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 |
|---|---|---|---|---|---|---|---|---|---|
41v1vu | if we were to go extinct today, would earth be able to erase any evidence of us completely? | I don't just mean fossils and stuff but all these constructions, bridges, heavy steel stuff etc. Would they be identifiable in a million years? Or a billion? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41v1vu/eli5_if_we_were_to_go_extinct_today_would_earth/ | {
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... | [] | [] | [
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"http://www.ucmp.berkeley.edu/bacteria/cyanofr.html"
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1mdbyj | why do humans feel shame? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1mdbyj/eli5_why_do_humans_feel_shame/ | {
"a_id": [
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"text": [
"It's a social emotion similar to embarrassment. When you feel shame, it's usually from doing something not socially accepted and whatnot, so you feel a bad emotion to be discouraged from doing it again, as humans are social ... | [] | [] | [
[],
[]
] | ||
3t9nev | why its carl's jr. on the western half of the u.s and hardee's on the midwestern/some eastern | I know they essentially serve the same things, but why two different names. Also, are there any other companies that do this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3t9nev/eli5_why_its_carls_jr_on_the_western_half_of_the/ | {
"a_id": [
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"score": [
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"text": [
"I know that burger king in Australia is called hungry jacks! This is due to naming rights for burger king in Australia. it could be something similar to this",
"Carl's and Hardees were originally different restaurant cha... | [] | [] | [
[],
[]
] | |
6l8v3i | how does lying to yourself work? | How do people actually believe the lies they tell themselves to be true, even though they "know" it's not? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6l8v3i/eli5_how_does_lying_to_yourself_work/ | {
"a_id": [
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"score": [
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"text": [
"I feel like this is a psychology question, and I am in no way an expert, but maybe this helps:\n\nYour every actions come from your brain, and every decision you make is made after considering your options.\n\nAs you get old... | [] | [] | [
[],
[]
] | |
3zyrz0 | what exactly is a bruised bone? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3zyrz0/eli5_what_exactly_is_a_bruised_bone/ | {
"a_id": [
"cyq49lf"
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"score": [
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"text": [
"A bone bruise, or a bone contusion, is an injury to bone typically caused by trauma that results in [microscopic fractures and the build-up of blood and fluid in the surrounding tissue and bone](_URL_0_). Bone bruises can be very painful but are... | [] | [] | [
[
"http://www.md-health.com/images/10401984-bone-bruise.jpg"
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2drx86 | why do people have pairs of chromosomes? what does that do? | Ok, so people have 23 pairs of chromosomes, for a total of 46. What's the difference between the two chromosomes in a pair? Why are there two, what makes them a pair, what purpose does it serve?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2drx86/eli5_why_do_people_have_pairs_of_chromosomes_what/ | {
"a_id": [
"cjsft4w"
],
"score": [
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],
"text": [
"You get one chromosome from each parent. It increases genetic diversity by giving you one from each parent, rather than just one chromosome from one parent."
]
} | [] | [] | [
[]
] | |
1unpen | how do i perceive myself as a single entity, when i'm actually composed of a group of cells that are each self replicating blocks of life? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1unpen/eli5_how_do_i_perceive_myself_as_a_single_entity/ | {
"a_id": [
"cejwlcr",
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"cekapl1",
"cekau03",
"cekaubf",
"cekavyo",
"cekay4p",
"cekbkoh",
"c... | [] | [] | [
[],
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],
[],
[],
[],
[],
[],
[
"https://www.youtube.com/watch?v=fjbWr3ODbAo"
],
[],
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[],
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[],
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"http://www.urbandharma.org/udharma8/imperm.html"
],
[],
[],
[],
[],
[],
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] | ||
2a7kf3 | how do seasons work around the world? is it summer everywhere, or is it just summer on a part of the world? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2a7kf3/how_do_seasons_work_around_the_world_is_it_summer/ | {
"a_id": [
"cis9jhd"
],
"score": [
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],
"text": [
"When it is summer in the northern hemisphere, it is winter in the southern hemisphere. When it is hot in the US, it is cold in Australia. When the days are long in the US, they are short in Australia. This is due to the tilted axis of the earth, ... | [] | [] | [
[]
] | ||
e7wad4 | how can we recall memories and imagine scenarios and see them visually, while also seeing and observing the current environment? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e7wad4/eli5_how_can_we_recall_memories_and_imagine/ | {
"a_id": [
"fa6l0kz",
"fa6l2dl",
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"score": [
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],
"text": [
"Your brain does lots of things simultaneously, if it didn't your heart would stop when you needed to take a breath, or when you thought about a math problem. \n\nNeedless to say, the thing you're seein... | [] | [] | [
[],
[],
[]
] | ||
17v8kv | putin's government in russia and the quality of democracy that exists there. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/17v8kv/eli5_putins_government_in_russia_and_the_quality/ | {
"a_id": [
"c896js4",
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],
"score": [
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14
],
"text": [
"Since you haven't gotten a bite, try posting in /r/askpolitics\n\nYou'll prob get a great answer.",
"Well, I lived in Russia during Putin's primetime. And in all honesty, 10 years ago he was the best thing that happene... | [] | [] | [
[],
[]
] | ||
69oj81 | what keeps a bowling lane from getting warped from thrown balls? | You always see those bowling ball videos of people punching through the ceiling and it coming back down, and you can hear it occasionally in public lanes where the release isn't really on point, so what keeps the wooden lane from getting warped, dinged, or dented? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/69oj81/eli5_what_keeps_a_bowling_lane_from_getting/ | {
"a_id": [
"dh85e3x",
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"score": [
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"text": [
" Wood lanes are shaved down usually every 2 years. Also the lanes are not 1 continuous piece of wood. There are sections. The front part of the lane (where balls land) are made of a harder wood.\n\n Most lanes today are ma... | [] | [] | [
[],
[]
] | |
adhakp | is there a reason why all or most ip addresses begin with 192.168..? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/adhakp/eli5_is_there_a_reason_why_all_or_most_ip/ | {
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"text": [
"These are internal IP addresses. If you are on a home network, you will have this IP address. Even if you have one computer on a wireless router connected t... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Private_network",
"https://en.wikipedia.org/wiki/Network_address_translation"
],
[
"https://www.lifewire.com/what-is-a-private-ip-address-2625970"
],
[],
[]
] | ||
dcea88 | why are americans so obsessed with halloween? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dcea88/eli5_why_are_americans_so_obsessed_with_halloween/ | {
"a_id": [
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"text": [
"Why not, enjoy the h... | [] | [] | [
[],
[],
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] | ||
5fjq51 | why are some people great at abstract thinking but terrible at algebra which involves it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5fjq51/eli5_why_are_some_people_great_at_abstract/ | {
"a_id": [
"dakqh89"
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"score": [
