disease, and what is the process for getting it recognized?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/cmy5xr/eli5_at_what_point_does_a_doctor_decide_that_a/
{ "a_id": [ "ew5ji20" ], "score": [ 3 ], "text": [ "You publish the case or cases in a relevant journal. Others are given the opportunity to weigh in on whether or not a new condition is being described or not. An illness matching the description of your patient might already exist. Then you hope ...
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[ [] ]
209chp
why do automobiles use tube-less tires?
Bicycles still use them. Is there some benefit for bicycles that doesn't apply to cars? It seems to me that the tube+tire model is more convenient and cheaper for the customer (flats and blowouts less catastrophic, and the whole tire needn't be replaced afterwards)
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/209chp/eli5_why_do_automobiles_use_tubeless_tires/
{ "a_id": [ "cg14g74", "cg14rzu" ], "score": [ 2, 2 ], "text": [ "economy level bikes use tubed tires. only med level and high end bikes use tubeless. \n\nin the event of a nail puncture, anything that punctures thru the tire will go thru the inner tube as well. so now you have two t...
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[]
[ [], [] ]
20uoq5
why does my cat always lick me?
My cat is always trying to lick me, is is because I taste really good to him or is it just one of the ways that he shows his affection towards me?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/20uoq5/eli5_why_does_my_cat_always_lick_me/
{ "a_id": [ "cg6w0xz", "cg6wboo", "cg6z109", "cg6z1q4", "cg71nrc", "cg720af", "cg745qg", "cg75g2d" ], "score": [ 34, 10, 5, 19, 8, 38, 24, 2 ], "text": [ "Cats groom each other when they are friends. Its likely your cat is doing the same thin...
[]
[]
[ [], [], [], [], [], [], [], [] ]
5n6zrw
orgasms
Why do we have to go through the act of sex to achieve it? Why can I not just go and "take a cum"?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5n6zrw/eli5_orgasms/
{ "a_id": [ "dc97nmw" ], "score": [ 16 ], "text": [ "1. Our body works very hard to accumulate semen. (as compared to other bodily fluids like blood, plasma, saliva, urine etc)\n2. Orgasms are a very prominent entity for our reward system. (this is because procreation is the top line item in natur...
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[ [] ]
2t1tmi
why clicking back from a youtube video reloads the same video instead of the page i was on last.
Why do i have to click back twice? Does me viewing the page twice count as two views, increasing overall view count?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2t1tmi/eli5_why_clicking_back_from_a_youtube_video/
{ "a_id": [ "cnuwztf", "cnv0gai", "cnvb96b" ], "score": [ 5, 2, 2 ], "text": [ "Probably because the first page is actually a different page redirecting to the youtube video.\n\nAnd no, it probably doesn't count as two views. Youtube's view counter is smarter than that, it does its...
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[]
[ [], [], [] ]
6qfv3a
what is the difference in data (if any) between downloading a torrent/song/podcast/etc and streaming the same thing?
If I torrent a movie or download a song from itunes, is there a difference in the amount of data being used between that and just streaming it through netflix or pandora? ETA: or to put it more simply, will my data usage be different in any way from one method to another?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6qfv3a/eli5_what_is_the_difference_in_data_if_any/
{ "a_id": [ "dkx10yc" ], "score": [ 2 ], "text": [ "Yes, it will be different.\n\nStreaming will use the most amount of data. You are downloading the song every time you want to listen to it.\n\nTorrenting uses the middle amount of data because you are downloading *and* uploading the data at the s...
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[ [] ]
2g0co2
why did reddit remove the jennifer lawrence nude photos but allow other nude photos on sex and porn-related subreddits, when we do not know if those are shared consensually, and the women whose images are in the photos may not know they are being shared here?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2g0co2/eli5why_did_reddit_remove_the_jennifer_lawrence/
{ "a_id": [ "ckeep2t", "ckees4w", "ckeezdo", "ckefrcg", "ckeo7i5" ], "score": [ 25, 8, 6, 2, 2 ], "text": [ "Reddit removed the stuff for which they received official DMCA takedown notices.", "They don't want to get sued...that's the only reason.", "The cele...
[]
[]
[ [], [], [], [], [] ]
4c401n
how is communism effective with the economic system of china? what makes china different from ussr, where china was able to avoid economic collapse?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4c401n/eli5_how_is_communism_effective_with_the_economic/
{ "a_id": [ "d1eu0rm", "d1eucow", "d1evf7l", "d1ewb2z", "d1fexnx" ], "score": [ 34, 3, 17, 4, 3 ], "text": [ "China isn't really socialist or communist any more. Socialism is the social (ie government or collective) ownership of the means of production (capital - fa...
[]
[]
[ [], [], [], [], [] ]
lrvyr
aftertastes.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/lrvyr/eli5_aftertastes/
{ "a_id": [ "c2v3xu9", "c2v3xu9" ], "score": [ 3, 3 ], "text": [ "Tastebuds detect very small molecular amounts of certain chemicals and with that information send signals to your brain. Say you eat a sugar cube. Your spit, because it's so great for dissolving (among other things) carbohyd...
[]
[]
[ [], [] ]
3u6eya
how can my chromecast continue to play netflix even after i close my browser or turn my computer off
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3u6eya/eli5_how_can_my_chromecast_continue_to_play/
{ "a_id": [ "cxcam98" ], "score": [ 7 ], "text": [ "Because Chromecast is streaming directly from Netflix. It's not going through your computer. Think of your computer as the remote control for the Chromecast. " ] }
[]
[]
[ [] ]
23csbe
why does a printer take so long to stop after cancelling a print job?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/23csbe/eli5_why_does_a_printer_take_so_long_to_stop/
{ "a_id": [ "cgvuc4v", "cgvwy9w", "cgvxl1k", "cgvxni3", "cgw4llg", "cgw4tsv" ], "score": [ 25, 6, 3, 5, 2, 6 ], "text": [ "The computer sends stuff to the printer.\n\nThe printer has a bit of internal memory, it can store a few pages in its own memory, but o...
