q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
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7ho4gi | why are light sources (incandescence lamps, neon lamps, led lamps ) so inefficient? why can't we produce light instead of heat? | So I had to wrote this essay for school and I wrote a comparison between combustion engines and electrical engines. I knew electrical engines were more efficient but i didn't know that they were about double the efficiency, this because they generate a lot less heat ( cus, you know, no combustion).
This had me thinki... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7ho4gi/eli5_why_are_light_sources_incandescence_lamps/ | {
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"Atoms in lighting devices, when stimulated with energy, produce light at several frequencies. Unfortunately these generally include both the ones we want, and some other ones such ... | [] | [
"https://en.wikipedia.org/wiki/Luminous_efficacy"
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b4zag7 | why do stimulants (coffee, adderall, cocaine, etc.) cause a loss of appetite? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b4zag7/eli5_why_do_stimulants_coffee_adderall_cocaine/ | {
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"text": [
"Because they activate the part of the brain that wants to hunt. When you hunt you shouldn't feel hungry or you're distracted so the appetite is suppressed. "
]
} | [] | [] | [
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db7z59 | how does down syndrome happen? (actual 5yro wants to know) | I know a five year old who has a younger sibling with Downs syndrome (Trisomy 21) and they want to know. Grownups are out of good explanations because they don’t really get it themselves. To be clear: we want to know the HOW rather than the WHY. Thanks! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/db7z59/eli5_how_does_down_syndrome_happen_actual_5yro/ | {
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"The idea is that everything we are is coded in something called DNA. \n\nAnd that DNA is stored in little twisted ribbons called Chromosomes. \n\nNow when a woman gets pregnant you get a cell from the m... | [] | [] | [
[],
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b380d3 | how/why do snakes (and other animals) shed all of their skin in one go? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b380d3/eli5_howwhy_do_snakes_and_other_animals_shed_all/ | {
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"They grow too large for the skin and then rub up against something to rip it open then squeeze their way out like their skin is a sock.",
"The how. Snakes go through shedding period called ecdysis. To begin they will rub... | [] | [] | [
[],
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] | ||
2f4s6r | how is non-alcoholic beer made? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2f4s6r/eli5_how_is_nonalcoholic_beer_made/ | {
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"text": [
"First they make regular beer. Then they either evaporate the alcohol away (using heat and low air pressure), or filter it away (using a super-fine filter technique called *reverse osmosis*).",
"Sometimes they use it cent... | [] | [] | [
[],
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3d1ohw | why non-competes are generally unenforceable | As someone who will be looking to start their career in the next year or so, and on campus recruiting starting for my class in August, can someone explain how noncompetes work, why people say they are generally unenforceable, and any other tricky language a new hire should be wary of during the hiring process? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3d1ohw/eli5_why_noncompetes_are_generally_unenforceable/ | {
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"A non-compete clause has to be limited in terms of geography and/or time. For example, if you're a race horse trainer who works for race horse team. The owner of that team has you sign a non-compete agreement, that agreement... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Non-compete_clause"
],
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] | |
9v81nq | if ancient romans and greeks used short swords, why in the middle ages did swords become 'bigger'? | We're told that the Ancient Greeks and Romans were very advanced in their practise of warfare, and the short swords were preferred as they offered the wielder more control, as well as having other advantages.
& #x200B;
So why did we end up with Broad Swords and Long Swords? Was it to pierce armour? Surely these sw... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9v81nq/eli5_if_ancient_romans_and_greeks_used_short/ | {
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"The longer the sword, the further away from your opponent you stand ... | [] | [] | [
[],
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35bku3 | do the creators of shirts on shirtwoot! have to pay royalties? is it copyright infringement? | It seems that the majority of shirts on ShirtWoot! involve copyrighted property. I was wondering if they get around this somehow, or if they just don't get permission and pay anything to the original content creator. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35bku3/eli5_do_the_creators_of_shirts_on_shirtwoot_have/ | {
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"text": [
"Originally when Shirt.Woot showed up, it was all original art. Woot would pay the artist a stipend for their shirt, the amount and terms of which has greatly changed since then (artist submissions now receives a flat fee and sign a release of ar... | [] | [] | [
[]
] | |
3re69y | what is the point of eyepatches? | Are they entirely cosmetic? Or do they serve another purpose. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3re69y/eli5what_is_the_point_of_eyepatches/ | {
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"text": [
"The stereotypical pirate captain eyepatch actually served a function on ships. Both eyes are fully functional but one eye is constantly kept in darkness because of the eyepatch. The reason is because of the difference in bri... | [] | [] | [
[],
[]
] | |
vddvz | why do i freeze when i get out of the shower, even when i showered hot and it has about 30°c (86°f)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/vddvz/eli5_why_do_i_freeze_when_i_get_out_of_the_shower/ | {
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"text": [
"It is called evaporative cooling, and it is the same reason that your body sweats to keep cool. Think about solids, liquids, and gases. You have to add heat to a solid to turn it into a liquid or gas, and you have to add heat to a liquid to tur... | [] | [] | [
[]
] | ||
536u8d | why do frozen carrots taste different? | I personally love the taste and was also wondering whether or not replicating that taste is a matter of putting them in the freezer then defrosting? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/536u8d/eli5_why_do_frozen_carrots_taste_different/ | {
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"text": [
"Carrots sold frozen are actually more fresh than \"fresh\" carrots because they're frozen very soon after harvest rather than being transported around and sitting in warehouses for a while before reaching the shelf.\n\nYou should find that a fres... | [] | [] | [
[]
] | |
1jxx8w | what's the difference between analog delay and digital delay? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jxx8w/eli5_whats_the_difference_between_analog_delay/ | {
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"text": [
"Analog Delay (as done by a Bucket Brigade Device) is done by passing the signal through a bunch of Integrated Circuits that are filled with a lot of capacitors. A capacitor \"samples\" (copies) the the signal and releases it after one cycle, the ... | [] | [] | [
[
"http://lupinesystems.com/guitar/analog/"
]
] | ||
2ielgv | how much of someones sexuality relies on genetic disposition? | I can't seem to find any strait answers on Google. No pun intended... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ielgv/eli5_how_much_of_someones_sexuality_relies_on/ | {
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"text": [
"Nobody on the planet knows the answer to this question.",
"This is an incredibly controversial subject, and there's also very little (if any) conclusive evidence to support the idea that sexuality is genetic at all. \n\n... | [] | [] | [
[],
[]
] | |
2a2fk4 | what makes meat "fall off the bone" easier? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2a2fk4/eli5_what_makes_meat_fall_off_the_bone_easier/ | {
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"Low slow cooking for a long periods of time.\n\nWhy? Because at a certain temperature the collagen and connective tissue begins to degrade and melt. This allows meat to fall off the bone as if it was... | [] | [] | [
[],
[],
[]
] | ||
