q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
value | subreddit stringclasses 1
value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
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vxwan | there's been a few posts about what the higgs boson is, but i want to know what the effects of its discovery are? basically, why should i be excited? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/vxwan/eli5_theres_been_a_few_posts_about_what_the_higgs/ | {
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"You should be excited because it's a terrific confirmation of the [Standard Model](_URL_0_) of how the Universe works. The Higgs Boson was predicted to make certain aspects of the Standard Model work right. If there were *no* Higgs boson, then ... | [] | [] | [
[
"http://simple.wikipedia.org/wiki/Standard_Model",
"http://simple.wikipedia.org/wiki/James_Clerk_Maxwell",
"http://simple.wikipedia.org/wiki/Amp%C3%A8re%27s_circuital_law#Displacement_current"
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4fb092 | how can google maps calculate a 35h long route in less than a second, yet it takes my garmin half a minute to do that | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fb092/eli5_how_can_google_maps_calculate_a_35h_long/ | {
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"Google has an array of servers that are thousands of not millions of times faster than a single Garmin.",
"Your Garmin has all the maps stored locally and does the processing locally too.\n\nGoogle... | [] | [] | [
[],
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5qzpt8 | how online stores can afford to offer free shipping on heavy items | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5qzpt8/eli5_how_online_stores_can_afford_to_offer_free/ | {
"a_id": [
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"text": [
"In short the answer is volume. They do so much business with the shipper that they are given steep discounts for doing all of their shopping through their company. "
]
} | [] | [] | [
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] | ||
6nouhk | the afterburn effect of high intensity interval training. what happens in your body during the period after your workout? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6nouhk/eli5_the_afterburn_effect_of_high_intensity/ | {
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"Specifically in a way that doesnt go to much in depth, is activating many..many..many.. different hormonal systems in place to prepare your body to condition the physical exertion you used.\n\nA large part of this is the mitochondrial build up in... | [] | [] | [
[]
] | ||
5i7asv | why do gas stations constantly adjust their prices up and down with the market, but retailers of other commodity-driven products (coffee shops, jewelers, etc.) don't? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5i7asv/eli5_why_do_gas_stations_constantly_adjust_their/ | {
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"text": [
"Because they can.\n\nFor a gas station with electronic signage, there is almost no upfront cost in changing the price that gas is being sold at. Unlike many commodities where p... | [] | [] | [
[],
[],
[],
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2srbzu | why do little kids seem so much more creative than adults? | I have a daughter who is a little over two years old. As she has grown and gained more language ability, I am more aware of her creative play. She seems like she is in a constant state of play that frequently involves making up things, and generally imaginative play with dolls (the dolls are going to bed, eating bre... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2srbzu/eli5_why_do_little_kids_seem_so_much_more/ | {
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"text": [
"Kids don't understand physical limitations or impossibilities. They're more creative because they don't consider what they can't do, just what they want. ",
"It's a type of learning mechanism.\n\nPeek-a-boo is about obje... | [] | [] | [
[],
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"https://www.youtube.com/user/itsokaytobesmart/videos"
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4yu3c2 | how light travels in a particle and a wave. if one photon is a wave, does that mean many photons propogate outwards in a expanding wave till it hits something? does human eye see a particle or a wave when it hits retina? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4yu3c2/eli5_how_light_travels_in_a_particle_and_a_wave/ | {
"a_id": [
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"score": [
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"text": [
" > ELI5: how light travels in a particle and a wave.\n\nThat's one of the really great unexplained questions in physics. It's quite possible that we'll never truly be able to fully understand what a photon \"is\" because it's so far beyond anyth... | [] | [] | [
[]
] | ||
1uluyh | in movie scenes where a kidnapper asks for ransom money, why do they ask for non sequential bills? (extra credit: what are "marked bills"?) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1uluyh/eli5_in_movie_scenes_where_a_kidnapper_asks_for/ | {
"a_id": [
"cejenfa"
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"score": [
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"text": [
"Because marked money can be tracked, sequential bills can be tracked. \n\nIn the case of the Lindbergh baby they wrote down the serial numbers of the bills and used them to track down the kidnapper/killer. \n\nSo lets say you kidnap someone and t... | [] | [] | [
[]
] | ||
1xhwgg | why does beer foam subside so quickly when i touch my finger to the side of my nose, and then to the foam? | I know it must have to do with skin oils. But why? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xhwgg/eli5_why_does_beer_foam_subside_so_quickly_when_i/ | {
"a_id": [
"cfbhh1r"
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"score": [
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"text": [
"Oils from your skin break the surface tension of the bubbles, and they just dissolve. It works with soda also."
]
} | [] | [] | [
[]
] | |
3y03h0 | why do people spoil movies? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3y03h0/eli5why_do_people_spoil_movies/ | {
"a_id": [
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"text": [
"There is an emotion called *schadenfreude* which means taking joy in other people's suffering. Some people are mildly sadistic and like to annoy others; it gives them a sense of power that might compensate for some bad feeli... | [] | [] | [
[],
[]
] | ||
d8m9t9 | why do muscles take so little time to recover and grow compared to tendons and ligaments? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d8m9t9/eli5_why_do_muscles_take_so_little_time_to/ | {
"a_id": [
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"score": [
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"text": [
"The really simple answer is that muscles are effectively made to be torn and damaged to regrow stronger. They're constantly getting minor \"damage\" as you use them, so major damage doesn't take too long to regenerate.\n\n... | [] | [] | [
[],
[]
] | ||
2h4y0s | what causes that strange feeling you get when you accidentally miss a step? | Okay, so this may seem really weird, but whenever I exit my school, I always go down the ramp because nobody ever uses that door. However, I took the main door, and I forgot that there was a little step right outside it. Because of this, when my foot didn't hit the ground where it was supposed to, I felt like I was fal... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2h4y0s/eli5_what_causes_that_strange_feeling_you_get/ | {
"a_id": [
"ckpqkzv"
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"score": [
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"text": [
"Your body thinks you're losing balance and your defensive instincts or 'flight or fight response' kicks in to keep you unhurt."
]
} | [] | [] | [
[]
] | |
3ituyh | now that we know that "spooky action at a distance" is a confirmed phenomena of the quantum world, what does it mean? | I know whatever the average internet surfing Joe would know about Quantum mechanics. Mostly nothing.
