q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
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value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
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1ptv1j | why am i only bald on the top of my head and not the sides? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ptv1j/eli5_why_am_i_only_bald_on_the_top_of_my_head_and/ | {
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"score": [
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"text": [
"There's a lot of great articles online that go into the exact science behind it if you'd like to read up on it, but the basic version goes like this:\n\n\n1) The hair on the top of your head is genetically slightly different to the hair on the s... | [] | [] | [
[]
] | ||
2127vq | what is the tl;dr of terms and conditions that i always i agree to? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2127vq/eli5_what_is_the_tldr_of_terms_and_conditions/ | {
"a_id": [
"cg8x7cr"
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"score": [
7
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"text": [
"This is our stuff. You have to use our stuff the way we say. If our stuff breaks your stuff, it's not our fault. You can't give other people this stuff unless we say you can. That's the basics. There are some other nuances, but not many. I would... | [] | [] | [
[]
] | ||
bt03lt | why do stop lights make you press the walk sign button? | This isn’t all stop lights. At many lights the button doesn’t do anything. But at some of them you do have to press the button. What is the purpose of making you press the button? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bt03lt/eli5_why_do_stop_lights_make_you_press_the_walk/ | {
"a_id": [
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"text": [
"The only stop lights I've seen with that button, are stop lights in places like highways or with high speed traffic that don't need a stop light due to a low amount of people needing to cross.",
"Th... | [] | [] | [
[],
[],
[]
] | |
56kb7i | what credit rating actually is | I know if I handle debts well it goes up, but if I pay for things with my savings it doesn't. I know that the number is used to help other people figure out stuff with money. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/56kb7i/eli5_what_credit_rating_actually_is/ | {
"a_id": [
"d8k0h5a"
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"score": [
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"text": [
"The most important thing to remember about your credit rating is that it is **not** for your benefit. It is for the benefit of those you want to borrow money from.\n\nYour credit rating is a conventient way for money lenders to know what kind of... | [] | [] | [
[]
] | |
2g2lrc | how do tv shows with multiple writers avoid the "too many cooks spoil the broth" syndrome? | I was randomly browsing the wikipedia articles of my favorite tv shows (Avatar: Last Airbender, Breaking Bad, Sopranos, just to name a few) and I looked at the people credited as writers and I'm like....O_O!!!
Avatar, for example, has ten, TEN writers, and by some miracle it turned out pretty fucking amazing.
How? L... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2g2lrc/eli5_how_do_tv_shows_with_multiple_writers_avoid/ | {
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"text": [
"A head writer makes final decisions ",
"It's important to understand that for any team to function well they HAVE to get over their individual egos to at least a certain level,... | [] | [] | [
[],
[],
[],
[]
] | |
5b0uag | if life were such a probable event, we don’t have evidence of multiple origins? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5b0uag/eli5_if_life_were_such_a_probable_event_we_dont/ | {
"a_id": [
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"score": [
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"text": [
"There could have originally been many potential self-replicating molecules or molecular systems, but likely one type was better at replication than others and there was a molecular form of natural selection. It is thought that RNA preceded DNA, a... | [] | [] | [
[]
] | ||
dy67z6 | why are you required to wear specialized eyewear when welding, and in what way the light emitted differs from another light source? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dy67z6/eli5_why_are_you_required_to_wear_specialized/ | {
"a_id": [
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"f7z09dk",
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"score": [
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"text": [
"The quality and color of the light varies depending on the materials being welded and type of welding. However, almost all forms are so bright that they'd d... | [] | [] | [
[],
[],
[],
[],
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] | ||
aa5kzx | how will the upcoming hospital pricing requirements help consumers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aa5kzx/eli5_how_will_the_upcoming_hospital_pricing/ | {
"a_id": [
"ecp5zro",
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"score": [
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"text": [
"Who knows, people may start bringing their own medications and nursing staff, many are already opting for an Uber over an ambulance.",
"It'll be helpful for a few different reasons.\n\nFirst, it brings transparency to th... | [] | [] | [
[],
[]
] | ||
314i9e | why does everybody know the phrase "the mitochondria is the powerhouse of the cell?" | Was there a particular textbook that most modern books borrowed that phrase from? It seems like nationally everybody was taught that in Bio when they discussed cells. I looked in the search bar for other people who have asked the same question and another person used that quote in a different context. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/314i9e/eli5_why_does_everybody_know_the_phrase_the/ | {
"a_id": [
"cpybv0i"
],
"score": [
5
],
"text": [
"It's simply a statement to remember what it does and people find it to be effective in teaching. Kinda like how Roy G Biv and Please excuse my dear aunt sally."
]
} | [] | [] | [
[]
] | |
1vhihj | why am i able to listen to any song i want on spotify for free as many times as i want but can only skip 5 songs on pandora | And I cant even choose the songs I want on Pandora | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vhihj/eli5why_am_i_able_to_listen_to_any_song_i_want_on/ | {
"a_id": [
"cesav99"
],
"score": [
2
],
"text": [
"Because they're different companies that operate under different business models."
]
} | [] | [] | [
[]
] | |
crue9h | how can nuclear launches be detected and identified? | If Russia launches at The US, how does the US know that it was Russia? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/crue9h/eli5_how_can_nuclear_launches_be_detected_and/ | {
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"score": [
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"text": [
"Between satellites and radar, it is pretty easy to track anything that flies like a rocket. Rocket exhaust is really hot, and infrared cameras in space can spot them launching. Once it is airborne, an ... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=B1R3dTdcpSU"
],
[]
] | |
2ap1c1 | why do my pubes itch after i shave them? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ap1c1/eli5_why_do_my_pubes_itch_after_i_shave_them/ | {
"a_id": [
"cixbzzc"
],
"score": [
9
],
"text": [
"Because the ends of the hairs are sharper than they were before you shaved, the hair curls around and irritates your skin."