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"text": [
"Math requires abstract thinking to understand why you're supposed to do certain things, but not to literally do them. You need abstract thinking to understand why you can divide two from both sides of 2x=4, but not to do it.\n\nThe people that ar... | [] | [] | [
[]
] | ||
3w3q7w | the yahoo-alibaba spin-off | I read the articles but because of the terminology i didn't quite understand how that affects the company, the products and the board. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3w3q7w/eli5_the_yahooalibaba_spinoff/ | {
"a_id": [
"cxt2gu2",
"cxt7lfq"
],
"score": [
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2
],
"text": [
"Yahoo is doing terribly and its' core business is pretty much worthless. However, Yahoo owns a lot of shares in a company called Alibaba, which is actually very profitable. So they want to get rid of their actual business an... | [] | [] | [
[],
[]
] | |
37gbr2 | the bill of rights | Each of the amendments. I'm trying to understand it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37gbr2/eli5_the_bill_of_rights/ | {
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"text": [
"**First Amendment**\n\n*Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the ... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Natural_and_legal_rights"
],
[]
] | |
zfmxv | the philosophical concept of epiphenomenal qualia and jackson's "mary" thought experiment. | I have to write an essay on this and I just don't know how to write anything of substance. I don't understand why it's not an open and shut 'Yes, she does learn something new; what it is to actually experience the colour red' case. I was comparing it to something like -knowing everything there is to know about the theo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/zfmxv/eli5_the_philosophical_concept_of_epiphenomenal/ | {
"a_id": [
"c645yfw"
],
"score": [
2
],
"text": [
"It's not open and shut because it's not demonstrable that Mary *has* learned anything new. [Mary's room](_URL_1_) has been argued by greater (or at least more singularly focused) minds than either of ours, and yet they still disagree.\n\nThis is ... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Retina",
"https://en.wikipedia.org/wiki/Mary's_room",
"https://en.wikipedia.org/wiki/Cone_cell"
]
] | |
2nozip | the lake effect, as in what happened in buffalo. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2nozip/eli5_the_lake_effect_as_in_what_happened_in/ | {
"a_id": [
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2
],
"text": [
"Basically, the Lake Effect is what happens when cold air moves over warmer water, picking up water vapor which freezes in the air, and then comes down as snow when the air moves downwind to land. Since Buffalo is right next ... | [] | [] | [
[],
[]
] | ||
yxdnd | what are the blue and orange/yellow lines that i see on the edges of everything when i have my glasses on? | Whenever I use my glasses (not contacts), I will see on the side of every vertical edge, a side with a blue glow, and a side with an orange/yellow glow. I don't see the glow without my glasses of course. But, what is it? And what causes it? Can anything be done to glasses to prevent it from happening? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/yxdnd/eli5_what_are_the_blue_and_orangeyellow_lines/ | {
"a_id": [
"c5znkir"
],
"score": [
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],
"text": [
"You are nearsighted, your eyeglass lenses are concave, and the outer edges act like prisms that split up light into its component colors. A white object, seen through the edge of your lenses, will appear to have a reddish halo that oozes out tow... | [] | [] | [
[]
] | |
5hhhd7 | does having a "will to live" help you overcome a severe illness or injury, and if so, how? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hhhd7/eli5does_having_a_will_to_live_help_you_overcome/ | {
"a_id": [
"db08kx2",
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"score": [
3,
2,
2
],
"text": [
"Definetly. Someone who has given up on everything is less likely to think about his/hers well being. As someone who has a will to live will check up symptoms, have less anxiety. Some cures in life are r... | [] | [] | [
[],
[],
[]
] | ||
69eom4 | when nuclear weapons were added to the us arsenal, why was the ability to launch them given to the president of the united states and not congress? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/69eom4/eli5when_nuclear_weapons_were_added_to_the_us/ | {
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"score": [
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"text": [
"Because the main purpose of a nuclear weapon ... | [] | [] | [
[],
[],
[],
[],
[],
[
"http://blog.nuclearsecrecy.com/2016/11/18/the-president-and-the-bomb/"
],
[],
[],
[],
[]
] | ||
1osowz | why are the baby boomers considered the worst generation? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1osowz/eli5_why_are_the_baby_boomers_considered_the/ | {
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"text": [
"Obviously this is subjective, but there's a very strong case to be made that baby boomers are the most selfish generation. See [this](_URL_1_) and [this](_URL_0_) and [this](_URL... | [] | [] | [
[
"http://www.nytimes.com/2012/07/30/opinion/keller-the-entitled-generation.html?_r=0",
"http://www.dailymail.co.uk/news/article-2055497/JEREMY-PAXMAN-Baby-Boomers-selfish-generation-history.html",
"http://www.esquire.com/features/worst-generation-0400"
],
[],
[],
[
"http://www.esquire.com/f... | ||
21m6wj | why my car windows do this and how i can prevent it? mostly happens in rain. | _URL_0_ It's dangerous and I'm not sure how to deal with it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21m6wj/eli5_why_my_car_windows_do_this_and_how_i_can/ | {
"a_id": [
"cgedsb7",
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"score": [
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3
],
"text": [
"It's condensation because of the temperature/humidity difference between the cabin of your vehicle and outside.\n\nThey make antifogging coatings that you can use (rainx makes one, for instance) but for... | [] | [
"http://imgur.com/zedWjrF"
] | [
[],
[],
[]
] | |
55sjzk | do those pedestrian button things at traffic lights actually do anything? how do they work? | Or is it like elevator door close buttons and office thermostats, where it's only there to make people think they have control?
If they actually do anything, how do they work? They don't seem to be wired to anything, if anything they seem bolted on and it's as if they're usually connected to nothing at all. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/55sjzk/eli5_do_those_pedestrian_button_things_at_traffic/ | {
"a_id": [
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"score": [
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2
],
"text": [
"They simply activate the walk and don't walk lights.\n\nSome activate lights in high traffic areas. For instance, on a main road there might be a factory that employs a large amou... | [] | [] | [
[],
[],
[],
[]
] | |
2y2k5z | how does the common signature hold so much power confirming identity? anyone could copy it and there are much better tools available. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2y2k5z/eli5_how_does_the_common_signature_hold_so_much/ | {
"a_id": [
"cp5milt",
"cp5p5ws"
],
"score": [
3,
2
],
"text": [
"Signatures don't confirm identity, they affirm it. When you sign something, you're making a promise that you're the person named in the document.",
"It doesn't prove identity, it proves intent. Notarizations are used to... | [] | [] | [
[],
[]
] | ||
k43hb | copyright / trademarks. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/k43hb/eli5_copyright_trademarks/ | {
"a_id": [
"c2hd6fn",
"c2hd6fn"
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"score": [
3,
3
],
"text": [
"**Copyright:** You wrote something, and nobody else gets to make copies unless you say they can. Also they don't get to make a movie of your book, or a performance of your play, unless you say they can. There are some except... | [] | [] | [
[],
[]
] | ||
3eoobm | why don't big companies get hitmen to off people who successfully sue them? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3eoobm/eli5_why_dont_big_companies_get_hitmen_to_off/ | {
"a_id": [
"ctgwueh"
],
"score": [
2
],
"text": [
"It's not particularly easy to commit murder without leaving a trail to follow. It's too much of a risk for the company. "
]
} | [] | [] | [
[]
] | ||
1s8ffp | the void | I have no idea how this works.
_URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1s8ffp/eli5_the_void/ | {
"a_id": [
"cdv15ru",
"cdv8dkz"
],
"score": [
4,
2
],
"text": [
"Instructions were not clear. I hurt my back trying to shake my 27 inch CRT monitor.",
"Had no effect on me\rConclusion: I'm batman "
]
} | [] | [
"http://i.imgur.com/WvdmV7S.png"
] | [
[],
[]
] | |
8sb8mq | why does symmetry make people look more attractive? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8sb8mq/eli5_why_does_symmetry_make_people_look_more/ | {
"a_id": [
"e0y113l"
],
"score": [
4
],
"text": [
"Not 100% sure about this but I think that it is in our genes. \n\nSymmetry is associated with healthiness. Back then when it was \"only the strongest survive\" symmetry was (and is) a sign of a healthy individual with good genes.\n\nIf you have a... | [] | [] | [
[]
] | ||
38apug | what exactly happened in the olympic boycotts in 1980/84? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38apug/eli5_what_exactly_happened_in_the_olympic/ | {
"a_id": [
"crtm22h",
"crtnchp",
"crtnz7n"
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"score": [
2,
11,
2
],
"text": [
"That was the one Russia hosted right? Basically no one went there to spend money in Russia while they spent money to host it and sped up their financial collapse of the soviet union.",
"There were... | [] | [] | [
[],
[],
[]
] | ||
3qb4er | the who announcement regarding processed meats. | What defines "processed"? Is this only about red meat and not say, Turkey/Chicken? What is the science behind this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3qb4er/eli5_the_who_announcement_regarding_processed/ | {
"a_id": [
"cwdno3k"
],
"score": [
11
],
"text": [
"So first off you really need to understand what the numbers look like here. We're talking about maybe 34,000 cases worldwide. Almost 13 million cases of cancer are diagnosed every year. So even if we take this announcement at face value, you'... | [] | [] | [
[]
] | |
393amq | when i eat apples my face sweats, why reddit | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/393amq/eli5when_i_eat_apples_my_face_sweats_why_reddit/ | {
"a_id": [
"cs006ld",
"cs00fbt"
],
"score": [
3,
3
],
"text": [
"Are you allergic to apples? I never had this happen or heard of it happening to anyone. Bot pls don't kill me :( Friend bot?",
"Sounds to me like an alergic reaction.\n\nDoes it happen with apple juice?\n\nstop eating ap... | [] | [] | [
[],
[]
] | ||
5wi89i | what happens to water when it goes stale? | What happens to the water to give it that tangy, metal-like taste? Is it something to do with the plastic bottles? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5wi89i/eli5_what_happens_to_water_when_it_goes_stale/ | {
"a_id": [
"deacv0b",
"deaj870"
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"score": [
4,
13
],
"text": [
"Part of it has to do with some of the gasses inside the water evaporating out, like how when you leave water out for a while it starts developing little bubbles along the walls of the glass.\n\nThe rest, as you mentioned, i... | [] | [] | [
[],
[]
] | |
3b2oc4 | why hasn't a car company come up with a new better performing, more efficient air cooled engine? | It seems like you get more space, save weight, and reduce complexity with an air cooled engine. Why hasn't a manufacturer put R & D into making a modern version for today's compact cars? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3b2oc4/eli5_why_hasnt_a_car_company_come_up_with_a_new/ | {
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"score": [
12,
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5
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"text": [
"Ironic username is ironic. \n\nI think engineers like water cooling because it helps solve a number of problems. It quiets the engine, provides a reliable source of heat for the HVAC systems and allows... | [] | [] | [
[],
[],
[]
] | |
lj043 | time signatures | Like I'm 5, please. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/lj043/eli5_time_signatures/ | {
"a_id": [
"c2t2p0a",
"c2t3l9w",
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9,
2
],
"text": [
"Simply, a time signature is the number of beats in a measure.\n\nListen to a piece of popular modern music, and count the beats. You'll most likely notice that it goes BOOM dot dot... | [] | [] | [
[
"http://www.youtube.com/watch?v=422-yb8TXj8&t=1m22s",
"http://www.youtube.com/watch?v=b2pKyRAP7tY",
"http://www.youtube.com/watch?v=L0bcRCCg01I",
"http://www.youtube.com/watch?v=7zKdjmBKjHI&t=2m",
"http://www.youtube.com/watch?v=_5r8sa863Ts",
"http://www.youtube.com/watch?v=HXjpiAQ... | |
2z7gxr | how come i wake up a minute or two before my bus stop more or less like clockwork when i fall asleep on the bus? | I've been commuting for 6 years and I've been taking the same bus line for those years and almost every time I take it in the afternoon I fall asleep and wakeup in just in time to press stop and get off.
I've been thinking about it and I can think of any que that really indicates that it's the right stop unless I'm un... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2z7gxr/eli5_how_come_i_wake_up_a_minute_or_two_before_my/ | {
"a_id": [
"cpgdbgu",
"cpgen89"
],
"score": [
2,
7
],
"text": [
"Same here. I've always thought that it's about habit - even when you aren't fully conscious, so long as it's not a truly deep sleep, a body probably has to stay aware of its surroundings (in case of danger?), and therefore, ... | [] | [] | [
[],
[]
] | |
cwr3gu | why is brown rice so much dryer than white rice? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cwr3gu/eli5_why_is_brown_rice_so_much_dryer_than_white/ | {
"a_id": [
"eye2vvh"
],
"score": [
3
],
"text": [
"Brown rice is just white rice that hasn't been processed so it still has a thing called a bran layer. \n\nThe bran layer is a tough fiberous coating. It isn't very absorbent and it surrounds the outside of the rice grain, so when you feel it in y... | [] | [] | [
[]
] | ||
a9v9s3 | how do glow sticks light up when broken | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a9v9s3/eli5_how_do_glow_sticks_light_up_when_broken/ | {
"a_id": [
"ecmr9c6",
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"ecmrb81"
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"score": [
2,
3,
6
],
"text": [
"They contain two chemicals that, when mixed, produce light. One of these chemicals is stored in a thin glass vial. When you crack the stick, the chemicals start mixing & the reaction can take place.... | [] | [] | [
[],
[],
[]
] | ||
1nh9sq | how they change wedding rings size without cutting? | How jewelry shops changes wedding rings size without cutting?
I saw this machine, but i dont know how it works. How can you change the size and keep the same size (yo dawg)?
Does it make the ring thinner?
_URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nh9sq/eli5_how_they_change_wedding_rings_size_without/ | {
"a_id": [
"ccikv8o",
"ccimnzc"
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"score": [
2,
3
],
"text": [
"The machine linked in the OP stretches the ring to make it larger, or compresses it in one of those dies around the base to make it smaller. Gold is pretty malleable, so it's not terribly hard to change its size this way. Ye... | [] | [
"http://i.imgur.com/lnCkuP9.jpg"
] | [
[],
[]
] | |
fvpv99 | why do modern phones lack the soap opera effect of modern tvs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fvpv99/eli5_why_do_modern_phones_lack_the_soap_opera/ | {
"a_id": [
"fmjxd4o",
"fmk0pj3",
"fmk1pae"
],
"score": [
5,
4,
4
],
"text": [
"I think they r referring to that hyper realistic quality in the picture.. i dont like it..it does remind me of a soap opera..I thought i was high the first time i saw it on someones tv..",
"The effe... | [] | [] | [
[],
[],
[]
] | ||
1wn5br | how do companies like primerica make you money? | I want to save for retirement but I don't understand how IRAs make you money or how dependable a company like Primerica is. I don't know how stock generates money. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1wn5br/eli5_how_do_companies_like_primerica_make_you/ | {
"a_id": [
"cf3l3vo",
"cf3mezc",
"cf3nt7g"
],
"score": [
6,
8,
2
],
"text": [
"These companies are known as \"Multi-Level Marketing\" and have a structure *very* similar to that of a pyramid scheme (though legally, because they have a product they aren't classed as pyramid schemes... | [] | [] | [
[],
[
"https://www.consumeraffairs.com/employment/primerica.html",
"http://www.ripoffreport.com/r/Primerica-Ripoff-Report-Verified-Safe/Edmonton-Alberta/REVIEW-Primerica-offers-excellent-business-opportunities-stands-behind-its-products-s-23615",
"https://web.archive.org/web/20070208210054/http://www.... | |
4tlpo9 | why are fiber-optic connections faster? don't electrical signals move at the speed of light anyway, or close to it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4tlpo9/eli5_why_are_fiberoptic_connections_faster_dont/ | {
"a_id": [
"d5i9bk8",
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"d5iot35",
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"d... | [] | [] | [
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"https://www.youtube.com/watch?v=k_okcNVZqqI",
"http://www.extremetech.com/computing/151498-researchers-create-fib... | ||
60cvp0 | why do so many superhero origin stories involve parents dying? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60cvp0/eli5_why_do_so_many_superhero_origin_stories/ | {
"a_id": [
"df5c5tx",
"df5ceoo",
"df5chgt"
],
"score": [
3,
2,
5
],
"text": [
"Parents are only there to cause angst for the hero. If they're loving and supportive they must die. If they're not then they're mean and abusive so the hero must run away bemoaning his fate.",
"Beca... | [] | [] | [
[],
[],
[]
] | ||
236qf1 | what's the difference between cables that send power and cables that send data? how come phone cables can do both? | How come the cables that come from a computer's power supply send JUST power and what is difference between those cables and the SATA cables that send data. Following that, why can the iPhone and Android cables send power and transfer data - is it due to it being USB?
Thanks, just a niggling query that I've never had ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/236qf1/eli5_whats_the_difference_between_cables_that/ | {
"a_id": [
"cgtzant",
"cgu0u23"
],
"score": [
4,
4
],
"text": [
"At each end of every cable is a connector. Typically cables have a male connector that plugs into the female connector on a device. On every connector there are multiple \"pins\" or connection points. You solder a wire to ea... | [] | [] | [
[],
[]
] | |
9rmy0m | how do public policy think-tanks work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9rmy0m/eli5_how_do_public_policy_thinktanks_work/ | {
"a_id": [
"e8ifgpw"
],
"score": [
3
],
"text": [
"They get paid to think about problems and write reports of their conclusions. The analysts that work in these places combine expertise in the subject matter (economics, foreign policy, ...) with critical thinking and analysis skills to explore t... | [] | [] | [
[]
] | ||
4v3phu | why do you need to pay to get a divorce and pay to get married? | Update: Thank you guys for educating me! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4v3phu/eli5_why_do_you_need_to_pay_to_get_a_divorce_and/ | {
"a_id": [
"d5v6phv",
"d5v9nn2",
"d5visau"
],
"score": [
4,
2,
5
],
"text": [
"Because it requires paperwork which your government has decided it will charge a fee to process.\n\nGenerally it is a nominal fee. Is ~$10 really stopping anyone from getting hitched?",
"Previous an... | [] | [] | [
[],
[],
[]
] | |
9i5n8z | how can we drive for minutes, maybe even hours, without really paying attention to the road? i have daydreamed and come back and not known what has happened the past 15 minutes. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9i5n8z/eli5_how_can_we_drive_for_minutes_maybe_even/ | {
"a_id": [
"e6h1l2w",
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"e6h2a4n"
],
"score": [
5,
4,
7,
27,
20,
2,
2
],
"text": [
"Seriously, I kind of shutter every time it happens",
"Driving involves a lot of habits and muscle memory. Y... | [] | [] | [
[],
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Automaticity",
"https://en.wikipedia.org/wiki/Highway_hypnosis"
],
[],
[]
] | ||
23u67r | why is it impossible to stop thinking? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23u67r/eli5_why_is_it_impossible_to_stop_thinking/ | {
"a_id": [
"ch0nhof",
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"score": [
29,
5,
9,
4,
5,
20,
2
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"text": [
"Some kinds of meditation are the attempt to silence your thoughts. Through willpower and training you can silenc... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
385405 | caitlyn jenner in vanity fair and the big deal of it? | I dont follow these sorts of things but it has popped up in my FB feed and people are praising her for being a strong women and all that.
What is the significance of this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/385405/eli5caitlyn_jenner_in_vanity_fair_and_the_big/ | {
"a_id": [
"crscuae",
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"crscyhq",
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"score": [
4,
2,
2,
3
],
"text": [
"Caitlyn Jenner was formerly Bruce Jenner, an internationally renowned Olympic athlete who was the face of masculinity and athleticism in the 1970s. She recently came out as transge... | [] | [] | [
[],
[],
[],
[]
] | |
2r6wzq | why is the credit card considered so secure if all the information required to make a purchase is on the card? | There isn't any memorisation (such as PINs) aspect to the credit card. To make a purchase from one, you just need the physical (or a photo of the) card. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2r6wzq/eli5_why_is_the_credit_card_considered_so_secure/ | {
"a_id": [
"cnd0v17",
"cnd1ttu"
],
"score": [
2,
3
],
"text": [
"Though chip/PIN aspect protects the cardholder and merchant from one type of fraud, the security procedures and insurance of the entire industry protects both from the other type of fraud.\n\nLet's say I have your credit car... | [] | [] | [
[],
[]
] | |
1vw2s5 | why are most corporations considered evil? | I have never fully researched or looked into the world of corporations and all the things they do (or don't do) most of what I do know is based on peers or people around me talking about it. For example? Company's like EA or Bayer (knowingly giving medication that could give HIV). I have recently decided to expand my k... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vw2s5/why_are_most_corporations_considered_evil/ | {
"a_id": [
"cewbpye",
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"cewc6oo",
"cewclcx",
"ceweux7"
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"score": [
10,
5,
7,
2,
2,
4
],
"text": [
"Most corporations aren't evil and just do useful things like make your bread for your breakfast toast or make wires for your house.\n\n... | [] | [] | [
[],
[
"http://youtu.be/QJuxb7HddOM"
],
[],
[],
[],
[]
] | |
34h6t0 | - if hiv can take up to 6 months to show up on a blood test, how do they know donated blood is safe? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/34h6t0/eli5_if_hiv_can_take_up_to_6_months_to_show_up_on/ | {
"a_id": [
"cqungia"
],
"score": [
6
],
"text": [
"They generally eliminate high risk classes from donating blood. There are a lot of reports that confirm that HIV transmits faster from certain ways over others. They make sure to ask people questions about their lifestyle to figure out whether ... | [] | [] | [
[
"http://www.cbc.ca/strombo/news/canadas-tainted-blood-scandal"
]
] | ||
5igz5z | how'd the yahoo "hacking" happen? | Mainly just the title, shellshocking? What's that? And I saw on a couple of sites that only some details of accounts had been revealed, name and date of birth, but it says that "the internal servers were compromised" am I just reading dodgy sources? why wouldn't they take stuff like credit card details? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5igz5z/eli5_howd_the_yahoo_hacking_happen/ | {
"a_id": [
"db8mzxr"
],
"score": [
2
],
"text": [