What does this mean for general physics? I saw in the comments that this means we are all connected. Does that mean I am somehow connected to my plate of oreos? Or does this 'connection' work only from like to like, hu... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ituyh/eli5_now_that_we_know_that_spooky_action_at_a/ | {
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"text": [
"Quantum entanglement, or 'spooky action at a distance', is a phenomenon that can occur when two particles are created. I'll use spin as an example of a property that can be entangled. If two particles are created that are e... | [] | [] | [
[],
[
"Www.Qutech.nl"
]
] | |
ad29n8 | why can cloth soaked in boiled linseed oil spontaneously combust? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ad29n8/eli5_why_can_cloth_soaked_in_boiled_linseed_oil/ | {
"a_id": [
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"text": [
"I think what is happening is the oil gives off a tiny bit of heat when it evaporates from the rag. Now by itself, that is no big deal. \n\nBUT, if you have ten or twenty or fifty of these rags jammed into a can or box or... | [] | [] | [
[],
[]
] | ||
1z1iiz | how the hairs in geckos' feet help them stick to glass? shouldn't hairs actually make their feet slippier? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1z1iiz/eli5_how_the_hairs_in_geckos_feet_help_them_stick/ | {
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"text": [
"The 'hairs' on their feet are incredibly tiny and there is a huge amount of them. The hairs are so small that they are able to interact with the surface on an atomic level. The gecko sticks to glass using something called Van der Waal forces, whi... | [] | [] | [
[]
] | ||
3vo2gi | why can't egypt take back their archaeological artifacts which have been stolen and are being displayed in the british museum and elsewhere? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3vo2gi/eli5_why_cant_egypt_take_back_their/ | {
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... | [] | [] | [
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1jbdnt | how do completely different strands of species all share similar qualities? (ex: mammals and amphibians both developing eyes in a similar fashion) | I've always found this question interesting. How can so many creatures that are seemingly unrelated develop such similar organ systems? Is it simply that we all share a common ancestor and evolved a similar basis for these qualities and then differentiated from them over time?
Thanks in advance! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jbdnt/eli5_how_do_completely_different_strands_of/ | {
"a_id": [
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"text": [
"There are two factors at work here:\n\nOne is **common ancestry**. All living things share a fairly small set of common ancestors. Living things that are more closely related to one another share a more recent common ancestor than things that a... | [] | [] | [
[]
] | |
38arht | how do animals recognize and remember humans? does this form of recognition vary between different species? | In a recent TIL, a man rescues a dying crocodile and nurses it back to health. He tries to release the crocodile to open waters but it kept coming back and they become "best friends" for 20 years. I've also read stories about people releasing animals they raised/took care of into the wild and after a few years, the ani... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38arht/eli5_how_do_animals_recognize_and_remember_humans/ | {
"a_id": [
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"text": [
"The answer to the second question is yes. Some animals will not remember humans because it is not a part they have required in their brains.\n\nThat being said, those that do remember humans have a number of ways similar to our own senses, but on... | [] | [] | [
[]
] | |
2glgcw | how does an imaginary number become an ordered pair? | I'm a 2nd year Computer Science major and I'm currently taking a pre-calc course. In class today we were going over complex numbers and the prof said, "We have expanded our mathematical system to include what are known as imaginary numbers... when you go on to higher mathematics an imaginary number can actually be used... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2glgcw/eli5_how_does_an_imaginary_number_become_an/ | {
"a_id": [
"ckk7wz7",
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"score": [
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"text": [
"First, your prof misspoke a little...he should have said *complex* numbers can be used as ordered pair.\n\nAll complex numbers are in the form *a + bi*, and it is sometimes useful to treat them as the ordered pair (*a*, *b*... | [] | [] | [
[],
[]
] | |
8xrt6d | what is the difference between hasidic judaism and standard judaism? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8xrt6d/eli5_what_is_the_difference_between_hasidic/ | {
"a_id": [
"e255bu1"
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"score": [
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"text": [
"There isn't one \"standard\" Judaism. There are 3 main branches - reform, conservative, orthodox. They differ on how strictly they follow the religion and how they observe. Reform are the most lax and have somewhat adopted practices of some Chris... | [] | [] | [
[]
] | ||
1503pz | why don't we build pyramids anymore? | With the abundance of pyramids in ancient cultures, why don't we build them anymore? They seem to be structurally sound, and clearly stand the test of time. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1503pz/eli5_why_dont_we_build_pyramids_anymore/ | {
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19,
2,
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"text": [
"Why would we want to? Rectangles are more space efficient.",
"Because they aren't very efficient.\n\nLets say we use modern construction techniques and f... | [] | [] | [
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"http://en.wikipedia.org/wiki/Louvre_Pyramid",
"http://en.wikipedia.org/wiki/Luxor_Hotel",
"http://en.wikipedia.org/wiki/Pyramid_Arena",
"http://en.wikipedia.org/wiki/Pyramid#Modern_pyramids",
"http://en.wikipedia.org/wiki/Memphis,_Egypt"
],
[],
[]
] | |
1vosex | why did the 1997 asian financial crisis take place? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vosex/eli5_why_did_the_1997_asian_financial_crisis_take/ | {
"a_id": [
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"score": [
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"text": [
"The depreciation of value of Thailand's currency combined with the lack of financial policy to handle the event is the starting point. Thailand and some other countries had fixed or semi-fixed currency exchange rates which contributed to deficits... | [] | [] | [
[]
] | ||
51z6oz | how can reducing the size of an object increase its surface area? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/51z6oz/eli5_how_can_reducing_the_size_of_an_object/ | {
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"score": [
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"text": [
"I believe that what they mean is that more surface area in *total* is exposed, increasing the reaction rate. \n \nSay you have a perfect sphere, submerged in liquid. Right now, the area exposed to th... | [] | [] | [
[],
[],
[]
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1zg6xk | why aren't more policemen (who are seemingly losing cases) allowing people to demonstrate their right to record them? why are they still trying to stop the recordings? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zg6xk/why_arent_more_policemen_who_are_seemingly_losing/ | {
"a_id": [
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"text": [
"In general, cops don't want to be recorded while working as if they make a mistake or push the boundary too far, it can bite them in the ass later. \n\nI'm not sure what your job is, but how would you feel if every action yo... | [] | [] | [
[],
[]
] | ||
jiqm7 | how does a plane fly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jiqm7/eli5_how_does_a_plane_fly/ | {
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"text": [
"The plane is pushed forward by either propellers or jet engines. Propellers work just like a fan and push air backwards. Jet engines also push air backwards, but push much hard... | [] | [] | [
[],
[],
[],
[]
] | ||
3nc44q | how do companies discover that they've been hacked? | If you're a smart hacker, couldn't you figure out how to access information without anyone knowing that you did it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3nc44q/eli5_how_do_companies_discover_that_theyve_been/ | {
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41,
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"text": [
"If a good hacker didn't leave a footprint then the company wouldn't know about the leak, and you would never hear about the company having a leak.\n\nThe Sony hack wasn't notice... | [] | [] | [