]
} | [] | [] | [
[]
] | ||
2cvmsx | morals and values | Where do these come from? What I consider morally right or wrong other people might think the opposite. Why do people feel the need to push thier own values and morals onto other people? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cvmsx/eli5_morals_and_values/ | {
"a_id": [
"cjjg4hu",
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"score": [
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"text": [
" > Why do people feel the need to push their own values and morals onto other people?\n\nWhy do you?\n\nIf you see someone murdering someone else in front of you, surely you are going to stop him and tell him this is *wrong... | [] | [] | [
[],
[]
] | |
2gzobb | what are the main differences between machines and robots? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2gzobb/eli5what_are_the_main_differences_between/ | {
"a_id": [
"cknz2g7"
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"score": [
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"text": [
"Robots are a kind of machine.\n\nGenerally when people speak of robots in a layman's colloquial sense, they mean the popular culture sort of humanoid, advanced AI machine.\n\nThere are lots of industries, though, that use machines that they call ... | [] | [] | [
[]
] | ||
6phz7m | solid state batteries, why are they the future? | It's seems like all the cell phone manufacturers and automakers are saying solid state batteries are 3-5 years out. Why are they choosing Solid State instead of improving lithium ion? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6phz7m/eli5_solid_state_batteries_why_are_they_the_future/ | {
"a_id": [
"dkpgebi",
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"score": [
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"text": [
"The main reason is li-ion is unstable and highly flammable, there have been numerous cases of laptops and phones suffering near explosive combustion due to the li-ion battery.\nThere was even a cargo plan that was brought do... | [] | [] | [
[],
[]
] | |
f23eeg | why can heavy menstrual bleeding sometimes contribute to anemia? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f23eeg/elif_why_can_heavy_menstrual_bleeding_sometimes/ | {
"a_id": [
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"score": [
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"text": [
"Anemia caused my menstruation is more likely as lack of iron than a lack of blood. Women need roughly twice as much iron as men because of this.\n\nFoods high in iron include legum... | [] | [] | [
[],
[],
[],
[]
] | ||
3sr36h | how does the paint that changes color by temperature work? | Hot wheels, or plastic cups that change color when hot or cold. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3sr36h/eli5how_does_the_paint_that_changes_color_by/ | {
"a_id": [
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"score": [
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"text": [
"Omg. I was at the science festival in sf last week and they were passing out rulers that did this... The kids passing them out had no idea how they work other than to say there are two layers of paint and the top layer becomes transparent with he... | [] | [] | [
[]
] | |
39s8vr | why are cows so sacred in india that they cannot be slaughtered and beef cannot be eaten there | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/39s8vr/eli5_why_are_cows_so_sacred_in_india_that_they/ | {
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"score": [
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"text": [
"Cows aren't harmed in India as a sign of respect. Cow's milk is an important part of every Indian household and several dishes are based on it. They are cons... | [] | [] | [
[],
[],
[
"http://goseefeel.com/india/beef-ban-india/"
],
[],
[
"http://experiencehinduism.com/scientific-facts/gobar-cow-dung-walls-floors"
]
] | ||
1t353r | why does the uk still have a -house of lords? | I understand the need for check and balances, but a group of people who were not democratically voted in, but either knew the right people, or paid their way in, with the power to block any legislation they don't like, seems like a poor way to implement such balance. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1t353r/eli5_why_does_the_uk_still_have_a_house_of_lords/ | {
"a_id": [
"ce3tzo5",
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"score": [
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"text": [
"Because it works fine and most people are happy with it? \n\n\nHow can you have a check system if the way you appoint members in the upper house is the exact same way you appoint members of the lower ho... | [] | [] | [
[],
[],
[]
] | |
2xojup | why is it illegal to share movies, music, etc; but completely legal to borrow books, movies, music, etc from the library? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2xojup/eli5_why_is_it_illegal_to_share_movies_music_etc/ | {
"a_id": [
"cp1x9bf",
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"score": [
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"text": [
"Because at a library there is one physical copy being shared, it can only be with any one user at a time. With computer files you are creating copies so each user can access the file at the same time.... | [] | [] | [
[],
[],
[]
] | ||
1a1cbg | why any person in front of a judge must take an oath regarding god ( "so help me god" ) irrelevant of religion | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1a1cbg/why_any_person_in_front_of_a_judge_must_take_an/ | {
"a_id": [
"c8t6yia",
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"score": [
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2,
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"text": [
"Many venues give an option to make an [*affirmation*](_URL_0_) instead (that you will affirm that all of the statements you're making are the truth).\n\n",
"I like what Duke_Newcombe said. But other... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Affirmation_in_law"
],
[],
[]
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dnyhda | so veritasium explains in his video that trees gain their mass mainly from the air, better said from carbon dioxide. how exactly does it work? | Unfortunately he does not exactly explain what exactly happens inside the tree that makes it keep the carbon and "spit out" the oxygen again. And how does carbon make the tree gain mass?
ELI5! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dnyhda/eli5_so_veritasium_explains_in_his_video_that/ | {
"a_id": [
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"text": [
"photosynthesis is extracts CO2 from the atmosphere along with water from the tree's roots. It uses energy from sunlight to split the molecules and recombine them to make sugar; the bulk of most plant's mass is cellulose whi... | [] | [] | [
[],
[]
] | |
1wearr | if singapore encourages learning standard mandarin and english over dialects, and taiwan encourages standard mandarin, why don't hong kong and macau continue to promote only cantonese? | I've already been explained as to why Singapore discouraged Singlish, Hokkien, and Teochew. But why do Hong Kong and Macau continue to officially use Cantonese? Wouldn't it be better for Chinese integration to promote Mandarin?
Also, why do Hong Kong, Macau, and Taiwan continue to refuse to use simplified characters?... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1wearr/eli5_if_singapore_encourages_learning_standard/ | {
"a_id": [
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"text": [
"It's partly an issue of identity, nobody likes to feel like they're becoming obsolete.\nAlso re-education is very expensive and time consuming and would require infrastructure changes on many levels. th... | [] | [] | [
[],
[
"http://www.google.com/hostednews/afp/article/ALeqM5gOVIFkd_Q70o23zAkf6k8TXQPeDQ",
"http://www.taipeitimes.com/News/front/archives/2011/06/16/2003505898",
"http://en.wikipedia.org/wiki/Guangzhou_Television_Cantonese_controversy",
"http://www.nytimes.com/2012/02/23/world/asia/mainland-chinese... | |
3dvhh7 | is a mobius strip actually a 2-dimensional object, or is it a representation? | A basic Mobius strip: twist a strip of paper in the middle and tape the ends together. What once had definite length, width, and height now has definite width and height but infinite length. But somehow this is now a 2-dimensional object because you can traverse the entire length without coming to a break or vertex? ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3dvhh7/eli5_is_a_mobius_strip_actually_a_2dimensional/ | {
"a_id": [
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"text": [
"The confusion here comes from the confusion of \"infinite length\" with \"no end\". The Mobius strip does not have infinite length, any more than does a circle.\n\nMathematically speaking, the Mobius strip is a 2D manifold, ... | [] | [] | [
[],
[]
] | |
1z2c58 | why hasn't the us signed the geneva convention? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1z2c58/eli5_why_hasnt_the_us_signed_the_geneva_convention/ | {
"a_id": [
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"text": [
"It doesn't want to be held to international law.",
"They don't want to have to follow other people's rules.",
"But the US have signed, and ratified, the four Geneva Conventions, and the last of ... | [] | [] | [
[],
[],
[
"http://www.icrc.org/ihl/%28SPF%29/party_main_treaties/$File/IHL_and_other_related_Treaties.pdf"
]
] | ||
dgz5w6 | why is there a delay with connecting a bluetooth device to a different device? | If you connect for example a speaker to a phone regularly. It will pair in 2-3 seconds. If you try and connect it to a laptop afterwards, the speaker will pair in 6-7 seconds.
Now if you suddenly change and regularly connect the speaker to a laptop instead of the phone. Vice versa will happen. Why is this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dgz5w6/eli5_why_is_there_a_delay_with_connecting_a/ | {
"a_id": [
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"text": [
"When a device changes Bluetooth association like you describe, two things are happening. It's terminating the connection to the first device, and performing the handshaking protocols to connect to the new one. If it isn't actively connected to a ... | [] | [] | [
[]
] | |
417zdc | why are some colds way worse than others? if i have a bad cold and transfer it to someone else, is it guaranteed to be bad for him/her? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/417zdc/eli5_why_are_some_colds_way_worse_than_others_if/ | {
"a_id": [
"cz0b1da"
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"score": [
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"text": [
"It depends on your immune response.\n\nInflammation, fever, coughing and runny nose are mostly caused by your immune system fighting the virus.\n\nDepending on the effectiveness of the immune system it might be a single day of hell or a week of m... | [] | [] | [
[]
] | ||
204wz3 | how are small cell services like boost so much cheaper than large ones like verizon? | I assume there is some thing they are providing lesser service on. What is it about these services (Boost, MetroPCS, etc...) that allow them to be so much cheaper. I want to switch to what seems much cheaper, but I assume it is too good to be true.