4a0hlr | what are we actually seeing when we sneeze or spin too fast and we see "moving dots" because of it? | I'm curious as to what we are actually witnessing when we sneeze or spin and it causes us to see "dizzy spots" that appear to be moving like dust particles. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4a0hlr/eli5what_are_we_actually_seeing_when_we_sneeze_or/ | {
"a_id": [
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"text": [
"If you're talking about what I think you're talking about, something I usually call tracers then you're seeing white blood cells. _URL_0_\n\n"
]
} | [] | [] | [
[
"https://en.wikipedia.org/wiki/Blue_field_entoptic_phenomenon"
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] | |
af7d5d | why do some trucks and busses make that "psshhht" sound and scare the sh*t out of you sometimes? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/af7d5d/eli5_why_do_some_trucks_and_busses_make_that/ | {
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"text": [
"The air brake system is probably what you are hearing. There is also a valve that releases excess pressure when the system reached full pressure.\n",
"There are a couple of different possible cause... | [] | [] | [
[],
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[]
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71ii7f | how do benzodiazepines work on the brain? and why can they cause euphoric feelings in some people even at low doses and not others? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/71ii7f/eli5_how_do_benzodiazepines_work_on_the_brain_and/ | {
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"text": [
"Benzodiazepines work on the GABA-A receptor. GABA is the second-most plentiful neurotransmitter in the brain, and generally causes neurons to become less likely to fire. Benzos bind to the receptor and cause it to change shape, opening more frequ... | [] | [] | [
[]
] | ||
3qp0ez | why do grocery stores put stuff after the registers / on the way out? | This seems like bad item flow to me. I'm not going to turn around after I'm done shopping to buy a snow shovel or an umbrella, and I probably don't know it's there until I'm leaving. I don't like awkwardly walking past the registers either because I feel like they think I'm shoplifting if I head for the exit area empty... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3qp0ez/eli5_why_do_grocery_stores_put_stuff_after_the/ | {
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"text": [
"Inexpensive products that everyone loves appeals to the impulsive side of many shoppers at the last second and is good for sales.",
"Shelf space in grocery stores is often bid... | [] | [] | [
[],
[],
[],
[]
] | |
1tbo8c | vapor trails, and why it looks like they are going up instead of across. | I have a 7 year old, who, every time sees a vapor trial thinks its a rocket. I cant explain to him in a way that he can understand how they are created and why it looks like they are going up when they are really moving across the sky. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tbo8c/eli5_vapor_trails_and_why_it_looks_like_they_are/ | {
"a_id": [
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"text": [
"You are not immune to this phenomenon. Do you think the moon is bigger at moonrise than later in the evening? It's the same effect.\n\nWe have, deep in our minds, a belief that the sky is like a breakfast bowl - it touches the horizon far away, a... | [] | [] | [
[]
] | |
4bdhl3 | in the monty hall problem, why does the probability of a prize being behind the door you did not originally choose increase to 2/3 rather than 1/2? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4bdhl3/eli5_in_the_monty_hall_problem_why_does_the/ | {
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"Here's the best way I can explain it.\n\nLet's say you decide to switch when it's offered.\n\nIf you were originally right (you picked t... | [] | [] | [
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3r3mr4 | what is it that makes te different threads of cotton- jean, flannel, corduroy, twill, oxford different and why is their softness different despite being 100% cotton? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3r3mr4/eli5_what_is_it_that_makes_te_different_threads/ | {
"a_id": [
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"text": [
"A few reasons. First, not all cotton is the same. Second, they use different thread thicknesses, and different weaves. It's like how diamonds and pencil lead are both 100% carbon but have differences in both appearance and texture."
]
} | [] | [] | [
[]
] | ||
frtvqk | how do search engines find their urls? | The internet is huge and not in one place, so how do we know they searched everywhere? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/frtvqk/eli5_how_do_search_engines_find_their_urls/ | {
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"text": [
"we can guarantee they didn't search everywhere. because not everywhere is reachable and searchable. engines can't search access controlled areas, even if the control is stupid simple. \n\nto answer... | [] | [] | [
[],
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] | |
2wob6e | what would actually happen if we shrunk the moon and removed it from the sky a la 'despicable me' style? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2wob6e/eli5what_would_actually_happen_if_we_shrunk_the/ | {
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"Loss of tidal forces which would profoundly change the weather, the virtual destruction of the krill population (which use tidal forces to propagate and move great distances) which would cause the collapse of the oceanic ecology. The population c... | [] | [] | [
[]
] | ||
8e8ndx | why do schizophrenics seem to only have bad hallucinations? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8e8ndx/eli5_why_do_schizophrenics_seem_to_only_have_bad/ | {
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"text": [
"Some research suggests that it may be cultural and the hallucinations are not always malignant. \n\n > Stanford anthropologist Tanya... | [] | [] | [
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1n7gga | why are men so into lesbian porn, while women usually aren't into gay porn? | Girl-on-girl porn seems to be such a thing among straight men. As a straight woman who has no desire to watch gay men having sex, I don't really understand it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1n7gga/eli5_why_are_men_so_into_lesbian_porn_while_women/ | {
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"text": [
"As Elaine in Seinfeld put it:\n\n\"The female body is a work of art. The male body is utilitarian. It's for gettin' around. It's like a Jeep.\"",
"Women ... | [] | [] | [
[],
[],
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"http://www.thestranger.com/slog/archives/2011/04/05/sl-letter-of-the-day-his-ladylike-tastes-in-porn&view=comments"
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[],
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9oljuw | is there the same amount of potable water as there was 500 years ago? | Since Earth is closed system, does that mean that we have the same ratio of salt/potable water as we did certain amount of years ago? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9oljuw/eli5_is_there_the_same_amount_of_potable_water_as/ | {
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"text": [
"No, there's probably less potable water than there was 500 years ago, mostly due to having drained it out of aquifers faster than it is replenished.\n\nEarth being a closed system doesn't change this, because water mixes re... | [] | [] | [
[],
[]
] | |
1j3mkt | how do brick building burn down? | People always talk about buildings burning down, like this church was built in 1800 but burnt down in 1850. I've never understood how an old church built entirely of big blocks of stone can burn down? Same with big apartment blocks built of concrete how do flames affect it that much? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1j3mkt/eli5_how_do_brick_building_burn_down/ | {
"a_id": [
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"text": [
"A lot of the interior structure may be made of wood or other flammable materials. The outer walls may also depend on these inner walls to help carry the load. If the inner structure is burned out, you can't be sure how secur... | [] | [] | [
[],
[]
] | |
2uymxb | how can my phone still make emergency calls with no bars? | whenever i check my phone when i have no cell reception, it always says it can only make emergency calls. how can my phone still call 911 if it can't call or text anyone else? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2uymxb/eli5_how_can_my_phone_still_make_emergency_calls/ | {
"a_id": [
"cocvcsb"
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"text": [
"It means that your phones gets no reception from your own carrier, but it has reception from other carriers. The other carriers are obligated to allow you to make emergency calls."