[]
[]
[ [], [], [], [], [], [] ]
3aoq0z
if we can see infared light (although an emulation) in a remote with a camera, would it be possible to see all the invisible light coming out radio towers using the right tool?
I want to go all 4th of July in this bitch.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3aoq0z/eli5_if_we_can_see_infared_light_although_an/
{ "a_id": [ "csejxu2" ], "score": [ 2 ], "text": [ "Basically, a radio tower is a light source, just of a different frequency. If you had a way to see this frequency, you would see the antennas on the tower glowing, as if they were some sort of light bulb." ] }
[]
[]
[ [] ]
6bncqt
what happens if you stay up for over a day straight?
I was wondering what happens whenever you stay up for a day straight. I've been awake for around 22hrs. and it's 5:01 AM. I have got zero sleep. I've seen people saying that you will need to overcome a huge wall of fatigue, but I haven't felt tired at all yet. ????
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6bncqt/eli5_what_happens_if_you_stay_up_for_over_a_day/
{ "a_id": [ "dho0qwy", "dho0ux9", "dhoaaxi" ], "score": [ 3, 6, 3 ], "text": [ "I mean it's not scientific.. But I have pulled many all nighters in my life. Eventually you will hit a wall. After a few days you should start hearing things and seeing things from the corner of your ey...
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[ [], [], [] ]
as2pgt
how are original soundtracks from multiple artists created?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/as2pgt/eli5_how_are_original_soundtracks_from_multiple/
{ "a_id": [ "egrib7z" ], "score": [ 2 ], "text": [ "Musician here: so a lot of the time it all depends on the movie and the director, take for instance Interstellar. When Christopher Nolan (director) went to Hans Zimmer (composer) he gave him a a short story and wanted him to write a piece to capt...
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[ [] ]
4bx1hv
africa was one of the first populated continents; why were they left behind when the rest of the world moved forward with technological advances?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4bx1hv/eli5_africa_was_one_of_the_first_populated/
{ "a_id": [ "d1d4ikh", "d1d4xs3", "d1d6avh", "d1d6bnp", "d1d7kfk", "d1d7svt", "d1d7vxx", "d1d808t", "d1d845t", "d1d84pe", "d1d8cvv", "d1d8jjy", "d1d8sty", "d1d8wbo", "d1d8ysj", "d1d8zhq", "d1d9m8y" ], "score": [ 39, 174, 28, 13, ...
[]
[]
[ [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [] ]
357jdm
how do stores like sears stay in business if no one is ever in there?
I work there and my days are always spent wondering why.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/357jdm/eli5_how_do_stores_like_sears_stay_in_business_if/
{ "a_id": [ "cr1qhuo", "cr1qrd4" ], "score": [ 5, 3 ], "text": [ "Sears has lost about a billion a year for the past few years. They've offset that by selling off various assets. Sears Canada got spun off. Orchard Supply got sold, I believe to Lowe's. Obviously that can not continue, and m...
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[ [], [] ]
2shv4p
can a submarine stop and hover at the same depth like a helicopter,or does it need to continue to be on the move in order not to sink like a plane , how \ why?
edit:thank you guys;great answers :-)
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2shv4p/eli5can_a_submarine_stop_and_hover_at_the_same/
{ "a_id": [ "cnplozr", "cnplsqh", "cnpm7so" ], "score": [ 2, 14, 2 ], "text": [ "They can stop and be still. It's hard because of underwater currents but when the motors stop, they kinda float around like a bath toy. They only do this though when they need to run silent. Most of th...
[]
[]
[ [], [], [] ]
641hqv
why in suburban areas are all houses exactly the same. who decided this was the best model for a house, and when did everyone get on board to build their houses all the same.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/641hqv/eli5_why_in_suburban_areas_are_all_houses_exactly/
{ "a_id": [ "dfymsp4", "dfynviq", "dfzdvei" ], "score": [ 16, 7, 2 ], "text": [ "Suburban building works like this: 1) Developer buys a big block and subdivides it into lots; 2) Builder builds 3-5 model homes and offers to build whatever model people pick on whatever empty lots in ...
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[ [], [], [] ]
256mgt
how does it make sense that whatsapp sold for $16b while beats only went for $3.2b?
Beats actually makes and sells a product, while WhatApp creates, as far as I can see, no tangible, sellable product. Why the huge discrepancy?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/256mgt/eli5_how_does_it_make_sense_that_whatsapp_sold/
{ "a_id": [ "che7xhd", "che9aik" ], "score": [ 2, 2 ], "text": [ "whatsapp is a service with a massive customer base. While beats sells headphones at 300 bucks a piece, its market share is small and limited (it doesn't have that strong of a brand in the 3rd world, and its considered a lux...
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[]
[ [], [] ]
3jd9c5
household water softeners
I recently visited the US midwest where it seems everyone has a water softener in their house. Growing up with hard water, I was really annoyed at how my hands/body felt really soapy and slick after trying to wash off the soap I used. Also, it felt like the extra soapiness make my skin break out more. **ELI5:** Why d...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3jd9c5/eli5_household_water_softeners/
{ "a_id": [ "cuo819z", "cuo83tb", "cuo84gv", "cuo8krb" ], "score": [ 4, 15, 8, 5 ], "text": [ "A lot of companies selling water softeners say that the minerals present in hard water interfere with soaps and detergents, I can't say whether or not this is true.\n\nThe biggest...
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[ [], [], [], [] ]
7e2dqa
what happens if you freeze an egg?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7e2dqa/eli5_what_happens_if_you_freeze_an_egg/
{ "a_id": [ "dq1x498", "dq27xuo" ], "score": [ 2, 2 ], "text": [ "If you freeze an egg, the liquid part of the egg (the yolk) will freeze. When liquids freeze they expand, this expansion will cause the egg to break ", "Nothing happens. You might crack the egg, but not always. You just ...