If you have one of those services, how is the service? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/204wz3/eli5_how_are_small_cell_services_like_boost_so/ | {
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"text": [
"They dont maintain their own towers. If you live in a rural area, service will probably be good, however I believe their data works a little different. For example, first 2gb at 4g, then 3g after. I ... | [] | [] | [
[],
[],
[]
] | |
2vgpsn | why are so many famous songs targeted at pre-teen girls? | Popular songs and artists I mean. Katy Perry, Taylor Swift, Justin Bieber... I mean, why do those artists get so many views? Is it because girls start listening to music earlier than boys? i don't know | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2vgpsn/eli5_why_are_so_many_famous_songs_targeted_at/ | {
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"text": [
"Because Preteen girls normally have a higher rate of buying things they don't need. ",
"Preteen girls are a very important demographic. They are considered more responsible t... | [] | [] | [
[],
[],
[
"http://youtu.be/nt9c0UeYhFc"
],
[]
] | |
1z6psn | when a plane banks left or right, why doesn't everyone's drinks fall off the trays. surely gravity is still in effect? | If the plane was at that angle when on the ground then I expect it would cause everything inside to fall over, but unsure why this does not happen when it is airborne | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1z6psn/eli5_when_a_plane_banks_left_or_right_why_doesnt/ | {
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"text": [
"Consider water in a bucket on a string. No matter what you do with the bucket, as long as the string is at strain, the water will stay parallel to bottom of the bucket, not the ground. Why? Water is aff... | [] | [] | [
[],
[],
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"http://i.imgur.com/1vcbavV.jpg"
]
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bwc9i7 | how does a massive government like china just deny that an event like the tiananmen square massacre didn't happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bwc9i7/eli5_how_does_a_massive_government_like_china/ | {
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"text": [
"China has a massive power called, “controlling education.” they disposed of all evidence that it happened and not put it in the education. just like what happened to the Tank Man incident. they also did... | [] | [] | [
[],
[],
[]
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22bii4 | when movies make horses fall, is it real, and if not, then how do they do it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22bii4/eli5_when_movies_make_horses_fall_is_it_real_and/ | {
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"cglcfnn",
"cglcg3a",
"cgldzaw",
"c... | [] | [] | [
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"https://www.youtube.com/watch?feature=player_detailpage&v=G1IQQRRhI5M#t=160"
],
[],
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],
[
"http://www.imdb.com/title/tt0245704/",
"http://youtu.be/a9H6GHNFsXI?t... | ||
wxua9 | direct x | I know that it's not a gaming engine, but if affects games? What is it exactly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/wxua9/eli5_direct_x/ | {
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"text": [
"DirectX is the way that your game communicates with your graphics card. Microsoft takes requests from game developers and makes a list of features that game developers want, but can't do right now.\n\nMicrosoft then goes to AMD and NVIDIA, and sa... | [] | [] | [
[]
] | |
32o86s | why don't states ever try to secede from the us, opting to keep their tax money and run things exactly as they would like? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/32o86s/eli5_why_dont_states_ever_try_to_secede_from_the/ | {
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"A bunch of states tried that back in the 18... | [] | [] | [
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[],
[],
[],
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"https://www.youtube.com/watch?v=S92fTz_-kQE"
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[],
[],
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6c0x1u | why do we more commonly associate bad memories with songs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6c0x1u/eli5_why_do_we_more_commonly_associate_bad/ | {
"a_id": [
"dhr2olt"
],
"score": [
2
],
"text": [
"Any highly emotional state will induce powerful memories of associated sounds, smells and other senses. Evolution probably coded this into us in order to ensure we would remember both dangerous situations and opportunities to thrive. This would b... | [] | [] | [
[]
] | ||
1e97g5 | how do ad networks work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1e97g5/eli5_how_do_ad_networks_work/ | {
"a_id": [
"c9xzv85"
],
"score": [
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"text": [
"Ad networks generally have agreements with a lot of popular websites. The ad network pays the sites to place their ads, and vendors pay the ad networks to display their ads in those spots.\n\nWhen / if you click on one of those ads it brings you... | [] | [] | [
[]
] | ||
4hno7r | why is st. louis not as important in the united states as it once was? is it likely to continue shrinking? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hno7r/eli5_why_is_st_louis_not_as_important_in_the/ | {
"a_id": [
"d2r36rl"
],
"score": [
7
],
"text": [
"It was very important when the Mississippi was a big hub for transferring industrial products out of the Midwest. The small arms factory my grandmother worked at during WWII in Davenport, IA shipped through St. Louis, for example.\n\nAs Midwester... | [] | [] | [
[]
] | ||
5vm9na | why do different countries have different electrical outlet layouts and voltages whereas (almost all) cars/trucks are standardized at 12v and the little round outlet (cigar lighter)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5vm9na/eli5_why_do_different_countries_have_different/ | {
"a_id": [
"de3bsl5",
"de3bwqf"
],
"score": [
13,
3
],
"text": [
"Cars wear out and get replaced, so over a period of two decades 99% of all cars on the road will be replaced with new ones. The last several decades in the auto industry have been ones of consolidation into a few enormous ... | [] | [] | [
[],
[]
] | ||
3xvm9q | whatever happened to piracy? | Seemed like a few years ago every few months we'd hear about pirates capturing a ship and holding the crew for ransom. When did that stop being a thing and why?