[],
[],
[],
[]
] | |
4e5f3b | how does my stone age brain manage to drive a car safely, while my mind wanders into oblivion and thoughts about sex | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4e5f3b/eli5how_does_my_stone_age_brain_manage_to_drive_a/ | {
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"text": [
"By scaring the shit out of all the drivers around you so that *they* have to pay close attention to their driving. And thank their luc... | [] | [] | [
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4oi2o1 | why do so many websites have formatting issues with line breaks? | Like Reddit, for example. Why is it that some websites have no problem displaying line breaks in your text entry, while some websites need you to do something like and some brackets or symbols to indicate that there is a line break? Sorry I have a bad habit of rambling, so I'll leave it at that, I guess. Perhaps a bett... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4oi2o1/eli5_why_do_so_many_websites_have_formatting/ | {
"a_id": [
"d4crjfz"
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"score": [
4
],
"text": [
"Pure HTML is whitespace-insensitive. That means that all blank space, except for a single space between words, is ignored. This is convenient from a developer point of view, because it means you can space your markup for easy editing without brea... | [] | [] | [
[]
] | |
92x8a6 | what does chewing gum do to us? our teeth, mental all that | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/92x8a6/eli5_what_does_chewing_gum_do_to_us_our_teeth/ | {
"a_id": [
"e39b1ua"
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"score": [
2
],
"text": [
"The effect chewing gum has on the teeth really depends on the type of gum you are chewing. If the gum contains sugar, it might create an opportunity for bacteria on the teeth to multiply and cause tooth decay. However, just as with other forms of... | [] | [] | [
[
"https://www.ncbi.nlm.nih.gov/m/pubmed/19356310/"
]
] | ||
cbgh5e | why do humans start feeling hot and sweaty when nervous? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cbgh5e/eli5_why_do_humans_start_feeling_hot_and_sweaty/ | {
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17,
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"text": [
"It’s the part of your nervous system that protects you when you’re in danger. Your body is designed to run away from tigers and such, not take tests or speak in public. Having yo... | [] | [] | [
[],
[],
[],
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] | |
9roe48 | how do tanks (and similar vehicles) turn left/right? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9roe48/eli5_how_do_tanks_and_similar_vehicles_turn/ | {
"a_id": [
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"score": [
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3,
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"text": [
"The left and right tracks turn at different speeds. The engines have enough strength (torque) that they'll scrape across the ground as they rotate ",
"One turns forwards, the other turns backward (o... | [] | [] | [
[],
[],
[]
] | |
1o2vib | why household bathroom shower heads come from the wall and not the ceiling. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1o2vib/eli5_why_household_bathroom_shower_heads_come/ | {
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"text": [
"The pipes are in the wall, and the water comes from beneath the house, so it is not efficient to pump the water any higher than necessary.\n\nThe way buildings are made today, ther... | [] | [] | [
[],
[],
[],
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3azhxi | why we haven't taken any images of black holes? | Even a black region surrounded by warped light and a backdrop of stars would suffice... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3azhxi/eli5_why_we_havent_taken_any_images_of_black_holes/ | {
"a_id": [
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"score": [
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2
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"text": [
"Because all the ones we know about are really far away and shrouded in tons of gas and dust making them camoflouged.\n\nWe have xray images of the blackhole at the center of our galaxy, but they are only xrays. You can't re... | [] | [] | [
[],
[]
] | |
4c6iwb | how directional speakers (and directional sound in general) work | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4c6iwb/eli5_how_directional_speakers_and_directional/ | {
"a_id": [
"d1fgu0g",
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"score": [
3,
2
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"text": [
"Sound is the vibration of air particles. Taking to in a room is like standing in a swimming pool and splashing around, everybody gets wet. \n\nDirectional speakers are more like you holding one end of a slinky, and your frie... | [] | [] | [
[],
[]
] | ||
6quj0f | why is it that some people need to adjust their sitting posture every 2 minutes but some people can sit in the same posture for one hour? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6quj0f/eli5_why_is_it_that_some_people_need_to_adjust/ | {
"a_id": [
"dl03raa"
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"text": [
"I was actually thinking about this the other day because I'm the kind of person seems to never get comfortable. I found out if you stretch and loosen up your muscles you'll have an easier time sitting still or even falling asleep at night."
]
} | [] | [] | [
[]
] | ||
759h03 | - why does pr not have statehood? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/759h03/eli5_why_does_pr_not_have_statehood/ | {
"a_id": [
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"text": [
"See my earlier answer to your removed thread:\n\nPuerto Rico held four recent referendums to establish whether the population wanted a change in status. Until recently, the vote was either only narrowly in favour of statehood, or favoured remaini... | [] | [] | [
[]
] | ||
4kdkk2 | dark souls | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4kdkk2/eli5_dark_souls/ | {
"a_id": [
"d3e3m7y"
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"score": [
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"text": [
"There isn't really a storyline to Dark Souls. \n\n[Here](_URL_0_) is a video explaining a bit more."
]
} | [] | [] | [
[
"https://youtu.be/LueVmefY_Kg"
]
] | ||
3m8r7s | can someone please explain zodiac signs and why people think they know you based on your "sign"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3m8r7s/eli5_can_someone_please_explain_zodiac_signs_and/ | {
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"text": [
"In our evolutionary history, spotting patterns was very advantageous. In fact, it was much better to spot a pattern when none existed than to not spot one that did exist. Consequently, people who were g... | [] | [] | [
[
"horoscopes.com"
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exnjud | what’s the scientific meaning of medium? is it just the states of solid liquid and gas? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/exnjud/elif_whats_the_scientific_meaning_of_medium_is_it/ | {
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"text": [
"I think it just means surroundings.\n\nIn Chemistry, if a reaction occurs in an 'acidic medium', the reaction will only occur when surrounded by acidic radicles.\n\nIn Physics, if sound travels faster i... | [] | [] | [
[],
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[]
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1dyxs3 | why is the cleveland kidnapper only charge with 3 counts of rape, one for each victim rather than 10 years of rape? | Surely raping a person regularly of 10 years is more of a crime than raping them once. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1dyxs3/eli5_why_is_the_cleveland_kidnapper_only_charge/ | {
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"text": [
"Becuase they have plenty of time to charge him with more later. They just threw out a few charges so they can hold him for now.",
"Because the charges will read Rape of Vict... | [] | [] | [
[],
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66gmqt | why can't mobile phones have optical zoom? | I get that you need space for the lens to move, but wouldn't a few mm already be enough for 2x or 3x optical zoom? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/66gmqt/eli5_why_cant_mobile_phones_have_optical_zoom/ | {
"a_id": [
"dgibkdr",
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"score": [
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"text": [
"They can, I think iPhone 7 Plus reveal boasted it has 2x optical zoom. But it turned out while it is there the phone doesn't always use optical zoom first.",
"As others pointed out, some do. But the advantages can be que... | [] | [] | [
