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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6d5hoq | how can bugs that can't eat survive as a species | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6d5hoq/eli5_how_can_bugs_that_cant_eat_survive_as_a/ | {
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"text": [
"The adult mayflies don't eat, but their pupal and larval stages do. So they eat while the grow, then they develop into adults and just mate, lay eggs and die."
]
} | [] | [] | [
[]
] | |
9l3j89 | how do mri machines work? | I've tried reading the Wikipedia article and get lost having to read a separate article on _every_ term used in the info. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9l3j89/eli5_how_do_mri_machines_work/ | {
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503,
66,
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... | [] | [] | [
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723y5k | what causes the testes to produce more sperm? how does the body know not to produce more when they are full? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/723y5k/eli5_what_causes_the_testes_to_produce_more_sperm/ | {
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"So, a lot of guys have this idea that there is a finite amount of room in your testes and that your body can only produce a limited amount of sperm.\n\nIn truth, your body is almo... | [] | [] | [
[],
[],
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o7hva | what happen between half-life and half-life 2 ? | I read somewhere that HL2 takes place 20 years after HL1, and I know there was some war going on Between the combine and the earth, but that's basically al I know.
what's the purpose of City 17? Why is Freeman so important? what's the connection between all of this and the events of HL1?
Sorry for my bad english.
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/o7hva/eli5_what_happen_between_halflife_and_halflife_2/ | {
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"There's a lot of goo... | [] | [] | [
[],
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"http://half-life.wikia.com/wiki/Seven_Hour_War#Battle",
"http://www.halflife2.net/forums/archive/index.php/t-85236.html",
"http://www.youtube.com/watch?v=mRtT4HHQef0",
"http://half-life.wikia.com/wiki/Seven_Hour_War"
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"http://www.youtube.com/watch?v=OHxyZaZlaOs"
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"ht... | |
6g83qb | how is it uk's exit polls were so accurate when exit polls in other countries, like usa, are often wildly off? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6g83qb/eli5_how_is_it_uks_exit_polls_were_so_accurate/ | {
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"text": [
"They didn't know it would be so close, but the exit polls are the only indicator they have available at that point, so they work with what they have. News reporting is not generally known for being ove... | [] | [] | [
[],
[
"http://www.telegraph.co.uk/news/2016/11/14/us-election-2016-voter-turnout-fell-to-58-per-cent-this-year-est/",
"http://www.independent.co.uk/news/world/americas/us-elections/what-is-an-exit-poll-final-result-us-election-2016-donald-trump-hillary-clinton-a7404396.html",
"https://www.nytimes.com/... | ||
3um68p | what would actually happen to a small child if they drank alcohol beverages often(one glass of wine each day, for example)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3um68p/eli5_what_would_actually_happen_to_a_small_child/ | {
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"text": [
"One glass might be a lot for a small child, depending on how small. But I grew up allowed to drink a small amount with dinner and usually did, and I'm fine. There's [much evidence](_URL_0_) that drinking in moderation with the family below the... | [] | [] | [
[
"http://www.amazon.com/Natural-History-Alcoholism-Patterns-Recovery/dp/0674603753"
]
] | ||
63q6ny | why and how does smoking cigarettes kill you? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/63q6ny/eli5_why_and_how_does_smoking_cigarettes_kill_you/ | {
"a_id": [
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"text": [
"Some people live longer (or shorter) lives due to their genetic makeup. But here's the thing...smoking has been shown overwhelmingly to decrease the years someone will live cancer-free across the spectrum of that genetic ma... | [] | [] | [
[],
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] | ||
xuywg | simple radiation. alpha, beta, gamma and x-ray. please eli5 | I have tried to search to avoid re-posting but can't find anything I understand.
I am a firefighter and trying to understand radiation a little more. We are taught how to deal with radiation but not the basics of what it is.
Can someone please explain:
What each of these are?
What would the sources most commonly be/l... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/xuywg/simple_radiation_alpha_beta_gamma_and_xray_please/ | {
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"text": [
"alpha: just releases helium. it's not dangerous whatsoever.\n\nbeta: can be a little dangerous, its best to keep it in a container. \n\ngamma: extremely dang... | [] | [] | [
[],
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[],
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2j5h0d | why don't my balls get twisted up in my scrotum? | I feel like, even though they're attached to separate veins, they could still wrap around each other and cut off circulation or something. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2j5h0d/eli5_why_dont_my_balls_get_twisted_up_in_my/ | {
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"score": [
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"text": [
"They actually can... and its REALLY bad if they do. You can lose a testicle if they get tangled up on each other. \n\nDoctors can correct it but not if the damage is too severe.",
"That does happe... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Testicular_torsion"
]
] | |
13pc8b | musical keys - wtf? why, for example, should 'lick my love pump' sound 'sad' just because it's written in d minor? | I have a music theory test on Wednesday next week and this is just one of the many things which has been bothering me.
I don't grasp how keys affect the sound and emotional tone of the music - who does, and how can you explain it simply?
