q_id stringlengths 5 6 | title stringlengths 0 304 | selftext stringlengths 0 39.2k | document stringclasses 1
value | subreddit stringclasses 3
values | answers dict | title_urls dict | selftext_urls dict | answers_urls dict | split stringclasses 9
values | title_body stringlengths 1 39.1k | embeddings list |
|---|---|---|---|---|---|---|---|---|---|---|---|
456r6h | How did "state of the art" end up meaning "The latest technology"? | explainlikeimfive | {
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"> The origin of the concept of \"state of the art\" took place in the beginning of the twentieth century.[3] The earliest use of the term \"state of the art\" documented by the Oxford English Dictionary dates back to 1910, from an engineering manual by Henry Harrison Su... | {
"url": []
} | {
"url": []
} | {
"url": [
"https://en.wikipedia.org/wiki/State_of_the_art#Origin_and_history"
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} | train_eli5 | How did "state of the art" end up meaning "The latest technology"?
| [
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49tdtl | Why does pain "pulse"? What causes an injury or headache (for example) to throb? | explainlikeimfive | {
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"We don't know. Perception is a tricky thing to study, and while neuroscience has made a lot of progress, particularly in... | {
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} | {
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} | {
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"https://youtu.be/izy4a5erom8",
"https://en.m.wikipedia.org/wiki/McGill_Pain_Questionnaire"
]
} | train_eli5 | Why does pain "pulse"? What causes an injury or headache (for example) to throb?
| [
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68rckb | why does our eyesight get blurry after playing a rhythm game? | [removed] | explainlikeimfive | {
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"It could be the motion aftereffect. This is an effect of video games, specifically rhythm based games like guitar hero and rockband, where our eyes adapt to the moving stimulus in the game as baseline. When you shift your focus to a stationary object, it ... | {
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} | train_eli5 | why does our eyesight get blurry after playing a rhythm game?
[removed] | [
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28pdus | ; How do television channels work in the UK? How does everyone with a TV paying a fee work? | How do they monitor who all has a TV? | explainlikeimfive | {
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"They can't, obviously. Some decades ago, they claimed to have \"TV detector vans\" which would patrol the streets and could detect if a TV was switched on in any home, but that was just a ruse to scare people i... | {
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} | {
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} | {
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} | train_eli5 | ; How do television channels work in the UK? How does everyone with a TV paying a fee work?
How do they monitor who all has a TV? | [
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1tqklc | Please explain what happens with a fly in a car when it crashes. (When the fly is flying inside the car) | I have always wondered about one thing. You drive a car, and you got a fly in your car flying around inside (which never lands). Then, your car suddenly crashes. You, who is the driver gets accelerated with an extreme amount of G-Forces - but what about the fly, which is flying inside the car? It remain in it's place o... | explainlikeimfive | {
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"The cage that is your car suddenly decelerates. You, your doggy, and lunch that was laying on the front seat continue to travel forward at 135 Km/h and get to meet the windshield inasfar as you weren't buckled ... | {
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} | {
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} | train_eli5 | Please explain what happens with a fly in a car when it crashes. (When the fly is flying inside the car)
I have always wondered about one thing. You drive a car, and you got a fly in your car flying around inside (which never lands). Then, your car suddenly crashes. You, who is the driver gets accelerated with an extre... | [
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3y1pjx | If I were lost in space on a space shuttle, how would I age? Would I live longer or shorter than I would have normally? What is the effect of gravity compared to the effect of just being alive longer? | explainlikeimfive | {
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"Without gravity at all, you would certainly have a shorter life span, if only because the deterioration your body would undergo. Without gravity you lose muscle tone, your bones would become brittle, the fluids in your body wouldn't pool in your lower extremities like n... | {
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} | train_eli5 | If I were lost in space on a space shuttle, how would I age? Would I live longer or shorter than I would have normally? What is the effect of gravity compared to the effect of just being alive longer?
| [
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wn7ec | different graphics cards and how to know which are better than others. | I understand when they are the same, for example GeForce GTX 650M is slightly worse than 660M. How do I know if my laptop can run a game if they aren't that simple though?
Example, I want to buy a game, it says "Geforce 6800 or better" Now, that *sounds* better than my GeForce GTX 650m, but is it? | explainlikeimfive | {
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"Whoo boy. First off, graphics card names, especially Nvidia (the company that makes the cards you've mentioned), are an utter clusterfuckup of epic proportions. Therefore, this explanation is NOT suitable for a 5 year old, but I'll try to stick to layman ... | {
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} | {
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} | {
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"http://www.notebookcheck.net/Computer-Games-on-Laptop-Graphic-Cards.13849.0.html",
"http://www.reddit.com/r/buildapc"
]
} | train_eli5 | different graphics cards and how to know which are better than others.
I understand when they are the same, for example GeForce GTX 650M is slightly worse than 660M. How do I know if my laptop can run a game if they aren't that simple though? Example, I want to buy a game, it says "Geforce 6800 or better" Now, that *so... | [
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3nrezq | Why does sound pitch down in tone when speeding past you (front to back)? | For example, when you are in a car, and another car goes by you in the opposite lane with music blaring or their horn pressed, the sound you hear will down-pitch when it gets to a point that is behind your location. Why is this? | explainlikeimfive | {
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"It's the Doppler Effect. Basically when sound source is moving toward you, the sound waves get bunched up, making the sound higher pitched. When the source is moving away from you, the sound waves get stretched out, making it sound lower ... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why does sound pitch down in tone when speeding past you (front to back)?
For example, when you are in a car, and another car goes by you in the opposite lane with music blaring or their horn pressed, the sound you hear will down-pitch when it gets to a point that is behind your location. Why is this? | [
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3jdgyc | Do companies like coke change their recipes without telling anyone? | I read the thing about them still using natural sugar in some areas rather than high fructose corn syrup or whatever, and a few questions came to mind:
1. Do they change their recipe? I remember I used to enjoy coke more
2. When was the last time they changed their recipe?
3. Do different areas actually have differe... | explainlikeimfive | {
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"I'm not an expert in this area, but I heard once that coke cans have the same recipe all over the world, coming from a factory in the USA, and coke bottles are produced locally, with things like locally sourced water. (Water ... | {
"url": []
} | {
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} | {
"url": []
} | train_eli5 | Do companies like coke change their recipes without telling anyone?
I read the thing about them still using natural sugar in some areas rather than high fructose corn syrup or whatever, and a few questions came to mind: 1. Do they change their recipe? I remember I used to enjoy coke more 2. When was the last time they ... | [
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6c2kwx | How does power affect speakers in regards to volume? | So as I understand it, volume or "loudness" of speakers depends on amplitude but also (less-so) frequency. So all speakers really do is push air to make those required/requested sounds and a bigger speaker/set of speakers would be able to push more air than a smaller one (plus other factors), thus resulting in a louder... | explainlikeimfive | {
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"When you change the power you're just rotating something in the circuit that changes the amplitude of the wave that the circuit uses.",
"Sound is a combination of waves , each of them have a frequency and a amplitude. A perfect speaker ... | {
"url": []
} | {
"url": []
} | {
"url": [
"https://www.google.com/amp/www.techhive.com/article/2000385/what-makes-one-speaker-better-than-another.amp.html"
]
} | train_eli5 | How does power affect speakers in regards to volume?