[],
[]
] | |
3icgpv | candidates love saying it, how exactly would we "abolish the irs"? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3icgpv/eli5candidates_love_saying_it_how_exactly_would/ | {
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"text": [
"We would eliminate all income tax. The IRS (and all the things that go along with it; e.g. filing taxes every year) is a fairly new creation; for most of the USA's history the government acquired taxes on things like trade and property.\n\nThere... | [] | [] | [
[]
] | ||
dbeoi2 | what is a parsec | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dbeoi2/eli5_what_is_a_parsec/ | {
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"It is short for Parallax of 1 arcsecond.\n\nBasically, it is the distance from Earth got a... | [] | [] | [
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"https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&ved=2ahUKEwigzZjWjPnkAhWVpp4KHYdCB6AQjRx6BAgBEAQ&url=https%3A%2F%2Fearthsky.org%2Fspace%2Fwhat-is-a-parsec&psig=AOvVaw0d1oH5n58MpPGoyMD3KXrJ&ust=1569951878554265"
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c77zhn | what is generally the cause of death of bugs that only live a few days? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c77zhn/eli5_what_is_generally_the_cause_of_death_of_bugs/ | {
"a_id": [
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"score": [
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40
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"text": [
"Usually its just the adult phase that only lasts for a few days. Theyve evolved a tradeoff of digestive system (or even a mouth) for reproductive organs/anatomy.\n\nThe nymphal stages allow for a long and fulfilling life",
... | [] | [] | [
[],
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] | ||
7bxmw1 | why supersonic planes are designed with deltawings, and subsonic planes are designed with swept wings? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7bxmw1/eli5_why_supersonic_planes_are_designed_with/ | {
"a_id": [
"dplnj35",
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"score": [
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"text": [
"Long skinny wings have [less drag](_URL_1_) for the amount of lift they generate, so they're more fuel efficient. But you can't have a long skinny wing on a supersonic airplane: if the wings stick outside the [cone-shaped s... | [] | [] | [
[
"https://physics.info/shock/",
"https://en.wikipedia.org/wiki/Lift-to-drag_ratio"
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[]
] | ||
4y7cs7 | how do humans get electrocuted/pull power through their bodies when they aren't completing a circuit? | I've been learning about circuits and playing with power and I really don't understand how without holding power and ground of a dc circuit how can you get electrocuted, as it's difficult to complete the loop? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4y7cs7/eli5_how_do_humans_get_electrocutedpull_power/ | {
"a_id": [
"d6ljwss"
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"score": [
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"text": [
" > how without holding power and ground of a dc circuit\n\nThe term \"ground\" is not just a quaint name for a terminal connection; the physical ground of the planet is \"ground\" for a circuit to complete. If someone grabs a conductor with elec... | [] | [] | [
[]
] | |
1wyfqd | how to play and win at eve online | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1wyfqd/eli5_how_to_play_and_win_at_eve_online/ | {
"a_id": [
"cf6iaeu"
],
"score": [
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"text": [
"It's somewhere between having a full-time job and an alternate life. You have political alliances, hierarchies of power, very long-term planning, a complex economy, and more. It's a tremendous time sink."
]
} | [] | [] | [
[]
] | ||
8hbzqi | how do thoae scammy top-down games make any money | I'm talking about those games that trick stupid straight guys with lots of anime breasts and claims that you can "raise your own dragon" but is actually just a really bad remake of Age of Empires \- how do they make any profit?
Like surely whatever they earn pushing paywall purchases must be negated by how much they ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8hbzqi/eli5_how_do_thoae_scammy_topdown_games_make_any/ | {
"a_id": [
"dyisw0z"
],
"score": [
5
],
"text": [
"Cracked had an interesting article about this topic awhile back. It’s a comedy site, but the article is pretty well-sourced with hyperlinks.\n\n_URL_0_"
]
} | [] | [] | [
[
"http://www.cracked.com/article_18461_5-creepy-ways-video-games-are-trying-to-get-you-addicted.html"
]
] | |
2ceet2 | what is "engine breaking" and why isn't it permitted? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ceet2/eli5_what_is_engine_breaking_and_why_isnt_it/ | {
"a_id": [
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"text": [
"Engine braking is used to slow the vehicle by creating back pressure at the exhaust manifold. (The hot gas can't get out quickly - slowing the engine) Thus, braking via the pedal is reduced, prolonging brake life and keeping... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Compression_release_engine_brake"
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] | ||
6mmeob | what is a 'gig economy', how does it work, and why is it becoming increasingly popular? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6mmeob/eli5_what_is_a_gig_economy_how_does_it_work_and/ | {
"a_id": [
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"score": [
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"text": [
"The \"gig economy\" is where, instead of having a steady job you go to for 40 hours and week and a stable income from that job, you make money by doing various things on irregular, self-set hours. Some examples might be driving for Uber, doing T... | [] | [] | [
[]
] | ||
1qalil | how does south park use strikingly similar product logos in episodes? | Wouldn't the companies claim they are too close to the real design and sue? Does South Park have some special circumstances? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qalil/eli5_how_does_south_park_use_strikingly_similar/ | {
"a_id": [
"cdavd51",
"cdavwab"
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"score": [
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"text": [
"Protected by parody laws. You're allowed to make fun of things. They would also be protected if they used the real logos because then they're be protected because those logos actually exist and they're not pretending that ... | [] | [] | [
[],
[]
] | |
6oh7py | what's the noise that trucks make when they stop, like air is being expelled? | I've always wondered. Sometimes it's just before they start moving again. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6oh7py/eli5_whats_the_noise_that_trucks_make_when_they/ | {
"a_id": [
"dkhael4",
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"score": [
3,
9
],
"text": [
"It is actually air being expelled.\n\nLarger vehicles use air brakes. They compress air and use that to work the brakes rather than (entirely) counting on hydraulics like smaller vehicles. The advantage to air brakes is th... | [] | [] | [
[],
[]
] | |
5hq38a | why are there no large anglotowns or european enclaves in china when there are lots of expats there? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hq38a/eli5_why_are_there_no_large_anglotowns_or/ | {
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"text": [
"There used to be like in Shanghai with various \"quarters\" for different countries. Or Ginja in Tokyo which was designed like a western town to show off the style. \n\nAnd you'll ... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Macau",
"https://en.wikipedia.org/wiki/Hong_Kong"
],
[],
[]
] | ||
2kpjgh | if the devil is such a bad guy, than why would he punish people for sinning? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2kpjgh/eli5_if_the_devil_is_such_a_bad_guy_than_why/ | {
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2a2wms | how can i start my own currency? | What makes a currency a currency? What determines how much a form of currency is worth? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2a2wms/eli5_how_can_i_start_my_own_currency/ | {
"a_id": [
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"text": [
"You are welcome to start your own currency, using literal photocopies of Monopoly money if you want to. The trick is getting other people to accept it, which means you need to provide some kind of benefit and/or a promise of security to prospecti... | [] | [] | [
[]
] | |
o38zt | chinese politics. | Who is in charge? How is power distributed? How centralised/decentralised is the country? How democratic or otherwise is the country? How engaged is the average Chinese citizen in the politics of their country? How do they view countries outside of China?