Thanks in advance! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/13pc8b/musical_keys_wtf_why_for_example_should_lick_my/ | {
"a_id": [
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"text": [
"A great question! And one that we can't answer definitively. There are some theories, the main one being that the same theory behind minor keys is used in our voices when we use sad speech. The order of and \"distance\" between the notes in ou... | [] | [] | [
[
"http://www.newscientist.com/article/dn18367-songs-in-the-key-of-life-what-makes-music-emotional.html",
"http://www.theatlantic.com/entertainment/archive/2010/12/what-makes-a-song-sad/67709/",
"http://www.nature.com/news/2010/100108/full/news.2010.3.html"
]
] | |
3ytumy | how do psychics "read" people? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ytumy/eli5_how_do_psychics_read_people/ | {
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"text": [
"It's a matter of making broad statements which sound really specific, but actually apply to lots of people.\nSomething like \"I feel like your dad always for... | [] | [] | [
[],
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"https://en.wikipedia.org/wiki/Cold_reading"
],
[],
[],
[
"http://southpark.cc.com/clips/153776/the-other-side"
]
] | ||
79nl7a | when people say that the pressure deep underwater would crush a human, how would that go down exactly? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/79nl7a/eli5_when_people_say_that_the_pressure_deep/ | {
"a_id": [
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"text": [
"Archimedes principle: pressure is evenly distributed in a fluid.\n\nSo what hat means is tiny ball scenario, you would be crushed from all sides. That being said, I don’t think the pressure is high enough to literally crush you into a tiny ball,... | [] | [] | [
[]
] | ||
23ejs8 | if muslims do not believe jesus died on the cross, what exactly happened to the man? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23ejs8/eli5_if_muslims_do_not_believe_jesus_died_on_the/ | {
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"text": [
"I'm not sure what their stance is on the crucifixion. I'm an atheist and while I dunno that it's 100% proven, it seems reasonable to think that Jesus was indeed crucified - we know the man existed, that... | [] | [] | [
[],
[],
[]
] | ||
4xxs8x | with fight or flight, is there an effective way to overcome the freeze response? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4xxs8x/eli5_with_fight_or_flight_is_there_an_effective/ | {
"a_id": [
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"score": [
7,
4
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"text": [
"Training. Specifically, what is known as \"stress inoculation.\" \n\nThis is why new recruits in the military have to complete tasks while being yelled at and generally messed with by their instructors- a crude imitation of ... | [] | [] | [
[],
[]
] | ||
nfdzd | a maths matrix | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/nfdzd/eli5_a_maths_matrix/ | {
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"A matrix is just a rectangular grid of numbers.\n\nThey're useful because matrices can be used to represent a certain class of functions... | [] | [] | [
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"http://www.reddit.com/r/explainlikeimfive/comments/nfdzd/eli5_a_maths_matrix/c38nv6n"
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[],
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"http://www.reddit.com/r/explainlikeimfive/comments/nfdzd/eli5_a_maths_matrix/c38nv6n"
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1nugts | why do we care so much about finding water on other planets, when other forms of life could have evolved to not need water? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nugts/eli5_why_do_we_care_so_much_about_finding_water/ | {
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"c... | [] | [] | [
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"http://www.reddit.com/r/explainlikeimfive/comments/1ehps6/eli5_why_does_life_on_other_planets_need_to/ca0fyxg",
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... | ||
7yy7o7 | why do combustion engines hum instead of sounding like a high rate of fire machine gun? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7yy7o7/eli5_why_do_combustion_engines_hum_instead_of/ | {
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"text": [
"The more cylinders you have firing, the smoother the sound. Take the muffler off of an old lawnmower and listen\n",
"They're idling enough cylinders quickly enough that the so... | [] | [] | [
[],
[],
[],
[]
] | ||
60nsgs | how do snowbanks not just completely melt when the temperature is above freezing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60nsgs/eli5_how_do_snowbanks_not_just_completely_melt/ | {
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"text": [
"Snow banks are more dense, the thermal mass is greater requiring a higher temperature to melt or a longer duration than the surrounding snow. best guess anyways. ",
"Water takes energy to change pha... | [] | [] | [
[],
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1dal5e | why aren't products like 5-hour energy evaluated by the fda? | They make the point, as required by law I'm sure, to include the disclaimer "*This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease." on their products and advertisements.
Why aren't they evaluated? Is there a general ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1dal5e/eli5_why_arent_products_like_5hour_energy/ | {
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"text": [
"They aren't reviewed because they make a point of saying that the product isn't intended to treat any disease. If they claimed to alleviate sleeping sickness the FDA would crack down on them. That's also why anti-aging cre... | [] | [] | [
[
"http://latimesblogs.latimes.com/money_co/2009/05/fda-warns-general-mills-over-cheerios-cholesterol-claims.html"
],
[]
] | |
6453fy | how does eating lots of sodium make us bloat and what happens to our body if we lack salt? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6453fy/eli5_how_does_eating_lots_of_sodium_make_us_bloat/ | {
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"text": [
"Eating a lot of sodium makes us bloat because it triggers reabsorption of water in the kidneys. The body likes to maintain certain concentrations of different salts (concentration meaning: amount of salt per volume of water)... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Renin%E2%80%93angiotensin_system",
"https://www.youtube.com/watch?v=-Vw2CrY9Igs"
]
] | ||
4qog54 | how does gambling in cs:go work? how does _url_0_ facilitate this? how do you "place your bets" if you are playing on a console? how does the money get transferred to the winner after a victory? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4qog54/eli5_how_does_gambling_in_csgo_work_how_does/ | {
"a_id": [
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"score": [
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"text": [
"Gambling is usually done with in game weapon skins. Valve allows you to buy, sell, and trade skins between friends or on the community market. \n\nThe way gambling works is a user will buy or earn skins, gamble them, and if ... | [
"https://kickback.com/"
] | [] | [
[],
[]
] | ||
donefa | what happens to the physical money when doing international transfers? | Imagine you deposit $1000 cash in the US into your bank account at bank A. Then you transfer the money to your partners account in Germany at bank B and your partner withdraws the equivalent amount of money in euros.
What happens to the cash when sending money from Bank A to Bank B? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/donefa/eli5_what_happens_to_the_physical_money_when/ | {
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"text": [
"They stay at the bank you deposited. What is “transferred” is the data stating how much you have. If you pull from another bank it basically comes up as an IOU from your bank to t... | [] | [] | [
[],
[],
[],
[]
] | |
otzzs | the definition of a tax | I know what a tax is but I want to know the difference between 3 types of specific taxes: A proportional tax, a regressive tax and a Progressive tax. My economics teacher couldn't really explain it well.. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/otzzs/eli5_the_definition_of_a_tax/ | {
"a_id": [
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"text": [
"Proportional tax is a fixed rate for everyone. A progressive tax increases your tax rate as you make more money. A regressive tax decreases your tax rate as you make more money.",
"Explained well by ameoba, here are so... | [] | [] | [
[],
[]
] | |
98ehyn | why is the term "austerity" seemingly never used in the us? | I constantly hear about austerity measures to reduce debt and such in European countries, but in the United States, I never hear conservatives/Republicans use the term "austerity" to describe reducing government spending. Instead they call it "fiscal responsibility" or "measures to reduce the deficit" or "reducing the ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/98ehyn/eli5_why_is_the_term_austerity_seemingly_never/ | {
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"score": [
14,
4,
3,
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],
"text": [
"Because our budget is so far from austere it would be absurd and they might be mocked. Both major parties support spending that is hundreds of billions of dollars beyond the amoun... | [] | [] | [
[],
[],
[],
[]
] | |
a5llob | if astronauts on orbit around earth experience 0g because they are technically falling back to earth, would they still be experiencing 0g when flying through deep space or would they be in total 0 gravity? | That might be awkwardly worded, so let me try to expand. When flying in deep space, let's just say to Mars, and not on orbit around the Earth, are they then experiencing true zero gravity as opposed to zero G?