"According to [the post from Yahoo](_URL_0_) \n > For potentially affected accounts, the stolen user account information may have included names, email addresses, telephone numbers, dates of birth, hashed passwords (using MD5) and, in some cases, ... | [] | [] | [
[
"https://yahoo.tumblr.com/post/154479236569/important-security-information-for-yahoo-users",
"https://en.wikipedia.org/wiki/Shellshock_(software_bug)"
]
] | |
3bih4k | why do we find the natural human odor to be so offensive? are there other animals who are put off by the smell of their own species? | It's summer. I can't be in the same room with people who don't shower every day and use deodorant. Why do people in their natural state smell so bad? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3bih4k/eli5_why_do_we_find_the_natural_human_odor_to_be/ | {
"a_id": [
"csme7fs"
],
"score": [
2
],
"text": [
"Well, that's not \"natural human odor\" you're smelling. What you're smelling are actually mostly the chemical byproducts of bacteria eating all the oils and things in your sweat.\n\nThese bacterial byproducts are actually some of the same chemic... | [] | [] | [
[]
] | |
5jw3g3 | security codes on credit cards | Was it useful at some point? Because it seems that the contemporary method of keylogging to get credit card information a 3 digit code would be just as vulnerable as the 16 digit ID preceding it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5jw3g3/eli5_security_codes_on_credit_cards/ | {
"a_id": [
"dbjgops"
],
"score": [
3
],
"text": [
"It makes it harder to use stolen credit card data for online purchases without the physical card. The 3 digit code is not stored on the cards magnetic strip, it's only printed on the card itself, so if the card's data is surreptitiously stolen us... | [] | [] | [
[]
] | |
61a8pg | how can a baseball player throw 95 mph baseball when a boxer's top punching speed is around 25 mph? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/61a8pg/eli5_how_can_a_baseball_player_throw_95_mph/ | {
"a_id": [
"dfcwkia"
],
"score": [
2
],
"text": [
"Because the speed of a pitch comes from the whip of the arm accelerating the ball. The punch is just arm movement. The two are not connected when it comes to speed. "
]
} | [] | [] | [
[]
] | ||
38qqgi | when and why will the current tech boom end? what are the implications for the overall economy? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38qqgi/eli5when_and_why_will_the_current_tech_boom_end/ | {
"a_id": [
"crx3ngw",
"crx46bd"
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"score": [
4,
3
],
"text": [
"\"Tech\" is a very big field with many sub genres if you like. The 70-90s boom was the personal computer, 00s-10s was the the internet era and to a certain extent it's still going. The next few years will see lots of wearabl... | [] | [] | [
[],
[]
] | ||
37xrsi | why do games nowadays get sold at normal price unfinished? is it just for money, or is the gaming industry creating such massive games they can't release all the content at once? | I saw this post about how when you bought a game, it was like buying a whole meal. Nowadays, it seems like you pay for each ingredient separately for an entire game.
Link to what Im talking about: _URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37xrsi/eli5_why_do_games_nowadays_get_sold_at_normal/ | {
"a_id": [
"crqnz0x",
"crqo2q7"
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"score": [
8,
5
],
"text": [
"I'm 33 years old and was heavily involved in gaming when I was a teenager. I'm not the most OG guy around, but I remember a \"back in the day\" story or two.\n\nYou are remembering with rose colored glasses what \"then\" wa... | [] | [
"http://imgur.com/o5ojiDy"
] | [
[],
[]
] | |
1q7l87 | need some physics help to explain why or how this works? (xpost from r/lifehacks) | Hello ELI5, need some help getting some science stuff down. This was a recent life hacks post, started a small controversy about why/why not it works (see comments). I'm not interested in if its a good hack or not, but mainly just the idea as to whether the flower pots actually do help generate more heat and faster. Th... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1q7l87/eli5need_some_physics_help_to_explain_why_or_how/ | {
"a_id": [
"cda1e3k"
],
"score": [
2
],
"text": [
" > ...mainly just the idea as to whether the flower pots actually do help generate more heat and faster.\n\nDefinitely not. The flower pots are only insulating the heat given off by the candles, so it won't dissipate as fast (the same way a therm... | [] | [
"http://ww.reddit.com/r/lifehacks/comments/1q4v6k/heat_a_room_for_pennies_a_day/",
"https://www.youtube.com/watch?v=brHqBcZqNzE"
] | [
[]
] | |
1woj0j | why is it that when you quit smoking you get sick and cough so much. | It happened to me when i quit smoking and I heard from some of my ex smoking friends. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1woj0j/eli5_why_is_it_that_when_you_quit_smoking_you_get/ | {
"a_id": [
"cf3y0n9",
"cf3y25c",
"cf3zw18"
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"score": [
2,
2,
2
],
"text": [
"Nicotine is a physically addictive drug meaning that your body developed a physical dependence on the drug being in your system.\n\nWithout the nicotine your body starts to go through withdrawal symptom... | [] | [] | [
[],
[],
[]
] | |
6njlvs | how is the price of a book determined? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6njlvs/eli5_how_is_the_price_of_a_book_determined/ | {
"a_id": [
"dk9y34x"
],
"score": [
2
],
"text": [
"Supply and demand. Books with small publishers and high demand are expensive. Famous authors are expensive. Books that are considered up-and-coming stars are given better jackets and priced higher than new books that the publisher has deemed serv... | [] | [] | [
[]
] | ||
2bdgtw | what are the major differences between aerobic and anaerobic exercise? | What are the benefits of each? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bdgtw/eli5_what_are_the_major_differences_between/ | {
"a_id": [
"cj48old"
],
"score": [
3
],
"text": [
"Aerobic exercises are often classified as cardio and endurance work outs. They focus on doing light exercises for long periods of time to help the blood flow and help muscle groups learn to work for extended periods of time. This is what's most o... | [] | [] | [
[]
] | |
k9zbq | please explain me why some people believe the world trade center catastrophy was a conspiracy act | **EDIT:** Thank you very much for the answers! I'm going to read them all after I get home from university.
Again, thanks everyone for explaining | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/k9zbq/please_explain_me_why_some_people_believe_the/ | {
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... | [] | [] | [
[
"http://www.loosechangeguide.com/LooseChangeGuide.html",
"http://www.reddit.com/r/conspiracy/comments/jx0ef/the_earthquake_on_the_east_coast_was_not_caused/"
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"http://www.rememberbuilding7.org/"
],
[],
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[],
[],
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[],
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"http://en.m.wikipedia.org/wiki/Operation_Northwoo... | |
5hwxb1 | if older cartoons and animated movies were drawn by hand, how did they get the coloring so even and clean, unlike paintings for example? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hwxb1/eli5_if_older_cartoons_and_animated_movies_were/ | {
"a_id": [
"db3ku67",
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3,
48,
2
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"text": [
"It all depends on the medium used. For example, paintings often use canvas (usually with a rough surface for better paint adherence) and acrylic or oils, which tends to be thick and don't evenly mix th... | [] | [] | [
[],
[],
[]
] | ||
b67wqp | why does tea taste sweeter after it cools down? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b67wqp/eli5_why_does_tea_taste_sweeter_after_it_cools/ | {
"a_id": [
"ejj3thb"
],
"score": [
2
],
"text": [
"You generally tastes less when drinking really hot things or really cold things, partially due to how fast you tend to move it to parts of your mouth that are less sensitive, and others are signals being mixed with how hot/cold/pain you are feeli... | [] | [] | [
[]
] | |
3p28b7 | canadian's election are really close. can you explain what we should know? (young guy that knows nothing and want to make the best decision) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3p28b7/eli5_canadians_election_are_really_close_can_you/ | {
"a_id": [
"cw2ilju",
"cw2irre",
"cw2k34k"
],
"score": [
4,
6,
3
],
"text": [
"As a fellow first Time voter, I have the dilemma of listening to the politicians speak agreeing with somethings they say, then they say something else and I think \"and YOU want to lead this country\". ... | [] | [] | [
[],
[],
[
"http://www.votecompass.com/"
]
] | ||
8rbt5l | why can't we build a car that generates its power from the wheels turn like a windmill | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8rbt5l/eli5_why_cant_we_build_a_car_that_generates_its/ | {
"a_id": [
"e0pzla6"
],
"score": [
2
],
"text": [
"Because energy transfer isn't perfect, and the energy you'd expend getting the wheels to turn is WAYYY more than the energy you'd get back trying to use the spinning wheels to turn a generator. \n\n"
]
} | [] | [] | [
[]
] | ||
b8dxyd | why are illicit drugs cut with dangerous chemicals? | I often see articles on drugs being cut with dangerous chemicals. Like mdma tablets containing paint thinner.
