q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
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3n0mcp | why so many couriers ride fixie bikes | These are people who literally ride a bike for a living so there must be something to it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3n0mcp/eli5_why_so_many_couriers_ride_fixie_bikes/ | {
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"Because it's simpler system and there's less moving parts to break. A fixed gear doesn't have a derailleur nor the cable system for switch gears. The chain doesn't have enough... | [] | [] | [
[],
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1vjjg8 | why do we sleep elevated above the ground? | At least in the western world, most if not all beds are elevated above the ground. I know in some Asian places they sleep right on the floor so why don't we all do that? Seems like more effort to have the mattress on something. I figure a long time ago it was to avoid vermin and bugs but I'd say most people nowadays wo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vjjg8/eli5_why_do_we_sleep_elevated_above_the_ground/ | {
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"I would it started as a way to avoid bugs or other animals on you when you sleep, then someone saw you could put things under you bed. It also could have been... | [] | [] | [
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2kso9a | why is general anaesthesia so common for wisdom teeth removal, if it isn't necessary? | I got my wisdom teeth removed this summer (age 37). Because I don't have insurance I went to a dental college to let some students do it on the cheap.
I was surprised to find out that they didn't do any kind of sedation at all and planned to do it with a local anaesthetic. Maybe the cultural "trope" of being knocked ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2kso9a/eli5_why_is_general_anaesthesia_so_common_for/ | {
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"I'm having a tooth out soon and I want to be sedated purely out of fear. I can barely make it through an exam. An ... | [] | [] | [
[],
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4f2uxv | how can space have no edge and yet still contain a finite amount of matter? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4f2uxv/eli5_how_can_space_have_no_edge_and_yet_still/ | {
"a_id": [
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"text": [
"There are geometric shapes that have this property. Look at the surface of a sphere, for example. If you are a human walking on the Earth, you will never find the \"edge\" of the Earth, because there isn't one! However, there is only a finite amo... | [] | [] | [
[]
] | ||
exndmg | why is there a difference between the voice you hear when talking and the voice on recording. and which is the one other people hear? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/exndmg/eli5_why_is_there_a_difference_between_the_voice/ | {
"a_id": [
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"text": [
"When you are listening to your own voice as you talk the sound is bouncing around your skull and makes it sound deeper. So your \"real voice\" is the one you hear recorded."
]
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1e03or | how did our astronauts get off the moon and get home without the same elaborate setup we had in florida when they first launched? | I understand that the gravity is lower, buy I still can't see how they got home. Also, I'm no conspiracy theorist, just a little curious. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1e03or/eli5_how_did_our_astronauts_get_off_the_moon_and/ | {
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"_URL_0_\n\nThe gravity of Earth is about 6 times stronger, which doesn't look it would make a huge difference.\n\nBut if you measure the energy difference, it takes about 19 times as much energy to esca... | [] | [] | [
[
"http://xkcd.com/681_large/"
],
[
"http://upload.wikimedia.org/wikipedia/commons/thumb/4/4a/LM_illustration_02.jpg/457px-LM_illustration_02.jpg",
"http://www.hq.nasa.gov/alsj/nasa-tnd-6846pt.1.pdf",
"http://www.hq.nasa.gov/office/pao/History/diagrams/ad004.gif"
],
[]
] | |
64cxdq | how can the judicial service prove that a defendant was read their miranda rights? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/64cxdq/eli5_how_can_the_judicial_service_prove_that_a/ | {
"a_id": [
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"text": [
"This is why police officers now have body cams...\n\nThere is typically more than one officer on the scene when an arrest is made as well. The arresting officer has witnesses to the arrest. There is also the dash cam with ... | [] | [] | [
[],
[]
] | ||
673ads | what makes a mute person unable to speak? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/673ads/eli5_what_makes_a_mute_person_unable_to_speak/ | {
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"There isn't any one cause. Mute just means someone can't speak, no matter what the reason.\n\nKind of like a person who is blind may have been born with no eyes, or they may have lost their eyesight due to an accident, or th... | [] | [] | [
[],
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] | ||
4ivnbw | why is the pound worth so much more than the us dollar? how does a currency degrade/change value? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ivnbw/eli5_why_is_the_pound_worth_so_much_more_than_the/ | {
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"How much the base unit of a currency system is worth is an entirely meaningless & arbitrary distinction *at a single point in time*. It's only by looking at how those exchange rates *change over time... | [] | [] | [
[],
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[]
] | ||