[]
[]
[ [], [] ]
3ekjxy
clear dry-erase boards
Are these actually used or is it just for TV/movies? If they are actually used, why clear?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3ekjxy/eli5_clear_dryerase_boards/
{ "a_id": [ "ctfsb4r", "ctfspv9" ], "score": [ 15, 35 ], "text": [ "On a show/movie, it lets you film through the board, so you can see what they're doing and their faces. Also it looks cool, maybe.\n\nIn reality, almost everyone sticks to opaque boards, because it's much easier to see wha...
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[]
[ [], [] ]
726vt2
how do devices like phones, tablets, etc. get the signal to turn on when you push the power button? is there still some power being used to do this even when they are off, or is the process mechanical when you hold the power button to turn on?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/726vt2/eli5_how_do_devices_like_phones_tablets_etc_get/
{ "a_id": [ "dngg4ge" ], "score": [ 8 ], "text": [ "Around 1995 when I got my first computer it had a mechanical switch that turned the computer on. The power supply had a thick wire that ran from the power supply to the front of the case to a switch that then ran back to the power supply. In orde...
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[]
[ [ "https://en.wikipedia.org/wiki/ATX#Power_supply" ] ]
j36gp
li5, why can some batteries be recharged and some cannot?
I thought all chemical reactions were reversible. Why do conventional batteries leak when you try to charge them? How do they get charged in the first place? I will crosspost this to askscience, if necessary.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/j36gp/li5_why_can_some_batteries_be_recharged_and_some/
{ "a_id": [ "c28quxx", "c28rbfp" ], "score": [ 9, 4 ], "text": [ " > I thought all chemical reactions were reversible.\n\nThis is most definitely not true. Example: you can't \"un-burn\" something. Burning is a chemical reaction.\n\nThe rest I'll leave to others. I would suggest /r/ask...
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[ [], [] ]
6b4t9j
why aren't backers on kickstarter treated as investors with a cut of the profits?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6b4t9j/eli5why_arent_backers_on_kickstarter_treated_as/
{ "a_id": [ "dhjqrwf", "dhjr8tt" ], "score": [ 6, 3 ], "text": [ "Because they tell them you aren't an investor, you're just giving us money because you feel like giving us money. Or in other words, you're pre-purchasing a product. Don't pre-purchase a product", "They just aren't. Tha...
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[]
[ [], [] ]
7oh73u
why do uv light bulbs look so different to sunlight when the sun produces uv light also?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7oh73u/eli5_why_do_uv_light_bulbs_look_so_different_to/
{ "a_id": [ "ds9hp92", "ds9hxvl", "ds9nsh6" ], "score": [ 2, 7, 2 ], "text": [ "Why do green lightbulbs look so different from sunlight, when the sun produces green light also?\n\nUV is one small slice of the electromagnetic spectrum produced by the sun. It also produces *all visi...
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[ [], [], [] ]
3d7hyw
how do we know that one person's perception of the color blue isn't another person's perception of the color green? because both would know the color as blue, they would just see it differently.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3d7hyw/eli5_how_do_we_know_that_one_persons_perception/
{ "a_id": [ "ct2ievh", "ct2j42l", "ct2l4ek", "ct2nx6w", "ct2oe8v", "ct2tl12", "ct32g2q", "ct33t9f" ], "score": [ 9, 37, 3, 2, 2, 2, 2, 3 ], "text": [ "I know it's probably not very kid friendly, but [vsauce](_URL_0_) goes into great detail in...
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[ [ "https://www.youtube.com/watch?v=evQsOFQju08" ], [], [], [], [], [], [], [] ]
3zza50
what is the point of spam sex emails? like, we all know they are spam, why do they keep sending them?
So basically as the title states. Though... Why do people go through the effort of creating bots, with loads of different emails to send mass emails to everyone all the time? Especially with their stupid body of text (i.e. i need ur big c0k inside me now). Is the purpose just to fill our junk box?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3zza50/eli5_what_is_the_point_of_spam_sex_emails_like_we/
{ "a_id": [ "cyq7z28", "cyqb5z9" ], "score": [ 5, 3 ], "text": [ "Don't underestimate how gullible humans can be.\nSpam is usually intended for older people who can't tell the difference because they aren't used to it.\n", "Its a self weeding garden. The spammers know they need an incr...
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[ [], [] ]
sn1u5
why people are obsessed with overclocking?
I don't ask in an antagonistic manner, rather, why do people focus so much on overclocking when purchasing a cpu? for example the marketing for the i7 950 @3.8ghz includes this quote > "Whether you are a novice overclocker or a seasoned veteran, these processors will have you singing their praises in no time at all" ...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/sn1u5/eli5_why_people_are_obsessed_with_overclocking/
{ "a_id": [ "c4fbmat", "c4fz8mr" ], "score": [ 2, 2 ], "text": [ "Overclocking is basically just the process of increasing the frequency that a processor runs at. If the processor is running at a higher frequency, it tends to be able to do more operations per second than the same processor...
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[ [], [] ]
6ac7n0
itemized taxes. when would somebody do this, why, and how?
Unsure what to flair this as. =)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6ac7n0/eli5_itemized_taxes_when_would_somebody_do_this/
{ "a_id": [ "dhdciys", "dhddtpr" ], "score": [ 3, 4 ], "text": [ "Your standard deduction is only about $4000. If you have have more deductions than this, you can itemize them & pay less on your taxes. There's a million different reasons you might have more deductions but if you have m...
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[ [], [] ]
4dlgbk
while smartphones and televisions keep getting cheaper with bigger and better screens, why are awful twisted nematic lcd panels still the standard with most consumer grade laptops?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4dlgbk/eli5_while_smartphones_and_televisions_keep/
{ "a_id": [ "d1s0gu1" ], "score": [ 19 ], "text": [ "Primarily, they're cheap. \n\nOne thing TN panels do well is refresh rate. There are better options with regard to contrast ratio or colour, but to the vast majority of standard users, that doesn't matter. \n\nNot that we're still in the days of...
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1tklo6
what happens when my turned off laptop is done charging, but i still keep it plugged into the switched on power outlet.