So as I understand it, volume or "loudness" of speakers depends on amplitude but also (less-so) frequency. So all speakers really do is push air to make those required/requested sounds and a bigger speaker/set of speakers would be able to push more air than a smaller... | [
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63mids | Why do small birds hop instead of walking like larger birds? | [removed] | explainlikeimfive | {
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"text": [
"Hopping is the gait used by birds that mostly jump from branch to branch. Walking is the gait used by birds that spend plenty of time on the ground. _URL_0_"
],
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2
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} | {
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} | {
"url": []
} | {
"url": [
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]
} | train_eli5 | Why do small birds hop instead of walking like larger birds?
[removed] | [
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69guva | Why are some types of animals just naturally aggressive, while others are docile? | explainlikeimfive | {
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"Animals have the same \"fight of flight\" response as us and they evolved by surviving. The fight of flight response is how you body evolved to deal with danger and stay alive. Obviously not all animals will do both in that moment. Prey animals like a dear have few off... | {
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} | train_eli5 | Why are some types of animals just naturally aggressive, while others are docile?
| [
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1h6ex6 | Why is "Jason" used almost exclusively as a given name, when most other names with a "-son" suffix are surnames? | explainlikeimfive | {
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"The name [\"Jason\"](_URL_0_) comes from the ancient Greek word meaning \"healer\".\n\nIt is not connected to the English suffix \"son\", meaning \"son of\". It's nothing more than coincidence that it's written and pronounced the same way."
],
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} | {
"url": []
} | {
"url": []
} | {
"url": [
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]
} | train_eli5 | Why is "Jason" used almost exclusively as a given name, when most other names with a "-son" suffix are surnames?
| [
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3py368 | why do prostitutes need pimps? | explainlikeimfive | {
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"They don't \"need\" them, perse - you can operate with out one.\n\nThe issue is that since prostitution is illegal, prostitutes have no recourse if a John tries to hurt them or not pay for services. The pimps job is to prote... | {
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} | train_eli5 | why do prostitutes need pimps?
| [
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6rzuto | What accounts for the price difference and quality of gas from different stations? (chevron or shell stations seem to be a bit pricier when compared to say 7/11 or am/pm) | explainlikeimfive | {
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"supermarkets *tend* to subsidize their petrol. a little. because they know that if you come in for gas, you're more likely to head into the store to pick up some stuff, and if you came IN for stuff, you're more likely to buy gas on the way out. \n\nthen you get the ... | {
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} | {
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} | {
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} | train_eli5 | What accounts for the price difference and quality of gas from different stations? (chevron or shell stations seem to be a bit pricier when compared to say 7/11 or am/pm)
| [
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3evkus | Why did predatory lizards not evolve binocular vision like mammals? | explainlikeimfive | {
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"As a general rule predators have eyes at the front and prey species have eyes at the sides. Most lizards are both predator and prey. If the risk of being eaten outweighs the advantages of binocular vision, there is no advantage in binocular... | {
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} | train_eli5 | Why did predatory lizards not evolve binocular vision like mammals?
| [
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31rdw6 | Why does coffee make me so jittery when served black but has little effect when served with cream and sugar? | I recently tried drinking coffee in the mornings without using sweetener or cream and spend the first two hours of everyday unable to sit still. Is this a mental or physical effect? | explainlikeimfive | {
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"It may well be that that is your expectation and so you feel that way. There's no real reason for this to happen.",
"A variation on the placebo effect would be my guess.",
"The fat in dairy products slo... | {
"url": []
} | {
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} | {
"url": []
} | train_eli5 | Why does coffee make me so jittery when served black but has little effect when served with cream and sugar?
I recently tried drinking coffee in the mornings without using sweetener or cream and spend the first two hours of everyday unable to sit still. Is this a mental or physical effect? | [
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22r4z8 | Why do you always see the remains of truck tires on the highway? | I always tend to see parts of them when driving on the highway. One of my good friends also got into a near fatal accident due to an explosion from one of these.
Is it the fact that they still let semi trucks use retreads (despite the fact they've outlawed them for consumers)? Is it poor maintenance? Something el... | explainlikeimfive | {
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"url": []
} | {
"url": []
} | {
"url": [
"http://www.stricktrailers.com/dryvantrailers/customtrailers/images/securing-cargo/large.jpg"
]
} | train_eli5 | Why do you always see the remains of truck tires on the highway?
I always tend to see parts of them when driving on the highway. One of my good friends also got into a near fatal accident due to an explosion from one of these. Is it the fact that they still let semi trucks use retreads (despite the fact they've outlawe... | [
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1pa3m0 | Why can't we eat other people? | I get the moral implications, but I've heard that if you eat human flesh you can get very ill, even though we're all made of the same stuff. How does that work? | explainlikeimfive | {
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"Any pathogen (whether viral, bacterial, protozoan, prion, or whatever) in your meal is going to be something that's already perfectly adapted to living in human beings. This isn't really the case with, say, fis... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://www.gulfofmaine.org/images/gulfwatch/biomagnification.jpg",
"http://en.wikipedia.org/wiki/Kuru_(disease)"
]
} | train_eli5 | Why can't we eat other people?
I get the moral implications, but I've heard that if you eat human flesh you can get very ill, even though we're all made of the same stuff. How does that work? | [
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1avz8l | What happens when I adjust a VCR's tracking? | explainlikeimfive | {
"a_id": [
"c919xh7"
],
"text": [
"Curse_of_kintave is wrong. Well, he's right about the signal being encoded diagonally on the tape and being read/written with heads in a spinning drum that is tilted, effectively making the heads tracking the diagonal signal on the tape. It's a clever trick to encode wa... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | What happens when I adjust a VCR's tracking?
| [
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1cd4a9 | Why linux-based OS are supposedly less susceptible to virii than Windows? | explainlikeimfive | {
"a_id": [
"c9fch7y",
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],
"text": [
"two important reasons\n\nFirst of all there are just fewer viruses are programmed that target Linux. this isn't so much a feature of Linux itself being more secure, just a consequence of it being less attractive for criminals to try and attack. There are ... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why linux-based OS are supposedly less susceptible to virii than Windows?
| [
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5h9j8s | Why is it so easy to find a comfortable position in bed during morning but hard at night? | [removed] | explainlikeimfive | {
"a_id": [
"dayhb71",
"dayg0bf"
],
"text": [
"I was going to say because you've already gotten a full night of sleep. But she went all sciency",
"When you're asleep your body releases chemicals in your body to keep yourself still and asleep. When you wake up by accident a few hours before your al... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why is it so easy to find a comfortable position in bed during morning but hard at night?
[removed] | [
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2paw79 | The Troubles, or the Northern Ireland Conflict | The wikipedia article is a mess and I can't figure out what it's all about. | explainlikeimfive | {
"a_id": [
"cmv3byw",
"cmuyxbp"
],
"text": [
"The 1960s saw the beginnings of a civil rights movement among Catholics in Northern Ireland who sought an end to discrimination they faced at the hands of the British government. The main thing the civil rights campaigners were looking for was the idea of... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | The Troubles, or the Northern Ireland Conflict
The wikipedia article is a mess and I can't figure out what it's all about. | [
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8tb3ez | Why is the name Jesus fairly common in Latin America but uncommon in English-speaking countries? | [removed] | explainlikeimfive | {
"a_id": [
"e1632we",
"e163a1d",
"e163xwr"
],
"text": [
"It has to do with translation. The English (european) version of Jesus is Joshua. So if you're named Josh or Joshua, that's the same as being named Jesus.",
"The guy in the bible's name is יֵשׁוּעַ we did a thing where if you want to... | {
"url": []
} | {
"url": []
} | {
"url": [
"https://www.reddit.com/r/explainlikeimfive/comments/5tlgcg/eli5why_are_not_there_just_people_called_jesus/",
"https://www.reddit.com/r/explainlikeimfive/comments/4dt5zd/eli5_why_is_it_common_for_hispanic_christians_to/",
"https://www.reddit.com/r/explainlikeimfive/comments/1ulp7h/eli5_why_amer... | train_eli5 | Why is the name Jesus fairly common in Latin America but uncommon in English-speaking countries?