4h5u03 | why wasn't north america as advanced as eurasia was? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4h5u03/eli5_why_wasnt_north_america_as_advanced_as/ | {
"a_id": [
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"score": [
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"text": [
"One theory is a lack of domesticatable animals. CGP Grey has an excellent pair of videos about it if you'd like to learn more. I'll link them in just a second\n\nEDIT: _URL_0_\n_URL_1_"
]
} | [] | [] | [
[
"https://youtu.be/JEYh5WACqEk",
"https://youtu.be/wOmjnioNulo"
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2jmb6f | video game graphics are just going to keep getting better and better. are we eventually going to have live action video games that have real actors in them | P.S. I know some real actors have been in motion capture for games such as Silent Hills and L.A. Noire | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jmb6f/eli5video_game_graphics_are_just_going_to_keep/ | {
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"text": [
"Far too expensive in my opinion, it's far cheaper to just create a 3d model then pay an actor exorbitant amounts of money to flail around in front of a camera",
"That's not re... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Category:Interactive_movie_video_games"
],
[]
] | |
3c5uxh | why do dogs get so scared or fireworks, no matter how quiet/far away it is? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3c5uxh/eli5_why_do_dogs_get_so_scared_or_fireworks_no/ | {
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"text": [
"Same reason why we were so scared of lightnings and made up fierce deities to explain their existence. We are scared of imposing thing... | [] | [] | [
[],
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[],
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[]
] | ||
26i8zx | what is ukip and why is their victory so controversial? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/26i8zx/eli5_what_is_ukip_and_why_is_their_victory_so/ | {
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"Basically they want withdrawal from the European Union, membership of which they say costs the UK £120bn per year.\n\nAlong with that... | [] | [] | [
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"http://www.theguardian.com/politics/2014/apr/29/10-good-reasons-not-vote-ukip-nigel-farage-europe"
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[],
[],
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21br7t | which further (plausible) developments in russia / ukraine could lead to or avoid a second cold war? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21br7t/eli5_which_further_plausible_developments_in/ | {
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"I think it's incredibly unlikely that there will be a second cold war, because there's nothing at stake here that either side is likely to launch nukes over. You have to understand that during the cold war, you had two ideologies competing over t... | [] | [] | [
[]
] | ||
1keb6l | how are the finances of religious groups in the usa structured? | I've heard that churches, synagogues, etc. are "tax exempt" or "nonprofit." Does this mean they are all 501(c)(3)s? If they are basically nonprofits, how is it that some people (ex. televangelists) are able to make so much money? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1keb6l/eli5_how_are_the_finances_of_religious_groups_in/ | {
"a_id": [
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"text": [
"Don't answer! It's a trap!",
"They are non-profits. As to how the people make so much money? Salaries. \n\nNon-profit doesn't mean you can't have revenue, just no \"profit\" at the end of the year. \n\nSay you bring in 1... | [] | [] | [
[],
[]
] | |
5hhyxx | why something purchased via mail order took 6-8 weeks to deliver instead of the few days it would take today? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hhyxx/eli5_why_something_purchased_via_mail_order_took/ | {
"a_id": [
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"text": [
"Because logistics have vastly improved. Options for quick delivery are so cheap and common now that businesses which don't deliver in under a week are at a serious disadvantage. \n\nIn 1990 no one expected to place an order ... | [] | [] | [
[],
[]
] | ||
3lyqe8 | what do people mean when they say that wages have been stagnant? | The only thing I can find is that essentially even though the numbers look bigger, they have the same purchasing power. So while you used to be able to buy a house and raise a family on minimum wage, now you can not. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lyqe8/eli5_what_do_people_mean_when_they_say_that_wages/ | {
"a_id": [
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"text": [
"The median wage in the US has not grown in real (inflation adjusted) terms. Basically, yeah, exactly what you wrote.\n\nThe purchasing power of people in the middle and lower ends of the income spectrum has scarcely expanded... | [] | [] | [
[],
[
"https://thenextrecession.files.wordpress.com/2014/01/household-income-monthly-median-since-2000.gif"
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] | |
qok9q | why doesnt the eu just drop greece from the euro? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/qok9q/eli5why_doesnt_the_eu_just_drop_greece_from_the/ | {
"a_id": [
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"score": [
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"text": [
"If that were to happen, people would lose confidence in the EU. It would appear to 'not work' and lose credibility. \n\nFurther, a lot of people have invested in Greece. Other people have given loans to Greece. Other countries have given loa... | [] | [] | [
[]
] | ||