Where does the excess power go? Is it simply not send, or is it just looping around untill it's used?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1tklo6/eli5_what_happens_when_my_turned_off_laptop_is/
{ "a_id": [ "ce8ygij" ], "score": [ 2 ], "text": [ "The charger is smart enough to determine when the battery is full and simply doesn't supply the additional current that was previously used to charge the device. You can test this for yourself by using a Kill-A-Watt meter and see how the power u...
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2dkgju
jealousy: where does the feeling come from and why?
And why do some people get jealous but other people don't? I like to think of myself as a pretty open and understanding person. And I am very, very trusting in my husband. I love him very much and I know he would never hurt me and I know he never has with all of my heart. Yet, even if I know the relationship he has wi...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2dkgju/eli5_jealousy_where_does_the_feeling_come_from/
{ "a_id": [ "cjqbssq" ], "score": [ 3 ], "text": [ "Basic evolution pairs up men and women to procreate, and as human infants are pretty much helpless for about 5 years, the mother is distracted from securing resources so depends on the male. \nHaving the male distract his focus on another female...
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40kf8j
why did iran test ballistic missiles in december?
Given that this is considered by some to be a violation of the nuclear agreement, why would they risk condemnation from other nations just to test a few missiles? This doesn't seem very rational. Is there a reason for this?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/40kf8j/eli5_why_did_iran_test_ballistic_missiles_in/
{ "a_id": [ "cyvay9u" ], "score": [ 3 ], "text": [ "It was not a violation of the nuclear agreement, and those who say it is are just opposed to the nuclear agreement and looking for any excuse to undemine it. The nuclear agreement says nothing about ballistic missiles, and iran has been testing t...
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[ [] ]
7shofy
how do pressing charges work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7shofy/eli5_how_do_pressing_charges_work/
{ "a_id": [ "dt4t523" ], "score": [ 13 ], "text": [ "IANAL, but my understanding is that all criminal charges are brought by the _state_, not an individual person. It is the decision of the government (by way of the prosecutor) whether or not your case will be brought to a grand jury, where charg...
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38fj24
how do pawn shops cash cheques made out to other people?
Apparently you can bring cheques to pawn shops and they take 20% and give the rest in cash. How is a cheque made out to someone else useful to them? How do they get cash for those?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/38fj24/eli5_how_do_pawn_shops_cash_cheques_made_out_to/
{ "a_id": [ "cruo6b4", "crup4uv" ], "score": [ 2, 2 ], "text": [ "The person bringing in the check endorses it to the pawn shop. There's spaces on the back of the check for this purpose.\n\nSo if I didn't have a bank that would cash it for free, I would walk into XYZ Pawn Shop, ask them t...
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[ [], [] ]
2j1m30
who pays for advertisements on the sketchy side of the internet? (e.g. your flash player is broken, or singles in your area want on you) do they actually make money on these?
I've always been confused by how people make money on those advertisements, and who clicks on them.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2j1m30/eli5_who_pays_for_advertisements_on_the_sketchy/
{ "a_id": [ "cl7l0e6", "cl7sl31" ], "score": [ 3, 2 ], "text": [ "The people don't make money off the adds themselves. They make money when say your typical 70 year old grandma or 5 year old kid click on the ad and download (and install) the program. Once installed these programs take all ...
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[ [], [] ]
71dubi
why does it feel like i'm going faster the closer i am to the ground?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/71dubi/eli5_why_does_it_feel_like_im_going_faster_the/
{ "a_id": [ "dn9zkgd", "dn9zl9i", "dna09ba" ], "score": [ 3, 3, 6 ], "text": [ "Because when you're closer to the ground you have reference points in which your eyes can pick up the distance traveling...\nwhere if you're in the sky you have no reference point to see how fast you'r...
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[ [], [], [] ]
3w54zq
is drinking and 8% beer equivalent to drinking two 4% beers?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3w54zq/eli5_is_drinking_and_8_beer_equivalent_to/
{ "a_id": [ "cxtg2sg", "cxtg3fi", "cxtghqw" ], "score": [ 9, 2, 4 ], "text": [ "Yes. At least, if you consume the same volume of drink. 12 oz of 8% beer is like drinking 24 oz of 4%.", "If they are the same volume, the amount of alcohol you have consumed will be the same. You w...
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[ [], [], [] ]
38shyt
why do tv shows take so long to come out on dvd after the season is done?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/38shyt/eli5_why_do_tv_shows_take_so_long_to_come_out_on/
{ "a_id": [ "crxha4o" ], "score": [ 9 ], "text": [ "Just because the season ended where you live doesn't mean that it has ended everywhere. For some international markets, it may air for months after it's ended in the primary market.\n\nThe value of broadcast rights for TV shows drops *significant...
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[ [] ]
1pz95g
if a tranny goes to jail do they go to a men's prison or a women's prison?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1pz95g/eli5if_a_tranny_goes_to_jail_do_they_go_to_a_mens/
{ "a_id": [ "cd7k2t4" ], "score": [ 2 ], "text": [ "Don't call them \"trannies\", please. You don't appear to know this, but it's considered a highly offensive term." ] }
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[ [] ]
2tnrte
why is film stored negative to the original photo?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2tnrte/eli5_why_is_film_stored_negative_to_the_original/
{ "a_id": [ "co0nk01" ], "score": [ 3 ], "text": [ "You have it the other way around - film *is* the original photo.\n\nPhotographic film is a sheet of transparent film, coated with a transparent emulsion. When this emulsion is exposed to light, it darkens. So areas of the film which were exposed ...
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es9swj
why is there an easy method to test if a number is divisible by any number 1-10 except 7 and 8?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/es9swj/eli5_why_is_there_an_easy_method_to_test_if_a/
{ "a_id": [ "ff8nnnj", "ff8ohzk", "ff8p9as" ], "score": [ 9, 3, 2 ], "text": [ "It's to do with which numbers are factors of each other.\n\nThe tests looking at the last digits happen when dividing by a factor of 10 (2 and 5), or a power of those (4 and 8). Technically there's a ma...