Any answers to any of the above would be great. I have a percep... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/o38zt/eli5_chinese_politics/ | {
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"text": [
"I can give you an incomplete answer:\n\nMuch like in other countries, there's a split between the younger and older generation. The older generation tends to view their government as utopian (because ... | [] | [] | [
[],
[],
[]
] | |
44pri1 | why is black ink in fact deep purple? | After working years with inks every time I see black ink being washed it shows itself as deep purple. What material is that we use to produce "black" ink? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/44pri1/eli5_why_is_black_ink_in_fact_deep_purple/ | {
"a_id": [
"czrzjpv"
],
"score": [
5
],
"text": [
"What do you mean by \"being washed?\" The most common pigment used to create black ink nowadays is carbon black -- literally charred carbon, as in burnt coal or charcoal, so there's nothing purple about it.\n\nBut -- if you run a solvent, like wa... | [] | [] | [
[]
] | |
1b3xy6 | why is formula 1 so fast? (in laymens terms) | So I'm trying to explain Formula 1 and how fast it is to people that no nothing of racing in general, and I love to over complicate things. I want to simply tell them why the cars are so fast, so how do I do this is the simplest way possible? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1b3xy6/eli5_why_is_formula_1_so_fast_in_laymens_terms/ | {
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"text": [
"Straight line speed is due largely to power-to-weight ratio. Formula 1 cars have pretty powerful engines, but they're also incredibly light, giving them an e... | [] | [] | [
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"http://www.youtube.com/watch?v=pTS0qM7BJ6s"
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"http://www.youtube.com/watch?v=EGUZJVY-sHo"
],
[
"https://www.youtube.com/watch?v=6VXNS7XPZnM"
]
] | |
24j1t5 | why are most conventional car models given names (i.e. sentra, camry) while most luxury models are given numbers and letters (i.e. mkz, r8)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24j1t5/eli5_why_are_most_conventional_car_models_given/ | {
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4vsdwg | how is 5.1 or 7.1 surround sound created in a movie? is it all done with the help of software or do movie sets really use multiple microphones? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4vsdwg/eli5_how_is_51_or_71_surround_sound_created_in_a/ | {
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"text": [
"Both. \n\nPhysical microphones are used to record audio - whether on the set, on location or later on in a studio. Software is later used for mixing, and can redirect specific tracks to specific channel... | [] | [] | [
[],
[],
[]
] | ||
30xqgy | why do we get to decide if iran is allowed to make nuclear weapons? | It's all over the news talking about if Iran is allowed to make nuclear weapons or not and why do other countries get to decide who makes what weapons? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30xqgy/eli5why_do_we_get_to_decide_if_iran_is_allowed_to/ | {
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3,
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dz04t0 | when i work out, do i decrease in volume simultaneously, or does weight loss happen later? | When a workout machine says I've burned 200 kcal, did the volume of my fat cells also decrease by that amount while I was doing it?
If I were to burn like a million calories in one session, in theory, would you be able to actively see me lose weight? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dz04t0/eli5_when_i_work_out_do_i_decrease_in_volume/ | {
"a_id": [
"f84vg4q",
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"score": [
3,
2
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"text": [
"First of all, \"you just burned 200 calories\" is rarely true. It is too different for different people. However, you are to some degree correct. You are in fact burning calories in the moment. However, most of your weight (... | [] | [] | [
[],
[]
] | |
3c3vn4 | what's all the fuss about jesse jackson? | I'm not from the USA. All I know is that he's a minister, a civil rights activist, and he ran for President. What's so wrong about that? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3c3vn4/eli5_whats_all_the_fuss_about_jesse_jackson/ | {
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"score": [
2,
11,
2,
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"text": [
"Fuss?? What fuss are you talking about? I'm not aware of any.\n\nAnyways, I see nothing wrong with what you've listed. Can you explain more??",
"To some, Jesse Jackson is a... | [] | [] | [
[],
[],
[],
[]
] | |
1k4hop | if we are presumed innocent until proven guilty, why do some people get denied bail? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1k4hop/eli5if_we_are_presumed_innocent_until_proven/ | {
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23,
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"text": [
"You are innocent until proven guilty at trial.\n\nBail--or lack thereof--is to ensure you get to trial",
"I'm guessing it's because they can't take the risk. I mean, if there... | [] | [] | [
[],
[],
[],
[]
] | ||
3uprk7 | why do our most worrying thoughts/ anxieties come to mind when we are trying to fall asleep? | A lot of people after going to bed (inclunding me) start thinking about awkward past experiences or something that worries them and they have a bigger impact when compared to having these thoughts during the day, why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3uprk7/eli5_why_do_our_most_worrying_thoughts_anxieties/ | {
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147,
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"text": [
"You can't distract you... | [] | [] | [
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2m5mzu | how are awd and 4x4 automatic transmissions different? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2m5mzu/eli5_how_are_awd_and_4x4_automatic_transmissions/ | {
"a_id": [
"cm15kmq",
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"score": [
2,
3
],
"text": [
"Most cars have drive wheels and then a pair of wheels that just get pushed or pulled along. 4wd powers both so if one slips the other can pull /push it out ",
"4x4 usually describes truck and SUV drive trains which can b... | [] | [] | [
[],
[]
] | ||
2ypquw | how do we know that a planet 'cannot support life'? | I mean, how do we know what things other living beings need in order to live?
Whilst humans need Oxygen (amongst many other things), what if other beings only need say...Chlorine Gas (insert random chemical/element) to survive? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ypquw/eli5_how_do_we_know_that_a_planet_cannot_support/ | {
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"text": [
"Scientists are only guessing based on what they know. We know that every form of life we've ever seen or known about requires water, oxygen, etc, so we kinda work based on the assumption that *all* life... | [] | [] | [
[],
[],
[]
] | |
29t53e | - what makes human love when their head/hair gets played with by another person? | ??? I'm five so please explain like I'm five | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/29t53e/elif_what_makes_human_love_when_their_headhair/ | {
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3
],
"text": [
"It's a reflex shared by all mammals, the same reason your cat/dog/rat loves when you pet it.\n\n\nYour skin has nerves at the end of the hair follicles that release endorphins when they are touched. It is evolutionary design... | [] | [] | [
[],
[]
] | |
2gce83 | why do we get that being chased sensation going up stairs? | The chill in your spine running up the stairs in the dark as a child, I dont understand the sensation of something being behind us is all. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2gce83/eli5_why_do_we_get_that_being_chased_sensation/ | {
"a_id": [
"ckhpu7e",
"ckhqhtj"
],
"score": [
3,
4
],
"text": [
"I don't know if its been scientifically studied, but I would assume that running up stairs in the dark sets off a \"fight or flight\" response in your brain because it thinks that you're being chased by a predator, so it act... | [] | [] | [
[],
[]
] | |
35hsag | how do digital cameras implement iso? | I understand that camera ISO is a measurement of light sensitivity. In film cameras ISO was based on film grain. How do digital cameras achieve this? Is it just turning on or off sensors so more or fewer sensors are reading light? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35hsag/eli5_how_do_digital_cameras_implement_iso/ | {
"a_id": [
"cr4jg4p"
],
"score": [
4
],
"text": [
"There are usually 2 ways ISO can be adjusted in a digital camera.\n\nFirst, the signal from the individual pixels on the sensor are read through an electronic amplifier circuit with adjustable gain. Imagine this is like hooking up a microphone t... | [] | [] | [
[]
] | |
5o64t2 | what is the difference between .mp3 files and .wav files? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5o64t2/eli5_what_is_the_difference_between_mp3_files_and/ | {
"a_id": [
"dcgv01e"
],
"score": [
3
],
"text": [
"An mp3 file is compressed by a factor of about 10 (75 to 95% reduction in size) while a wav file is raw sound data."