723nra | why do your legs fall asleep when you sit on the toilet for a long time but not when you sit in a regular chair? | Edit: Thank you for all the advice on why it takes me so long to shit. My problem, however, is getting distracted by my phone and just sitting there after the business is done thus causing tingling legs. Guess that's more of a personal problem though. I could have googled but thought of y'all instead- take that how yo... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/723nra/eli5_why_do_your_legs_fall_asleep_when_you_sit_on/ | {
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6ot1rw | what does drowning feel like and how long does it take for the body to completely shut down to the point of no return? | Edit: I'm not suicidal, please don't worry! Just genuinely curious. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ot1rw/eli5_what_does_drowning_feel_like_and_how_long/ | {
"a_id": [
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"text": [
"The point of no return depends on a lot of circumstances. Most of the body can survive for quite some time and still recover. The limiting factor is the brain. Without oxygen the brain starts to get damaged. If the brain is too damaged then it do... | [] | [] | [
[]
] | |
8f4wot | why does nerve damage cause muscle atrophy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8f4wot/eli5why_does_nerve_damage_cause_muscle_atrophy/ | {
"a_id": [
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"text": [
"You nerves are the \"wires\" your brain uses to send signals to your muscles to move. If your nerves are damaged and the signals can't get through, your muscles don't move and then atrophy.",
"Great question! \n\nThe s... | [] | [] | [
[],
[]
] | ||
3d3t0t | what is that wind-like sound you hear inside your head when stretching at night/tired? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3d3t0t/eli5_what_is_that_windlike_sound_you_hear_inside/ | {
"a_id": [
"ct1jdl8"
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"score": [
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"text": [
"IIRC it's caused by a small muscle in your inner ear known as the tensor tympani, which can be triggered when doing certain things such as yawning or clenching your jaw. Some people can do it on command, but the short version is that its a tiny m... | [] | [] | [
[]
] | ||
3mhvqq | why the chief justice of supreme court was never considered for potus line of succession ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3mhvqq/eli5_why_the_chief_justice_of_supreme_court_was/ | {
"a_id": [
"cvf20uf",
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"score": [
3,
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"text": [
"The chief justice has a very different role from a cabinet member or Congressman. Most importantly, Supreme Court justices do not act democratically: they do their best to determine what the law *is*, while trying to stay aw... | [] | [] | [
[],
[]
] | ||
5akvll | why have we only discovered less than 5 percent of the ocean? what about the other 95 percent? | And what can exploring the ocean do for us? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5akvll/eli5_why_have_we_only_discovered_less_than_5/ | {
"a_id": [
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"score": [
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2
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"text": [
"Most of it is covered with water. \n\nBut we actually have mapped the bottom of the ocean pretty well, as far as where the surface is and it's general formation. We just haven't sent probes down to get eyeballs on it; it's m... | [] | [] | [
[],
[]
] | |
1nz4yq | with a nuke, how is it possible that so much energy can come out of something that small? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nz4yq/eli5_with_a_nuke_how_is_it_possible_that_so_much/ | {
"a_id": [
"ccndz4u",
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"score": [
3,
3
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"text": [
"Nuclear weapons mostly work on the principle of fission. A heavy element (like Uranium 235, which contains 143 neutrons and 29 protons, and is unstable) is forced to lose some of it's subatomic particles and become different... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Nuclear_fission"
],
[]
] | ||
165eih | why do broke actors have to do every movie they can to pay their debts? wouldn't one movie be sufficient? | I often hear about actors who will do every movie they are offered because they need the money. (Nicolas Cage for instance) Wouldn't the xx milion $ from one movie be sufficient?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/165eih/why_do_broke_actors_have_to_do_every_movie_they/ | {
"a_id": [
"c7svqb0",
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"score": [
2,
2
],
"text": [
"That depends on how big their debts are, how much they really get paid, and what kind of lifestyle they are living in the meantime. For example, if Nic Cage owes some ridiculous amount of taxes, and gets paid a few million f... | [] | [] | [
[],
[]
] | |
tkiih | why do i wake up "angry?" | Why am I not a morning person and why do I get angry when I'm woken up? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/tkiih/why_do_i_wake_up_angry/ | {
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"score": [
16,
7,
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"text": [
"I would like to know this as well. During the day, I'm a happy go lucky, completely friendly guy. In the morning, however, I am the most angry, psychotic person you'd ever find. I... | [] | [] | [
[],
[],
[],
[]
] | |
1je905 | why do we need vaccines like tetanus more than once? | my understanding is that vaccines are weakened forms of an attacking virus. Vaccines allow the body to figure out how to defend against the vaccine, so once a vaccine is used doesn't the human body remember how to create these immune responses?