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[ [], [], [] ]
1kvf17
why are we so quick to impeach politicians for a sexual escapade, but they remain in office for a myriad of other slip-ups?
e.g. Tax money gets spent in other ways than intended, promised changes do not happen, they are on vacation when they are needed the most- yet they get to keep their job. One slip of the hand into someone else's pants though, yikes- they lose their job *AND* are humiliated on TV. **Edit: Not just Presidents, guys. It...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1kvf17/eli5_why_are_we_so_quick_to_impeach_politicians/
{ "a_id": [ "cbsz4ms", "cbt1lgs" ], "score": [ 2, 3 ], "text": [ "The issue is with all of those other things, the politician may not have full control over whatever they pledged to change. Most politicians cannot enact policies completely on their own, so it is easy to pass the buck and b...
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1m955m
can i tell who is 'googling' me?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1m955m/eli5can_i_tell_who_is_googling_me/
{ "a_id": [ "cc6xeb1" ], "score": [ 2 ], "text": [ "This isn't a complicated conceptual question, it's just a yes/no question and so it's more appropriate for /r/answers.\n\nThat being said, no you can't.\n\nRemoving." ] }
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2qudhd
why is elizabeth warren so popular on /r/politics.
Just curious, every time I pop by there at least 1/5 of the front page (often more) is broad praise of her but rarely do they mention anything specific that they like about her other than "she's a good liberal".
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2qudhd/eli5why_is_elizabeth_warren_so_popular_on/
{ "a_id": [ "cn9lc9w", "cn9lp0f", "cn9lug0", "cn9qat8" ], "score": [ 5, 9, 9, 2 ], "text": [ "There's lots of speculation over whether or not she'll run for president. She's publicly said that she won't, but a lot of people still really want her to.\n\nHonestly (coming from...
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1tf8vn
how long does it take food to affect your weight?
Say you ate a very large meal and/or junk food, how long would it be until you notice a change in your weight?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1tf8vn/eli5_how_long_does_it_take_food_to_affect_your/
{ "a_id": [ "ce7bkw9" ], "score": [ 3 ], "text": [ "Immediately. If you weighed yourself before you ate and then after, you'll notice that you with more. " ] }
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35480y
if video games usually have only first and third person perspectives what and why is there no second perspective?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/35480y/eli5_if_video_games_usually_have_only_first_and/
{ "a_id": [ "cr0tpfo", "cr0tt5v" ], "score": [ 10, 6 ], "text": [ "the second person perspective would be the first person perspective of the other guy. You would be looking at your character through the eyes of another person, which would essentially mean you are playing as the other guy...
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2yep8r
why does the gas reader in my car show full for so long and then just freefall after that?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2yep8r/eli5why_does_the_gas_reader_in_my_car_show_full/
{ "a_id": [ "cp8tjmx", "cp8ulcm", "cp917u8" ], "score": [ 11, 3, 3 ], "text": [ "It has to do with the mechanism. It basically just floats in the gas tank. When the tank is all the way full, it stays at the top for longer because it takes a big drop in the amount of fuel to make th...
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[ [], [], [] ]
3zchmt
how do items on amazon show a price, then any option you select is much more.
For example [This Shirt](_URL_0_), it says a price but selecting any size or colour just increases the price.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3zchmt/eli5how_do_items_on_amazon_show_a_price_then_any/
{ "a_id": [ "cykzyx5" ], "score": [ 3 ], "text": [ "When you don't have a specific item selected (no colour or no size selected) it shows you the range of prices for all variations of that item. If you take a look at the XXL white variant it costs the lowest end of the price range (plus delivery w...
[]
[ "http://www.amazon.co.uk/Deadpool-T-shirt-Inspired-Marvel/dp/B00KBZ9BYK/ref=sr_1_6?s=clothing&ie=UTF8&qid=1451869515&sr=1-6&keywords=nerd" ]
[ [] ]
zevsr
americans are considered "lazy" but europeans, on average, take 10 more vacation days per year (source inside).
Here is that source: _URL_0_ Also, here is a quote from the article: "The study reveals the average time off in European Union countries [per year] is now 34.4 days..." I personally believe that more time off makes people more productive at work, I just can't understand why there is an idea held by some that Ameri...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/zevsr/eli5_americans_are_considered_lazy_but_europeans/
{ "a_id": [ "c63zeuh", "c641wy4", "c645ufs", "c649cbr" ], "score": [ 2, 8, 3, 2 ], "text": [ "I think you are trying to relate two different things. Americans being lazy is a stereotype that other people have, but it isn't based on how many days a year they have off.\n\nCon...
[]
[ "http://www.businessweek.com/globalbiz/content/aug2009/gb20090818_398605.htm" ]
[ [], [], [], [] ]
2ghx8v
how do eyedrops reduce redness and relieve burning?
Searched the topic and found one or two vaguely similar questions, but how exactly do eyedrops work? I'm guessing you would need to understand exactly what causes red eyes to begin with? I'm really interested in how a drop of something that ~99% water can help reduce redness and burning so quickly and effectively.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2ghx8v/eli5_how_do_eyedrops_reduce_redness_and_relieve/
{ "a_id": [ "ckj9k9k", "ckj9n69" ], "score": [ 2, 2 ], "text": [ "Eye drops contain vasoconstrictors which is a type of medicine that narrows blood vessels. When you put them in your eye, it causes the swollen blood vessels on your eye causing redness to become thinner. With them smaller, ...
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[ [], [] ]
86o69u
the dowjones dropped 400+ points. what does this mean and how does it affect the economy/business?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/86o69u/eli5_the_dowjones_dropped_400_points_what_does/
{ "a_id": [ "dw6la03", "dw6sarw" ], "score": [ 6, 2 ], "text": [ "Minor dip. It'll smooth out over the long run.\n\nThe real thing to watch is whether a trade war starts with China. If that happens, you can expect certain things to become more expensive and certain manufacturers to scale b...