[removed] | [
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3yahhv | How does your body know to reject only a specific food when you're sick? | [deleted] | explainlikeimfive | {
"a_id": [
"cybvee3",
"cybu34a"
],
"text": [
"> How did my body perfectly separate the fish from everything else I ate at the same time?\n\nIt's really not supposed to do that.",
"If you haven't eaten tuna in 4 years or more, along with no other meats, your body simply isn't used to it. your body... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How does your body know to reject only a specific food when you're sick?
[deleted] | [
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37vbqo | What exactly is a Bonsai tree and how do they get them so tiny? | explainlikeimfive | {
"a_id": [
"crq3c2z",
"crq4iq8"
],
"text": [
"It's a regular tree, but put in a small pot, and trimmed consistently in such a way as to keep it under a certain size. There are techniques to get it to grow into the shape you want, but basically it's just a regular tree or cutting that's been restrict... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | What exactly is a Bonsai tree and how do they get them so tiny?
| [
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3uyh9u | Developed nation, undeveloped nation, first world, third world: what information do these terms convey, and how do We use them correctly? | explainlikeimfive | {
"a_id": [
"cxisyo9"
],
"text": [
"TECHNICALLY the first world are developed capitalist nations that were vaguely alligned with the US after ww2, basically anyone on the US side in the cold war, and the 2nd world are all those nations alligned with the USSR after ww2 i.e. communist nations. The 3rd world... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Developed nation, undeveloped nation, first world, third world: what information do these terms convey, and how do We use them correctly?
| [
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5gjqrs | What is the purpose of the human orgasm beyond reproduction? | [removed] | explainlikeimfive | {
"a_id": [
"dast45e",
"dasuynf"
],
"text": [
"There is no purpose beyond reproduction. Orgasms feel good, and that makes people want to have sex. Wanting to have sex makes people have more sex. And that makes people have more kids (if we're talking evolutionary). Which means that more of the next... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | What is the purpose of the human orgasm beyond reproduction?
[removed] | [
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5xxj7d | Why do you have to pay penalities for not having health insurance that is not wanted nor needed? | [deleted] | explainlikeimfive | {
"a_id": [
"delmag1",
"delm9yv",
"delm8fj",
"deln6kl"
],
"text": [
"It incentives people to buy into health insurance when they are healthy. The more people that buy into health insurances the more the cost of premium is driven down. The hope is that if everyone has health insurance then it w... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do you have to pay penalities for not having health insurance that is not wanted nor needed?
[deleted] | [
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pr7p2 | Why, when I fall asleep with my socks on, does my foot hair hurt to move in the morning? | Whenever I go to sleep with my socks on and take them off the next morning, the hair on my feet hurts whenever its moved in a different direction than its the one its matted down to. Why does that happen? Does it have something to do with my hair follicles being pointed in a certain direction or what? | explainlikeimfive | {
"a_id": [
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"c3rlu7x",
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"c3rramp",
"c3rrrwy",
"c3rosse",
"c3rn6te",
"c3rnmn4",
"c3rrjei"
],
"text": [
"This probably won't be like yo... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://en.wikipedia.org/wiki/Arrector_pili_muscle"
]
} | train_eli5 | Why, when I fall asleep with my socks on, does my foot hair hurt to move in the morning?
Whenever I go to sleep with my socks on and take them off the next morning, the hair on my feet hurts whenever its moved in a different direction than its the one its matted down to. Why does that happen? Does it have something to ... | [
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4mbrg3 | How come most people who grew up poor/lower socioeconomic, usually stay that way? | explainlikeimfive | {
"a_id": [
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"d3u7lfs",
"d3u9q1n",
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],
"text": [
"Poverty is known to be perpetual for one pretty huge reason; the available opportunities. \n\nIt is repeated time and time again, but basically those born economically struggling area, in a \"poor\" family, an... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How come most people who grew up poor/lower socioeconomic, usually stay that way?
| [
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7k5ft5 | Communication Protocols. What are they, how do they work and why is there so many different ones? | explainlikeimfive | {
"a_id": [
"drbsci0"
],
"text": [
"A \"protocol\" is just a set of rules for how to communicate. A good example of a protocol would be answering a phone before there was caller ID.\n\n* Phone rings. This is a signal to pick up the phone.\n* Callee picks up the phone and indicates that they are listening.... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Communication Protocols. What are they, how do they work and why is there so many different ones?
| [
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7pxso0 | Why the supply shortage of PC memory? | [removed] | explainlikeimfive | {
"a_id": [
"dskt0fy"
],
"text": [
"demand has gone up dramatically. in last decade, there's been exploding increase in cloud computing, cryptocurrency, IOT, realtime services. all requiring copious amounts of computing power as well as storage. in previous years, suppliers sold extra inventory to... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why the supply shortage of PC memory?
[removed] | [
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68w435 | Why do explosions, more specifically huge gnarly fireballs, produce the mushroom cloud shape? | explainlikeimfive | {
"a_id": [
"dh1r1ns",
"dh1rqag"
],
"text": [
"The column rising up is caused by air convection. It's really hot there so the air rises up. The air in the center is hotter than at the edge of the column, so it moves faster. It also wants to spread out so pushes out over the top of the column, forcing ... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://io9.gizmodo.com/5948842/why-are-atomic-bomb-clouds-mushroom-shaped"
]
} | train_eli5 | Why do explosions, more specifically huge gnarly fireballs, produce the mushroom cloud shape?
| [
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8dxicn | The Jerry Springer Show | [removed] | explainlikeimfive | {
"a_id": [
"dxqqxr6"
],
"text": [
"In the late 1960s and early 1970s, Phil Donahue pioneered a new kind of daytime talk show. Not strictly news, but more serious than Merv Griffin and Dinah Shore, segments would often feature otherwise normal people who found themselves in unusual situations. It was us... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | The Jerry Springer Show
[removed] | [
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3bs4az | what happens to everyone in Federal prison for Marijuana felonies if / when Weed becomes legal for recreational use? | explainlikeimfive | {
"a_id": [
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"csoyq0u",
"csoypvj",
"csoyp9q"
],
"text": [
"probably given early release. at least the lower level non violent ones. It was still illegal at the time they were convicted, so the convictions will still stand. But i doubt the govt will want to waste money keeping them in... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | what happens to everyone in Federal prison for Marijuana felonies if / when Weed becomes legal for recreational use?
| [
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2n1z2a | Why do my tooth filings sting when I bite aluminum and other metals? | Just wondering. | explainlikeimfive | {
"a_id": [
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"cm9mlk3",
"cm9ox20",
"cm9qi05"
],
"text": [
"Putting metal in your mouth creates a rudimentary battery, it sends light electrical current through your mouth setting off the nerve endings in your teeth and obviously fillings conduct better than plain teeth so the feeling... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do my tooth filings sting when I bite aluminum and other metals?
Just wondering. | [
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5s56hs | Why do water bottles have expiration dates on them? | [removed] | explainlikeimfive | {
"a_id": [
"ddcg0hr"
],
"text": [
"It's the expiration date, generally, for the container the water's in, not the water itself. Leaching and whatnot."
],
"score": [
10
]
} | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do water bottles have expiration dates on them?