I think that weakened viruses are the reason that some people get sick for... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1je905/why_do_we_need_vaccines_like_tetanus_more_than/ | {
"a_id": [
"cbdsigb"
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"score": [
3
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"text": [
"Living bodies are all about effectiveness. Our bodies will not hold on to the instructions of how to get rid of something if it has not happened in a long time. The reason is there are special cells responsible for recognizing a previously docum... | [] | [] | [
[]
] | |
25oitt | what happens in the brain when it decides to attempt suicide | The brain and the body have so many different reflexes, instincts and systems whose goal is to keep itself alive. With the brain being the center of this what change causes it to switch from self-preservation to self-termination? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/25oitt/eli5_what_happens_in_the_brain_when_it_decides_to/ | {
"a_id": [
"chj7q5d",
"chj7x5q"
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"score": [
2,
12
],
"text": [
"Suicide is not a reflex. Though our body is designed for self-preservation, ultimately it is at the mercy of our conscious command. If someone really wants to kill himself, there is no neurological reaction that could stop ... | [] | [] | [
[],
[]
] | |
3e00lb | what is a "trigger" on reddit, and is it a term used outside of reddit? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3e00lb/eli5_what_is_a_trigger_on_reddit_and_is_it_a_term/ | {
"a_id": [
"cta8530",
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"score": [
3,
2
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"text": [
"When some people undergo severe psychological trauma, like rape victims or soldiers, they're left with something called PTSD. Sometimes, things that remind them of the traumatic event can give them a panic attack or other u... | [] | [] | [
[],
[
"https://www.reddit.com/r/explainlikeimfive/search?q=trigger+warning&restrict_sr=on&sort=relevance&t=all"
]
] | ||
4hlyrh | why do rich people invest in football clubs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hlyrh/eli5why_do_rich_people_invest_in_football_clubs/ | {
"a_id": [
"d2qs3xa"
],
"score": [
4
],
"text": [
"it's a way to spend the huge amount of cash they have into something that seems productive and interesting and can make them more popular or well known. it's also a status symbol thing."
]
} | [] | [] | [
[]
] | ||
8wpaet | why did it take till now to develop phone chargers that fit both ways? is there some special technology in making it fit both ways, or did just no one think of it till now? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8wpaet/eli5_why_did_it_take_till_now_to_develop_phone/ | {
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"text": [
"Nobody wanted to... | [] | [] | [
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"https://gct.co/images/products/usb-connector/usb-3-a-ab.jpg"
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2jxp7i | "nothing ever goes away on the internet." truth or just a scare tactic? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jxp7i/eli5nothing_ever_goes_away_on_the_internet_truth/ | {
"a_id": [
"clg0obp",
"clg5ypl"
],
"score": [
3,
2
],
"text": [
"Closer to true than to not true. If you put anything online, ever, it's very likely around somewhere. If the thing you posted was ever interesting to anyone, it's probably been copied and saved by someone. Naked pictures dou... | [] | [] | [
[],
[]
] | ||
2yo0ib | why are americans obsessed with superheroes? | Serious question. While Hollywood is obviously saturating us with superhero films right now, it seems to me more than just a passing trend. For example, social media is full of grown adults doing superhero cosplay, posting superhero quotes, getting superhero tattoos etc. It's more of a cultural feature than a fad at th... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2yo0ib/eli5_why_are_americans_obsessed_with_superheroes/ | {
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"text": [
"A lot of them originally came about during darker periods of US economic and political climates. They gave people something to distract them from the reality.... | [] | [] | [
[],
[],
[],
[],
[]
] | |
3bieak | how are the speeds of planets and galaxies determined? | Considering velocity is relative, how do we know how fast an object is moving in deep space both relative to earth and other galaxies? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3bieak/eli5_how_are_the_speeds_of_planets_and_galaxies/ | {
"a_id": [
"csmdp0p"
],
"score": [
2
],
"text": [
"We measure it, quite simply. \n\nVelocity may be relative, but we can certainly measure it relative to a given reference, like our planet, our sun, or even our entire galaxy.\n\nIt may not be a simple measurement. Scientists may have to compensat... | [] | [] | [