I hope that makes sense.... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a5llob/eli5_if_astronauts_on_orbit_around_earth/ | {
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"text": [
"There is no 'true zero gravity'. Zero G and zero gravity are the same thing. Astronauts in orbit are in free fall around the planet, and so experience zero gr... | [] | [] | [
[],
[],
[],
[],
[]
] | |
p4bva | the harlem globetrotters | The most obvious questions: Why does anyone agree to play them? Are they in their own personal league? Do they exist in parallel universe where it's cool to get your ass kicked? Are they really that good at math? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/p4bva/eli5_the_harlem_globetrotters/ | {
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"text": [
"They're the post-'School of Rock' Jack Black of professional Basketball. They're just...there. ",
"They play the Washington Generals every game, who I *think* are just paid to... | [] | [] | [
[],
[],
[],
[]
] | |
3cikay | why are cases of statutory rape treated differently when the victim is male and the perpetrator is female as compared to a female victim and a male perpetrator? | _URL_0_
_URL_1_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cikay/eli5why_are_cases_of_statutory_rape_treated/ | {
"a_id": [
"csvvgly",
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8
],
"text": [
"Because social and cultural norms place the onus on males. There have been sweeping changes as of late, and male statutory rape victims of statutory rapist women are being vindicated by the changing tides. However, every onc... | [] | [
"http://www.huffingtonpost.com/2014/09/05/nick-olivas-alleged-rape-victim-_n_5773532.html",
"http://baltimore.cbslocal.com/2014/04/14/police-man-25-charged-with-statutory-rape-of-pregnant-13-year-old-girlfriend/"
] | [
[],
[]
] | |
9nq6eb | why isn't libertarianism well received in politics? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9nq6eb/eli5_why_isnt_libertarianism_well_received_in/ | {
"a_id": [
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"text": [
"Libertarianism (in the right-wing North American sense) has often been compatible with the Republican Party (US) or the larger right wing parties in Canada (the modern Conservative Party is a merger between the old Progressive Conservatives and t... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Libertarian_socialism"
]
] | ||
41my2b | how is it possible to hold your breath longer underwater than on land? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41my2b/eli5_how_is_it_possible_to_hold_your_breath/ | {
"a_id": [
"cz3lr4v",
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"score": [
435,
46
],
"text": [
"You are correct. [Mammalian Diving Reflex](_URL_0_).\n\nBasically, when our ears are immersed in water, our heart rate automatically slows down, slowing oxygen usage and allowing us to survive longer underwater.\n\nRelate... | [] | [] | [
[
"https://en.m.wikipedia.org/wiki/Mammalian_diving_reflex"
],
[]
] | ||
7jzv23 | why do phone games uses multiple in-game currencies? sometimes a more valuable currency is used to encourage you to spend real money but are there other reasons? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7jzv23/eli5_why_do_phone_games_uses_multiple_ingame/ | {
"a_id": [
"draep48",
"drafk3c"
],
"score": [
8,
2
],
"text": [
"\"Sometimes a more valuable currency is used to encourage you to spend real money but are there other reasons?\"\n\nNope, you got it right there.",
"As a general rule, most games will have \"in game\" currency that you c... | [] | [] | [
[],
[]
] | ||
4fns5j | how would a constant radio transmission be received from an object moving away in space? | If a ship was constantly broadcasting a signal back to earth, as it moved farther and farther away, how would the signal be received back on earth? Would there be gaps in the transmission? The further you go, the longer the time between transmission and reception. I'm curious to know how it would work with an uninte... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fns5j/eli5_how_would_a_constant_radio_transmission_be/ | {
"a_id": [
"d2aewoz",
"d2af908"
],
"score": [
3,
2
],
"text": [
"There wouldn't be \"gaps\", as you put it - but you're not far off.\n\nCommunication usually takes the form of radio waves, and what happens is the waves get stretched out - the wavelength goes up, and the frequency goes dow... | [] | [] | [
[],
[]
] | |
39f4gd | do the religious people who spontaneously start speaking in tongues believe they are using language, or do they know they're just making up gibberish? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/39f4gd/eli5_do_the_religious_people_who_spontaneously/ | {
"a_id": [
"cs2udlk",
"cs2uetl",
"cs2usve",
"cs2vdvf",
"cs2vfka",
"cs2wpqh"
],
"score": [
3,
3,
2,
2,
2,
2
],
"text": [
"The formal term for speaking in tongues is Glossolalia. Among religions that use glossolalia, the official explanation goes both ways.\... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
1mv228 | when does my generation stop and the next one start? | is there a actual time span to this? (for example 10 years) and what is the range for my generation?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1mv228/eli5when_does_my_generation_stop_and_the_next_one/ | {
"a_id": [
"cccuxgq",
"cccv1hw",
"cccv1lp",
"cccvure",
"cccwpe2"
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"score": [
2,
8,
5,
2,
4
],
"text": [
"i thought it was based off the decade you were born in, like 90's kids and 80's kids. if you were born later in the decade you simply round up. just my opinio... | [] | [] | [
[],
[],
[],
[],
[]
] | |
36l74u | do extreme supplements such as emergen-c (1000% vitamin c) actually help to get rid of colds faster? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/36l74u/eli5_do_extreme_supplements_such_as_emergenc_1000/ | {
"a_id": [
"crexfgc",
"crexi57",
"crexkc6"
],
"score": [
6,
6,
2
],
"text": [
"In short - there is absolutely no scientific evidence to suggest that colds are affected by any supplement especially vitamin c.\n\nThis myth endures because there was a famous scientist that believed i... | [] | [] | [
[],
[],
[
"http://lpi.oregonstate.edu/mic/vitamins/vitamin-C"
]
] | ||
13ualu | what stops drinking bottles from exploding? | Hey Reddit.