]
} | [] | [] | [
[]
] | |
2hxetq | we have machines that build parts to make other machines, but how did the parts for the first ever machines get built? | Friend of mine works at a machine shop. Always wondered this stupid question. At some point someone had to build the first ever parts to build something bigger with... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hxetq/eli5_we_have_machines_that_build_parts_to_make/ | {
"a_id": [
"ckwvidr"
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"score": [
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"text": [
"Carving, poured moulding, and hammering/forging.\n\nMany new prototype parts and designer pieces still start this way.\n"
]
} | [] | [] | [
[]
] | |
8v7x27 | how does youtube determine which videos get captions and which don't? | Some videos don't even get the auto-generated ones. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8v7x27/eli5_how_does_youtube_determine_which_videos_get/ | {
"a_id": [
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"text": [
"And what Dr. Suess-like program are they using to generate them?",
"There are a couple of possible reasons a video might not get auto-generated subtitles.\n\nIt may be that the quality of the speech is so bad the speech ... | [] | [] | [
[],
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] | |
4mtghr | where does my local dealer get controlled narcotics like xanax and codeine? | How does my local drank man get pints of codeine by the case? Or any pharmaceutical drug like Xanax or hydro codons in large quantities? This isn't like cocaine or weed where it's just smuggled across the border. I would assume it's coming from a company that keeps good track of its inventory at some point so where is ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4mtghr/eli5_where_does_my_local_dealer_get_controlled/ | {
"a_id": [
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2
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"text": [
"I am sure he is not buying them by the case.\n\nHe is getting them from people who get fraudulent scripts from shady doctors, who then get the drugs from a shady pharmacy, and sell the drugs to him.\n\nWhat's more, oftentim... | [] | [] | [
[],
[]
] | |
86htjh | how do cell phone towers route calls? is it the same way the internet routes to different ip addresses? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/86htjh/eli5_how_do_cell_phone_towers_route_calls_is_it/ | {
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"text": [
"Cell phone towers don't route call. They just provide physical medium for accessing the network. A node called MSC (Mobile switching center) routes the call. You can imagine towers a like, wifi routers ... | [] | [] | [
[],
[],
[]
] | ||
2aezu3 | how russia went from a communist state to a nation with 54 billionaires | Every now and then I hear about "Russia's Billionaires" or that Russia is an oligarch, or that this billionaire or that billionaire are in prison right now because Putin doesn't like them and it's a political thing.
I know *of* these things, but I have no idea what exactly the situation is. How did Russia go from com... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2aezu3/eli5_how_russia_went_from_a_communist_state_to_a/ | {
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"text": [
"\"When the Soviet Union broke up in the early 1990s, once Boris Yeltsin took office, the oligarchs emerged as well-connected entrepreneurs who started from n... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Russian_oligarch"
],
[],
[
"http://pages.nes.ru/sguriev/papers/GurievRachinsky.pdf"
],
[],
[]
] | |
bafzni | when listening to music with headphones, how are some elements of the song (insturments/background vocals/harmonies) louder through one earpiece than the other? | I have found that when I listen to music with headphones, I hear different musical elements in one earpiece and not the other. When I take one earbud out to investigate, I actually can still hear the same elements, but they are noticably quieter and the song almost loses that element entirely. Who is responsible for ac... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bafzni/eli5_when_listening_to_music_with_headphones_how/ | {
"a_id": [
"ekb7edk"
],
"score": [
7
],
"text": [
"You are describing a stereo recording. Speakers should provide the same soundstage image if they are set up properly. When the music is recorded, the various voices all have a particular position in the mix, both in the frequency space (determine... | [] | [] | [
[]
] | |
w3yy5 | tour de france - why are there teams? how do they pick which guy on each team will be the guy to go for the win? why does the peloton develop? | I've been watching it and enjoying it. Just a little confusing. Also, why does it seem like the main guys going for the win don't sprint to the finish of particular stages? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/w3yy5/eli5_tour_de_france_why_are_there_teams_how_do/ | {
"a_id": [
"c5a0hzw",
"c5a2h7a",
"c5a435i"
],
"score": [
3,
2,
8
],
"text": [
"Teams developed along with the race. The guy to go for the win is generally the best all around racer and biggest celebrity on the team. He is surrounded by specialists like climbers and sprinters who r... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Drafting_%28aerodynamics%29"
]
] | |
al2ygl | how does the brain know when to destroy serotonin and when to reuse it? | I am aware that after the serotonin is released by the synapse it reuptakes back in. What has to happen to the neurotransmitter for the brain to decide when to destroy it or reuse it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/al2ygl/eli5_how_does_the_brain_know_when_to_destroy/ | {
"a_id": [
"efa8j2d"
],
"score": [
2
],
"text": [
"I'm not quite sure I understand your question but I will try to answer. As long as the molecule is still serotonin it will be reabsorbed and reused, however once it leaves the synapse it stops having its effect. Serotonin reuptake inhibitors keep... | [] | [] | [
[]
] | |
49l3ec | if we re-built voyager today, but with the advancement of technology we posses. how much more could we learn, if anything? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/49l3ec/eli5if_we_rebuilt_voyager_today_but_with_the/ | {
"a_id": [
"d0sqovl"
],
"score": [
2
],
"text": [
"You'll need to be more specific. \n\nBest guess is you're refering to Voyager the space probe, or the Rutan Voyager aircraft, [but it could be a few things](_URL_0_). "
]
} | [] | [] | [
[
"https://en.wikipedia.org/wiki/Voyager"
]
] | ||
2b8qfd | why didn't wildfires burn down entire forests in the us when we now have a lot of trouble dealing with them despite having better equipment? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2b8qfd/eli5_why_didnt_wildfires_burn_down_entire_forests/ | {
"a_id": [
"cj2v3gq",
"cj2v3li"
],
"score": [
8,
2
],
"text": [
"Wildfires used to be more common, but not nearly as intense. Forests were not as dense, and underbrush was not as thick (due to the more frequent fires). Now, once we got to a point where humans started stopping forest fires... | [] | [] | [
[],
[]
] | ||
4yg9kx | why do car engines vibrate more when in park? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4yg9kx/eli5_why_do_car_engines_vibrate_more_when_in_park/ | {
"a_id": [
"d6nl9vx",
"d6no643"
],
"score": [
5,
11
],
"text": [
"When a vehicle is stopped, either because it is parked or because the brake is applied, the engine must continue to run because it operates under its own power. It must provide enough power to keep other components such as ... | [] | [] | [
[],
[]
] | ||
208vsh | why did creamer make these "spokes" in my coffee? | I left some coffee on my desk for a few hours that had Water, Creamer, Instant Coffee and Sweetener and when I returned there was a small circle of creamer in the middle with spokes spreading out to a larger ring.
_URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/208vsh/eli5_why_did_creamer_make_these_spokes_in_my/ | {
"a_id": [
"cg1a3ct"
],
"score": [
2
],
"text": [
"Properties of water; adhesion to the mug and cohesion to itself.\n\nThat's my answer to everything regarding water."