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[ [], [] ]
96b4cd
the curly anus that is brass instruments. why are some so very intricate with twists and turns all in the piping of itself i.e, french horn, tuba etc but say a trombone is a few basic pieces of brass?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/96b4cd/eli5_the_curly_anus_that_is_brass_instruments_why/
{ "a_id": [ "e3z4wq2", "e3z59g0" ], "score": [ 3, 2 ], "text": [ "The longer and bigger the tube the lower the pitch. When you work the keys you're changing the length of the tube that you're blowing (well... going pppbbttttthhhhbbbbbb) through. In the case of the cornet or trumpet, which ...
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[ [ "https://www.youtube.com/watch?v=hw-_vJvAGlk" ], [] ]
1a9b5j
how does new health care reform in the us affect private practice?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1a9b5j/eli5_how_does_new_health_care_reform_in_the_us/
{ "a_id": [ "c8vaupm" ], "score": [ 2 ], "text": [ "CaspianX2 did an excellent breakdown of this a number of months ago.\n\n_URL_0_" ] }
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[ [ "http://www.reddit.com/r/explainlikeimfive/comments/vb8vs/eli5_what_exactly_is_obamacare_and_what_did_it/c530lfx" ] ]
75c2bk
what is potential energy curve?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/75c2bk/eli5_what_is_potential_energy_curve/
{ "a_id": [ "do4zssv" ], "score": [ 2 ], "text": [ "Generally, a potential energy curve usually describes “the amount of energy some object or thing /can/ do if released from some sort of steady state”. \n\nIn terms of mechanics (studies of motion and forces), if you’re sitting on a mountain and I...
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[ [] ]
2ywt2g
how do the machines at a bowling alley work?
Ball return, pin placement, etc.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2ywt2g/eli5_how_do_the_machines_at_a_bowling_alley_work/
{ "a_id": [ "cpdplcw", "cpdr04i", "cpdrmv3" ], "score": [ 3, 3, 3 ], "text": [ "Pin recovery happens after you finish each half of the frame. Once the pins are knocked down, they are swept to the back where there is a spinning wheel sort of thing that recovers each pin and places t...
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[ [], [ "https://youtu.be/IykFcCOY_aQ?t=30s" ], [ "http://www.reddit.com/r/educationalgifs/comments/2nv2if/how_bowling_pins_are_reset/" ] ]
1bkvgy
why resistive touchscreens could need recalibration and capacitive could not
I also don't get how touchscreen could be DECALIBRATED. My DS lite touchscreen worked just fine for straight 5 years.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1bkvgy/eli5_why_resistive_touchscreens_could_need/
{ "a_id": [ "c97kqcv" ], "score": [ 3 ], "text": [ "Capacitive touchscreens measure what's known as capacitance between two plates. Most parts of a circuit don't have capacitance. So as long as the plates are aligned properly, they'll work; if they're not, that just means the screen is broken.\n\n...
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36gt0k
if down syndrome is a neurological disease, then why do the people typically have different facial structures (eyes wide apart, large forehead, wide face) than people without. furthermore, why is the "stereotypical" down syndrome face almost universal among genders and even different races?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/36gt0k/eli5_if_down_syndrome_is_a_neurological_disease/
{ "a_id": [ "crdurjk", "crdus3m", "crdutqg", "crduvl9", "crdv373" ], "score": [ 11, 5, 3, 2, 2 ], "text": [ "It *isn't* a neurological disease. It's a chromosomal disease that has neurological consequences, but it has plenty of others as well. It disrupts everything...
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[ [], [], [], [], [] ]
3fcrgp
why did it take until after a major epidemic to come up with an ebola vaccine. it's been around for far longer. why did it come into existence so shortly after an outbreak?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3fcrgp/eli5_why_did_it_take_until_after_a_major_epidemic/
{ "a_id": [ "ctnicen" ], "score": [ 3 ], "text": [ "On the off chance the bot is wrong and it hasn't been answered:\nBecause making vaccines takes money, most countries in Africa don't have that kind of money, and the people that do in other countries don't care because Ebola doesn't affect them. ...
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[ [] ]
3ihxsq
why is a 20% drop the magic number for being in a "bear market"?
What is this based on? If it's just arbitrary terminology isn't it a dangerous concept, because it means if we see a 20% drop everyone will panic and sell?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ihxsq/eli5_why_is_a_20_drop_the_magic_number_for_being/
{ "a_id": [ "cugk3ik" ], "score": [ 2 ], "text": [ "It is a little bit arbitrary but the basic thinking is that in order to reap the same financial benefit of Bull markets by switching to Bear tactics you need to be able to project a resurgence equal to the normal growth that happens in Bull marke...
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[ [] ]
3kd4k3
how did pigeon's move from being cute forest critters to annoying urban pests surviving on a diet of chips ect?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3kd4k3/eli5_how_did_pigeons_move_from_being_cute_forest/
{ "a_id": [ "cuwjlk6", "cuxebr2" ], "score": [ 6, 2 ], "text": [ "The pigeons living in cities are feral pigeons. So they originate from domesticated pigeons which started living on their own, kind of like feral cats living in the cities on their own originate from domesticated cats.\n\nDo...
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[ [], [ "https://upload.wikimedia.org/wikipedia/commons/2/2a/Rock_pigeons_on_cliffs.jpg" ] ]
3dgk17
why do people put their hands on their hips when they are physically exhausted?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3dgk17/eli5_why_do_people_put_their_hands_on_their_hips/
{ "a_id": [ "ct4xiqe", "ct4xkam" ], "score": [ 2, 3 ], "text": [ "I might be wrong about this. But it seems that by placing your hands in that position, you open your diaphragm up a bit more, which may ease breathing...?", "It's called tripoding. It's the body's natural reaction to als...
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[ [], [] ]
6ulyag
why does the us have such strong protections for free speech, to the point where it applies even to neo-nazis?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6ulyag/eli5_why_does_the_us_have_such_strong_protections/
{ "a_id": [ "dltoe1n", "dltohwp", "dltp93i", "dltppia" ], "score": [ 4, 9, 7, 2 ], "text": [ "Our Constitution (specifically the First Amendment) provides unusually strong protections for speech, because we were one of the world's first large democracies -- the founders wer...