I just poured myself a glass of sparkling water. As I poured and the pressure in the bottle lowered, it dented alot and scrunched up the bottle. Before the air outside was allowed to push the bottle back to its original state, I screwed the lid onto the bottle. After a short time, the air production of the... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/13ualu/what_stops_drinking_bottles_from_exploding/ | {
"a_id": [
"c7788ow"
],
"score": [
5
],
"text": [
"The pressure doesn't cause the bottle to explode because the bottles are designed to hold up to the amount of pressure exerted.\n\nWhen the pressure gets high enough, the amount of gas dissolving back into the water becomes equal to the amount of... | [] | [] | [
[]
] | |
6kfss8 | why is happiness fleeting, but sadness is constant? why do humans have to strive to achieve happiness but default to sadness? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6kfss8/eli5_why_is_happiness_fleeting_but_sadness_is/ | {
"a_id": [
"djlyrw0"
],
"score": [
10
],
"text": [
"Different cultures and people define what happiness and sadness is. Some people think always achieving more is happiness so they feel sad if they stop achieving things. They think sadness is losing things. There was a study of an isolated cultur... | [] | [] | [
[]
] | ||
dj7g4k | if frequency changes only the pitch of a sound, what affects "how" it sounds? in other words, how do the soundwaves coming from a piano differ from the soundwaves of a violin, if they're playing the same tone? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dj7g4k/eli5_if_frequency_changes_only_the_pitch_of_a/ | {
"a_id": [
"f41ujvy",
"f41vwwc",
"f41w942"
],
"score": [
4,
3,
2
],
"text": [
"In addition to the dominant frequency (aka the pitch you hear) there are harmonics at play. Wood resonates differently than metal and thus creates different harmonics.",
"Sound isn't just one sound ... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=xGXYFJmvIvk"
],
[]
] | ||
bf2p57 | why does apple use the "i" prefix on their products? (ipod, iphone, ipad etc.) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bf2p57/eli5_why_does_apple_use_the_i_prefix_on_their/ | {
"a_id": [
"elae9xm",
"elaen8y"
],
"score": [
13,
3
],
"text": [
"The i- prefix was created as part of the iMac in the late 90s and was adopted into a full product line shortly after.\n\nThe original meaning was \"internet\", meaning the iMac was capable of internet connectivity out of th... | [] | [] | [
[],
[
"Pets.com"
]
] | ||
346pee | why aren't laptop plugs grounded anymore? | My impression has always been that sending electronics tend to need grounded plugs to stay safe and protected, while things like lamps and clocks didn't need this... But modern laptops are often (if not always) ungrounded. Is this a technological change, or did I misinterpret the purpose of grounding in the first place... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/346pee/eli5_why_arent_laptop_plugs_grounded_anymore/ | {
"a_id": [
"cqrr1ej"
],
"score": [
5
],
"text": [
"They're all double insulated now. Even if there's a short, you won't be exposed to a dangerous voltage so there's no need to have the ground prong."
]
} | [] | [] | [
[]
] | |
5b7ylt | what is "mental exhaustion"? | How is it that I can get home from a day of work that was not physically strenuous but was full of the stress of complex scheduling, planning, and time-sensitive execution of plans and feel completely drained? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5b7ylt/eli5_what_is_mental_exhaustion/ | {
"a_id": [
"d9mgrla",
"d9mhpb6",
"d9n1ji2"
],
"score": [
34,
14,
3
],
"text": [
"Your brain in a resting state will burn around 20% of calories even though it's less then 5% of your bodyweight. Actively using your brain literally burns more calories, and I think something like rep... | [] | [] | [
[],
[],
[]
] | |
5s7owl | when surgeons remove a part of the brain, how do they fill the hole left behind? | So I was watching a documentary about a girl who had half her brain removed and I realised they can't just leave the gaping hole there. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5s7owl/eli5_when_surgeons_remove_a_part_of_the_brain_how/ | {
"a_id": [
"ddd0i80",
"dddjz1t"
],
"score": [
23,
3
],
"text": [
"The brain is suspended in a layer of fluid, called cerebrospinal fluid (or CSF). If parts of the brain are removed, the \"gaps\" get filled with CSF. ",
"Usually when removing tissue from anywhere in the body they are d... | [] | [] | [
[],
[]
] | |
8sxux3 | what led to world war ii? could the war have been prevented? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8sxux3/eli5_what_led_to_world_war_ii_could_the_war_have/ | {
"a_id": [
"e135vg1",
"e135z75",
"e1360dt",
"e1366zl"
],
"score": [
2,
2,
3,
2
],
"text": [
"The sanctions put against Germany after ww1 cause such disparity and debt that the whole country was in turnmoil. This allowed Hitler to take power because he was a radical and whe... | [] | [] | [
[],
[],
[],
[]
] | ||
aa7l7n | how does a relatively small transformer fire light up almost an entire city? also, why is it blue? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aa7l7n/eli5_how_does_a_relatively_small_transformer_fire/ | {
"a_id": [
"ecpod3u",
"ecqhdd6",
"ecqq4j3"
],
"score": [
180,
5,
2
],
"text": [
"Even a relatively small transformer draws a massive amount of power. The power supply is high voltage AC, which is arcing in the open air. Basically, the open air is acting as a fluorescent bulb. I... | [] | [] | [
[],
[],
[
"https://goo.gl/images/psJjbc"
]
] | |
1h3tnv | why restaurants have policies to throw out food at the end of the day instead of donating/eating it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1h3tnv/eli5_why_restaurants_have_policies_to_throw_out/ | {
"a_id": [
"caqk79q",
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"caqliy3",
"caqmx7l",
"caqogz3"
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"score": [
57,
6,
3,
16,
3,
5
],
"text": [
"A policy of allowing staff to eat the food tends to encourage staff to \"accidentally\" prepare more food than what's actually require... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
5pxbgj | when muscles get stronger they grow. how do our lungs get stronger if you go for a long run? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5pxbgj/eli5_when_muscles_get_stronger_they_grow_how_do/ | {
"a_id": [
"dcuj9ur",
"dcujctw",
"dcusotu"
],
"score": [
3,
9,
2
],
"text": [
"They don't particularly get stronger. You just increase the efficiency of your body. So much so that you can better process's oxygen. When you get fitter, your heart doesn't need to work as hard to pump... | [] | [] | [
[],
[],
[]
] | ||
4tv56o | what is the issue with combating illegal immigration from mexico? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4tv56o/eli5_what_is_the_issue_with_combating_illegal/ | {
"a_id": [
"d5kl5x3",
"d5kl8gn",
"d5klmzi",
"d5kmqf7"
],
"score": [
4,
2,
6,
2
],
"text": [
"The actual cost of trying to limit crossing is extremely expensive and may lower the net amount coming in, but that's speculation. A far more effective way would be immigration ref... | [] | [] | [
[],
[],
[
"https://en.wikipedia.org/wiki/Lump_of_labour_fallacy"
],
[]
] | ||
331v15 | why do plastic/office/work and school chairs have a hole or nothing right where your ass crack is. | It always used to make me self conscious in school, and I always just saw it as fuel to bully people | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/331v15/eli5why_do_plasticofficework_and_school_chairs/ | {
"a_id": [
"cqgpgs5",
"cqgq1o0"
],
"score": [
3,
2
],
"text": [
"At my high school it was so boys could drop pencils down girls' butt cracks. ",
"It's cheaper to make, less likely to deform during the molding process, and gives you an easy way to pick up the chair. "
]
} | [] | [] | [
[],
[]
] | |
8tloy0 | why do aerosol cans explode/catch fire when exposed to heat? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8tloy0/eli5_why_do_aerosol_cans_explodecatch_fire_when/ | {
"a_id": [
"e18fn26"
],
"score": [
3
],
"text": [
"Heat makes the contents expand, aerosol cans already are pressurised by design so it doesn't take massive amounts of expansion for it to become too much, then kaboom!"