Why is this the case? Why not just use something like flour if you are trying to save money on production | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b8dxyd/eli5_why_are_illicit_drugs_cut_with_dangerous/ | {
"a_id": [
"ejxxh6t"
],
"score": [
2
],
"text": [
"When you're making drugs \"at home' (ie - not a professional lab), you tend to cut corners and not buy everything from the most reputable chemical suppliers. Maybe you need a strong acid, why not grab battery acid or concrete cleaner? A strong ... | [] | [] | [
[]
] | |
1xl4ih | what happens to fines paid to government? | For example:
I was reading about the [Libor Scandal](_URL_0_) and it said...
"On 19 December 2012, UBS agreed to pay regulators $1.5 billion ($1.2 billion to the US Department of Justice --- ) for its role in the scandal."
...
Who gets the money in these cases? Does it just fund future investigations? Does this ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xl4ih/eli5what_happens_to_fines_paid_to_government/ | {
"a_id": [
"cfcc70y",
"cfcck95"
],
"score": [
2,
5
],
"text": [
"I'm sure there are a million and two different stories if you followed any of the money, but generally speaking it counts as revenue for that level of government. Like taxes and bond sales and then it gets allocated in some ... | [] | [
"http://en.wikipedia.org/wiki/Libor_scandal"
] | [
[],
[
"http://www.whitehouse.gov/sites/default/files/omb/budget/fy2014/assets/receipts.xls",
"https://en.wikipedia.org/wiki/Crime_Victims_Fund",
"http://ojp.gov/ovc/pubs/crimevictimsfundfs/intro.html",
"http://www.whitehouse.gov/omb/budget/Supplemental",
"http://www.taxpolicycenter.org/briefin... | |
15wcnt | how do the rsa securids work? | I saw [this post](_URL_0_) and decided to read up on what these devices do. Apprently, I'm having comprehension problems today because the Wikipedia page went right over my head. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/15wcnt/how_do_the_rsa_securids_work/ | {
"a_id": [
"c7qeux4",
"c7qf7kk",
"c7qgnmg"
],
"score": [
3,
2,
5
],
"text": [
"Normally, when you log into a server your user credentials are stored in some kind of database. This may be a *nix based system, or in Windows this will typically be Active Directory (AD).\n\nTo overly... | [] | [
"http://www.reddit.com/r/mildlyinteresting/comments/15w688/my_securid_code_was_all_zeros/"
] | [
[],
[],
[]
] | |
b3zf68 | why are the french riots with the yellow vest protestors not being reported at all in u.s. media? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b3zf68/eli5_why_are_the_french_riots_with_the_yellow/ | {
"a_id": [
"ej38nwj",
"ej38obf"
],
"score": [
3,
3
],
"text": [
"A combination of the fact that many people in the US don't care about foreign affairs to begin with and don't understand the reason for the Yellow Vest protests / riots and are therefore not interested, and that even if peop... | [] | [] | [
[],
[]
] | ||
765op1 | during the war of the currents, tesla and edison battled over superiority between alternating current (ac) and direct current (dc). why is alternating current regarded as more superior than direct current? | I know that the main difference between alternating current and direct current is that direct current flows from one direction while alternating current goes back and forth in the same circuit.
But what difference does it make? Why does this make alternating current superior than direct current? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/765op1/eli5_during_the_war_of_the_currents_tesla_and/ | {
"a_id": [
"dobghmc",
"dobgkg7",
"dobgzon",
"dod9020"
],
"score": [
13,
7,
3,
2
],
"text": [
"It is not really superior. Automobiles use direct current.\n\nThe one really important difference up to now is that transformers can be used to step up and down the voltage with a... | [] | [] | [
[],
[],
[],
[]
] | |
2y5804 | a breakdown of the marvel universe leading up to avengers: age of ultron. | Comic geek friends of mine are very excited about the upcoming new movie. I have a basic knowledge of each character and their personal world, but I never read the comics and am ignorant to how they are connected and the roles they play. Can anyone give me a cliff notes version? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2y5804/eli5_a_breakdown_of_the_marvel_universe_leading/ | {
"a_id": [
"cp6bx8y"
],
"score": [
2
],
"text": [
"They were once all separate heroes but they were eventually all recruited by S.H.I.E.L.D., a US government agency dedicated to detecting and neutralizing threats, both on earth and elsewhere.\n\nIt is a lot to go into so I agree with homeboi in s... | [] | [] | [
[]
] | |
78zg82 | what is this warm feeling that starts from the top of my face and goes down towards my body. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/78zg82/eli5_what_is_this_warm_feeling_that_starts_from/ | {
"a_id": [
"doxw593"
],
"score": [
2
],
"text": [
"Are you an alcoholic by any chance?"
]
} | [] | [] | [
[]
] | ||
as2lsq | how is it possible that the world collective debt is bigger than world collective wealth? can't we just annul all of the debt that shouldn't be there and go on? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/as2lsq/eli5_how_is_it_possible_that_the_world_collective/ | {
"a_id": [
"egrb20f",
"egrb8t7",
"egrbgqn"
],
"score": [
3,
2,
2
],
"text": [
"I think that debt IS wealth. If you got rid of the debt, it would remove all the wealth, because the wealth is made up of receivables. That’s one reason why you wouldn’t get a lot of support for this id... | [] | [] | [
[],
[],
[]
] | ||
5ghll7 | how does an old hospital get sanitized before being turned into another kind of institution? | What equipment is used? How does the cleaning process look like?