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[ [], [], [], [] ]
atwwwl
what's the legal situation for ancient mummies, skeletons etc?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/atwwwl/eli5_whats_the_legal_situation_for_ancient/
{ "a_id": [ "eh3xuzi", "eh3y0i3", "eh45kn2" ], "score": [ 21, 5, 2 ], "text": [ "Corpses aren't people and don't have any rights. We do allow next-of-kin and relatives to make decisions about the recently deceased (if we know the identity of the corpse), but that's really just out ...
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24sbiq
the difference between natural selection and sexual selection?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/24sbiq/eli5_the_difference_between_natural_selection_and/
{ "a_id": [ "cha5t7c", "cha5uty" ], "score": [ 5, 7 ], "text": [ "Sexual selection is a type of natural selection. In sexual selection, the genes get passed on because the organism is better at getting sex and breeding.\n\nSay that females like a man with a big penis. Men who have bigger p...
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2190es
how does is legally work if your birthday falls on leap day?
What's your "legal" birth, so that it's possible for you to get drivers license and other legal papers?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2190es/eli5_how_does_is_legally_work_if_your_birthday/
{ "a_id": [ "cgar1ed", "cgar1ey", "cgar9gw" ], "score": [ 2, 8, 4 ], "text": [ "A year is still a year\nSure the exact date might come around once every four years\nThat doesnt mean that 4 years havent passed", "If you're birthday is on the 29th of Feb in a leap year, then:\n\n...
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2osr4i
the "better than bohr" atom.
Hello, I would like to know what changed in the atomic model that came after the Böhr model compared to the Böhr model. I am aware there was one, but know little about it. I would mainly like to know about how they fixed the problem with the uncertainty principle.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2osr4i/eli5_the_better_than_bohr_atom/
{ "a_id": [ "cmq690q" ], "score": [ 3 ], "text": [ "The Bohr model treats electrons as tiny little balls. Modern models treat electrons as waves." ] }
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5wtmoe
what happens in our brains when we get sleepy from doing something boring to us versus doing something interesting that will keep us awake for several more hours?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5wtmoe/eli5_what_happens_in_our_brains_when_we_get/
{ "a_id": [ "dedi95l" ], "score": [ 12 ], "text": [ "Directed attention fatigue (DAF) is a neurological phenomenon that results from overuse of the brain’s inhibitory attention mechanisms, which handle incoming distractions while maintaining focus on a specific task. The greatest threat to a given...
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bgi3ar
how are copies of celluloid film reels made?
I know the chemical process behind celluloid photography, but how do you go about copying the contents of a given film reel onto another?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/bgi3ar/eli5_how_are_copies_of_celluloid_film_reels_made/
{ "a_id": [ "ellm68w" ], "score": [ 4 ], "text": [ "They use a device called a contact printer/copier. It's basically a mechanized lightbox that is used to photograph each individual frame from a master onto a new piece of film, called the release print.\n\nSo what they do is take the original cam...
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1qrtkm
how do police dogs differentiate between other officers and the criminals they are chasing?
It always seems like police dogs automatically know who is a cop and who is the criminal. I am curious how they are able to tell who is who. Edit: Just to be clearer. What prompted me to ask this was I was watching Cops and the officers called in K9 to help convince a suspect to come outside. When K9 showed up on the ...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1qrtkm/eli5_how_do_police_dogs_differentiate_between/
{ "a_id": [ "cdfsoqu", "cdfsyxp", "cdfugrt", "cdfvr9m", "cdfw5xn", "cdfxk9m", "cdg0qyt" ], "score": [ 9, 3, 9, 2, 2, 28, 4 ], "text": [ "Had a cop friend who told me they would all breath a sigh of relief when the dog wolud go past the cops and after...
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3ocn7y
why lftr (liquid flouride-salts thermal reactor) are not used today?
Why LFTRs are today still ignored as potential energy source? It seems to addres 99,9% percent of nuclear energy problems. _URL_0_
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ocn7y/eli5why_lftr_liquid_flouridesalts_thermal_reactor/
{ "a_id": [ "cvw0ulz", "cvw0xd8", "cvw5ocg", "cvw6xct", "cvw7426", "cvw7jte", "cvwes1h" ], "score": [ 45, 2, 6, 4, 2, 2, 3 ], "text": [ "They are not used in America because this type of breeder reactor wasn't designed yet before the US banned nuclea...
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[ "https://www.youtube.com/watch?v=uK367T7h6ZY" ]
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bdf3nc
why do random people post f as a comment and everyone else respond f?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/bdf3nc/eli5_why_do_random_people_post_f_as_a_comment_and/
{ "a_id": [ "ekxnedt", "ekxnjpe", "ekxnkx8", "ekxnw3c" ], "score": [ 8, 2, 4, 2 ], "text": [ "\"Press F to pay respects\" is the caption in a scene that occurs at a funeral in Call of Duty: Advanced Warfare, so putting an F in a comment is the way to pay respect to the comm...
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[ [], [], [ "https://knowyourmeme.com/memes/press-f-to-pay-respects" ], [] ]
51rqm6
why is microsoft windows the definitive gaming os?
What did the other operating systems do/not do to allow Windows to become the best system to play games on?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/51rqm6/eli5_why_is_microsoft_windows_the_definitive/
{ "a_id": [ "d7e99nh", "d7e9dr3", "d7ebjq4", "d7ecvid" ], "score": [ 8, 3, 8, 6 ], "text": [ "Windows has historically had the largest desktop marketshare, so if you were trying to make money making games, you built your game for Windows. Microsoft in turn realized that be...
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4gtubr
why are swearing words related to genitals and/or sexuality?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4gtubr/eli5_why_are_swearing_words_related_to_genitals/
{ "a_id": [ "d2kmeyl", "d2kmg3f" ], "score": [ 6, 2 ], "text": [ "Swear words come from things we consider taboo or distasteful. In English-speaking society, we have a lot of taboos surrounding sex, even in this day and age. We also put a very high level of importance on hygiene, so words ...