]
} | [] | [] | [
[]
] | ||
29gmfs | why do doctors say to take antibiotics and wait (x) amount of time between the antibiotics and eating food | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/29gmfs/eli5why_do_doctors_say_to_take_antibiotics_and/ | {
"a_id": [
"cikq42l"
],
"score": [
2
],
"text": [
"Antibiotics are typically absorbed better on an empty stomach. Some of them, especially penicillin and amoxicillin, are best absorbed when taken with a full glass of water."
]
} | [] | [] | [
[]
] | ||
3xd8ol | why is mother teresa so revered? | She's one of the most iconic people of the last 100 years.
What did she do that made her stand out? There's been plenty of nuns before her. I get that she devoted her life to helping people in need, but was there something more she did to get her iconic status? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xd8ol/eli5_why_is_mother_teresa_so_revered/ | {
"a_id": [
"cy3o9wn",
"cy3r1ad"
],
"score": [
16,
6
],
"text": [
"Because she got big.\n\nDevoting your life to helping others is big. \n\nFounding an organization that inspires many people to devote their lives to helping others is bigger. And if you get big enough to make the church l... | [] | [] | [
[],
[]
] | |
3cev7r | what is happening when you shake a can of spray paint? | Similarly with other various cans and markers. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cev7r/eli5_what_is_happening_when_you_shake_a_can_of/ | {
"a_id": [
"csuuczi"
],
"score": [
4
],
"text": [
"The paint has been sitting and has separated, i.e. become unmixed. There is a marble inside the can. When you shake it, the marble helps mix up the paint."
]
} | [] | [] | [
[]
] | |
10gfen | what do ferrite beads do? how do they work? | I tried reading the wiki article on [ferrite beads](_URL_0_) but I don't have a strong background the physics and terminology of electricity. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/10gfen/what_do_ferrite_beads_do_how_do_they_work/ | {
"a_id": [
"c6d98xo",
"c6d9nwp"
],
"score": [
5,
4
],
"text": [
"Ever been listening to a radio station and been annoyed by all of the static in the background? Well, power supplies can have \"static\" as well, in the form of high frequency power disruptions. Ferrite beads act as a filt... | [] | [
"http://en.wikipedia.org/wiki/Ferrite_bead"
] | [
[],
[
"http://en.wikipedia.org/wiki/James_Clerk_Maxwell"
]
] | |
1440ws | why do 2gb torrents of movies look better than the. 4.7/9.4(dl) dvd? | I know torrents generally use h.264 or another format that is more efficient than DVDs (MPEG2 I think), but why would DVDs use a format that is so much less efficient? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1440ws/eli5why_do_2gb_torrents_of_movies_look_better/ | {
"a_id": [
"c79ocel",
"c79odcv",
"c79p1sn"
],
"score": [
5,
5,
3
],
"text": [
"Because DVD's are made to play in consumer electronics devices that don't change over time. In order to maintain consumer confidence and interoperability, every DVD and every DVD player has to be built... | [] | [] | [
[],
[],
[]
] | |
3ah7c6 | why do some tv commercials get shorter overtime? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3ah7c6/eli5_why_do_some_tv_commercials_get_shorter/ | {
"a_id": [
"csclzlp",
"cscms2k"
],
"score": [
15,
2
],
"text": [
"Because now that it's already ingrained in your head, they just need to remind you, not explain it again.",
"Because it costs a lot of money to have long ads on a TV channel. After a while, companies decide to invest le... | [] | [] | [
[],
[]
] | ||
ytstv | how does an individual count bars of music? | essentially i'm trying to fully understand how music works on a bar & hook level. the generic formula is: (16 bars and a hook)*3 = popular song, at least in the radio rap world.
can someone explain it to me so that i can listen to any song and count the bars, identify where they begin and end and break down how lo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ytstv/eli5_how_does_an_individual_count_bars_of_music/ | {
"a_id": [
"c5ys76l"
],
"score": [
2
],
"text": [
" Standard songs have 3 sections: A,B and C. \nA is the verse (where the \"story\" of the song happens), \nB is the chorus (where the \"hook\" happens),\n C is the bridge ( where something totally different happens, like a key change or breakdown)... | [] | [] | [
[]
] | |
5egqaq | freud's theory of religion as an illusion. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5egqaq/eli5freuds_theory_of_religion_as_an_illusion/ | {
"a_id": [
"dacaaif"
],
"score": [
3
],
"text": [
"Basically by having a mythology which has a superior illusionary being at the top it doesn't require the population to think about the mysteries of life because they can put it all down to god did it. No need for education of the masses other tha... | [] | [] | [
[]
] | ||
1o6ilb | if glass stops uv radiation, why can i still feel the heat of the suns rays? can i still get a tan? | I had been told (by a pseudo-reliable source) that you can't get sunburn through glass because it filters out UV radiation. If that's true how can you still feel the heat of the suns rays through glass, and would you still get a tan/sunburn from them. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1o6ilb/eli5_if_glass_stops_uv_radiation_why_can_i_still/ | {
"a_id": [
"ccp7k25",
"ccp8xd1",
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"ccpcvqa"
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"score": [
5,
3,
2,
3
],
"text": [
"UV and Thermal radiation are two different things. And yes it is possible to get tans and burns through glass, only UV filtered glass will filter the UV radiation, and even then l... | [] | [] | [
[],
[],
[],
[
"http://upload.wikimedia.org/wikipedia/commons/4/4c/Solar_Spectrum.png",
"http://www.yorku.ca/eye/spectru.htm"
]
] | |
1ou858 | thermal paste, how does it work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ou858/eli5_thermal_paste_how_does_it_work/ | {
"a_id": [
"ccvn7g1"
],
"score": [
3
],
"text": [
"It's basically a grease designed specifically to transmit heat well (for example between a chip and the heat sinks so heat moves away). You need the grease because it will tend to fill or absorb any air pockets due to imperfections in the surfac... | [] | [] | [
[]
] | ||
5jkeeg | did "free market" economy develop out of human behaviour and nature, or was it institutionalized after the theory of adam smith (like communism and karl marx)? | Hey people,
one thing has been bugging my mind recently:
The whole western world has the free market as its basic economic system. When it all started, was it institutionalized after the theory of Adam Smith (and others), or did it just "happen" following basic principles of human behaviour?