[removed] | [
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29wdin | why are birds and butterflies so brightly colored and patterned, with blues and greens and reds, but not any mammals? | explainlikeimfive | {
"a_id": [
"cipbrqu",
"cip4acf",
"cip99cc"
],
"text": [
"There are two ways to answer this question; proximate and ultimate. \n\nThe proximate answer is that mammals lack the genes to make most kinds of structural pigments. Many of the really bright, iridescent colors of animals are structural. ... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | why are birds and butterflies so brightly colored and patterned, with blues and greens and reds, but not any mammals?
| [
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2t0zfy | Why Catholics so anti birth control | explainlikeimfive | {
"a_id": [
"cnuqhob",
"cnuqehj"
],
"text": [
"They want large families to further spread the reach of catholicism. Same with many other religions. Bigger families = more followers = more control = more power.",
"To Catholics, sex should only be about procreation. Not for \"having fun. \""
],
... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why Catholics so anti birth control
| [
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6u85sm | why do some things smell exactly like they taste, whilst others do not? | explainlikeimfive | {
"a_id": [
"dlqqrhq",
"dlqv11b"
],
"text": [
"First: Taste consists of five individual tastes: Sweet, sour, salty, bitterness and \"umami\" (meat-flavor, basically). \nSecond: Smell is different in that it senses way more than 5 different molecules. \nThird: Both senses are affected by other senses. ... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://www.daysyn.com/Morrot.pdf"
]
} | train_eli5 | why do some things smell exactly like they taste, whilst others do not?
| [
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j3qom | So Boehner's Debt Ceiling Bill Has a Balanced Budget Amendment... What's So Bad About That? | If it helps, ignore that it came from [Boehner's bill](_URL_0_). What's so bad about not spending more than we bring in revenue?
Or to definitely fit in this subreddit, what are the implications of implementing a balanced-budget amendment? | explainlikeimfive | {
"a_id": [
"c28wvap",
"c28vvfe",
"c28w8dy"
],
"text": [
"I'll do my best to keep this politically neutral. \n\nThe arguments against are as follows: \n\n- There is a school of economic thought that says the best way out of a recession or an economic slowdown is government spending. The government... | {
"url": []
} | {
"url": [
"http://www.huffingtonpost.com/2011/07/29/john-boehner-debt-ceiling-bill-vote_n_913723.html"
]
} | {
"url": []
} | train_eli5 | So Boehner's Debt Ceiling Bill Has a Balanced Budget Amendment... What's So Bad About That?
If it helps, ignore that it came from [Boehner's bill](_URL_0_). What's so bad about not spending more than we bring in revenue? Or to definitely fit in this subreddit, what are the implications of implementing a balanced-budget... | [
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8u17h7 | How do animals know they could camoflauge themselves within their environment? | [removed] | explainlikeimfive | {
"a_id": [
"e1br2uo"
],
"text": [
"They don’t, they don’t know they exist, they just have instincts: impulses that evolved as naturally as their camouflaged flesh did. \n\nCuttlefish have impulses to hide in the sand and to change their skin colour and patterns to match their surroundings, but they don’t... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How do animals know they could camoflauge themselves within their environment?
[removed] | [
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2mo0qe | Why do birds come back after they've wintered in the south? | explainlikeimfive | {
"a_id": [
"cm5zkt0"
],
"text": [
"They come back for the same reason they went south in the first place, the biological advantage of living in a comfortable temperature. In the winter they go south to avoid the harsh cold and in the summer they fly back north to avoid the intense heat."
],
"score": ... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do birds come back after they've wintered in the south?
| [
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2mi0n8 | why does putting a wooden spoon over a pot of boiling, foaming pasta get rid of the foam? | explainlikeimfive | {
"a_id": [
"cm4ehtu"
],
"text": [
"Steam condenses on the surface of the spoon and drips back into the pot, breaking the bubbles before it can foam up too far."
],
"score": [
2
]
} | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | why does putting a wooden spoon over a pot of boiling, foaming pasta get rid of the foam?
| [
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91bosf | At recycling sorting facilities, how are tiny objects such as shredded paper sorted? | How do they make sure that every single bit of shredded paper is paper without wasting time checking every single bit? Also, if you put a CD or credit card in the shredder and mix it along with the paper, how are they going to make sure that none of that goes into the batch for paper recycling? | explainlikeimfive | {
"a_id": [
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],
"text": [
"They use pretty advanced machines with different technologies like optical (camera) detection, magnets, air brushes, centrifuges or even chemical methods to sort different materials. \nPlastics for example can be separated by a optical sp... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | At recycling sorting facilities, how are tiny objects such as shredded paper sorted?
How do they make sure that every single bit of shredded paper is paper without wasting time checking every single bit? Also, if you put a CD or credit card in the shredder and mix it along with the paper, how are they going to make sur... | [
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1p8i9x | Why does your arm go "dead" if you sleep on it? | I sleep on my side a lot, so once in a while I wake up to a "dead" arm. And I'm not talking about your typical numbness feeling either. I'm talking about dead as in, I literally cannot move it. It's as if my entire arm from my shoulder down to my fingers are not apart of my body. I literally cannot feel anything with i... | explainlikeimfive | {
"a_id": [
"ccztg8i"
],
"text": [
"Don't listen to anyone who says you cut off the circulation. What's really happening is that you've compressed a nerve, usually where it passes close to a bone (elbows, knees, and shoulders are great at doing this.)\n\nWhat happens is that the brain stops receiving a si... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why does your arm go "dead" if you sleep on it?
I sleep on my side a lot, so once in a while I wake up to a "dead" arm. And I'm not talking about your typical numbness feeling either. I'm talking about dead as in, I literally cannot move it. It's as if my entire arm from my shoulder down to my fingers are not apart of ... | [
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1dhtfa | The tree falling in the forest.. | "If a tree falls in a forest, and nobody is around to hear it, does it make a sound..?"
What's the big deal about a silly question like that..? | explainlikeimfive | {
"a_id": [
"c9qg00e",
"c9qfk73",
"c9qgygc"
],
"text": [
"It is a demonstration of a question that can NEVER be answered.\n\nIf we extend 'nobody is around to hear it' to mean 'nobody listens to it in any way' (ie no microphones etc), then there is no way that we can ever determine whether a tree ... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://en.wikipedia.org/wiki/K%C5%8Dan"
]
} | train_eli5 | The tree falling in the forest..
"If a tree falls in a forest, and nobody is around to hear it, does it make a sound..?" What's the big deal about a silly question like that..? | [
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8rem0y | Why does sunscreen go on completely white but if you rub your skin a couple minutes later it is in completely black clumps? | [deleted] | explainlikeimfive | {
"a_id": [
"e0qp3sm"
],
"text": [
"That's your skin coming off. Try exfoliating some and then try it. When skin is pulled off and balled up and mixed with your skins natural oil it turns dark. Most noticably if you have dark skin or are in the sun often."
],
"score": [
5
]
} | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why does sunscreen go on completely white but if you rub your skin a couple minutes later it is in completely black clumps?