]
} | [] | [
"http://imgur.com/gOFx5Um"
] | [
[]
] | |
m1lrz | why people choose to do hard drugs. | I have never understood why people choose to take that first step into meth-ville or crack-town. I have been offered every drug under the sun, and have chose to stick to marijuana. I don't even drink anymore, because I have seen the effects of it. Why do people, knowing the consequences, choose to do hard drugs? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/m1lrz/eli5_why_people_choose_to_do_hard_drugs/ | {
"a_id": [
"c2xbqkx",
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],
"score": [
3,
12,
2,
8,
3,
12,
2,
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],
"text": [
"In some circles its socially acceptable. Most people, when they start, think they will not... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | |
49bjlh | what makes a person clumsy? | Physiologically, psychologically, etc | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/49bjlh/eli5_what_makes_a_person_clumsy/ | {
"a_id": [
"d0qjcqz",
"d0qn4b1"
],
"score": [
18,
3
],
"text": [
"Technically, it's just relatively poor communication between the brain, muscles, and nerves. This can happen for a variety of reasons, ranging from being very tall to having an early form of a degenerative disease. It's dif... | [] | [] | [
[],
[]
] | |
9tcqgp | when a large retail corporation like toys r us goes out of business, what happens in practicality? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9tcqgp/eli5_when_a_large_retail_corporation_like_toys_r/ | {
"a_id": [
"e8v9l88",
"e8v9nmd"
],
"score": [
4,
3
],
"text": [
"The remaining stores will try to find a buyer for merchandise at the best price they can quickly move goods for, this often involves sharp discounts on store shelves, or another business buying out merchandise, or sometimes ... | [] | [] | [
[],
[]
] | ||
2hsc3f | scientifically, what is the smell of antiques or odor that antique items release? | Every antique shop or old item has this same smell. Can it be explained? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hsc3f/eli5_scientifically_what_is_the_smell_of_antiques/ | {
"a_id": [
"ckvmod1",
"ckvmpkr"
],
"score": [
2,
2
],
"text": [
"Its the use of certain varnishes, lacquers, waxes, and the fact that these antiques are made out of organic matter. Everything degrades overtime and reacts with heat, light, moisture etc. releasing VOCs which you are smellin... | [] | [] | [
[],
[
"http://www.iflscience.com/chemistry/where-does-smell-old-books-come"
]
] | |
5v2dqo | why it's a good idea to dismantle the epa and loosen environmental regulations regarding pollution | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5v2dqo/eli5_why_its_a_good_idea_to_dismantle_the_epa_and/ | {
"a_id": [
"ddyq0tb",
"ddyq1ln"
],
"score": [
4,
6
],
"text": [
"well, if I had to argue for it. \n\nmost environmentally friendly practices cost more than the alternative. So if a country is willing to exploit their environment, they will be able to undercut the market.",
"Businesse... | [] | [] | [
[],
[]
] | ||
3ef0od | what is openssl? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3ef0od/eli5_what_is_openssl/ | {
"a_id": [
"cteb97j",
"ctebbov",
"cteberp"
],
"score": [
2,
2,
2
],
"text": [
"OpenSSL is one of the more popular implementations of SSL (Secure Socket Layer). SSL is how most web browser traffic is encrypted.\n\nBeyond that, this is really for /r/answers",
"It's an Open-Sourc... | [] | [] | [
[],
[],
[]
] | ||
deii3o | why do some people get wobbly legs when they almost get knocked out? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/deii3o/eli5_why_do_some_people_get_wobbly_legs_when_they/ | {
"a_id": [
"f2vxhs4"
],
"score": [
4
],
"text": [
"The act of walking/standing on two legs is actually an incredibly complex thing humans do (note how our children take years to learn it), but the vast majority of it (and many things) is automated. Even when not completely knocked out, getting yo... | [] | [] | [
[]
] | ||
bayb4r | how do 2 auto insurance claims battle each other on fault? | Let's say you get hit by another car and you claim you were in an accident from your own "insurance A". Make it easier, say it's very obvious it's was the other guy's fault 100% "Insurance B". Do they actually go to a physical court with their lawyers and fight each other? Or is there like another company that determi... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bayb4r/eli5_how_do_2_auto_insurance_claims_battle_each/ | {
"a_id": [
"ekewosj",
"ekex1bp"
],
"score": [
3,
3
],
"text": [
"They will typically go with the findings of the police report, and if one is ruled at fault that person's insurance carrier pays the other one. It's probably incredibly rare for them to get into litigation, since they've all... | [] | [] | [
[],
[]
] | |
3lai8m | how does a visual microphone work? | So I heard about this new technology, called a visual microphone:
"Researchers at MIT, Microsoft, and Adobe have developed an algorithm that can reconstruct an audio signal by analyzing minute vibrations of objects depicted in video. In one set of experiments, they were able to recover intelligible speech from the vib... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lai8m/eli5_how_does_a_visual_microphone_work/ | {
"a_id": [
"cv4lcs0",
"cv4mtxv",
"cv4nne2"
],
"score": [
11,
2,
2
],
"text": [
"Do you remember the scene in Jurassic Park with the tyrannosaurus rex and the glass of water? \n\nThat's kinda what's going on here. \n\nAs the tyrannosaurus steps, I can hear the sound it makes. I ca... | [] | [
"http://news.mit.edu/2014/algorithm-recovers-speech-from-vibrations-0804",
"http://people.csail.mit.edu/mrub/papers/VisualMic_SIGGRAPH2014.pdf"
] | [
[],
[],
[]
] | |
2uz6gm | how come i don't see metal ore anywhere when i walk around in the nature, while extracted metal is so abundant and cheap? how did humans even find metal ore and think of extracting metal out of it millennia before what looks like very basic inventions? | This one has always confused me. Metal is so omnipresent that you'd think you'd often run into it in nature, I mean, does all the metal I see around me, in my house, my car, really come from deep underground mines? And if so, how did early humans figure it out, I mean, in the New World, somehow, nobody had thought of b... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2uz6gm/eli5_how_come_i_dont_see_metal_ore_anywhere_when/ | {
"a_id": [
"coczjun",
"cod0gjs",
"cod0jo0",
"cod5y3s",
"codnfh0"
],
"score": [
24,
13,
6,
3,
2
],
"text": [
"Early ore was either meteoric or formed in bogs. So this would be on the surface. People would pick up what they thought was just another rock and use it to... | [] | [] | [
[],
[],
[],
[],
[]
] | |
3j2fc6 | shock therapy | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3j2fc6/eli5_shock_therapy/ | {
"a_id": [
"culo8yj"
],
"score": [
2
],
"text": [
"The best way I've had it described to me is inducing a shock to do what's similar to a system reboot for your brain.\n\nIn essence, have you tried turning it off and back on again?"
]
} | [] | [] | [
[]
] | ||
8hmfea | does the size of a male human's genitalia offer increased chances of reproduction? and if so, why isn't every living male on earth wielding a 7 inch dong right now? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8hmfea/eli5_does_the_size_of_a_male_humans_genitalia/ | {
"a_id": [
"dykuof9",
"dykustu"
],
"score": [
2,
3
],
"text": [
"If it gets the job done, size doesn't matter in reproduction. Although i don't know for sure, I'd imagine having a long shlong wasn't as of a widespread expectation of women of all ages in contrast to now. ",
"I remember... | [] | [] | [
[],
[]
] | ||
3v4aj0 | how the hell does this card trick work? | _URL_0_
I've done it over 6 times now and it always works. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3v4aj0/eli5_how_the_hell_does_this_card_trick_work/ | {
"a_id": [
"cxk76iq"
],
"score": [
5
],
"text": [
"Its a bullshit deck. The only Ks for example are diamonds. Theres 4 10 of hearts.\n\nSo whayever you pick from thay deck is going to be yellow."