The analogy I drew was... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5jkeeg/eli5_did_free_market_economy_develop_out_of_human/ | {
"a_id": [
"dbgsrsn"
],
"score": [
3
],
"text": [
"Adam Smith was not a founder, progenitor, or even staunch advocate of the free market or capitalism. Rather, he was simply a Scottish professor who wrote on a variety of economic, philosophical, and morality issues --- one of which was the free-... | [] | [] | [
[]
] | |
2dczgt | does all the money in the world really exist physically? if you added up all the bank accounts, would there be physical money to equal that? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dczgt/eli5_does_all_the_money_in_the_world_really_exist/ | {
"a_id": [
"cjob996",
"cjobh13",
"cjodfz5",
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"cjoepuk",
"cjof3li",
"cjorxhv"
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"score": [
8,
3,
81,
8,
2,
2,
2
],
"text": [
"No, only a fraction of the world's wealth physically exists. Most of it is just data. ",
"No. same with gold ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
3jnoms | if obesity is one of the most serious health issues that our societies are facing, then why aren't the governments restricting or forbidding access to products that are high in calories but offer little nutritional value, such as alcohol and foods rich in added sugar? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3jnoms/eli5if_obesity_is_one_of_the_most_serious_health/ | {
"a_id": [
"cuqs5dl",
"cuqs5k6",
"cuqs74m"
],
"score": [
4,
2,
2
],
"text": [
"Because personal liberty. It's not the government's role to protect me from myself. That's on me.",
"Because people have the freedom to be unhealthy if they want to. I mean, if the government were ... | [] | [] | [
[],
[],
[]
] | ||
5vz24g | how are we able to come up with responses to questions so quickly without thinking about what we are going to say in conversation? | As in: "wow he's having a lot of fun" "yeah he looks really happy"
Especially in the case when we are defending someone/something:
"Stop staring at her!" "I was just looking!"
"He spilled it all over the table!" "I didn't, I found it like that!" etc | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5vz24g/eli5_how_are_we_able_to_come_up_with_responses_to/ | {
"a_id": [
"de6ic18"
],
"score": [
2
],
"text": [
"Because your brain is much much faster than your mouth. It might not feel like your brain is lining the words up and then waiting for your mouth to say them, but it kinda is."
]
} | [] | [] | [
[]
] | |
59etmv | why can't our hands be 100% steady still? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/59etmv/eli5_why_cant_our_hands_be_100_steady_still/ | {
"a_id": [
"d97wysy"
],
"score": [
5
],
"text": [
"Your hands depend on a feedback loop from your nerves to your brain to your muscles. That's never going to win a match with a tripod to hold a camera steady. But, you can learn to ride a unicycle, and a tripod can't do that."
]
} | [] | [] | [
[]
] | ||
4fdx0k | why can't we use heaters/radiators to cool our homes in the summer by running cold instead of hot water through them? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fdx0k/eli5_why_cant_we_use_heatersradiators_to_cool_our/ | {
"a_id": [
"d27zon9",
"d27zoo9",
"d27zud0",
"d283iqv",
"d284exm",
"d284pkk"
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"score": [
8,
7,
3,
2,
2,
2
],
"text": [
"It can be done. I lived in such a building. However, water can condense on the cool radiators, making a huge puddle. Thus, forced air (b... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
20hq82 | why do some intellectuals not believe in free will? | In Brian Greene's AMA he said [he doesn't believe in free will](_URL_0_), and it blew my mind.
I am wondering if there is some sort of scientific definition for free will that I am not familiar with, that could explain how someone can believe we don't have it.
While I can certainly concede that we each may be more li... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20hq82/eli5_why_do_some_intellectuals_not_believe_in/ | {
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"But your specific thoughts about a situation lead you to an inevitable result based on your personality, and there is only one action you will make because of this.\n\nA thought experiment I did that le... | [] | [
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60sppm | in space, given an infintie amount of fuel could something accelerate forever? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60sppm/eli5_in_space_given_an_infintie_amount_of_fuel/ | {
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"Yes, given infinite fuel a rocket could accelerate forever at a constant rate. Note that this does not imply that the rocket will surpass the speed of light at any point. Velocity is not given by the simple Newtonian equation v=a*t at relativisti... | [] | [] | [
[]
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1g7160 | why drugs have the stigma that they possess today? | Is it purely because of corrupt governments and money? Or is it because of negative social interactions over the years. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1g7160/eli5_why_drugs_have_the_stigma_that_they_possess/ | {
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"Well... it's obvious there have been enormous negative social impacts from drug use. I think it'd be ridiculous to say it's \"purely\" because of corrupt governments or money. ... | [] | [] | [
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4q1rnz | what is the bends? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4q1rnz/eli5_what_is_the_bends/ | {
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"When you go underwater to a deep level, the increase in pressure forces nitrogen gas into your blood, just like increased pressure can force CO_2 into pop/soda. When you come up too quickly, the drop in pressure decreases the solubility of the ni... | [] | [] | [
[]
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3i5qas | why is the shanghai index plummeting right now? | the index is down, yet there doesn't seem to be a fundamental cause. The news don't go into details. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3i5qas/eli5_why_is_the_shanghai_index_plummeting_right/ | {
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"There are many reasons, but broadly speaking it has to do with motive. Who is motivated to see stock prices to go up and down? Simply speaking there are 3 main parties to this, shareholders, management and the government. \n\nShareholders want to... | [] | [] | [
[]
] | |
3tyqn5 | how do solid state hybrid drives work? | I don't understand how a regular hard drive can work with a solid state drive at the same time. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3tyqn5/eli5_how_do_solid_state_hybrid_drives_work/ | {
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fx9ya2 | when you can see the moon during the day, does the mean the other side of the planet can't see the moon at night? does this have to do with the phases of the moon? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fx9ya2/eli5_when_you_can_see_the_moon_during_the_day/ | {
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"Yes. Sort of. If the moon were on the horizon at noon, then someone on the other side of the planet could see it for about half of the night. See [this](_URL_0_) link for a diagram... | [] | [] | [
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85i7wz | why metal nanoparticles, like gold, exhibit surface plasmon resonance? | I read a lot of paper but I still don't understand... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/85i7wz/eli5why_metal_nanoparticles_like_gold_exhibit/ | {
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"When photons hit the metal nanoparticle, they excite the “sea of electrons” in the metal and form an oscillating surface wave (called the surface plasmon).\n\nWhen you use photons of different wavelengths, the oscillating wave will change in ampl... | [] | [] | [