[deleted] | [
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44iak8 | how do your local, run of mill drug dealers make any profit from the drugs they deal? | explainlikeimfive | {
"a_id": [
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"czqdkmu",
"czqfskx"
],
"text": [
"They buy them for a certain price from a bigger dealer and then sell them to customers for a higher price. The difference in the two prices is their profit.",
"According to Freakonomics they don't make hardly any money at all.\n\n\nSee ... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://freakonomics.com/books/freakonomics/chapter-excerpts/chapter-3/"
]
} | train_eli5 | how do your local, run of mill drug dealers make any profit from the drugs they deal?
| [
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2kwqnx | How did lower framerates become associated with higher quality? | often times i've heard things like "soap-opera effect" where a smoother video turns people off from a film. Same with the Hobbit, apparently people preferred a motion-blurred 24fps over 48fps.
why is this? | explainlikeimfive | {
"a_id": [
"clpfi04"
],
"text": [
"The issue is more about motion interpolation on TVs that really bothers me. Mostly because it makes me feel like I'm on the set while they are shooting rather than allowing me enough \"distance\" from the material to feel immersed.\n_URL_0_"
],
"score": [
2
]
... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://en.wikipedia.org/wiki/Motion_interpolation"
]
} | train_eli5 | How did lower framerates become associated with higher quality?
often times i've heard things like "soap-opera effect" where a smoother video turns people off from a film. Same with the Hobbit, apparently people preferred a motion-blurred 24fps over 48fps. why is this? | [
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3scfvj | Why do we call Napoleon by his first name while other military leaders like George Washington or Erwin Rommel are referred to by their first names? | explainlikeimfive | {
"a_id": [
"cwvyh6a",
"cwvydid",
"cwvydt2"
],
"text": [
"Napoleon styled himself as Napoleon I when he was Emperor of the French. Which is also why his son called himself Napoleon II (even though he was never actually Emperor,) and why his nephew called himself Napoleon III.\n\nNapoleon saw himse... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do we call Napoleon by his first name while other military leaders like George Washington or Erwin Rommel are referred to by their first names?
| [
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xveuz | Poll Tax | I tried going to wikipedia, but I saw that I would have to learn 15 to 20 new words just to understand the first couple of paragraphs, so I thought I would ask you guys. What is a Poll Tax, who pays it, and how is is related to voting. I also believe that they are unconstitutional in America, but why is that?
Edit: I ... | explainlikeimfive | {
"a_id": [
"c5pwr7s"
],
"text": [
"Poll tax refers to costs associated with voting. It is a \"voting tax\". If you require people to pay to get a special kind of ID just to vote that is a poll tax. It is illegal because even poor people should have the right to vote, Making the spend money means you migh... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Poll Tax
I tried going to wikipedia, but I saw that I would have to learn 15 to 20 new words just to understand the first couple of paragraphs, so I thought I would ask you guys. What is a Poll Tax, who pays it, and how is is related to voting. I also believe that they are unconstitutional in America, but why is that? ... | [
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8df8x8 | Why the USA has such high rape rate beign a developed country? | [removed] | explainlikeimfive | {
"a_id": [
"dxmokva",
"dxmq1ug"
],
"text": [
"Getting accurate crime statistics is difficult, and comparing statistics between countries is even more difficult. Rape is probably one of the most difficult comparisons to make, because of the massive cultural differences in how it's defined by the crimi... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why the USA has such high rape rate beign a developed country?
[removed] | [
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5vlk2f | How can you eat the same thing for breakfast every day and not get sick of it, but this doesn't apply to lunch or dinner? | explainlikeimfive | {
"a_id": [
"de30oz6",
"de35lio",
"de314ap"
],
"text": [
"Can you? I certainly do not have the same breakfast everyday without getting sick of it.\n\nWhat breakfast do you eat every day?",
"The purpose of various meals comes from a time when physical labor was the norm.\n\nBreakfast was an eas... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How can you eat the same thing for breakfast every day and not get sick of it, but this doesn't apply to lunch or dinner?
| [
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261bua | How can hair color be yellow, red, white but not green, blue or purple naturally? | explainlikeimfive | {
"a_id": [
"chmooi4",
"chmpdzg",
"chmx6n1"
],
"text": [
"Melanin pigments are what give our hair color and they fall in the black/brown/red (white/gray = no pigment) spectrum.",
"It all has to do with Melanins (pigments made by the body) yellow black brown are all colors that the body can mak... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How can hair color be yellow, red, white but not green, blue or purple naturally?
| [
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1f19cf | How does the American presidential election work? | explainlikeimfive | {
"a_id": [
"ca5u45j"
],
"text": [
"Each state runs a separate election, using their own rules, so the details aren't the same in every state. However there are a lot of similarities and common patterns.\n\nUsually, a state has a rule that to have your name printed on the ballots that voters will see, yo... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How does the American presidential election work?
| [
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yjd5y | with tensions between Iran and Israel i am listening to npr and i can't figure out why we are allies with Israel. can some please explain why we give them such ,almost unconditional support. | explainlikeimfive | {
"a_id": [
"c5w4197",
"c5w4be1"
],
"text": [
"There are many different reasons held by different people. Here are a few:\n\n* The US and Western Europe feel guilty for not preventing the Holocaust.\n* Israel is seen as more culturally \"western\" than its neighbors.\n* Israel is seen as less of a mil... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | with tensions between Iran and Israel i am listening to npr and i can't figure out why we are allies with Israel. can some please explain why we give them such ,almost unconditional support.
| [
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2n88gj | How do supermarkets decide what items go on sale and when? | explainlikeimfive | {
"a_id": [
"cmb9uzr"
],
"text": [
"They follow a calendar, supply & demand. Harvest time produce goes on special...pies, turkeys go on sale for the holidays, eggs go on sale for Halloween, beers go on sale all the time...for picnics, New Years, etc."
],
"score": [
2
]
} | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How do supermarkets decide what items go on sale and when?
| [
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64uzgj | why aren't traffic signs and lanes around the world universally the same? | [removed] | explainlikeimfive | {
"a_id": [
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],
"text": [
"Two reasons:\n\n1). They were all developed individually and there is little incentive to go uniform. And if there was, who's would you adopt? Any attempt would likely be ignored by the US anyhow. \n\n2). There are going to be differences ... | {
"url": []
} | {
"url": []
} | {
"url": [
"https://en.m.wikipedia.org/wiki/Vienna_Convention_on_Road_Signs_and_Signals"
]
} | train_eli5 | why aren't traffic signs and lanes around the world universally the same?
[removed] | [
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69880o | How/why are PC's better at playing video games when a playstation or xbox are made just to play games? | explainlikeimfive | {
"a_id": [
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"dh4i340",
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"Compare it to buying a cheeseburger in McDonald's instead of making one yourself at home. Even if McDonald's employees are trained specifically to make burgers, the burger made in home will alway... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How/why are PC's better at playing video games when a playstation or xbox are made just to play games?
| [
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26dxuz | Why is it team Great Britain in the Olympics but England, Scotland, Wales and N. Ireland in other tournaments, such as the World Cup? | explainlikeimfive | {
"a_id": [
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],
"text": [
"Football (and Rugby, and Cricket) got their start on the British Isles. The first international football match was an England vs. Scotland match in 1870, and there was a yearly \"Home Country Championship\" in Football nearly 50 years before there was a World Cup. \n\... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why is it team Great Britain in the Olympics but England, Scotland, Wales and N. Ireland in other tournaments, such as the World Cup?
| [
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3vkagk | The UK parliament has voted to bomb Syria, everybody in my circle is against the idea, what are the arguments FOR bombing Syria? | [deleted] | explainlikeimfive | {
"a_id": [
"cxo7xle",
"cxo9vj1"
],
"text": [
"It isn't just \"bombing Syria.\" It's bombing ISIS/ISIL in Syria. By killing them in Syria and Iraq, it is hindering their ability to gain ground, money, influence, and people under their control. In turn, this will limit their ability to project influ... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | The UK parliament has voted to bomb Syria, everybody in my circle is against the idea, what are the arguments FOR bombing Syria?