]
} | [] | [] | [
[]
] | ||
1tbxk6 | why are new prosthetics always cited as a benefit of 3d printing? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tbxk6/why_are_new_prosthetics_always_cited_as_a_benefit/ | {
"a_id": [
"ce6drl8",
"ce6dvm6"
],
"score": [
2,
2
],
"text": [
"3D printing would allow for upgrading or enhancing them more frequently at significantly reduced cost, and also for obtaining new ones more affordably and frequently as they wear out, or for younger individuals, outgrown.",
... | [] | [] | [
[],
[]
] | ||
843e2x | what is the pareto distribution? | I was on r/customhearthstone and someone tried to explain it but I don’t understand the terms they used. Here’s the original post _URL_0_ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/843e2x/eli5_what_is_the_pareto_distribution/ | {
"a_id": [
"dvmgj1i"
],
"score": [
11
],
"text": [
"Very basically, most of the work in a group is done by a small amount of people in that group. You'll hear the 80/20 principle which means that 80% of of the work comes from 20% of the people. If you think about your workplace or school projec... | [] | [
"https://www.reddit.com/r/customhearthstone/comments/8405h5/these_new_mechanics_sure_are_sweet/?st=JEPKFLRZ&sh=d7328676"
] | [
[]
] | |
5kwz0v | how can a sitting us president create "permanent" legislation? | It seems the only good news coming out of DC as of late has been a series of actions in relation to environmental protection, such as the setting aside of marine preserves and the banning of offshore drilling in many areas.
In all of these circumstances, it is said that these ocean preserves are to be "permanently" o... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5kwz0v/eli5_how_can_a_sitting_us_president_create/ | {
"a_id": [
"dbr76em",
"dbr77mr",
"dbr8nbi",
"dbrqddi"
],
"score": [
3,
26,
8,
3
],
"text": [
"They can't, but they are the head of the executive branch, which is in charge of actually doing things. So, they have a lot of leeway to do things that are hard to undo. \n\nExamp... | [] | [] | [
[],
[],
[],
[]
] | |
1er3kx | what would happen to a person standing smack dab in the middle of a tornado? | I get that tornadoes form due to bodies of air with different temperatures, thus creating pressure differences, and therefore winds.
But let's say someone was standing in a small soccer field in a residential area and by chance the eye of the tornado passes over them. Would the person be in danger of actually getting... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1er3kx/eli5what_would_happen_to_a_person_standing_smack/ | {
"a_id": [
"ca2wx55",
"ca2wyoe"
],
"score": [
5,
4
],
"text": [
"Imagine a tornado as a giant vacuum cleaner from the sky. Yes it would absolutely pick a person up and not only carry them some distance, but also eventually throw them free of the vortex and send them flying through the ai... | [] | [] | [
[],
[]
] | |
3wyhq6 | why do sand dunes have such sharp creases at the top? | A couple of days ago [this photo](_URL_0_) was [posted](_URL_1_), and I suddenly realized something: That's one sharp crease!
Now I can understand non-uniform hills or dunes forming due to the wind, but how do these sharp crases form and, more importanty, stay that way? I would imagine even the slightest breeze from t... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3wyhq6/eli5_why_do_sand_dunes_have_such_sharp_creases_at/ | {
"a_id": [
"cxzz2ea"
],
"score": [
7
],
"text": [
"Sand, gravel, and other particle materials have a natural *angle of repose* -- the slope at which (or below which) a pile of that material will be stable.\n\nIf you dump that material from a tube or conveyor, it will make a pile at exactly that a... | [] | [
"https://farm6.staticflickr.com/5753/20091750824_1be544ac91_o.jpg",
"https://www.reddit.com/r/EarthPorn/comments/3wn6bt/out_in_the_desert_in_western_namibia_19201280/"
] | [
[
"http://thumb101.shutterstock.com/display_pic_with_logo/175768/175768,1223815629,3/stock-photo-crushed-stone-pouring-off-an-elevated-conveyor-onto-a-large-pile-18761950.jpg"
]
] | |
2slzj2 | how are we able to see so far out into what is the "observable universe?" | Even with our profound modern technology, the sheer scale of the universe is so massive it's hard to understand how we can even observe it to map it in the first place. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2slzj2/eli5_how_are_we_able_to_see_so_far_out_into_what/ | {
"a_id": [
"cnqqjf2",
"cnqqpsj",
"cnqwai7"
],
"score": [
32,
2,
2
],
"text": [
"The observable universe has nothing to do with our current technological capabilities. We see by detecting light that bounces off whatever were looking at. The observable universe is what we are capabl... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Hubble_Deep_Field#mediaviewer/File:HubbleDeepField.800px.jpg"
],
[]
] | |
cc1fqz | what’s the difference between different sound file extensions like .mp3 vs. .wav? is there any cost to converting from one to another? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cc1fqz/eli5_whats_the_difference_between_different_sound/ | {
"a_id": [
"etjs8sf",
"etjs9w4",
"etjsjn0",
"etjss4v",
"etk5ygs"
],
"score": [
4,
2,
10,
2,
2
],
"text": [
"The main difference is the type of compression. Wavs are typically uncompressed, so they have much larger filesizes than MP3s of the same length. \n\nMP3s us... | [] | [] | [
[],
[],
[
"https://en.wikipedia.org/wiki/WAV",
"https://en.wikipedia.org/wiki/MP3"
],
[],
[]
] | ||
23xq14 | what is going on in someone's mind when they turn into an angry drunk? | I've seen the nicest people turn into absolute monsters. What is going on when that happens? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23xq14/eli5_what_is_going_on_in_someones_mind_when_they/ | {
"a_id": [
"ch1ljv0"
],
"score": [
3
],
"text": [
"The best explanation I've heard: Alcohol lowers your inhibition but can also lower your ability to regulate your feelings. Basically a feeling that might otherwise be quelled by the prefrontal cortex (that front bit of your brain) is left unche... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Labile_mood"
]
] | |
1um28z | how does my dog know that we are getting close to somewhere familiar while we are in the car and he is asleep? | On the way to familiar places (home, work, grandmother's house, and my cousin's house who have a dog), my dog wakes up while he's sleeping in the car and eagerly stands against the window. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1um28z/eli5_how_does_my_dog_know_that_we_are_getting/ | {
"a_id": [
"cejghs2"
],
"score": [
2
],
"text": [
"Most likely sense of smell. Dog's noses are incredibly more sensitive than ours, and a lot more of their brains goes to processing odors.\n\nTheir sleeping brain detects a familiar scent, and that's enough to wake them up and make them investigat... | [] | [] | [
[]
] | |
6rwhj9 | how does putting isopropyl alcohol in your ear work to help clean it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6rwhj9/eli5_how_does_putting_isopropyl_alcohol_in_your/ | {
"a_id": [
"dl8azco"
],
"score": [
2
],
"text": [
"It dissolves the ear way better than water. OTOH, there are some recommendations that you not do this unless the was has formed a clog in your ear."