]
} | [] | [
"https://www.youtube.com/watch?v=X9o1ZvVGwqk"
] | [
[]
] | |
242pwc | why hasn't the world at large confronted north korea (and by association, china) about their forced-labor camps? the satellite photos certainly appear damning. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/242pwc/eli5_why_hasnt_the_world_at_large_confronted/ | {
"a_id": [
"ch30ag6",
"ch30e0f",
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"ch35rau",
"ch3605q",
"ch37879"
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"score": [
25,
10,
35,
35,
3,
6,
2
],
"text": [
"You want a nuclear war? Because that's how you get a nuclear war. ",
"The world isnt directly threatened ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
62lrqp | decompression chambers | so you know those videos where people go in those chambers, and then start to dumb down to the point they can't even recognize shapes or do simple math tests. but yet they are breathing and talking. so if there is no oxygen in that room, what in the name of sanity are they breathing?
Edit: spelling correction | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/62lrqp/eli5_decompression_chambers/ | {
"a_id": [
"dfnimhm"
],
"score": [
6
],
"text": [
"There is still some oxygen in the room - but as they lower the air pressure, the oxygen pressure of course also gets lower. At sea level, you have 100 kPa air pressure, and the air is 21% oxygen, so the oxygen pressure is 21 kPa. Pump the pressur... | [] | [] | [
[]
] | |
5nqv97 | toe curling? why do we involuntarily curl our toes if something feels particularly good? | "Toe curling good" or "toe curling bad" are pretty common phrases, but why do we do it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5nqv97/eli5_toe_curling_why_do_we_involuntarily_curl_our/ | {
"a_id": [
"dcdmt07"
],
"score": [
3
],
"text": [
"Muscle tension and involuntary clenching for hands/feet/anus can be caused by overstimulation. Too many stimuli are being processed by the brain and the body doesn't know how to react. Think about an infant. Overstimulation is a very real, yet ov... | [] | [] | [
[]
] | |
1ed0pl | what are the essential nutrients my body needs, why do i need them, and what are the best foods to cover these requirements? | More specifically, what role does each nutrient play in my body? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ed0pl/eli5_what_are_the_essential_nutrients_my_body/ | {
"a_id": [
"c9z3l8d",
"c9z6guf"
],
"score": [
2,
2
],
"text": [
"This list is massive. But firstly the role of food is energy. Your body needs bonds to break in order to convert ADP back to ATP. Other things you need are iron for your hemoglobin, calcium for bones, the right mixture of am... | [] | [] | [
[],
[]
] | |
erwkgt | why can't we vote if we want certain laws or not? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/erwkgt/eli5_why_cant_we_vote_if_we_want_certain_laws_or/ | {
"a_id": [
"ff6alo9"
],
"score": [
2
],
"text": [
"I'm not sure of your question, you basically explained the process of making something a law. I live in Michigan, we started with people petitioning on the streets, then went to the state house, then signed legal marijuana for recreation into law... | [] | [] | [
[]
] | ||
7difbq | why do we refrigerate the bottles of coffee creamer and not the small little disposable ones you find at gas stations or 7/11? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7difbq/eli5_why_do_we_refrigerate_the_bottles_of_coffee/ | {
"a_id": [
"dpy2guu",
"dpy2rki",
"dpy2ru1"
],
"score": [
7,
3,
3
],
"text": [
"Those small ones are sterilised, like sterilised milk that you can find in a carton that does not require refrigeration until it's opened. \n\nNot sure all creamer requires refrigeration, but it's proba... | [] | [] | [
[],
[],
[]
] | ||
kx8zd | electric fields, flux, capacitance, resistance, potential, and electric potential energy. | How do these work, how do they interact with each other, and what is the significance? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/kx8zd/eli5_electric_fields_flux_capacitance_resistance/ | {
"a_id": [
"c2nz8tm",
"c2nz8tm"
],
"score": [
7,
7
],
"text": [
"Electric fields interact with charged particles and create a force on the particle. \n\nFlux is the amount of electric field that passes through a surface.\n\nA capacitor is a device that stores energy in the form of electri... | [] | [] | [
[],
[]
] | |
zwwir | why there can be such a vast difference between people's pooping frequencies (e.g., why some people poop every day, and some once a week, etc.) | I realize people have different overall diets, their bodies process things differently.. but I find it odd how it can be considered normal to poop daily, a few days a week, or even about once a week. That's just a huge discrepancy, and I'm wondering what all the factors are at play here. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/zwwir/eli5_why_there_can_be_such_a_vast_difference/ | {
"a_id": [
"c68f7vp",
"c68gutk"
],
"score": [
2,
2
],
"text": [
"Fiber is one of the biggest players here. It's a carb that your body can't break down, so it's literally \"chunks\" if you will of food moving through your system, helping to push stuff along. Don't get enough and you can ge... | [] | [] | [
[],
[]
] | |
8t5uzn | do the multi-million dollar damages awarded to plaintiffs ever get paid out in full? how long does it take? | With all the possible appeals and everything, do the exorbitant multi million dollar damages by the tobacco industry or the pharmaceutical companies get paid in full, and how long does it take? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8t5uzn/eli5_do_the_multimillion_dollar_damages_awarded/ | {
"a_id": [
"e157bdc",
"e15c5ue"
],
"score": [
7,
5
],
"text": [
"My father passed of lung cancer in the 90s and he smoked for years before there were warnings so he was paid out by a class action suit against big tobacco before the laws changed and you couldn't sue them anymore. \n\nI did... | [] | [] | [
[],
[]
] | |
6p1x9a | why does the uk's queen's guard sometimes wear blue? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6p1x9a/eli5_why_does_the_uks_queens_guard_sometimes_wear/ | {
"a_id": [
"dklxnt2",
"dklxr00",
"dkly5pw"
],
"score": [
2,
2,
2
],
"text": [
"The Queen's Guard wear red tunics in the summer. In the winter they wear a grey/blue tunic. \n \n _URL_0_",
"Winter uniform designed to handle standing in the snow vs th... | [] | [] | [
[
"http://royalcentral.co.uk/other/queens-guards-change-into-winter-dress-16641"
],
[],
[]
] | ||
2b84ou | are the economic sanctions imposed by the u.s. and europe having a real effect on russia, specifically putin? | I remember back in March when the Crimea situation was heating up, the U.S. And (I think) Europe imposed economic sanctions on Russia, including specific government leaders. Just last week, Obama called for tougher sanctions.
My questions: What is the intended effect of these sanctions, and what effect have they actua... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2b84ou/eli5_are_the_economic_sanctions_imposed_by_the_us/ | {
"a_id": [
"cj2xnfc"
],
"score": [
3
],
"text": [
"1. Current sanctions are carefully targeted.\n\n2. It's not only the sanctions themselves, but fear of another sanctions can influence the decision makers. For example, US companies will consider possibility of future sanctions while working with... | [] | [] | [
[]
] | |
2rn61n | how are psychopaths, sociopaths and narcissists so good at manipulating other? are they all social geniuses? | I've read a bit about manipulation and I don't understand how some people, specifically the ones listed, are so good at it. Do they simply practice a lot, or are they naturals?