Also, why wasn't piracy a problem for ~150 years between the age-of-sail and the Somalia pirates? Back in the 1700's - early 1800's there were all kinds of ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xvm9q/eli5_whatever_happened_to_piracy/ | {
"a_id": [
"cy8642h",
"cy8694b",
"cy86xb7",
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"score": [
4,
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2,
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],
"text": [
"It's still going on but isn't getting the same level of attention is was a few years back. According to the news, they've moved on to Iranian vessels. ",
"It's still very much... | [] | [] | [
[],
[],
[
"http://www.wesjones.com/anarchy.htm"
],
[]
] | |
10ect6 | why germany has maintained economic stability while greece has faltered | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/10ect6/eli5_why_germany_has_maintained_economic/ | {
"a_id": [
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"c6cs329",
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"score": [
2,
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"text": [
"Germany produces a lot of stuff. ",
"I think the answer that terminal_velocity gave has a lot of truth to it; namely Germany has a diverse exporting infrastructure, as well as ... | [] | [] | [
[],
[
"http://articles.latimes.com/2012/sep/22/world/la-fg-greece-tax-protest-20120923"
],
[],
[]
] | ||
7vo96p | why do our eyes/brains struggle to figure out how many numbers/letters are in something when one repeats it self vs when all are different (12333332 vs 60292813) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7vo96p/eli5_why_do_our_eyesbrains_struggle_to_figure_out/ | {
"a_id": [
"dttseex"
],
"score": [
2
],
"text": [
"This is because it is easier for the human brain to count different numbers since you can know at which number you are looking at (The criterion is that the next number is visibly different than the previous).\nWhen you have to deal with a repeat... | [] | [] | [
[]
] | ||
3e0op2 | how nearsightedness and farsightedness work | How does ones eyes only see objects far away or close up? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3e0op2/eli5_how_nearsightedness_and_farsightedness_work/ | {
"a_id": [
"ctaerbd",
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"score": [
2,
3
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"text": [
"It has to do with a problem with the lens in your eye. Normally, your lens focuses the light onto the fovea of the retina, which is an area that has a high density of light sensing cells (called photoreceptors). When you are... | [] | [] | [
[],
[]
] | |
1oebvs | why are savings account yields in australia 4%/year, and in the u.s. they are .025%/year? | My Sister in law just moved to Australia and she is getting 4% / year compounded monthly where in the states we have a negative real interest rate. Why is this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1oebvs/why_are_savings_account_yields_in_australia_4year/ | {
"a_id": [
"ccr7waz"
],
"score": [
2
],
"text": [
"Because the Australian Federal Reserve bank has a cash target rate of 2.5% - banks charge more than that for lending (I pay 4.9% on my mortgage) and also more than that for certain high interest online bank accounts (the 4% your sister is getting... | [] | [] | [
[
"http://www.rba.gov.au/",
"http://www.tradingeconomics.com/united-states/interest-rate"
]
] | |
2gsmmr | why does it often say when trying to download something "download should start soon, if it does not press this button" instead of triggering the function of the always working button. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2gsmmr/eli5_why_does_it_often_say_when_trying_to/ | {
"a_id": [
"ckm4cdv",
"ckm5sv4"
],
"score": [
7,
5
],
"text": [
"They're trying to load balance server requests so that no one server gets nailed with all of the download bandwidth. They give you the link so that if the fancy load balancer doesn't work you can still get the file from the ... | [] | [] | [
[],
[]
] | ||
95ylhp | how did manual telephone switchboards work? | Thank you | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/95ylhp/eli5_how_did_manual_telephone_switchboards_work/ | {
"a_id": [
"e3wfhyk",
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"score": [
5,
6
],
"text": [
"Your phone (and all phones) were wired to the switching center, where a person would have to manually complete the circuit between the two phones and then manually disconnect when you were done.\n\nLong distance calls requir... | [] | [] | [
[],
[
"https://78.media.tumblr.com/052b9cc3d70ea4647eab5054db0549c7/tumblr_ny82rhxd8r1umbo56o1_1280.jpg"
]
] | |
acj8mw | scientifically speaking, is there a hypothetical cure for every disease? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/acj8mw/eli5_scientifically_speaking_is_there_a/ | {
"a_id": [
"ed8b2ig",
"ed8bjhp"
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"score": [
2,
2
],
"text": [
"the short answer is that we don't know.\n\nWe've cured a lot of diseases and accomplished amazing things with science. at times it seems that everything is possible. But unless we cure ever disease, we won't really know. \... | [] | [] | [
[],
[]
] | ||
6hmn3m | what does the 'end task' command do differently than normally exiting out of a program? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6hmn3m/eli5_what_does_the_end_task_command_do/ | {
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"text": [
"Imagine you are in a restaurant. And then you're asked to leave. You pick up your shit and leave. That's closing a program normally. Now when you end task... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
6fp08l | how someone can have a big belly but is relatively skinny/normal? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6fp08l/eli5_how_someone_can_have_a_big_belly_but_is/ | {
"a_id": [
"dijwqww",
"dik1qj1",
"dik69be",
"dikb8id"
],
"score": [
8,
3,
2,
4
],
"text": [
"Fat deposits vary from person to person and from source to source. A few of the hormones racing through your body affect the location of fat (cortisol directs it to the abdomen, fo... | [] | [] | [
[],
[],
[],
[]
] | |
4i0a08 | why does windows 10 take over 2 gb of ram to sit there doing nothing, while windows 95 needed less than 0.004 gb? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4i0a08/eli5_why_does_windows_10_take_over_2_gb_of_ram_to/ | {
"a_id": [
"d2tv9hw",
"d2txfai"
],
"score": [
31,
7
],
"text": [
"1. It's not sitting there doing nothing. There's tons of stuff running in the background- updaters, anti-virus, Cortana, and more.\n\n2. It doesn't actually need a full 2GB. But RAM that's not being used is just wasted, so ... | [] | [] | [
[],
[]
] | ||
33iigz | does the united states government heavily regulate media outlets? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33iigz/eli5_does_the_united_states_government_heavily/ | {
"a_id": [
"cql72n2"
],
"score": [
2
],
"text": [
"No. The concept of [prior restraint](_URL_0_) is almost completely foreign to the US legal system.\n\nNow, the government can always *ask* an outlet not to run a story, or at least to delay it, and sometimes the network or newspaper will oblige. ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Prior_restraint"
]
] | ||
e64kn2 | what is a name server, what is a network domain, and how are the two related? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e64kn2/eli5_what_is_a_name_server_what_is_a_network/ | {
"a_id": [
"f9nq6f0",
"f9nsk4h"
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"score": [
3,
2
],
"text": [
"So a name server is like a telephone book, it takes the name of a website and converts that information into a usable IP address which is an internet protocol series of numbers like 8.8.8.8 which is used in this case to conn... | [] | [] | [
[
"Google.com"
],
[
"reddit.com",
"microsoft.com",
"Reddit.com"
]
] | ||
1r9av2 | how can long water fasting periods be healthy? | My best friend Is overwieght and has been fasting for four days but he plans on going for fourty days in total. How can this be healthy? Should I encourage him to rethink things? A person needs to eat right? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1r9av2/eli5_how_can_long_water_fasting_periods_be_healthy/ | {
"a_id": [
"cdkvjxp",
"cdkw23t",
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"score": [
4,
2,
2
],
"text": [
"That is insanely unhealthy. I had a friend one time do a 40 day fast, did it more for some personal factors, not weight loss. He discussed it with his doctor and took the proper precautions and he did i... | [] | [] | [
[],
[],
[]
] | |
5qufpa | why us telecos still use cdma technology, when majority of the world uses gsm for the communication? | What's benefit of using CDMA in the US ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5qufpa/eli5_why_us_telecos_still_use_cdma_technology/ | {
"a_id": [
"dd294jr",
"dd2eyxc"
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"score": [
11,
6
],
"text": [
"The main reasons are a matter of timing, corporate greed and legacy.\n\nBack when the US networks where starting to form, the switch from analogue to digital cellular technology was also happening and CDMA had some interest... | [] | [] | [
[],
[]
] | |
5rk0bm | what is the difference between relative humidity and dew point? | What is relative humidity and dew point?
What is the differences?