I recently ate lunch at an institution that aims to help improve peoples' fitness. The building once served as a place for tuberculosis treatment. It has not been renovated heavily - most rooms, walls, etc. is the same - so how did they sanitize that pla... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ghll7/eli5_how_does_an_old_hospital_get_sanitized/ | {
"a_id": [
"dasbkto",
"dasc6tr"
],
"score": [
9,
2
],
"text": [
"Would I be correct in understanding that you feel hospitals are DIRTIER than restaurants?\n\nThis seems to be a pretty strange thought, could you explain why you believe there needs to be extra steps taken other than the cle... | [] | [] | [
[],
[]
] | |
1vjxmo | why can't spinal discs be "re-hydrated" later in life? | I recently suffered a debilitating injury to my back where multiple discs were herniated and/or bulging. My lower discs in particular we affected. The specialist went on to tell me about how my upper spine had healthy, white "hydrated" discs while my lower spine had discs that were beginning to grey due to "old age" an... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vjxmo/eli5_why_cant_spinal_discs_be_rehydrated_later_in/ | {
"a_id": [
"ceszs6u",
"ceu40e8"
],
"score": [
6,
2
],
"text": [
"If your doctor didn't explain why, get a new one. He/she obviously doesn't care",
"Yeah sure you'd have to expect an explanation for treatment. Sadly I csn offer no bearing of expertise on such a matter but it came acros... | [] | [] | [
[],
[]
] | |
2euv49 | how does this .jpg file move like a .gif but when downloaded shows up as a .jpeg | _URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2euv49/eli5_how_does_this_jpg_file_move_like_a_gif_but/ | {
"a_id": [
"ck35cja"
],
"score": [
3
],
"text": [
"It's lies.\n\nThe filetype isn't determined by the extension - not in this context anyway - it's determined by metadata in the file that says it's a gif.\n\nMy image reader on the desktop chokes trying to read it because it naively trusts file ex... | [] | [
"http://i.imgur.com/M95MCVT.jpg"
] | [
[]
] | |
381u8z | difference between nightmares and night terrors | Has something to do with REM sleep? I just can't understand that Wiki article. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/381u8z/eli5_difference_between_nightmares_and_night/ | {
"a_id": [
"crrnrp9",
"crrtmz8"
],
"score": [
7,
2
],
"text": [
"The basics are that nightmares you wake up from and remember.\n\nNight Terrors you don't wake up, can call out / yell in your sleep, yet you won't remember that particular dream ( although you can remember the feeling the dr... | [] | [] | [
[],
[]
] | |
4mv8ek | how do we know that gravity curves spacetime and is not a force? | As I understand it, electromagnetism is a force but gravity changes the shape of spacetime. How do physicists understand this difference? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4mv8ek/eli5how_do_we_know_that_gravity_curves_spacetime/ | {
"a_id": [
"d3ylbpj",
"d3ymnbx",
"d3ynkah"
],
"score": [
3,
2,
2
],
"text": [
"The theory which describes gravity as the curvature of spacetime (Einstein's general theory of relativity) makes a lot of predictions. And many of those predictions [have been verified](_URL_0_), which ... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Tests_of_general_relativity"
],
[],
[]
] | |
6eizt0 | what do doctors do with the empty space after a half brain removing surgery | I can't spell the actual name of the surgery (hispherectomy?) but it's that surgery they give to epileptics where they cut out half your brain. What do they do with all that empty space in your head? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6eizt0/eli5_what_do_doctors_do_with_the_empty_space/ | {
"a_id": [
"dians7r"
],
"score": [
7
],
"text": [
"The procedure is called a hemispherectomy (hemi = half, sphere, ectomy = removal) and they don't do anything with the empty space. It ends up filling up with cerebrospinal fluid. It's not like they are going to put a prosthetic brain in there for... | [] | [] | [
[]
] | |
19wlxx | the different types of pencils 2b,b,whatever else there is | Follow up question-why in American movies(not from America) do in tests teachers tell you to get a specific pencil out | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19wlxx/eli5_the_different_types_of_pencils_2bbwhatever/ | {
"a_id": [
"c8ryfyp"
],
"score": [
8
],
"text": [
"Pencil leads come in a variety of hardnesses, obtained by altering the ratio of clay to graphite in the pencil. More clay makes the lead harder, but also means it makes a lighter mark. They are often used for engineering drawings because they pro... | [] | [] | [
[
"http://upload.wikimedia.org/wikipedia/commons/f/fa/PencilGradingChart.png"
]
] | |
8dc2tx | given the fragmented instant messaging market and the failure to create a standard protocol, why aren't there email clients that make using email more like instant messaging? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8dc2tx/eli5given_the_fragmented_instant_messaging_market/ | {
"a_id": [
"dxm2jbc"
],
"score": [
5
],
"text": [
"Huh? \n\nEmail essentially already is instant messaging, if the user utilizes it in that way. You can get notifications that pop up on your computer that tell you that you just got an email, and it's essentially instance. Your phone can tell you... | [] | [] | [
[]
] | ||
5wt455 | why are saltwater aquariums so hard to maintain, but the fish can live in the ocean with a lot more variables? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5wt455/eli5_why_are_saltwater_aquariums_so_hard_to/ | {
"a_id": [
"decsird",
"decsktd",
"decw5qy"
],
"score": [
2,
6,
10
],
"text": [
"The oceans are very large. The food or waste from a fish is a super tiny fraction. In only 100 gallons of water, it can build up and cause problems.",
"Because fish have evolved to live in the co... | [] | [] | [
[],
[],
[
"http://imgur.com/a/tLSeU",
"https://lumiere-a.akamaihd.net/v1/images/dory_characters_0afa6e45.jpeg?region=0,0,1200,778",
"http://www.bbc.com/news/world-australia-38127320",
"https://upload.wikimedia.org/wikipedia/commons/d/de/Nitrogen_Cycle.jpg",
"https://www.pmel.noaa.gov/co2/sto... | ||
873t09 | what is an elementary function? | What makes a function an elementary function, and what are the names of functions that aren't elementary? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/873t09/eli5_what_is_an_elementary_function/ | {
"a_id": [
"dw9yttf",
"dw9zedm"
],
"score": [
8,
2
],
"text": [
"The elementary functions are a set of well known functions such as powers of x, roots of x, exponentials, trigonometric functions and their inverses, and most importantly any combinations of them, for example e^sinx + x^(2).... | [] | [] | [
[],
[]
] | |
5jvdb4 | if temperature affects air pressure, would the temperature on a planet with a thinner atmosphere feel different than the same temperature on a planet with a thicker atmosphere? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5jvdb4/eli5if_temperature_affects_air_pressure_would_the/ | {
"a_id": [
"dbjaazk"
],
"score": [
5
],
"text": [
"How temperature feels is subjective because it is a feeling. Factors such as humidity may impact how temperature feels but humidity is related to much more than how thick the atmosphere is and its quite localized. "
]
} | [] | [] | [
[]
] | ||
5twwla | where does water pressure come from? | In municipal water supply, such as my faucets at my home, where does the water pressure originate. Or, what creates the pressure to allow it to flow to our homes? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5twwla/eli5_where_does_water_pressure_come_from/ | {
"a_id": [
"ddpmot3",
"ddpmy7y",
"ddpo8e3"
],
"score": [
2,
2,
3
],
"text": [
"In short, pumping stations and water towers.\n\nWater is pumped from it's source, which could be a well, river, lake, etc. It's usually then treated/cleaned, then pumped up to a water tower. Gravity ... | [] | [] | [
[],
[],
[]
] | |
6ovlzj | why does an emergency door have a grill / bars inside its window? | I'm almost certain that every emergency door have a window and a grill in it. Why does it have those? It doesn't mean like the grill will make the door stronger, right?