Disclaimer: I'm not interested in manipulating others for my own gain, I'm simply curios.
EDIT: It should say "others", not "other", but I c... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rn61n/eli5how_are_psychopaths_sociopaths_and/ | {
"a_id": [
"cnhebaa",
"cnhed2l",
"cnhehlh",
"cnhexsl"
],
"score": [
3,
2,
3,
2
],
"text": [
"One thing to point out first, is that a lot of them *aren't* good at manipulating others. While popular culture tends to depict a lot of them in the Hannibal fashion, cool, calcula... | [] | [] | [
[],
[],
[],
[]
] | |
ckrvuo | how can the world's freshwater reserves be depleting when the oceans will evaporate just as much water as before which will collect and freeze on mountains and begin melting? i mean how can the water cycle be affected? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ckrvuo/eli5_how_can_the_worlds_freshwater_reserves_be/ | {
"a_id": [
"evq0nri",
"evq2wnx",
"evvbeoj"
],
"score": [
7,
3,
2
],
"text": [
"A lot of depletion is underground aquifer. You pump up water at a high rate the rate water flow down from the surface trough the ground is lower and the level of the aquifer drops.\n\nTake a drain pipe ... | [] | [] | [
[],
[],
[]
] | ||
1rehy4 | why do they keep having climate talks, when clearly nobody is doing anything? | It seems like every year there's a big "talk" that will really start the ball rolling and get things moving, in terms of reversing climate change. But why do they keep having them if even Greenpeace, Sierra Club, and WWF are walking out because it's not doing anything? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rehy4/eli5why_do_they_keep_having_climate_talks_when/ | {
"a_id": [
"cdmgrfw",
"cdmh4i4",
"cdmja95"
],
"score": [
3,
3,
3
],
"text": [
"They are facing the super-machine that are the people with vested interests in not allowing greenhouse gas reduction policies to be enacted. ",
"Because they make people think that things are being ... | [] | [] | [
[],
[],
[]
] | |
65964q | why aren't pot holes as common on the free way compared to streets in a small town or neighborhood? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/65964q/eli5_why_arent_pot_holes_as_common_on_the_free/ | {
"a_id": [
"dg8fr0b",
"dg8g0p2",
"dg8j4ma",
"dg8nbfp"
],
"score": [
2,
2,
2,
3
],
"text": [
"They get worked on more often. Highways are state owned as opposed to a residential backroad that doesn't really have the money or people to fix that. Plus, its more dangerous hitt... | [] | [] | [
[],
[],
[],
[]
] | ||
jhsqp | what is the imf and what does it do? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jhsqp/eli5_what_is_the_imf_and_what_does_it_do/ | {
"a_id": [
"c2c825f",
"c2c8euf",
"c2cbs3s",
"c2c825f",
"c2c8euf",
"c2cbs3s"
],
"score": [
15,
13,
4,
15,
13,
4
],
"text": [
"The International Monetary Fund deals with money problems on a world-wide scale. Think of them like a bank, but for countries not p... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
1h7or7 | the difference between a permanent resident and a citizen of the united states | Since on a lot of forms/applications/etc, they seem to be grouped together | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1h7or7/eli5_the_difference_between_a_permanent_resident/ | {
"a_id": [
"carmnbu",
"caroyi0"
],
"score": [
6,
2
],
"text": [
"Permanent residents can't vote, have a lot of trouble getting back in the country if they leave for too long, can only have so many relatives come to the US and get visas, and get deported if they break certain laws. ",
... | [] | [] | [
[],
[]
] | |
3un89m | why does it get more difficult to keep our balance when we look straight up? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3un89m/eli5_why_does_it_get_more_difficult_to_keep_our/ | {
"a_id": [
"cxg6s0a",
"cxgbpv5"
],
"score": [
2,
2
],
"text": [
"You have a tiny \"spirit level\" in your inner ear called the cochlear. It will tell you that you are not correctly oriented.",
"Because we use the visual horizon as a reference point. The objects around you and the gro... | [] | [] | [
[],
[]
] | ||
aanmh9 | counter steering on a 2 wheeler | I somewhat understand what it is and how it works but I was trying to explain it to my 7 yr old nephew and was totally stuck. Any help would be great. Thanks. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aanmh9/eli5_counter_steering_on_a_2_wheeler/ | {
"a_id": [
"ecuok3p"
],
"score": [
2
],
"text": [
"Centripetal (centrifugal? I always get those 2 confused, but anyway) force causes things to be pushed outwards when they rotate around a center point. This happens when you turn in any vehicle, whether 2 wheel or 4 wheel, and with bikes this cau... | [] | [] | [
[]
] | |
kt5yq | why protein is so important for muscle building | I understand that it's a basic fact that calories in > calories out will lead to increases in size in both muscle and fat. Why is so important, however, that protein (ideally) makes up so much of these calories? Thanks in advance. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/kt5yq/eli5_why_protein_is_so_important_for_muscle/ | {
"a_id": [
"c2n02ao",
"c2n0ayr",
"c2n02ao",
"c2n0ayr"
],
"score": [
6,
16,
6,
16
],
"text": [
"On my cell phone, so short and sweet.\n\nProtein is the molecular workhorse in all cells. Every cell in your body requires proteins in various forms, all of which perform functio... | [] | [] | [
[],
[],
[],
[]
] | |
6bxfyi | why are hollywood make-up/special effects artists so much better at making actors look 30 years younger than 30 years older? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6bxfyi/eli5_why_are_hollywood_makeupspecial_effects/ | {
"a_id": [
"dhq9rb0"
],
"score": [
4
],
"text": [
"It's much easier to cover up a wrinkle than it is to create one.\nEven if you do manage to create wrinkles, it's hard to create an artificial age defining facial feature that looks natural because each persons facial structures are very different... | [] | [] | [
[]
] | ||
1ij0xm | how come i sweat profusely first thing in the morning when walking to the train station, but am fine at all other times? | No matter what the temperature or humidity level, or whether I'm headed to work or a social event, this happens. At lunch I can stroll around in the heat no problem. I've tried breakfast/no breakfast, hot/cold/no shower, (s)exercising beforehand, sleeping well or otherwise, formal or casual clothes, all to no avail! Yo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ij0xm/eli5how_come_i_sweat_profusely_first_thing_in_the/ | {
"a_id": [
"cb4xg1z",
"cb4z2gr",
"cb4zl73",
"cb4zxm0",
"cb516ld"
],
"score": [
3,
4,
2,
2,
2
],
"text": [
"Because it is up steeply hill to the train station? ",
"Maybe it is anxiety but you don't realize it. Perhaps you're nervous because you don't know what t... | [] | [] | [
[],
[],
[],
[],
[]
] | |
20kb8o | what determines whether a person has 20/20 vision or not? how do you become nearsighted or farsighted? | Can other species experience bad eyesight as well?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20kb8o/eli5_what_determines_whether_a_person_has_2020/ | {
"a_id": [
"cg42njl"
],
"score": [
3
],
"text": [
"Vision can be evaluated using the Snellen chart. If you can see at 20 feet what you should be able to see at 20 feet, then you have 20/20 vision. If you can see at 20 feet what you should be able to see at 10 feet, you have 20/10 vision. If you h... | [] | [] | [
[]
] | |
41ndkv | when you are numbed up, why can you usually still feel pressure? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41ndkv/eli5_when_you_are_numbed_up_why_can_you_usually/ | {
"a_id": [
"cz3oza3"
],
"score": [
3
],
"text": [
"Pressure is handled by different nerves than pain is. If you block only the nerves that handle pain, you'll still feel pressure, heat, cold, etc. "
]
} | [] | [] | [
[]
] | ||
372qev | how are box office statics calculated/generated? | title | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/372qev/eli5_how_are_box_office_statics/ | {