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4hempo
what does a drug dealer gain by putting something deadly (aside from the drug) inside his product?
If your customer dies, you lose out on money. Why lace your heroin with lighter fluid then?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4hempo/eli5_what_does_a_drug_dealer_gain_by_putting/
{ "a_id": [ "d2pc65e", "d2pyf8j" ], "score": [ 4, 2 ], "text": [ "For weed it's 90% bullshit made up by anti-drug campaigns. Most likely got its start from a one off thing or something. You just can't cut weed with anything else that isn't way more expensive or obviously bullshit. \n\nFor ...
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4nbene
what exactly are parasites and how do they get here & into our food, water etc.?
A while back I watched a couple of videos on parasite cleansing. People would show liver flukes which look like tomato skin (that successfully scarred me. I'm officially creeped out by tomato skins in sauces). And I started to wonder how they got there & why they sometimes resemble things we eat. Is that just a coinc...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4nbene/eli5_what_exactly_are_parasites_and_how_do_they/
{ "a_id": [ "d42kf5j" ], "score": [ 3 ], "text": [ "A parasite is a label humans gave to animals that live by damaging a system in another animal. It's similar to a symbiotic relationship. However, symbiotes both work together to help each other. Humans have a great symbiotic relationship with man...
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8lyaj5
how does the google's "i am not a robot" recaptcha work? how are they able to differentiate between a physical click and a programmatic click.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8lyaj5/eli5_how_does_the_googles_i_am_not_a_robot/
{ "a_id": [ "dzjd8ar", "dzjgdcx", "dzjgfrr", "dzjhsa6", "dzjkcud", "dzjnjgg", "dzjovx3", "dzjpeca", "dzjpgiu", "dzjps0w", "dzjpvbp", "dzjq1y4", "dzjqxp1", "dzjsrkq", "dzjtjdn", "dzjtlfe", "dzjw1iz", "dzjx364", "dzjz7z7", "dzk4qkh", "d...
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[ [], [], [], [ "https://www.youtube.com/watch?v=fsF7enQY8uI" ], [], [], [], [], [], [], [], [], [], [], [], [], [ "https://youtu.be/jCr6rNaZ9EU" ], [], [], [], [], [], [] ]
6qo9s9
if nose is supposed to be our filter system for air does it mean when we inhale with our mouth we get all sort of dirt inside us?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6qo9s9/eli5_if_nose_is_supposed_to_be_our_filter_system/
{ "a_id": [ "dkyoxrj" ], "score": [ 2 ], "text": [ "Yes, you get a bit more dust. But your lungs have a self-cleaning system involving mucus and cilia that push the gunk out." ] }
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zs5z7
why can dogs taste water and humans can't?
Is there some sort of evolutionary benefit to tasting water?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/zs5z7/eli5_why_can_dogs_taste_water_and_humans_cant/
{ "a_id": [ "c67cag6" ], "score": [ 7 ], "text": [ "What on Earth are you talking about?\n1. Humans can taste water.\n2. How do you know that dogs can taste water?" ] }
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7a64rg
the science behind writer's block
What goes on in your brain when you have writer's block?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7a64rg/eli5_the_science_behind_writers_block/
{ "a_id": [ "dp7gxml", "dp7i40j", "dpbch6e", "dpbcsfx" ], "score": [ 2, 3, 2, 2 ], "text": [ "I'm not sure if there is a science to it or not, but perhaps more of a mental block?\n\nUsually when I get writer's block it is because I am not feeling creative, my sentence struc...
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3szc4f
why can't my eyes heal for better vision?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3szc4f/eli5_why_cant_my_eyes_heal_for_better_vision/
{ "a_id": [ "cx1qglo", "cx1yij5" ], "score": [ 38, 7 ], "text": [ "Because your eyes aren't damaged. They're misshapen. Having eyes that aren't perfectly spherical results in bad vision, and since there's no actual damage, there's nothing to heal.", "What if I decided I wanted glasse...
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2aj2sk
how does gps track people indoors now when just a few years ago you needed to be in sight of a satellite outside?
It used to be that in order to get a GPS signal, you needed to at least be near a window. You needed like 3 satellites to be able to see you. Now GPS can track us indoors. What happened?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2aj2sk/eli5_how_does_gps_track_people_indoors_now_when/
{ "a_id": [ "civm6o6" ], "score": [ 6 ], "text": [ "GPS still requires a fairly unobstructed view of the sky. Modern cell phones have a variety of methods they use to get your location. One of the more common is see which WiFi access points are nearby.\n" ] }
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714qt1
why do companies such as best buy & belk offer their own credit cards?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/714qt1/eli5_why_do_companies_such_as_best_buy_belk_offer/
{ "a_id": [ "dn82fgy", "dn82kji", "dn82zz4" ], "score": [ 2, 2, 2 ], "text": [ "Because credit is the HUGE money maker. Selling electronics in a competitive market doesn't earn them near as much as charging you interest in those purchases. \n\nPay cash. Save up those CC payments un...
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4uj1ub
how can a computer run a simulation of a molecule or brain-state?
I'm kind of confused by the continuous talk of running computer simulations of molecules (as was on the front page at the time of writing) or brain states? How can a computer simulate a physical entity such as a molecule? How can a computer simulate varied and multi-faceted brain states? What does it actually mean wh...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4uj1ub/eli5how_can_a_computer_run_a_simulation_of_a/
{ "a_id": [ "d5q3mo6", "d5rrv2d" ], "score": [ 3, 2 ], "text": [ "I can't speak to the brain stuff but the molecule stuff actually isn't that hard (to explain anyway). The laws of physics tell us how systems evolve over time. These laws are mathematical in nature, and computers can either ...
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4onm32
how would a foreign country go about obtaining statehood in the united states?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4onm32/eli5_how_would_a_foreign_country_go_about/
{ "a_id": [ "d4e3b5s" ], "score": [ 3 ], "text": [ "They petition Congress stating that they wish to join the Union. Congress then decides on what criteria they wish to look at and see if they approve of it. They will look at things like population, economy, political ties, etc. If they pass whate...
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