[deleted] | [
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1k9odv | The difference between various audio formats: MP3, WAV, AAC, etc. | Also, what does "lossless" mean? | explainlikeimfive | {
"a_id": [
"cbmqwj6",
"cbmwtm8"
],
"text": [
"Each has it's specialties, but mostly it comes to 3 categories:\n\n* Uncompressed: No compression, usually huge files with great quality. Example: .WAV\n\n* Lossless compressed: Compressed in a way that it will be exactly the same as the original when unc... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | The difference between various audio formats: MP3, WAV, AAC, etc.
Also, what does "lossless" mean? | [
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5c581z | Why do iPhones have issues with sending and receiving pictures from androids, and vice versa? | explainlikeimfive | {
"a_id": [
"d9ts6ua",
"d9tqcwm"
],
"text": [
"iPhones will (would? I haven't had one in a while) use iMessage to send texts if it thought that the other side had an iPhone. \n\nIf you had an iPhone, and then switched to an android phone, you might have not deregistered iMessage\n\n_URL_0_\n\nIf you d... | {
"url": []
} | {
"url": []
} | {
"url": [
"https://support.apple.com/en-ca/HT203042"
]
} | train_eli5 | Why do iPhones have issues with sending and receiving pictures from androids, and vice versa?
| [
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2l9j1d | How bad are food preservatives for my body? | My parents are telling me that i will get cancer by the time i'm 50 (currently 17) if i eat a lot of food with preservatives and i will have a lot of health problems, personally i think it's overdramatized, but how bad is it really? | explainlikeimfive | {
"a_id": [
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],
"text": [
"I'm probably around the same age as your parents (mid-40's.) Yes, food preservatives in large quantities are not ideal, but I don't think that's the only thing that's going on here. At 17, your parents are suddenly realizin... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How bad are food preservatives for my body?
My parents are telling me that i will get cancer by the time i'm 50 (currently 17) if i eat a lot of food with preservatives and i will have a lot of health problems, personally i think it's overdramatized, but how bad is it really? | [
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89rs8z | Zero Calorie Soft Drinks | [removed] | explainlikeimfive | {
"a_id": [
"dwt0nwl"
],
"text": [
"First of all, technically it's not actually zero calories, but companies are allowed to advertise them as such if they have less than 5 calories per serving. \n\nSecondly, artificial sweeteners. They're chemicals which either taste sweet but have no caloric value (becau... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Zero Calorie Soft Drinks
[removed] | [
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15ql0a | OK, I'm enamored with all the "It's 2013 in New Zealand" posts, but what would happen if we were ALL on the same universal time? | explainlikeimfive | {
"a_id": [
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],
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"Clock time would no longer be associated with shared events like lunchtime and bedtime.\n\nA good chunk of the world would have a annoying and potentially confusing date change in the middle of their waking day... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | OK, I'm enamored with all the "It's 2013 in New Zealand" posts, but what would happen if we were ALL on the same universal time?
| [
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zevsr | Americans are considered "lazy" but Europeans, on average, take 10 more vacation days per year (source inside). | Here is that source:
_URL_0_
Also, here is a quote from the article:
"The study reveals the average time off in European Union countries [per year] is now 34.4 days..."
I personally believe that more time off makes people more productive at work, I just can't understand why there is an idea held by some that Ameri... | explainlikeimfive | {
"a_id": [
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],
"text": [
"I've only heard that Americans rush through life and work too much. I think you may be confusing the Americans-are-fat stereotype with lazy.",
"You could make an argument that it's precisely *because* we work more (not o... | {
"url": []
} | {
"url": [
"http://www.businessweek.com/globalbiz/content/aug2009/gb20090818_398605.htm"
]
} | {
"url": []
} | train_eli5 | Americans are considered "lazy" but Europeans, on average, take 10 more vacation days per year (source inside).
Here is that source: _URL_0_ Also, here is a quote from the article: "The study reveals the average time off in European Union countries [per year] is now 34.4 days..." I personally believe that more time off... | [
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3s029t | Why do the powers at be make it so difficult to travel the world, live where one wants, and basically be more free to live and work anywhere? | explainlikeimfive | {
"a_id": [
"cwswfxq",
"cwstm2u"
],
"text": [
"I don't think you could answer this in an ELI5, or even a dissertation. There are so many factors at play.\n\nI'd like to hope that eventually we can work toward cultural compatibility, much and such as if you live in the EU you can travel and work in any... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do the powers at be make it so difficult to travel the world, live where one wants, and basically be more free to live and work anywhere?
| [
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89029w | If our taste is largely linked to our smell, how come some things taste completely different from the way they smell? (i.e. soap) | [removed] | explainlikeimfive | {
"a_id": [
"dwodtzz"
],
"text": [
"Some things like soap have scents specifically added to them in order to smell pleasant. But whatever they use to add that scent either doesn't add a taste as well or is otherwise overwhelmed by the actual taste of the chemicals in the soap."
],
"score": [
2
]... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | If our taste is largely linked to our smell, how come some things taste completely different from the way they smell? (i.e. soap)
[removed] | [
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72dz0d | How are personality disorders like psychopathy or ANPD treated in a clinical setting? | [deleted] | explainlikeimfive | {
"a_id": [
"dnhs778"
],
"text": [
"First off, psychopathy is not a disorder, a spectrum, or a diagnosis. It is a trait that might appear in any number of disorders, sort of like \"difficulty falling asleep\" is a trait that might appear in disorders like depression or schizophrenia. \n\nWith all personal... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How are personality disorders like psychopathy or ANPD treated in a clinical setting?
[deleted] | [
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5o1bq8 | How does the postal service machinery know the correct amount of postage has been put on via stamps? Especially with old postage stamps, or a many small currency stamps. | When I put a stamp on the envelope, how does the machinery know the correct amount / how much postage has been placed on the envelope? Is each stamp micro-printed with a code the machinery can read as the value, or does the machinery have a database of every stamp and it's proper value? And what about small packages wi... | explainlikeimfive | {
"a_id": [
"dcg2vlo"
],
"text": [
"The usps is very outdated and playing catch up they aren't good at catching it and rely on the workers a lot to catch it . They use to be really terrible and I know people who would ship out dozens of packages daily all at 1 lb no matter what and rarely ever had issues ... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How does the postal service machinery know the correct amount of postage has been put on via stamps? Especially with old postage stamps, or a many small currency stamps.
When I put a stamp on the envelope, how does the machinery know the correct amount / how much postage has been placed on the envelope? Is each stamp m... | [
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1jrf01 | How can so much of our hair fall out during the day without it appearing any thinner? | I am a girl with long hair and usually multiple strands of my hair come out at once when I brush or comb it after a shower, yet when it's dry, it never looks any thinner than before. Please explain! | explainlikeimfive | {
"a_id": [
"cbhl3fk"
],
"text": [
"Hair has a life cycle, just like everything else on your body. For every hair you lose, you are growing one to replace it. \n\nAccording to: _URL_0_\n\nThe hair renews itself in 2 to 6 year cycles that are broken down into 3 phases:\n\n• The growth (or anagenic) phase w... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://www.bioderma.com/en/dermatological-advice/hair-and-scalp/what-is-the-hair-s-life-cycle.html"
]
} | train_eli5 | How can so much of our hair fall out during the day without it appearing any thinner?