"a_id": [
"crj6w9l"
],
"score": [
3
],
"text": [
"Box office stats are based off of opening weekend ticket sales, in U.S. dollars. \nOften because most of the big budget pictures are backed by US companies the American dollar is the standard. \nIf a movie is able to make more than its net dollar... | [] | [] | [
[]
] | |
1f61wv | the process of aging? | How does aging work? What are telomeres? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1f61wv/eli5_the_process_of_aging/ | {
"a_id": [
"ca76g8a",
"ca77zf3",
"ca79m4v",
"ca7b6kv"
],
"score": [
21,
2,
5,
3
],
"text": [
"No one has answered yet, and I'm positive someone can give a more educated answer, but until one turns up, here's what I understand about it:\n\nAs you age, your cells are constan... | [] | [] | [
[],
[
"http://www.youtube.com/watch?v=jqCo-McgHLw"
],
[],
[]
] | |
2a4x2v | i am 30+ years old and just got told that i have peanut allergies. i grew up eating peanut butter and several other peanut related foods. how can i suddenly acquire such an allergy? | A couple of weeks ago I had an allergic reaction while out at a local coffee shop. After getting to a medical facility and having it under control, I went to see my doctor to find out what happened. Blood work was done and it came up that I'm suddenly allergic to peanuts. I am still getting more blood work done because... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2a4x2v/eli5_i_am_30_years_old_and_just_got_told_that_i/ | {
"a_id": [
"cirjxaz",
"cirk0lh",
"cirx22v"
],
"score": [
3,
16,
2
],
"text": [
"After 22 years of eating Reese's and PBJ's, I broke out in hives like this head to toe after eating a bunch of peanuts.. Dr said it's quite common \n\n[](_URL_0_)",
"An allergy is an accidental imm... | [] | [] | [
[
"http://imgur.com/N68iFLU"
],
[],
[]
] | |
8chowe | what makes a substance greasy or sticky on a molecular level? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8chowe/eli5_what_makes_a_substance_greasy_or_sticky_on_a/ | {
"a_id": [
"dxf8zdc",
"dxf94ot",
"dxf952k",
"dxfjvab",
"dxfpb6p",
"dxfxuib"
],
"score": [
3404,
11,
106,
15,
4,
5
],
"text": [
"Now with Illustrations! Credit to u/pupuren, thanks again!\n[So Great](_URL_0_)\n\nWhen thinking about things being sticky or sli... | [] | [] | [
[
"https://imgur.com/a/RAjIh"
],
[],
[
"https://www.reddit.com/r/askscience/comments/2r8ujc/when_i_touch_something_slimy_or_sticky_at_a/"
],
[],
[],
[]
] | ||
32bshv | why do we nod our head/tap our foot to music we enjoy? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/32bshv/eli5_why_do_we_nod_our_headtap_our_foot_to_music/ | {
"a_id": [
"cq9th96"
],
"score": [
4
],
"text": [
"Because your semi-consciously interacting with the music, when you tap your feet or nod your head and don't really notice it. \n\n\nIf you do this this fully consciously, its probably because your in public, and you want to interact with the musi... | [] | [] | [
[]
] | ||
50b2qc | if i consume an antidote continuously, does it make me more resistant to that poison in the future? | or does the antidote behave differently? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/50b2qc/eli5_if_i_consume_an_antidote_continuously_does/ | {
"a_id": [
"d72jvny",
"d72jy02",
"d72k6r3",
"d72q1y0"
],
"score": [
2,
4,
25,
2
],
"text": [
"The antidote doesn't do anything beneficial if it doesn't have the poison to counteract. It might even be dangerous or poisonous on its own if you kept taking it. You're confusing... | [] | [] | [
[],
[],
[],
[]
] | |
drvexl | how do laser-dependent devices work? (etc. infrared thermometers and radar guns) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/drvexl/eli5_how_do_laserdependent_devices_work_etc/ | {
"a_id": [
"f6lbmjy"
],
"score": [
3
],
"text": [
"The laser only helps the operator see where the device is pointing. This is like a laser sight mounted on a gun.\n\nInfrared thermometers capture how \"bright\" a surface is in the infrared spectrum with a lens and detector. The hotter something ... | [] | [] | [
[]
] | ||
86sd0w | why many drugs/treatments are effective in rodents and not humans? | Specifically why are treatments often MORE effective in rodents models than human trails? And could this work the other way but we wouldn't know because testing wouldn't allow it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/86sd0w/eli5_why_many_drugstreatments_are_effective_in/ | {
"a_id": [
"dw7gn5c"
],
"score": [
10
],
"text": [
"Rodents can possess different metabolic enzymes that humans do not have (and viceversa); in that case their organism will be able to modify certain drugs and make them *more* active, while others will make them *less* active. Their metabolism co... | [] | [] | [
[]
] | |
bczhrx | how do electric cars modulate regenerative brakes? | I get how the motors act as alternators, but don't quite understand how pushing the brake harder stops the car faster and creates more electricity. I'm guessing there's no clutch or movement of the motor coils, and that the drive motors are the generators? Thanks in advance! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bczhrx/eli5_how_do_electric_cars_modulate_regenerative/ | {
"a_id": [
"ekurb6x"
],
"score": [
6
],
"text": [
"Brakes on an electric car work a bit differently than an internal combustion car. There is still a regular mechanical brake pedal, that works identically to what you're familiar with. This is used for fast braking, and to hold the car stopped on ... | [] | [] | [
[]
] | |
1udmh3 | gay marraige is still illegal in the us when both the president and majority of american public are in favour of it? | Source for majority of American pro-gay marraige: _URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1udmh3/eli5_gay_marraige_is_still_illegal_in_the_us_when/ | {
"a_id": [
"cegzw6l"
],
"score": [
2
],
"text": [
"It's not illegal in the US. It is not legal in some states, and legal in some states. The IRS and US Military recognize same sex marriages as a result of DOMA being repealed. Right now the wait is on for a state law limiting marriage rights to ma... | [] | [
"http://www.huffingtonpost.com/2013/07/31/gallup-gay-marriage-poll-_n_3682884.html"
] | [
[]
] | |
862bhq | how does food turn into a living body? | Somewhere between eating a bunch of dead stuff and pooping out mush, we've consumed the food to make new, living replacement cells for our body. How does this work? My best explanation is cellular necromancy. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/862bhq/eli5_how_does_food_turn_into_a_living_body/ | {
"a_id": [
"dw1skbo",
"dw1udzm"
],
"score": [
5,
5
],
"text": [
"The digestive system rips it all apart into tiny tiny buts, and absorbs those it wants into the bloodstream. Cells are set up to take in the building blocks they want and need from the bloodstream. \n\nIn side the cells ar... | [] | [] | [
[],
[]
] | |
zb89t | how does radiation propagates? | I know that the radiation can go through objects and even contaminate them. But how exactly does it work, physically speaking? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/zb89t/how_does_radiation_propagates/ | {
"a_id": [
"c6326xd",
"c634155"
],
"score": [
3,
3
],
"text": [
"Radiation just flies through the air. It can go through objects because it has a lot of energy.\n\nIt's a common misconception that radiation can contaminate things. Things that have radiation hit them do *not* become signif... | [] | [] | [
[],
[
"http://www.physics.fsu.edu/Users/Roberts/images/scale.gif"
]
] | |
8wp0ef | what is the powder inside gloces and what is it for? | Gloves* | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8wp0ef/eli5_what_is_the_powder_inside_gloces_and_what_is/ | {
"a_id": [
"e1xa1iq"
],
"score": [
6
],
"text": [
"I'm not familiar with the term \"gloces\".\n\nNow latex or nitrile **gloves** often come with a white powder in them which is simply corn starch which is intended to make them easier to put on, preventing the material from sticking to the skin."