[]
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eoezxm | if we never actually touch something due to the pauli exclusion principle what actually causes friction? i thought it would simply be atoms jostling each other creating heat, but if they don't actually touch what is causing them to move and create heat? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eoezxm/eli5_if_we_never_actually_touch_something_due_to/ | {
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"This comes up a lot on this sub, and mostly comes down to a a misunderstanding of what \"touching\" means. \n\nFirst off, it's not the Pauli exclusion principle, that prevents things from \"touching\", but rather electrostatic repulsion between e... | [] | [] | [
[]
] | ||
2rh8ko | what is the point of feeling certain emotions (mainly looking at anger)? | Why do humans feel anger? There doesn't seem to be any real gain from feeling angry towards something or someone. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rh8ko/eli5_what_is_the_point_of_feeling_certain/ | {
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"Its part of survival if someone is stealing your food everyday you need to feel anger to stop it. Without it you would constantly be taken advantage of. "
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4rdyix | why are 1st 2nd and 3rd unique, and every number following gets the "th"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4rdyix/eli5_why_are_1st_2nd_and_3rd_unique_and_every/ | {
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"The word \"first\" comes from a very old English word meaning \"before all the others\". The basic word was \"fore\", meaning \"forward\", \"ahead\"; \"fyrst\" was the superlative, and meant \"most fore\" -- so the phrase \"first and foremost\" ... | [] | [] | [
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654jzy | how can i protect my internet browsing data from my isp? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/654jzy/eli5how_can_i_protect_my_internet_browsing_data/ | {
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"the best way is to write your representative and tell them that you don't approve.\n\nTechnical solutions include using VPN, but those have drawbacks when it comes to your internet speed.\n\nRight now your ISP can see what websites you visit beca... | [] | [] | [
[]
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1y3bnz | big city vs small town. why do people (even strangers) seem friendlier in small towns? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1y3bnz/eli5_big_city_vs_small_town_why_do_people_even/ | {
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"Same quality of people, just a different environment. When you live around fewer people, every social encounter becomes markedly more valuable to your social life. \nIn urban settings, the vast number of people allows you to practice social t... | [] | [] | [
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6qu58z | if i fell into a literal bottomless pit how long would i survive? what would be the cause of my death? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6qu58z/eli5_if_i_fell_into_a_literal_bottomless_pit_how/ | {
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"Playing 20 questions then not beating death in a game of battle ships. _URL_0_ Note: this answer is as serious and just as likely to happen as the question. Probably more likely, because the only endles... | [] | [] | [
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4fyt63 | how do kangaroos become so muscular? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fyt63/eli5how_do_kangaroos_become_so_muscular/ | {
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"The males, in particular, do quite a bit of fighting, which makes them muscly, but I suspect more important is that they have very low fat levels, which would make even wimpy bod... | [] | [] | [
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5in53u | what is modal jazz? how does it sound different? | what is it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5in53u/eli5_what_is_modal_jazz_how_does_it_sound/ | {
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"Modal jazz has no, or very minimal, chord changes. While artists during the bebop area were infatuated with chord changes, Miles Davis and John Coltrane began an era of modality. Their music did not rely on chord changes, so it was much more ligh... | [] | [] | [
[]
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450312 | how can we have confident projected winners in elections with less than 10% of votes reported? | This bothers me as well as my spouse. I can only speculate that it is based on previous voting results, or something similar. I'm not sure how they do this with primaries, like in NH. Is it really just an educated guess, or is there more to the numbers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/450312/eli5_how_can_we_have_confident_projected_winners/ | {
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"it is kind of like an educated guess except that there are sound mathematics behind it. once you count a certain percentage of the vote... | [] | [] | [
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5vwysj | how does vx nerve agent work? | How does it take to kill you? How was it made? Is there anything Kim Jong Nam could have done to save his life, or was he as good as dead the moment the nerve agent touched his face?
[Full story.](_URL_0_) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5vwysj/eli5_how_does_vx_nerve_agent_work/ | {
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"It's lethal because it blocks a key enzime in the cycle of muscle contraction. The cause of death is paralysis of diaphragm, the muscle responsible for respiration. Antidotes exist, but you need to deliver them as soon as p... | [] | [
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[],
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8zirm6 | why is there a need of an additional checkin process in flight travel. why cant we just use the tickets to board the plane? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8zirm6/eli5_why_is_there_a_need_of_an_additional_checkin/ | {
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"Having passengers check in before boarding allows the airline to confirm which passengers have actually shown up for the flight. This can be important if a flight is overbooked (too many passengers), or if a flight has open... | [] | [] | [
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xu700 | where credit card companies and banks get all that money to loan out? | Credit Card companies pay for all kinds of people's stuff and a lot of people carry a balance and don't pay until later. I understand that they make money from the interest, but where do they get the massive amount of money to front to the buyer? Also, bank loans too. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/xu700/eli5_where_credit_card_companies_and_banks_get/ | {
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"Banks get it from all the money people deposit, and credit card companies get it through loans from banks. (That's why interest exists; the bank is paying you to use your money for loans.)",
"Also, by the magic of [fract... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Fractional_reserve_banking"
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bu77xi | why are banana's considered berries? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bu77xi/eli5_why_are_bananas_considered_berries/ | {
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"text": [
"A berry is a juicy fruit with seeds rather than a stone inside the fruit body, it doesn't have to be round so a banana fits the description of a berry."