Pictures: _URL_0_ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ovlzj/eli5_why_does_an_emergency_door_have_a_grill_bars/ | {
"a_id": [
"dkkjbh4",
"dkkl7el",
"dkktkcl"
],
"score": [
4,
3,
2
],
"text": [
" > I'm almost certain that every emergency door have a window and a grill in it.\n\nMany do not, but it is a common feature in such doors to allow some vision of what is past them. You can avoid walkin... | [] | [
"https://imgur.com/a/Ecw1I"
] | [
[],
[],
[]
] | |
xbu86 | - the recent hate on nbc | I understand that NBC is hosting the olympics, and I've been watching it pretty regularly but haven't noticed anything god awful. Why is everyone so mad at them? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/xbu86/eli5_the_recent_hate_on_nbc/ | {
"a_id": [
"c5kz8bo",
"c5kz8u3",
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"c5l0wrt",
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"c5l3xbt",
"c5l485l"
],
"score": [
12,
42,
8,
29,
3,
12,
3,
3
],
"text": [
"Only speaking from personal experience, but I'm not happy with the lack of online viewin... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | |
2l7t57 | what happens to the human body when it experiences spontaneous decompression? does it just pop? | What exactly happens to the human body when it experiences spontaneous decompression?
Like in movies or sci-fi shows, a door leading into he vacuum of space is breached and everyone and everything in the room will get sucked out, except for the hero who grabs on to something for the ride and somehow holds their breat... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2l7t57/eli5_what_happens_to_the_human_body_when_it/ | {
"a_id": [
"clsbh4m"
],
"score": [
3
],
"text": [
"\"Coward, Lucas and Bergersen were exposed to the effects of explosive decompression and died in the positions indicated by the diagram. Subsequent investigation by forensic pathologists determined Hellevik, being exposed to the highest pressure ... | [] | [] | [
[
"http://en.m.wikipedia.org/wiki/Byford_Dolphin"
]
] | |
uih0q | why fat forms where it does | I've always wondered what it is about the body that dictates where a person's fat will form. You know how you can have two people who are slightly overweight, and with one person their face doesn't have a whole lot of fat on it, but with another their face does have fat on it?
Or how with some people all their fat goes... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/uih0q/eli5_why_fat_forms_where_it_does/ | {
"a_id": [
"c4vom2v"
],
"score": [
3
],
"text": [
"I'm sorry if the answer is incorrect but my lecturer told me that it has to do with gender. \n\nMale: The stomach.\n\nFemale: Buttocks."
]
} | [] | [] | [
[]
] | |
7pvdew | how does a build up of lactic acid in an athlete's muscles cause them to sometimes thow up | I'm an athlete and I train for the 400m. During the 400m you get an insane amount of lactic acid in your muscles and sometimes this can cause you to throw up. Why does this happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7pvdew/eli5_how_does_a_build_up_of_lactic_acid_in_an/ | {
"a_id": [
"dskcgue"
],
"score": [
4
],
"text": [
"Throwing up is one of a few things the body just defaults to when it senses something is geberally wrong. Better safe than sorry, maybe it's something you ate, let's throw up just to be sure. Makes sense from an evolutionary stand point.\n\nAlso,... | [] | [] | [
[]
] | |
9rroux | is paying off a mortgage like paying rent? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9rroux/eli5_is_paying_off_a_mortgage_like_paying_rent/ | {
"a_id": [
"e8j7hi7",
"e8j85fj"
],
"score": [
12,
3
],
"text": [
"...Sort of? It is a regular bill which needs to be paid so it seems similar. However a major difference is that the money paid into the mortgage isn't really gone in the same way as rent. You are gaining equity or ownership... | [] | [] | [
[],
[]
] | ||
3bwkhy | why are veterans held in such high regard in america and why do some veterans walk around in uniform when not on duty? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3bwkhy/eli5_why_are_veterans_held_in_such_high_regard_in/ | {
"a_id": [
"csq6feh"
],
"score": [
2
],
"text": [
"Because they fought for our country. They risked their lives for us. I think they deserve a little damn respect."
]
} | [] | [] | [
[]
] | ||
g3vpg8 | why does our teeth not erode away when we are brushing our teeth (and using them in other ways) every single day? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/g3vpg8/eli5_why_does_our_teeth_not_erode_away_when_we/ | {
"a_id": [
"fntukca"
],
"score": [
5
],
"text": [
"If the tooth enamel is only gently weakened it can regenerate. Toothpaste is specifically made to help your teeth do this regeneration. If you significantly damage your tooth enamel it is gone forever and your tooth underneath will likely begin t... | [] | [] | [
[]
] | ||
amhg3w | what's the significance of the queen's guard's hats? bonus explanation: what purpose do they serve in a modern attack with glowing uniforms and massive heads? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/amhg3w/eli5_whats_the_significance_of_the_queens_guards/ | {
"a_id": [
"eflyhvf",
"efm0xct"
],
"score": [
4,
3
],
"text": [
"The queen's guard aren't commandos that get sent on covert Missions.\n\nThey're meant to stand out, and be a very visible show. They aren't just ceremonial, though. They're full trained soldiers in their own right on full g... | [] | [] | [
[],
[]
] | ||
4lqv2o | how do snakes grow? | This is a stupid question but since snakes have all those ribs and can get the size of a leviathan, depending on the species. How do they grow? Do their ribs get bigger and stronger per their size, so does the spacing increase? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4lqv2o/eli5how_do_snakes_grow/ | {
"a_id": [
"d3pem8h",
"d3pgmoh"
],
"score": [
2,
3
],
"text": [
"The same way other animals do?\n\nDo you think you were born with a full-sized adult ribcage?",
"The number of vertebrae is genetically determined, as with us, and does not increase during the snake's lifetime. Their bon... | [] | [] | [
[],
[]
] | |
8a0mqz | how do tv game shows tax people who get cash on the spot? | I see game shows like How too make a deal give away cash on the spot. Are these people taxed? I know if you win showcases etc taxes are collected on items, but what about cash handed on the spot? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8a0mqz/eli5_how_do_tv_game_shows_tax_people_who_get_cash/ | {
"a_id": [
"dwuv190",
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"dwv4qkm",
"dwv58le",
"dwv8v74"
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"score": [
46,
24,
11,
2,
2,
2
],
"text": [
"Any cash prize (including lotteries) is generally considered income in the eyes of the IRS (or similar entity for other countries). ... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
4sg7vd | why did civil war soldiers not use revolvers exclusively? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4sg7vd/eli5_why_did_civil_war_soldiers_not_use_revolvers/ | {
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"text": [
"Range, revolvers have a very limited range. If you exclusively rely on revolvers the enemy will sit out of range and pick you to pieces. In addition the reloading speed of revolve... | [] | [] | [
[],
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"https://en.wikipedia.org/wiki/Colt_revolving_rifle"
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1jqfv8 | how is it that i'm left handed but do some activities like a right handed person would? | Like the title says, i'm left handed. I seem to do small-movement type things (write, brush my teeth, pour coffee, hold a fork, hold the TV remote) with my left hand, but at the same time; use my right hand to throw a football, I shoot right in hockey/golf etc.
Is that common? I only know a handful of lefties and th... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jqfv8/eli5_how_is_it_that_im_left_handed_but_do_some/ | {
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"As I understand it, left/right-handedness isn't a 100% binary thing. You can be left-handed for *most* activities, but still be right-handed on a few/some others depending on how y... | [] | [] | [
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