]
} | [] | [] | [
[]
] | ||
7or2yo | why does black text on printer paper fade into red and green? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7or2yo/eli5_why_does_black_text_on_printer_paper_fade/ | {
"a_id": [
"dsbn1j8",
"dsbv8j0"
],
"score": [
5,
3
],
"text": [
"When wet? -\n\nA water droplet (or moisture) can absorb the ink in the paper. It then soaks into the paper (through capillary action) and as it travels the heavier larger in colors absorbed in the water get left behind and t... | [] | [] | [
[],
[]
] | ||
2s4bsg | what is halal and why do some people want to boycott it? | I keep seeing things on Facebook of people asking companies like McDonalds if they are halal certified, and when they say some things are, loads of people say that they will now avoid Maccas because of it. What is it and why do people keep linking it to terrorism? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2s4bsg/eli5_what_is_halal_and_why_do_some_people_want_to/ | {
"a_id": [
"cnm2gff",
"cnm2giz",
"cnm2yvf"
],
"score": [
6,
2,
3
],
"text": [
"\"Halal is often used in reference to foods, i.e. foods that are permissible for Muslims to eat or drink under Islamic Shariʻah.\" - Wikipedia \n\nPeople are boycotting halal-certified restuarants beca... | [] | [] | [
[],
[],
[]
] | |
17m17d | what are differential equations used to for? | And can you give me a dirt simple example? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/17m17d/eli5_what_are_differential_equations_used_to_for/ | {
"a_id": [
"c86r062"
],
"score": [
10
],
"text": [
"The answers that are here already are good, but there's a simpler way to say it:\n\nYou use a different equation to describe any situation in which the value of a thing is related to the rate of change of that thing relative to something else.\n... | [] | [] | [
[]
] | |
xaclr | what happens when you get water in your lungs? | Can your body fend off a certain amount of water? How much water does it take to kill you? Is there a difference between how your body responds when it's a little bit of water as opposed to a lot of water?
You guys know what to do! Thanks in advance! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/xaclr/eli5_what_happens_when_you_get_water_in_your_lungs/ | {
"a_id": [
"c5kohur",
"c5koktg"
],
"score": [
3,
2
],
"text": [
"First, a little A & P lesson:\n\nYour lungs have little pockets in them called *[alveoli](_URL_0_)* and you have **a lot** of them in your lungs (about 700 million). When you breathe in, oxygen fills these pockets and comes ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Pulmonary_aveolus",
"http://en.wikipedia.org/wiki/hemoglobin",
"http://en.wikipedia.org/wiki/Pulmonary_surfactant",
"http://en.wikipedia.org/wiki/Carina_of_trachea"
],
[]
] | |
6p39o4 | how are free divers like guillaume néry able to go into the depths on a single breath? | I just watched a YouTube video of a free diver going into the world's deepest indoor pool on a single breath. How do they do it and how do they overcome human body's natural buoyancy?
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6p39o4/eli5_how_are_free_divers_like_guillaume_néry_able/ | {
"a_id": [
"dkmcp16"
],
"score": [
3
],
"text": [
"Free divers (people that dive down long distances) have tricks to dive deep. To keep the oxygen inside them for longer, they take advantage of something called the divers reflex. The divers reflex slows your heart rate, it's activated by jumping ... | [] | [] | [
[
"https://www.deeperblue.com/effects-of-pressure-and-depth/"
]
] | |
a7851r | why is dandruff so common and has it always been so? | Is this something humans have dealt with forever or are we as a society doing things to increase the likelihood? Googling around says 50% of people have it.
Edit: also, I've heard people say "we wash more now so our skin is drier" but a lot of dandruff is from yeast on the scalp that feed off oils, so leaving that oil... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a7851r/eli5_why_is_dandruff_so_common_and_has_it_always/ | {
"a_id": [
"ec18s9c",
"ec1lvs3",
"ec1n5j8"
],
"score": [
14,
17,
3
],
"text": [
"I have found a good portion of people also misdiagnose dandruff. Beyond the ideas that with more knowledge it is easier to determine if something is abnormal or not, many people often assume that dand... | [] | [] | [
[],
[
"https://www.smithsonianmag.com/smart-news/marketing-campaign-invented-halitosis-180954082/",
"https://www.sciencealert.com/how-often-you-should-wash-your-hair-according-science"
],
[
"https://www.ncbi.nlm.nih.gov/pubmed/2181905"
]
] | |
b39gqi | why drink a bunch of water of i just keep peeing right after drinking it? what's the point? what's the real difference between drinking 1 or drinking 3 liters of water a day? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b39gqi/eli5_why_drink_a_bunch_of_water_of_i_just_keep/ | {
"a_id": [
"eiy0yyr"
],
"score": [
3
],
"text": [
"Well for starters you drinking adequate amounts of water is shown to help physical recovery, cognitive function. And just generally a necessity if you're a person who enjoys working out, or you live in a warm climate as you'll lose fluids by regu... | [] | [] | [
[]
] | ||
9aja2t | why is our appetite so limited in variety when it comes to breakfast!? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9aja2t/eli5_why_is_our_appetite_so_limited_in_variety/ | {
"a_id": [
"e4vuqru",
"e4vx3hg"
],
"score": [
4,
3
],
"text": [
"Can I assume you actually mean from a United States perspective? Of course, Mexico is in North America as is Canada, and although I can't speak for the latter, varied foods definitely are eaten for breakfast in Mexico. (Two ... | [] | [] | [
[],
[]
] | ||
8vpdxc | what does depth perception look like? | I don't have depth perception. I haven't had depth perception since I was young so I don't remember having it. I know that this is probably a complicated thing to explain, but I would be thankful to anyone who tried to explain it to me. I would also be thankful if anyone told me that it's impossible to explain, because... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8vpdxc/eli5_what_does_depth_perception_look_like/ | {
"a_id": [
"e1p9t2v",
"e1pah5z",
"e1pbez0",
"e1petb3"
],
"score": [
5,
9,
5,
2
],
"text": [
"It is something similar to describing color. If you've never seen it, it'll be hard ho imagine. I can give it a shot though:\n\nI am going to assume you know the basics of *how* de... | [] | [] | [
[],
[],
[],
[]
] | |
23llbx | what happens when a movie takes in less money than it cost to make it? | For example Transcendence this weekend only took in 11.1 million dollars but it cost 100 million to make. Does everyone still get paid or do they have to take loans out or is it more of a long term process and they wait for rentals and DVD sales? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23llbx/eli5_what_happens_when_a_movie_takes_in_less/ | {
"a_id": [
"cgy6eyi",
"cgy7db2",
"cgy7hq4",
"cgy7v74",
"cgy8eeq"
],
"score": [
4,
3,
3,
3,
3
],
"text": [
"It's a long-term process. Studios recoup money gradually from domestic and international sales, then DVD and streaming video sales, along with any kind of mer... | [] | [] | [
[],
[],
[],
[],
[]
] | |
5uukfp | can we make an object infinitely small? | Can you actually make an object infinitely small? I mean if we have a pen and let's say we had a tool that shrinks objects, can we shrink the pen to the point it's no longer shrinkable? Can it be shrunk up to infinity? Or is it going to stop shrinking at some point?