]
} | [] | [] | [
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] | ||
aaznlc | what does the lds church control in utah/salt lake city government? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aaznlc/eli5_what_does_the_lds_church_control_in_utahsalt/ | {
"a_id": [
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"text": [
"Officially, nothing. Giving the LDS church official control over any level of government would indeed violate the First Amendment.\n\nHowever, the opinions and desires of the LDS church strongly influence the voters in Utah... | [] | [] | [
[],
[]
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2vcnkc | if i were to copy a work of art w/o the intent of stealing it, could i be held accountable for forgery or plagerism? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2vcnkc/eli5_if_i_were_to_copy_a_work_of_art_wo_the/ | {
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"It depends on what you actually do with the artwork.\n\nIf you attempt to pass the artwork off as your own for any reason, its plagiarism.\n\nIf you attempt to sell your copy claiming it is the original, then it is forgery.\... | [] | [] | [
[],
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aqjzls | how does the constant change between cold and warm weather effect hibernating wildlife? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aqjzls/eli5_how_does_the_constant_change_between_cold/ | {
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"text": [
"It's more than just the temperature, seasonal ques like the shortening of days plays a major role."
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3ab5xc | where is my bus getting its wifi? | My home router basically broadcasts my physical internet connection. The bus isn't physically connected to a physical connection by virtue of being a fucking bus. So what's the deal?
^Yes ^I ^am ^on ^a ^bus ^and ^bored ^as ^fuck. ^Send ^help ^:( | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3ab5xc/eli5_where_is_my_bus_getting_its_wifi/ | {
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"text": [
"It uses 3G (or 4G) just like your cellphone connection. If you got a wireless hotspot you can use it virtually anywhere you can get cell service."
]
} | [] | [] | [
[]
] | |
nt6lq | congress ends corn subsidy. how was the corn subsidy bad, and why is it good that it's over? | _URL_0_
I guess I just want someone to break down this situation for me and others. Thanks!
EDIT: corn **ETHANOL** subsidy. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/nt6lq/eli5_congress_ends_corn_subsidy_how_was_the_corn/ | {
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4ifmii | how, and why do operating systems, and software become outdated? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ifmii/eli5_how_and_why_do_operating_systems_and/ | {
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"programmers are constantly working to improve software. all of it. even the stuff you don... | [] | [] | [
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1ioo7i | why do certain muscles on my body sometimes "pulse"? | Maybe you could also describe it as "twitches".
EDIT: Glad to find out it's normal. Phew. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ioo7i/eli5_why_do_certain_muscles_on_my_body_sometimes/ | {
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"... | [] | [] | [
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pn01z | the google and youtube privacy policy changes. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/pn01z/eli5_the_google_and_youtube_privacy_policy_changes/ | {
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"Instead of having a separate privacy policy for each product, Google wants to have one privacy policy that covers all their products. They weren't identical, so some had more changes than others.\n\nOne change, if you can ca... | [] | [] | [
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"http://googleblog.blogspot.com/2011/02/advanced-sign-in-security-for-your.html"
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8hvfez | why do iron infusions (or any other vitamin/mineral intake that your body needs) cause negative side effects | Just had an iron infusion a few days ago and I feel like utter crap, but my body was in desperate need for this mineral. So why do I have such negative side effects? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8hvfez/eli5_why_do_iron_infusions_or_any_other/ | {
"a_id": [
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"text": [
"The first noble truth in buddhism is that \"life is suffering\". To put it another way, our nervous systems are calibrated by evolution to always feel uncomfortable. The discomfort of this or that situation is actually the discomfort of your br... | [] | [] | [
[]
] | |
7ub4wq | what happens if a cop uses a speed radar gun while he is driving? does the driving affect what the gun picks up? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7ub4wq/eli5_what_happens_if_a_cop_uses_a_speed_radar_gun/ | {
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"text": [
"Yes, the driving would impact the detected speed of the target. However many such systems are connected to the vehicle so it can automatically adjust based on its own speedometer."
]
} | [] | [] | [
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507djj | raoult's law | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/507djj/eli5_raoults_law/ | {
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"Raoult's law states that the partial vapor pressure of each liquid in a mixture, under ideal conditions, will be equal to the vapor pressure of the pure liquid multiplied by its molar fraction in the mixture. Vapor pressure is the pressure the va... | [] | [] | [
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] | ||
3ufq3u | mcu ( marvel cinematic universe) | So I am a big fan of all the marvel movies and shows and have seen most of them. I understand the plots from movie to movie most of the time, but not how they are connected. Can someone ELI5 the entire MCU plot? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ufq3u/eli5_mcu_marvel_cinematic_universe/ | {
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"text": [
"All the MCU movies (and TV shows) take place in the same universe. That's really about it. Some of them have had some common themes (you see the infinity stones/gems in a bunch), but some are really just a comment or two that may as well be throw... | [] | [] | [
[]
] | |
2ibpv1 | how does light charge things that glow in the dark? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ibpv1/eli5_how_does_light_charge_things_that_glow_in/ | {
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"score": [
6
],
"text": [
"Glow in the dark stuff contains phosphors. Phosphors act kind of like a leaking battery. Light charges them and then they slowly give off light. Depending on which phosphor is in the product will determine how long the light lasts."
]
} | [] | [] | [
[]
] | ||
21zbz6 | how do directors/producers take extra noise/people out when they're filming in busy areas? | I live in NOLA so I often walk through film sets, and I've wondered this a lot. Recently, I walked through NCIS filming on Bourbon, and the area was PACKED with loud tourists trying to get on set/yelling/etc. How do you keep those kind of people out of the finished product? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21zbz6/eli5_how_do_directorsproducers_take_extra/ | {
"a_id": [
"cghusui",
"cghw908",
"cghwldt"
],
"score": [
2,
4,
4
],
"text": [
"Certainly not the full answer, but part of it has to do with selecting the right mic that only picks up sounds from the area they're trying to record. Different mic designs can pick up sounds from all d... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Microphone#Microphone_polar_patterns"
],
[],
[]
] | |
2k94g4 | why is the guess who not inducted into the rock n' roll hall of fame? | _URL_0_
I really do think it's a travesty. I think it is because the HOF doesn't typically like Canadians. They also snubbed Steppenwolf. Hopefully this glaring error is rectified soon. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2k94g4/eli5_why_is_the_guess_who_not_inducted_into_the/ | {
"a_id": [
"clj2jqx",
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"score": [
3,
3
],
"text": [
"I don't think it's necessarily their country of origin keeping them out of the HOF.... HOF's are overrated. They aren't a one hit wonder that's for sure. Kind of like Todd Rundgren... under-appreciated. ",
"If you have t... | [] | [
"http://en.wikipedia.org/wiki/The_Guess_Who"
] | [
[],
[]
] |
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