I am a girl with long hair and usually multiple strands of my hair come out at once when I brush or comb it after a shower, yet when it's dry, it never looks any thinner than before. Please explain! | [
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8ie09p | Why does salt and too much sugar make us thirsty? | explainlikeimfive | {
"a_id": [
"dyqzbz8",
"dys8mvt"
],
"text": [
"Both are soluble in water and get absorbed more or less completely by our digestive system. This results in an increase in solutes in our blood and extracellular fluid, which is bad news for our cells as water will be drained from them through osmosis. Su... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why does salt and too much sugar make us thirsty?
| [
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2ozynq | If laptops have been around since the early/mid 90s and they had LCD screens, why were LCD TVs not developed sooner? | Why were CRT TVs used for so long after the invention of the laptop monitor being so thin? | explainlikeimfive | {
"a_id": [
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"cms44hm",
"cms8pmb",
"cmsggp8",
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"cms75rf",
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],
"text": [
"A lot had to do with price.\n\nLaptops were expensive, and there was no way to do one with a CRT. LCDs were still developing fast, and were very expensive. On the ot... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | If laptops have been around since the early/mid 90s and they had LCD screens, why were LCD TVs not developed sooner?
Why were CRT TVs used for so long after the invention of the laptop monitor being so thin? | [
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2zrn43 | Why is the military industrial complex so significant in the United States? | I am looking for an answer that is more sophisticated than "U.S. likes their war". | explainlikeimfive | {
"a_id": [
"cplrl9t",
"cplobxg"
],
"text": [
"Okay, a lot of the posts about the Military Industrial Complex (MIC) have major misconceptions on a lot of how federal spending actually works, in particular military spending.\n\nFirst of all, all the talk about the MIC that says \"we spend money because... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://comptroller.defense.gov/Portals/45/Documents/defbudget/fy2015/fy2015_Budget_Request_Overview_Book.pdf",
"http://www.navy.mil/local/maritime/150227-CS21R-Final.pdf",
"http://en.wikipedia.org/wiki/Refueling_and_Overhaul",
"http://www.gpo.gov/fdsys/pkg/BUDGET-2015-TAB/xls/BUDGET-2015-T... | train_eli5 | Why is the military industrial complex so significant in the United States?
I am looking for an answer that is more sophisticated than "U.S. likes their war". | [
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3qtqkg | Why do some countries have toilet bowls with more water than others? | [removed] | explainlikeimfive | {
"a_id": [
"cwi8o6p",
"cwiaxzm",
"cwii3fg"
],
"text": [
"Have you seen a map of your country? It's mostly a desert in the middle and all the settlements are around the coast.\n\nYou don't have much fresh water. Other countries can be quite liberal with their use of water but you're stuck with you... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do some countries have toilet bowls with more water than others?
[removed] | [
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4ee1wb | Why can blackheads be extracted but pimples can be popped? | [removed] | explainlikeimfive | {
"a_id": [
"d1zay2h"
],
"text": [
"No. \n\nBoth are an infections. A blackhead is one that the infection and dirt is open to the air so it oxidizes and turns a dark brown or blackish color. A whitehead (normal pimple) is one where the dirt and infection are within a closed pore and so stays white or yell... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why can blackheads be extracted but pimples can be popped?
[removed] | [
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1npcrn | Why does my stomach feel shaky and nauseous when I don't get enough sleep? | explainlikeimfive | {
"a_id": [
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"cckt5hl"
],
"text": [
"Your digestive system has a routine, it does certain things at certain times of the day. When you disrupt your routine (e.g. by not getting enough sleep), your digestive routine also gets disrupted, which can make you feel unwell.\n\nThe di... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://en.wikipedia.org/wiki/Circadian_rhythm"
]
} | train_eli5 | Why does my stomach feel shaky and nauseous when I don't get enough sleep?
| [
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3a8hvn | Why is palm oil such a major ingredient in almost every single item that is being sold at grocery stores? | explainlikeimfive | {
"a_id": [
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],
"text": [
"Palm oil is cheap to produce and is very stable at high temperatures for frying and cooking applications. Compared to other food oils, it's more versatile and cost-effective for companies to use."
],
"score": [
2
]
} | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why is palm oil such a major ingredient in almost every single item that is being sold at grocery stores?
| [
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11obv9 | How do you play American football? | explainlikeimfive | {
"a_id": [
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],
"text": [
"Just ELI5'd this to my 5 year old:\n\nThe objective of American Football (I'll just call it football going forward) is to get more points than your opponent. The two main ways to get points are to physically bring the football across the en... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://en.wikipedia.org/wiki/American_football#Rules"
]
} | train_eli5 | How do you play American football?
| [
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2udm4p | Why is it socially acceptable to drink milk from other animals but not our own? | explainlikeimfive | {
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],
"text": [
"Harvesting milk from cows back then was during a time where holding one's hunger because it was \"weird\" had GREAT disadvantage over those that did drink it. Exploiting animals for all their resources marked a time of domestication. It might've been weir... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why is it socially acceptable to drink milk from other animals but not our own?
| [
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4pjm3t | Why is transgender grouped with LGBT? | [removed] | explainlikeimfive | {
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"Two reasons. One, we have common enemies: m... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why is transgender grouped with LGBT?
[removed] | [
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1cl835 | East and West Berlin | What happened and why there is east and west?
This is in response to the post in frontpage entitled **East/West Berlin divide...** | explainlikeimfive | {
"a_id": [
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"After WWII, Germany as a county was split up between the Allies (Britain, France, USA, and the USSR). This also happened to the capital of Berlin. Growing differences between the capitalist and communist ways of running things caused a divi... | {
"url": []
} | {
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} | {
"url": []
} | train_eli5 | East and West Berlin
What happened and why there is east and west? This is in response to the post in frontpage entitled **East/West Berlin divide...** | [
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2mgwsn | Why can't I swallow twice in quick succession, without it being difficult? | explainlikeimfive | {
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"It's because swallowing starts a chain reaction of muscle movements in the throat all the way down the digestive tract called peristalsis. So the top muscles in the throat have to wait until the adjacent muscles are ready to start again. ... | {
"url": []
} | {
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} | train_eli5 | Why can't I swallow twice in quick succession, without it being difficult?
| [
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1m5rg4 | Why do people go to private universities in the United States | As a Canadian with two degrees this makes no sense to me. There are private universities here but I've met all of three people who have been to them (super-religious folks). However, in the states it seems to me there are lots of Private Uni's which practically do the exact same thing as Public post-secondary instituti... | explainlikeimfive | {
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"It's usually not about religion. I can think of four typical reasons. First, private universities often advertise having better student/teacher ratios, meaning smaller classes an... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why do people go to private universities in the United States
As a Canadian with two degrees this makes no sense to me. There are private universities here but I've met all of three people who have been to them (super-religious folks). However, in the states it seems to me there are lots of Private Uni's which practica... | [
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5yu3qh | I'm learning piano and am confused on how to tell the key of a piece | So, yesterday I was at my piano lesson and my teacher started talking about the keys we play in; I understood that but was confused about how we tell which key we're playing in.
She said that I have to look at the flats and use relative minors to figure out if the time signature is C, yet the piece includes flats or sh... | explainlikeimfive | {
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"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | I'm learning piano and am confused on how to tell the key of a piece
So, yesterday I was at my piano lesson and my teacher started talking about the keys we play in; I understood that but was confused about how we tell which key we're playing in. She said that I have to look at the flats and use relative minors to figu... | [
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3o5lcn | What exactly does 12 years of public school teach you that you can't learn on your own either through books or the Internet? | [removed] | explainlikeimfive | {
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"Here are some of the things I learned in K-12 (or things that I was learning at home but were substantially reinforced at school) that I don't think I could have learned nearly as effectively through books or t... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | What exactly does 12 years of public school teach you that you can't learn on your own either through books or the Internet?