Thanks.
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5uukfp/eli5_can_we_make_an_object_infinitely_small/ | {
"a_id": [
"ddwxwnd",
"ddwzmtt"
],
"score": [
2,
3
],
"text": [
"It is theorized that the entire universe was infinitely small at one point. At that point of compression, your pen would no longer be shrinkable. It would not even be a pen. it would be smaller than a single quark. It would ... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Planck_length",
"https://upload.wikimedia.org/wikipedia/commons/9/9e/Graphen.jpg",
"http://www.dingtwist.com/wp-content/uploads/2013/09/illusion-of-solidity.png",
"https://en.wikipedia.org/wiki/Neutronium",
"https://www.nasa.gov/images/content/629007main_Ne... | |
g3o3y6 | how does ultraviolet radiotion work as a disinfectant? | So i was watching a video about cool gadgets and i came across a UV radiotion disinfactant for phones watches glasses, you name it, and i was wondering did it work! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/g3o3y6/eli5_how_does_ultraviolet_radiotion_work_as_a/ | {
"a_id": [
"fnsdzpc",
"fnsf774"
],
"score": [
3,
9
],
"text": [
"Ultraviolet light has high enough energy that it is capable of damaging living things. This is why you get sunburn and why UV works as a disinfectant.",
"UV has the ability to knock an electron free when it hits a molecu... | [] | [] | [
[],
[]
] | |
k4imx | who is ron paul and what is going on with r/circlejerk? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/k4imx/who_is_ron_paul_and_what_is_going_on_with/ | {
"a_id": [
"c2hgdbx",
"c2hgdbx"
],
"score": [
26,
26
],
"text": [
"Ron Paul is a candidate for the US 2012 presidential nomination. While he lacks mainstream support compared to the other frontrunner Republican candidates (Rick Perry, Michele Bachmann, Mitt Romney), he is known for having... | [] | [] | [
[],
[]
] | ||
33d2vl | why did no one fix the issue of capital i and lowercase l looking identical on computers? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33d2vl/eli5_why_did_no_one_fix_the_issue_of_capital_i/ | {
"a_id": [
"cqjpapl",
"cqjpgvh",
"cqjpj15",
"cqjpj5f"
],
"score": [
8,
2,
3,
2
],
"text": [
"You can do this yourself easily. Just set the font to one with serifs.\n\nIt's not restricted to computers, in any case. Printed lower-case l and upper-case I have always looked id... | [] | [] | [
[],
[],
[],
[
"http://en.wikipedia.org/wiki/OCR-A_font"
]
] | ||
2o5xy5 | how can a surge protector turn one outlet into several safely, but plugging a surge protector into each of those outlets is unsafe? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2o5xy5/eli5how_can_a_surge_protector_turn_one_outlet/ | {
"a_id": [
"cmk04e6",
"cmk1k8a"
],
"score": [
3,
5
],
"text": [
"It has to do with the amount of amperage you are drawing out of one circuit. In my opinion its not safe to use cheap surge protectors at all, due to their low amperage range. Then plugging 6 poor surge protectors into the fi... | [] | [] | [
[],
[]
] | ||
9ddhll | when, why, and how did large chunks of florida become "non-southern" in nature? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9ddhll/eli5_when_why_and_how_did_large_chunks_of_florida/ | {
"a_id": [
"e5h3ncs"
],
"score": [
2
],
"text": [
"Florida native here! (That doesn't necessarily give me more credibility to answer your question, I just think more people should be at least somewhat proud to be from here.) Basically, those southern regions of Florida were never very Southern to... | [] | [] | [
[
"https://www.amazon.com/Oh-Florida-Americas-Weirdest-Influences/dp/1250071208",
"https://en.wikipedia.org/wiki/Florida_land_boom_of_the_1920s"
]
] | ||
c8mzhy | how did the emergency services work during times of segregation in cities like nyc? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c8mzhy/eli5_how_did_the_emergency_services_work_during/ | {
"a_id": [
"eso58ax",
"esqef3a"
],
"score": [
4,
2
],
"text": [
"Everything was very community based, and most solutions arose out of need, not governance. \n\nWhat I mean is, a community needed law enforcement, so they hired the best person for the job and called him sheriff. He deputize... | [] | [] | [
[],
[]
] | ||
19n67n | what is the historical difference between monks, priests, and friars. | I was watching The Name of the Rose with Sean Connery, and the other day I was reading World Without End by Ken Follett. I'm confused by the difference between these classes of religious people. What were their roles? Are some higher ranked than others? Do their roles overlap? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19n67n/eli5_what_is_the_historical_difference_between/ | {
"a_id": [
"c8plv8j",
"c8pwmul",
"c8px1xu"
],
"score": [
14,
2,
2
],
"text": [
"A monk takes his vows and commits to a particular self-sufficient community consisting only of monks. He serves the church through devotion.\n\nA friar takes his vows and commits to a larger area, a pr... | [] | [] | [
[],
[],
[]
] | |
3x7fcv | how does congress actually "hide" something within a bill? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3x7fcv/eli5_how_does_congress_actually_hide_something/ | {
"a_id": [
"cy24tfe",
"cy25aap"
],
"score": [
4,
21
],
"text": [
"They make a bill excessively long, minimum 10 pages and sneak a paragraph of what the want somewhere in the pages in the middle.",
"Dear Robot, this isn't an anecdote, it's an example to explain to the user how it works... | [] | [] | [
[],
[]
] |
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