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rk0bm/eli5_what_is_the_difference_between_relative/ | {
"a_id": [
"dd7uusu"
],
"score": [
8
],
"text": [
"They are related in that they are both measures of the amount of water in the air.\n\nRelative humidity compares how much water vapor is in the air to how much water vapor the air could possibly hold at the current temperature. It is a measure o... | [] | [] | [
[]
] | |
3sgu4l | why are governments post-actively banning the filming of slaughter house cruelty instead of pro-actively following animal abuse laws? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3sgu4l/eli5_why_are_governments_postactively_banning_the/ | {
"a_id": [
"cwx3khl"
],
"score": [
2
],
"text": [
"I don't know where the government is specifically making it illegal to film that - it already is based on normal privacy and employment law. If you trespass onto a private property to film, that's illegal. And if you gain employment there to fi... | [] | [] | [
[]
] | |
77y8tw | how do recycling plants process liquids? | Like if a water bottle still has some water in it, or a soda can still has some soda in it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/77y8tw/eli5_how_do_recycling_plants_process_liquids/ | {
"a_id": [
"dopot57",
"doqegln"
],
"score": [
25,
2
],
"text": [
"Yay! Something I can finally answer! \nI work as a chemist at a waste disposal facility. At our plant we sort liquids into various catergories depending on what we think is in the containers.\n\nThese containers are then sh... | [] | [] | [
[],
[
"https://youtu.be/CUmHDH7C-e8?t=41s"
]
] | |
6vuxyw | why do we feel the weird banging in our body when listening to loud live music | When the music (mostly at the concerts) is loud, I feel like the music vibration is shaking my lungs and heart. What is that? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6vuxyw/eli5_why_do_we_feel_the_weird_banging_in_our_body/ | {
"a_id": [
"dm36s7x",
"dm36u2s"
],
"score": [
4,
2
],
"text": [
"Sound is pressure waves moving through the air that vibrate your eardrums.\n\nYour ribcage doesn't have much that is solid behind it to stop it vibrating to large, low frquency pressure waves.",
"Sound is just waves of p... | [] | [] | [
[],
[]
] | |
9zdrzx | what is more dangerous for the human body. high ac or dc and why? | We had a Discussion in physics if high ac or dc is more dangerous since high frequent ac isnt as dangerous as low frequent so we were not sure | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9zdrzx/eli5_what_is_more_dangerous_for_the_human_body/ | {
"a_id": [
"ea8atld",
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"score": [
17,
3,
4
],
"text": [
"The biggest advantage to AC is that it fluctuates the level, which gives you more of a chance of disconnecting from it. DC will lock your muscles and keep you from letting go.",
"Low-frequency AC i... | [] | [] | [
[],
[],
[]
] | |
244y1q | how do enzymes actually lower activation energy? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/244y1q/eli5_how_do_enzymes_actually_lower_activation/ | {
"a_id": [
"ch3mz3j",
"ch3mzjf",
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"score": [
3,
3,
2,
2
],
"text": [
"The reactants don't immediately form products, they'll form a transition state first, and the energy needed to form it corresponds to the activation energy.\n\nA catalyst (includin... | [] | [] | [
[],
[],
[
"http://en.wikibooks.org/wiki/Structural_Biochemistry/Enzyme_Catalytic_Mechanism/Proteases/Chymotrypsin"
],
[]
] | ||
57ss1w | why do some people believe ai (artificial intelligence) will take over the world | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/57ss1w/eli5_why_do_some_people_believe_ai_artificial/ | {
"a_id": [
"d8umfll",
"d8umhe2"
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"score": [
3,
6
],
"text": [
"One of the larger concerns with AI is that if not programmed correctly, it will pose various risks to humans by simply being too good at its job. This is illustrated pretty well with the \"paperclip \nmaximizer\" thought exp... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Instrumental_convergence#Paperclip_maximizer"
],
[]
] | ||
2sfem0 | how is normalizing relations with cuba going to affect the us economy? | Bonus question: Why does the process take so long to do so?
I completely understand the reasons for lifting the embargo, but everyone I speak with says it's going to completely improve our economy. The most research I've found is by the US Chamber of Commerce, who said we're losing $1.2 billion in potential exports ea... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2sfem0/eli5_how_is_normalizing_relations_with_cuba_going/ | {
"a_id": [
"cnoxlo7",
"cnoz6rw"
],
"score": [
6,
5
],
"text": [
"It will have some positive effect, but I think you're right that it's not going to be hugely impacting one way or the other.\n\nLifting the embargo will take quite some time because our laws will have to change. There's no c... | [] | [] | [
[],
[]
] | |
6ostsb | why does baking soda help get rid if mouth ulcers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ostsb/eli5_why_does_baking_soda_help_get_rid_if_mouth/ | {
"a_id": [
"dkkeno3"
],
"score": [
2
],
"text": [
"Baking soda is a base and often ulcers are irritated by the acidity of our saliva. So if you the baking soda with the saliva create a neutral environment for the sore to heal. "
]
} | [] | [] | [
[]
] | ||
2c55li | why do commercial airplanes board passengers using the seemingly inefficient "zone" system, rather than filling the seats chronologically? | It seems crazy to me from both a customer satisfaction standpoint, and an economic standpoint for the airlines (wasted turnaround time). It seems like they would both save money AND have happier customers, if they would just board passengers more efficiently. There have been studies (linked in comments) by mathematici... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2c55li/eli5_why_do_commercial_airplanes_board_passengers/ | {
"a_id": [
"cjc05i6",
"cjc06ct",
"cjc1zk5"
],
"score": [
2,
2,
3
],
"text": [
"[This](_URL_0_) article from CNN implies that airlines are indeed doing some research in this area, maybe even testing. \n\nHere is a description of a [method](_URL_1_) modeled by Dr. Steffen, a physic... | [] | [
"http://www.reddit.com/r/explainlikeimfive/comments/25beb0/eli5why_dont_airplanes_board_from_the_back_first/chfkg1e"
] | [
[
"http://edition.cnn.com/2013/12/17/travel/four-innovative-ways-cut-boarding-planes/",
"http://www.popsci.com/science/article/2011-08/fermilab-astrophysicist-devises-method-cuts-plane-boarding-times-half"
],
[],
[]
] | |
4nfa7k | where do nicknames for enemy soldiers come from? | In the US the bad guys are "Charlie" in the UK they are "Jerry" I assume that other countries have similar names for enemy troops. Where do the names come from? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4nfa7k/eli5_where_do_nicknames_for_enemy_soldiers_come/ | {
"a_id": [
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"score": [
98,
24,
15,
23,
2,
2,
2
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"text": [
" > In the US the bad guys are \"Charlie\"\n\nNo they aren't. That specifically refers to Vietnamese forces in ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | |
1ld379 | what exactly fills up when computer memory is full? | When a computer, hard drive, mp3 device, etc is full why can't any more information be saved. I know there is a maximum amount of information that can be put on drives, but is it physical space or is it simply that the device cannot process more information? Very large drives that hold vast amounts of information are l... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ld379/eli5what_exactly_fills_up_when_computer_memory_is/ | {
"a_id": [
"cby0l79",
"cby1d7y"
],
"score": [
3,
2
],
"text": [
"Imagine your device as a blank notebook. Now start writing all the 'data' or 'songs' down in the notebook. When it's full, so is your device. To put it as simply as possible. As far as the physical size of the device is conc... | [] | [] | [
[],
[]
] | |
1nt5d0 | why do we use radioactive metals in nuclear power plants? | Why can't we just use like, iron, or something? Is it impossible to split the atom of a non-radioactive element? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nt5d0/eli5_why_do_we_use_radioactive_metals_in_nuclear/ | {
"a_id": [
"ccls116"
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"score": [
3
],
"text": [
"We don't choose uranium and plutonium because they are radioactive. We choose uranium and plutonium because they happen to split easily when they absorb a neutron.....AND produce more neutrons when they split to continue the reaction on their own... | [] | [] | [
[]
] | |
1111w0 | why are you supposed to always add acid to water and never water to acid? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1111w0/eli5_why_are_you_supposed_to_always_add_acid_to/ | {
"a_id": [
"c6icspw",
"c6ie2us",
"c6ifamg"
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"score": [
6,
6,
2
],
"text": [
"If water splashes up at you, it's not a big deal. If acid splashes up at you, it can be.",
"Water can absorb a great deal of heat. Acid, not so much.\n\nSo if you add acid to water, there's more wa... | [] | [] | [
[],
[],
[
"acid.So"
]
] | ||
dvr30j | what is a cocaine analogue? | Hi Everyone!