[removed] | [
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4is5hb | Why aren't the MLB leagues divided by Eastern and Western conferences like the NBA and NHL? | explainlikeimfive | {
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],
"text": [
"Because they started as 2 completely separate leagues, the American League and the National League.\n\nThey were completely separate except or the All Star Game and World Series for most of their existence. Regular season games between AL and NL teams didn't start until... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why aren't the MLB leagues divided by Eastern and Western conferences like the NBA and NHL?
| [
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61p0m3 | How did cops determine speed before the radar gun? | I got pulled over a few days ago, and I was wondering how cops determined speed before the radar gun was invented. Thanks in advance for an explanation. | explainlikeimfive | {
"a_id": [
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],
"text": [
"Cop here, it's called Pace Clocking. Essentially what I do is follow behind a car and match my speed with them so I they are not pulling away or going closer to me. Once that is done I, I go a couple of blocks to see if they ... | {
"url": []
} | {
"url": []
} | {
"url": [
"https://en.m.wikipedia.org/wiki/VASCAR"
]
} | train_eli5 | How did cops determine speed before the radar gun?
I got pulled over a few days ago, and I was wondering how cops determined speed before the radar gun was invented. Thanks in advance for an explanation. | [
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60d40r | Why, even though I used to be tiny and have a fast metabolism, did quitting Prozac (antidepressants) cause me to gain nearly 50 pounds in two months? | [deleted] | explainlikeimfive | {
"a_id": [
"df5g2e7",
"df5gql0"
],
"text": [
"It most likely affected your appetite causing you to eat more than you used to. Have you had any changes in how active you are?",
"Sounds like food became the primary substitute for your meds. I know when I'm sad I start binge eating like crazy. Maybe... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why, even though I used to be tiny and have a fast metabolism, did quitting Prozac (antidepressants) cause me to gain nearly 50 pounds in two months?
[deleted] | [
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5ncq5d | How does developers input "traps" in their software for pirated copies? How do they distinguish between real and pirate, and why can't someone just upload new copies without it? | explainlikeimfive | {
"a_id": [
"dcamm5u"
],
"text": [
"This is called \"digital rights management\", or DRM.\n\nDRM comes in a variety of forms. When software came with printed manuals, sometimes there'd be information on the manual the program would force you to enter. Later, when software came on CD's, often extra DRM d... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | How does developers input "traps" in their software for pirated copies? How do they distinguish between real and pirate, and why can't someone just upload new copies without it?
| [
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5sj77f | What is "melting"? | [removed] | explainlikeimfive | {
"a_id": [
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],
"text": [
"Imagine two magnets stuck together. That's your solid. You can wiggle the magnets a little bit around, but unless you push pretty hard they'll stay stuck together. That's what it's like when matter is in a solid phase. The atoms or molecules stick together, and alth... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | What is "melting"?
[removed] | [
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1ix7f5 | How Do They Film TV Shows/Movies That Take Place in Big Cities? | When they're making TV shows that take place in Chicago or LA or New York City, how do they film on the streets? Do they just film around people, or do they block off the section they want to use? They can't just shut down part of a city to film there, so how do they do it without getting interrupted? | explainlikeimfive | {
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"- For TV productions, sometimes sets are built that look like an actual street. They're then reused over and over, with minor changes (like rotating s... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://www.youtube.com/watch?v=clnozSXyF4k"
]
} | train_eli5 | How Do They Film TV Shows/Movies That Take Place in Big Cities?
When they're making TV shows that take place in Chicago or LA or New York City, how do they film on the streets? Do they just film around people, or do they block off the section they want to use? They can't just shut down part of a city to film there, so ... | [
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32sjsf | What's going on in the brain when you've forgotten something but then think really hard and manage to remember what you forgot? | explainlikeimfive | {
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"Someone else can probably explain this better than me, but it's been 45 minutes with no response so I might as well take a stab at it:\n\nComputer memory works by in... | {
"url": []
} | {
"url": []
} | {
"url": [
"http://www.reddit.com/r/explainlikeimfive/search?q=brain+remember&restrict_sr=on&sort=relevance&t=all"
]
} | train_eli5 | What's going on in the brain when you've forgotten something but then think really hard and manage to remember what you forgot?
| [
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5xq9ad | What's the difference between the Department of Justice (DoJ) and the FBI? | In the U.S., I think the DoJ is the state's lawyers, i.e., if the state wants to bring a case against an individual or organization, the DoJ does all the research, assembles the facts, investigates, interviews, and makes a case against the individual (or organization) in a court of law. (But can the DoJ make arrests?)
... | explainlikeimfive | {
"a_id": [
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],
"text": [
"The DOJ is a cabinet-level agency which is responsible for enforcing US federal law.\n\nThe FBI is an agency which operates under that (along with many other agencies and departments).\n\nA full breakdown is here:\n_URL_0_"
],
"score": [
7
]
} | {
"url": []
} | {
"url": []
} | {
"url": [
"https://en.wikipedia.org/wiki/United_States_Department_of_Justice#Organization"
]
} | train_eli5 | What's the difference between the Department of Justice (DoJ) and the FBI?
In the U.S., I think the DoJ is the state's lawyers, i.e., if the state wants to bring a case against an individual or organization, the DoJ does all the research, assembles the facts, investigates, interviews, and makes a case against the indiv... | [
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41wvti | Why they don't teach how to do taxes, credit cards, insurance(health and auto), loans, investments in general public schools. | It seems like these are all important things everyone person will have to deal with in their life and yet, they barely scratch the surface on teaching these in schools. | explainlikeimfive | {
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"text": [
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"url": []
} | {
"url": []
} | {
"url": [
"Change.org",
"https://www.youtube.com/watch?v=fTTGALaRZoc",
"https://www.change.org/start-a-petition"
]
} | train_eli5 | Why they don't teach how to do taxes, credit cards, insurance(health and auto), loans, investments in general public schools.
It seems like these are all important things everyone person will have to deal with in their life and yet, they barely scratch the surface on teaching these in schools. | [
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4crq7o | Why does the government need to know or care about my relationship status? | I have to define my relationship status (single, married, widowed, etc) when I do my taxes or renew my Obamacare. Why does the government need to know my business? | explainlikeimfive | {
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"text": [
"The reason they ask is that marriage is a legal status that may affect what benefits you are eligible to receive and what taxes you owe. You don't have to define your relationship status. You only have to answer questions regarding the lega... | {
"url": []
} | {
"url": []
} | {
"url": []
} | train_eli5 | Why does the government need to know or care about my relationship status?
I have to define my relationship status (single, married, widowed, etc) when I do my taxes or renew my Obamacare. Why does the government need to know my business? | [
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6dj4vk | Why hasn't anyone else been to the moon? It seems like something that super rich people would do for fun, like James Cameron going to the Mariana Trench. | [title]
edit: I appreciate all the responses, and while you all explained like I'm five, you weren't rude and that's appreciated
The general consensus is that it would be a stellar (lol) waste of time and money, only to do something we've done before. | explainlikeimfive | {
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"If' Elon Musk has taught you nothing else, it's that getting to space is really, really hard and expensive. Getting a submersible that can withstand t... | {
"url": []
} | {
"url": []
} | {
"url": [
"https://en.wikipedia.org/wiki/Chinese_Lunar_Exploration_Program",
"http://www.thespacereview.com/article/1579/1",
"http://spacenews.com/spacexs-new-price-chart-illustrates-performance-cost-of-reusability/"
]
} | train_eli5 | Why hasn't anyone else been to the moon? It seems like something that super rich people would do for fun, like James Cameron going to the Mariana Trench.
[title] edit: I appreciate all the responses, and while you all explained like I'm five, you weren't rude and that's appreciated The general consensus is that it woul... | [
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