... | [] | [] | [
[]
] | |
3lodt3 | why is it that we aren't able to properly distinguish between what was a memory last week and what was a dream last week? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lodt3/eli5_why_is_it_that_we_arent_able_to_properly/ | {
"a_id": [
"cv8124j"
],
"score": [
3
],
"text": [
"Remember the telephone game where people take turns whispering a message into the ear of the next person in line? By the time the last person speaks it out loud, the message has radically changed. It’s been altered with each retelling. \n\nTurns ... | [] | [] | [
[
"http://www.northwestern.edu/newscenter/stories/2012/09/your-memory-is-like-the-telephone-game.html#sthash.GxEYiKVj.dpuf"
]
] | ||
1hpdco | plea bargains | Specifically, apart from the obvious advantage to the defendant, what is the benefit of getting someone to admit guilt in exchange for less time behind bars? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hpdco/eli5_plea_bargains/ | {
"a_id": [
"cawk17n",
"cawkblt",
"cawkuzs"
],
"score": [
2,
3,
2
],
"text": [
"It's like a settlement in criminal court, essentially. It's often used to put someone behind bars when the case against them might not be a slam dunk. The person gets a reduced sentence, while the prose... | [] | [] | [
[],
[],
[]
] | |
7jbaaq | interest rate swap | I'm trying to understand Interest Rate Swap, but I can't grasp the concept of it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7jbaaq/eli5_interest_rate_swap/ | {
"a_id": [
"dr4zb9b"
],
"score": [
2
],
"text": [
"An interest rate swap is an agreement between two people to essentially trade their interest rate exposures (most commonly one party trades fixed rate for floating rate and the other party trades floating rate for fixed rate). \n\nThey don't act... | [] | [] | [
[]
] | |
aaybw0 | if i breathe faster do all of my metabolic processes also speed up? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aaybw0/eli5_if_i_breathe_faster_do_all_of_my_metabolic/ | {
"a_id": [
"ecwavzm"
],
"score": [
10
],
"text": [
"Not much. You burn a few more calories from the increased respiratory effort. You will blow off excessive amounts of CO2, become hypocapnic, and get a dizzy feeling. Eventually you would pass out, and start breathing normally, and normalize y... | [] | [] | [
[]
] | ||
b8mejq | why do animals such as pigs, cows, and zebras have spots and stripes even when it's not beneficial for camouflage? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b8mejq/eli5_why_do_animals_such_as_pigs_cows_and_zebras/ | {
"a_id": [
"ejynr8t",
"ejynsjw",
"ejyoiyi",
"ejyt0p0",
"ejyv8hj"
],
"score": [
8,
3,
3,
2,
2
],
"text": [
"For zebras its an optical illusion. Large horse like animals aren't really known for their discretion, and zebras are very social herd animals. When you have ... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
3mp2ku | how did wwii ship flak guns work? | Hey guys, doing research for a project and trying to figure something out.. the big flak explosions you see in all the historical footage of Pacific fighting in WWII...
A) I always assumed they came from the smaller guns (like Bofors 40mm for the US), but in further research it seems they were shot from the biggies li... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3mp2ku/eli5_how_did_wwii_ship_flak_guns_work/ | {
"a_id": [
"cvgyepj"
],
"score": [
2
],
"text": [
"At least for US ships, the classic flak burst comes from either the 40mm/56 Bofors, 3\"/50 AA or the dual-purpose 5\"/38. The biggest bursts would come from the 5\", as you suspect.\n\nThe general idea is that the 5\" guns shoot down the planes ... | [] | [] | [
[]
] | |
a1chfw | why do lights in the distance appear to be shimmering? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a1chfw/eli5_why_do_lights_in_the_distance_appear_to_be/ | {
"a_id": [
"eaoljdx",
"eaoloxn"
],
"score": [
9,
3
],
"text": [
"The air has different densities and temperatures at different locations, so it warps the path of light a little, like a lens.",
"Because you are looking through particulate in the atmosphere. It's the same reason that su... | [] | [] | [
[],
[]
] | ||
2d6b75 | why are we against human engineering? | There are few companies already offering couples to screen their embryos not only for genetic diseases, but for characteristics such as hair color, eye color. With all the advancement in genetic screening and manipulation the day when we can design our babies is inevitable.
Personally I would be extremely happy for my... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2d6b75/eli5_why_are_we_against_human_engineering/ | {
"a_id": [
"cjmhvv9",
"cjmizfx",
"cjmj35g",
"cjml49i",
"cjmly1y",
"cjmo06f"
],
"score": [
4,
2,
5,
2,
2,
5
],
"text": [
"Because it's rooted in eugenics, which led to the Holocaust and most people generally thought that was a bad thing. \n\nAlso, watch chec... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
djopoq | how do changes in the weather make people feel physically unwell and exacerbate things like arthritis? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/djopoq/eli5_how_do_changes_in_the_weather_make_people/ | {
"a_id": [
"f46n018"
],
"score": [
3
],
"text": [
"Different weather has different pressure. Much like being at sea level versus being high on a mountain. The amount of air pushing down on your body changes, therefore exerting more pressure on it which can cause more pain. This is also why people... | [] | [] | [
[]
] | ||
1zflpl | can alcohol really effect individuals differently at higher elevations? what about thc in marijuana? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zflpl/eli5_can_alcohol_really_effect_individuals/ | {
"a_id": [
"cft8yex",
"cft9tmn",
"cftalbo",
"cftarf3",
"cftb114",
"cfttwed"
],
"score": [
78,
12,
3,
7,
3,
2
],
"text": [
"Alcohol yes, if you are not used to the elevation. Alcohol does lower blood oxygen saturation, which means that less oxygen is being c... | [] | [] | [
[],
[],
[],
[],
[],
[]
] |
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