I work in a Nuclear Medicine department in a hospital. We use Ioflupane (Otherwise known as DaTSCAN) as a means to diagnose Parkinson’s Disease. Ioflupane is a cocaine analogue.
My question is: Why does ioflupane not cause the same effects as cocaine in patients if it is a cocaine analogue?
Thanks! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dvr30j/eli5_what_is_a_cocaine_analogue/ | {
"a_id": [
"f7e86tq",
"f7k3ocp"
],
"score": [
4,
2
],
"text": [
"It means it acts on the e.g. brain receptors or whatever it is you're interested in, in the same way as cocaine does without all the other effects. Usually such analogues either take cocaine as a starting point for their syn... | [] | [] | [
[],
[]
] | |
2ih061 | what led to the end of people's beliefs in mythology as a religion? | EDIT: Specifically, Greek Mythology (e.g. Zeus, Hera...). To say that the vast majority of religions today are based on a mythology doesn't really answer the question. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ih061/eli5what_led_to_the_end_of_peoples_beliefs_in/ | {
"a_id": [
"cl233w3",
"cl23e2d",
"cl23ewf",
"cl23jfk",
"cl23raj",
"cl23w7p"
],
"score": [
8,
4,
2,
3,
2,
2
],
"text": [
"That never happened. The vast majority of religion today are based on a mythology. Abrahamic mythology is still very prevalent today as... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
3vk9nm | if nothing can exceed the speed of light, how can we measure something as being 10,000 light years away without it taking 20,000 years to measure? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3vk9nm/eli5_if_nothing_can_exceed_the_speed_of_light_how/ | {
"a_id": [
"cxo85g6",
"cxo85rn",
"cxo8apj"
],
"score": [
9,
2,
2
],
"text": [
"If we were measuring the distance with something like a laser range finder, that would be true.\n\nObviously nobody measure the distance to such far away object be pointing a beam at them and waiting un... | [] | [] | [
[],
[],
[
"http://www.talkorigins.org/faqs/astronomy/distance.html"
]
] | ||
3mgqp5 | what happens to food when exposed to air that justifies having a "consume within x days of opening" date? | My bottled smoothie has a shelf life of 4 months, but needs to be consumed within 24 hours of opening.
What happens when it comes into contact with air that doesn't happen during production? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3mgqp5/eli5_what_happens_to_food_when_exposed_to_air/ | {
"a_id": [
"cves87r"
],
"score": [
8
],
"text": [
"Air has bacteria in it. Smoothies are great environments for bacteria to live in. Once it's opened, the number of bacteria will rapidly become high enough to threaten your health (and the taste of the smoothie). \n\n"
]
} | [] | [] | [
[]
] | |
3g8j76 | kernels (computing) | I hear they're important, but I've never heard a good explanation of them. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3g8j76/eli5_kernels_computing/ | {
"a_id": [
"ctvueaz",
"ctvvcak",
"ctvwbf6"
],
"score": [
18,
2,
68
],
"text": [
"A kernel does all kind of commonly needed stuff for you:\n\n* interacting with hardware and provide a standardized interface (so you don't have to write separate code for - as an example - each differ... | [] | [] | [
[],
[],
[]
] | |
6wkps8 | according to data we have discovered 14% of all organisms on earth. where does this number come from, if the other 86% of haven't been discovered yet (and therefore we don't know if they exist)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6wkps8/eli5_according_to_data_we_have_discovered_14_of/ | {
"a_id": [
"dm8qycx",
"dm8spf8",
"dm8tqsm",
"dm8tsty",
"dm8wftn",
"dm8wxhj",
"dm8xwxe",
"dm8yabp",
"dm8z50t",
"dm91ild",
"dm942dr",
"dm94qwb",
"dm94xzy",
"dm950mf",
"dm952l9",
"dm9538o",
"dm95r8g",
"dm96gm7",
"dm96lgt",
"dm96sxe",
"d... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://www.reddit.com/r/explainlikeimfive/comments/6wkps8/eli5_according_to_data_we_have_discovered_14_of/dm9p05t/",
"https://www.youtube.com/watch?v=LdPDWGqjWh4&app=desktop",
"https://www... | ||
ar9n23 | how do showers pump water to the highest floor? | So a "pushing" is applied to water in a pool somewhere underground. But what is doing that pushing?
& #x200B;
Is it air pushing onto the surface of the liquid? How do they fit the extra air in without some leaking back out?
Is the liquid essentially being compressed and its volume maintained by being forced up a n... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ar9n23/eli5_how_do_showers_pump_water_to_the_highest/ | {
"a_id": [
"eglmr2h",
"eglsp0t"
],
"score": [
6,
2
],
"text": [
"I would say that it mostly depends on your location. A lot of places such as New York City have water towers placed on top of the buildings that feed via gravity.\nA lot of small towns where you see large water towers up hig... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=yZwfcMSDBHs"
]
] | |
177lwi | the american game-show 'jeopardy' | As a Brit I have never been exposed to the game-show apart from the odd bit through pop culture. Would anyone mind explaining it to my simple British mind? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/177lwi/elif_the_american_gameshow_jeopardy/ | {
"a_id": [
"c82y4m9",
"c82y5gf",
"c82y5ra",
"c82y68k",
"c82y6eh",
"c82ygga",
"c82zvod",
"c837a04"
],
"score": [
2,
2,
14,
3,
3,
2,
4,
2
],
"text": [
"just a trivia show. There are three rounds. First and Second rounds have 7 (I think) cate... | [] | [] | [
[],
[
"http://www.youtube.com/watch?v=sy8Zdjkpmzk"
],
[],
[],
[],
[],
[],
[]
] | |
6zlgr0 | what is the premise of the 'shadow' that carl jung wrote about? | I've tried reading about it but it keeps going over my head, it won't stay in! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6zlgr0/eli5_what_is_the_premise_of_the_shadow_that_carl/ | {
"a_id": [
"dmw6uc8"
],
"score": [
5
],
"text": [
"The idea is that we look at ourselves in a good light, and this casts a shadow that hides from us our true selves.\n\nHe believed that we had to face that shadow in our journey to self realization. Facing that shadow means recognizing that all th... | [] | [] | [
[]
] | |
40le3p | how can the suns rays make you feel mentally/psychologically better? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/40le3p/eli5_how_can_the_suns_rays_make_you_feel/ | {
"a_id": [
"cyv6k69"
],
"score": [
2
],
"text": [
"Mostly your brain (pineal gland) produces two kinds of \"drugs\" (hormones): one for the day (serotonin) and one for the night (melatonin). This is part of your inner clock. Serotonin keeps you awake and melatonin makes you sleepy. Light, special... | [] | [] | [
[]
] | ||
fq5jqz | how can people take old videos and upscale them to 4k? | The video that made me ask this is this one [_URL_0_](_URL_0_)
A-ha: Take on me in 4k. How is this possible when 4k didn't exist when the video was made? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fq5jqz/eli5_how_can_people_take_old_videos_and_upscale/ | {
"a_id": [
"flopklt",
"floqgtz"
],
"score": [
9,
2
],
"text": [
"That video was recorded in 1985 on film from my understanding.\n\nFilm itself has a resolution way beyond 4K depending on the grain size. As long as the film is preserved, it can be re-scanned using a higher resolution scann... | [] | [
"https://www.youtube.com/watch?v=djV11Xbc914"
] | [
[],
[]
] | |
byeeg1 | why does water and air feel different at the same temp? full question below. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/byeeg1/eli5_why_does_water_and_air_feel_different_at_the/ | {
"a_id": [
"eqgny9b"
],
"score": [
2
],
"text": [
"Transmission of energy. Water holds and absorbs tremendously more energy than air, that's why it takes so much more airflow volume to create the same cooling effect as water."
]
} | [] | [] | [
[]
] | ||
dy1d3b | why does some movie theaters get to show a movie a day or two before it's actual release date? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dy1d3b/eli5_why_does_some_movie_theaters_get_to_show_a/ | {
"a_id": [
"f80w7at"
],
"score": [
2
],
"text": [
"They're called advanced screenings, and they have several purposes.\n\nThey're leveraged for publicity and marketing for many shows. A private screening for film critics means getting reviews out early. Including a few VIPs and well-connected peo... | [] | [] | [
[]
] | ||
6q0dhp | how are damages caused by disasters calculated and reported? how accurate should i expect them to be? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6q0dhp/eli5_how_are_damages_caused_by_disasters/ | {
"a_id": [
"dktlq02",
"dktnrc9"
],
"score": [
2,
4
],
"text": [
"Hi there molycow,\n\nJust as a disclaimer, I'm not an expert in disaster losses calculation.\nHowever, based on my experience from the hail storms that occurred in Sydney (it's happened many times, always every 2-3 years).\n... | [] | [] | [
[],
[]
] | ||
519pa8 | how does social science work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/519pa8/eli5_how_does_social_science_work/ | {
"a_id": [
"d7ab1xv"
],
"score": [
6
],
"text": [
"Social science is very much a soft science. It is a science, in that the Scientific Method is applied to try and find facts. However, there is an inherent, recognized difficulty in accurately measuring and testing in these fields.\n\nPhilosophy i... | [] | [] | [
[]
] | ||
36tsg4 | why, despite the various laws against it, is vigilantism wrong? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/36tsg4/eli5_why_despite_the_various_laws_against_it_is/ | {
"a_id": [
"crh0p3v"
],
"score": [
5
],
"text": [
"Per the Constitution, accused criminals have a lot of rights. They need to be investigated by the police, tried by the DA, represented by a lawyer, found guilty by a jury, and sentenced by a judge. There's a lot of people involved in that, who sh... | [] | [] | [
[]
] | ||
l6787 | the difference between a url, urn, and uri | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/l6787/eli5_the_difference_between_a_url_urn_and_uri/ | {
"a_id": [
"c2q6k3s",
"c2q6k3s"
],
"score": [
3,
3
],
"text": [
"The simplest explanation starts by categorizing: The first thing you should know is that an URL or a URN are **both** URIs.\n\nAn [**URI** (Uniform Resource Identifier)](_URL_3_), is a way to identify some type of resource o... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Uniform_Resource_Name",
"http://en.wikipedia.org/wiki/ISAN",
"http://en.wikipedia.org/wiki/Uniform_Resource_Locator",
"http://www.w3.org/TR/uri-clarification/",
"http://en.wikipedia.org/wiki/ISBN"
],
[
"http://en.wikipedia.org/wiki/Uniform_Resource_Name",
... | ||
mpmh1 | credit default swaps | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mpmh1/eli5_credit_default_swaps/ | {
"a_id": [
"c32u4dd",
"c32u6v4",
"c32u4dd",
"c32u6v4"
],
"score": [
4,
2,
4,
2
],
"text": [
"So ShittyBank offers loans to people buying homes (mortgages.) The bank writes you a mortgage, buys your home for you and lets you live there as long as you make monthly payments t... | [] | [] | [
[],
[],
[],
[]
] | ||
5j2iot | what factors contribute to cultures advancing at different rates? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5j2iot/eli5_what_factors_contribute_to_cultures/ | {
"a_id": [
"dbcu9fe",
"dbcxqh6"
],
"score": [
12,
3
],
"text": [
"Cultures advance for two reasons, because they have to and because they can.\n\nCultures have to advance when they are facing a threat. Common threats include another nation attacking you, a new disease, or localized climat... | [] | [] | [
[
"https://www.youtube.com/watch?v=JEYh5WACqEk",
"http://www.goodreads.com/book/show/1842.Guns_Germs_and_Steel"
],
[]
] | ||
dm23vn | why do scientists think hubble constant (a characteristic of the universe expansion rate) is actually a constant? | There is already a [partial answer](_URL_0_) to this question; it explains that the expansion rate can be considered a constant at this time (the time human civilization exists). But why do scientists think the acceleration is the same across the universe? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dm23vn/eli5_why_do_scientists_think_hubble_constant_a/ | {
"a_id": [
"f4vzy4v",
"f4w1aoh"
],
"score": [
6,
5
],
"text": [
"When you look farther away you also look back in time, so when you detect light that has been travelling for 10 billion years from a distant quasar you're also detecting the results of whatever happened to it during that tim... | [] | [
"https://www.reddit.com/r/explainlikeimfive/comments/2gnway/eli5_the_hubble_constant_law/"
] | [
[],
[]
] | |
3skm9d | how was nyc able to build and afford their entire subway system over the past 100+ years, but the 2nd ave line keeps running into budget issues and delays? | I've tried to do research on the subject, but I can't figure out the financing and the timing of it all. There have been hundreds of miles of tracks and tunnels and hundreds of stations built over the past 100+ years, but the Second Ave. line has been moving at a snail's pace. Why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3skm9d/eli5_how_was_nyc_able_to_build_and_afford_their/ | {
"a_id": [
"cwy293l"
],
"score": [
3
],
"text": [
"I would say the construction costs have soared. Wages are high for construction workers compared to the past. An immigrant was willing to work for low wages. Now there are unions, OSHA, overtime rules, etc. "
]
} | [] | [] | [
[]
] | |
22vlna | how do marketers get so much data on me? | I recently bought a house, and not even a month later, I've been getting all this junk mail marketed toward people who are moving (I haven't moved yet). For example, yesterday I got a mailer for setting up Comcast at my new place, and I don't even currently have Comcast. How does this system work so quickly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22vlna/eli5_how_do_marketers_get_so_much_data_on_me/ | {
"a_id": [
"cgqsuph",
"cgrdbtr"
],
"score": [
2,
2
],
"text": [
"They check the listings in the county tax assessors office, which lists dates of sales, as well as amounts and names. It's also more than possible that the realtor sold your data.",
"It's a result of \"big data\" analyti... | [] | [] | [
[],
[
"http://www.theguardian.com/media/2013/oct/07/big-data-marketing-dream-or-dilemma"
]
] | |
3q5r5v | how do mom porcupines and hedgehogs give birth without the babies' spines causing any harm to the mother's insides? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3q5r5v/eli5how_do_mom_porcupines_and_hedgehogs_give/ | {
"a_id": [
"cwc92kx",
"cwc956r",
"cwcb9yr"
],
"score": [
4,
9,
3
],
"text": [
"I'm not a porcupine expert, but my guess, is they the baby's quills are still soft/not fully hardened, and the babies are probably pushed out head-first, so that the quills lay down. ",
"A porcupine... | [] | [] | [
[],
[],
[]
] | ||
z0l8l | the oil business | Why are people who are involved with oil usually so filthy rich? Often I hear about these magnates in the Middle-East who make more money in a week than in the entire life of the average Joe. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/z0l8l/eli5_the_oil_business/ | {
"a_id": [
"c60gcuu",
"c60hfha",
"c60hm5i",
"c60jm8t"
],
"score": [
24,
10,
10,
2
],
"text": [
"Let's say you have a lemonade stand. You charge a thousand dollars per lemonade, and since it's really hot, you make a million dollars a day.\n\nWell, obviously, that can't last... | [] | [] | [
[],
[],
[],
[]
] | |
a5tamj | why is it that bands/singers can have wildly successful careers sometimes spanning decades, dozens of albums, and countless recorded tracks, yet only have those 3 or 4 songs that really get any airplay/recognition? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a5tamj/eli5_why_is_it_that_bandssingers_can_have_wildly/ | {
"a_id": [
"ebp1m19"
],
"score": [
7
],
"text": [
"Short answer, program managers are lazy. It's easy to stick with the 'classics'. It's safe. \n\nAlso if a band is around long enough they may not fit the style of the station with their new/old stuff. Classic rock stations are going to play t... | [] | [] | [
[]
] | |
4b8yzm | how does bracing yourself for an impact actually make the impact worse? | You know, like if you dont see something coming like that car about to slam into you, you'll be generally less harmed than if you see it coming and you brace yourself. Why is this?
Edit: thank you all for the replies! I think I can say this had been answered :) you guys rock | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4b8yzm/eli5_how_does_bracing_yourself_for_an_impact/ | {
"a_id": [
"d170yy0",
"d1721pf",
"d1724xz",
"d175d7q"
],
"score": [
7,
4,
2,
2
],
"text": [
"Because your muscles tense up and become rigid and have no \"give\" at that point. If you don't know it's coming, you will be loose and more flexible which would help with NOT furt... | [] | [] | [
[],
[],
[],
[]
] | |
5m1gf6 | how does the u.s. government owe money to itself? | I can't quite grasp this based on stuff I am finding through Google. I am not savvy with economics. Thanks in advance.
Edit: Thanks to everyone for your responses. I need to study up on bond markets apparently. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5m1gf6/eli5_how_does_the_us_government_owe_money_to/ | {
"a_id": [
"dc01do2",
"dc02a0h",
"dc02pez",
"dc0hsqn"
],
"score": [
2,
4,
3,
2
],
"text": [
"Governments borrow money by issuing bonds, which are simply agreements to pay back the money, along with a modest amount of interest, by a particular date (the bond's maturity date... | [] | [] | [
[],
[],
[],
[]
] | |
u8abm | the sufi sect of islam. | I understand they're sort of similar to Christian/Catholic monks, and have a history of nomadism, but that's about it. What caused the Nomadism? What key points do they differ on from the Sunni and Shiite? Have they ever been on the wrong end of a religious purge, similar to the other branches? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/u8abm/eli5_the_sufi_sect_of_islam/ | {
"a_id": [
"c4t6rms"
],
"score": [
3
],
"text": [
"I won't be able to go into much detail on account of illiteracy, but just for starters:\n\nSufiism is not as much a 'sect' of Islam as a way of thinking. It is kind of an 'approach' to how to treat the philosophies of your sect (be it sunni or sh... | [] | [] | [
[]
] | |
6zdvpc | how/why does our brain mishear lyrics? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6zdvpc/eli5_howwhy_does_our_brain_mishear_lyrics/ | {
"a_id": [
"dmukdfv",
"dmul7m5"
],
"score": [
3,
3
],
"text": [
"Because rappers need to demonstrate better diction!\n\nDammnit, i love hip hop but if i hear another rapper garble nonsense into my headphones im gonna lose it.",
"Being a plastic organ, the brain is adaptative and predi... | [] | [] | [
[],
[
"http://www.ru.nl/english/news-agenda/news/vm/donders/cognitive-neuroscience/2017/visual-brain-predicts-future-events/"
]
] | ||
a2c6dx | what is *first run syndication*, how does it work, and how is it different from standard *broadcast syndication* | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a2c6dx/eli5_what_is_first_run_syndication_how_does_it/ | {
"a_id": [
"eazfalm"
],
"score": [
2
],
"text": [
"A first-run syndication show is one that is sold to individual local TV stations instead of to a national network. The show won't be available in all regions and will play at different times in different cities.\n\nA TV station has certain hours ... | [] | [] | [
[]
] | ||
2dpex6 | how those little baby doll toy bottles work where you hold it upside down and the liquid seems to appear like he drank it, but when you hold it right side up, it refills...? | I've always wondered how those work lol | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dpex6/eli5_how_those_little_baby_doll_toy_bottles_work/ | {
"a_id": [
"cjrr5gb"
],
"score": [
13
],
"text": [
"The bottle is actually two containers (one inside the other). There is a thin gap between the two which is filled with liquid.\n\nThis allows a very small amount of liquid to appear to fill the entire bottle. When you tip it, the liquid flows th... | [] | [] | [
[]
] | |
29rwd6 | why is it considered immoral to outsource labor to workers in countries willing to work for very little money? | A common criticism I hear of Nike and other corporations is that they outsource their labor to certain factories in the developing world where the poverty rates are so high that people there are willing to work for very low wages, relative to the minimum wages in North America. In my view if these companies didn't hir... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/29rwd6/eli5_why_is_it_considered_immoral_to_outsource/ | {
"a_id": [
"cinw68k",
"cinw779",
"cinwiun",
"cinwjtx",
"cinyjg4"
],
"score": [
2,
3,
2,
3,
2
],
"text": [
"The problem is many of these companies fired people just to have the work done elsewhere for people. The companies took away the ability for people to provide... | [] | [] | [
[],
[],
[],
[],
[]
] | |
fhk1uc | how does standard bar soap clean your hands if it does not have any antibacterial additives? especially when the soap uses animal fat as a base component. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fhk1uc/eli5_how_does_standard_bar_soap_clean_your_hands/ | {
"a_id": [
"fkbjztx",
"fkbkopm",
"fkbl5dx",
"fkbrw4p",
"fkbuhom"
],
"score": [
31,
84,
17,
2,
2
],
"text": [
"It emulsifies the dirt and oil on your skin letting it be washed away.\n\nTo be fair all the antibacterial this and that really only makes us feel safer as... | [] | [] | [
[],
[],
[
"https://twitter.com/PalliThordarson/status/1236549305189597189"
],
[],
[]
] |
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