[]
] | |
7w09ea | how did amazon become such a giant? wasn’t there other online stores at the time of its creation? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7w09ea/eli5_how_did_amazon_become_such_a_giant_wasnt/ | {
"a_id": [
"dtwi2s0",
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3,
2
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"text": [
"When it came out, it was mostly focused on books. The early web started seeing a lot of specialized sites, like _URL_1_ for pet stuff. One other problem with the early web is that there wasn't really ... | [] | [] | [
[
"walmart.com",
"pets.com"
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[],
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4ymvwe | how bipolar 1 works | You see, my mother is Bipolar 1 which means that she is (or was before medication) more Manic. She has been on medication since I have been born and I want to understand more what its like. I have talked to her about it briefly before but I understand she doesn't like to go too much into it. I know that something that ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ymvwe/eli5_how_bipolar_1_works/ | {
"a_id": [
"d6oyjkn",
"d6p11ng"
],
"score": [
2,
5
],
"text": [
"Bipolar 1 disorder is exactly as you said, nor work me to being manic. If your mother is like me (everyone is different) then she probably constantly has thoughts racing through her head. The manic end of bipolar makes the b... | [] | [] | [
[],
[]
] | |
1sxzoh | how did the positions in basketball get their names? | All of the positions in baseball and football are easy to figure out , but the positions in basketball stump me... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1sxzoh/eli5_how_did_the_positions_in_basketball_get/ | {
"a_id": [
"ce2en7r"
],
"score": [
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"text": [
"Centers obviously play in the center or the middle down low. Forwards play up front or \"forward\" on the court, or at least they used to before the three point line made the game more perimeter oriented. Back in the day gaurds werent allowed t... | [] | [] | [
[]
] | |
48j6ax | why cant brain and spinal cells repair themselves? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/48j6ax/eli5why_cant_brain_and_spinal_cells_repair/ | {
"a_id": [
"d0jzyt1",
"d0k2w8c"
],
"score": [
2,
3
],
"text": [
"any organs and tissues in the body can recover after injury without intervention. Unfortunately, some cells of the central nervous system are so specialized that they cannot divide and create new cells. As a result, recovery... | [] | [] | [
[],
[]
] | ||
2hib78 | how does developing taste work? why did i hate coffee as a kid and now it is like nectar of the gods for me? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hib78/eli5how_does_developing_taste_work_why_did_i_hate/ | {
"a_id": [
"cksxq72",
"ckt2t0q"
],
"score": [
9,
2
],
"text": [
"There was a recent study that determined musical tastes are mostly based on repetition, simply hearing a song multiple times makes you like it. This explains cultural trends in musical tastes.\n\nLikewise, food tastes are al... | [] | [] | [
[],
[]
] | ||
86zba1 | what is "overproduced" music and what does it sound like? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/86zba1/eli5_what_is_overproduced_music_and_what_does_it/ | {
"a_id": [
"dw913fj",
"dw91fjd"
],
"score": [
5,
2
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"text": [
"Calling something over- or underproduced is inherently subjective because people have different tastes and preferences. But a song being \"more\" produced generally refers to background strings/synths/voices etc being added ... | [] | [] | [
[],
[
"https://youtu.be/MN23lFKfpck"
]
] | ||
33yvus | the concept of the magnification and objective lenses of binoculars. | Seeking an explanation, conceptual understanding, and the meaning of the technical specifications of the magnification x objective (AxB) of binoculars below:
* 8x21 - Roof-prism binocular with 8x magnification and 21-Millimeter objective diameter
* 10x25 - 10x magnification, 25-millimeter objective binoculars wi... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33yvus/eli5_the_concept_of_the_magnification_and/ | {
"a_id": [
"cqpntj7"
],
"score": [
2
],
"text": [
"objective is how big the lens you're looking thru. magnifcation is how much bigger than naked eye the object is"
]
} | [] | [] | [
[]
] | |
8otkmd | – i’ve just found out that the recipe and salt contents on some popular fast foods are different countries by countries. why is that? why can’t there be a universal recipe? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8otkmd/eli5_ive_just_found_out_that_the_recipe_and_salt/ | {
"a_id": [
"e05zrj4",
"e06h10q"
],
"score": [
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2
],
"text": [
"There's an aspect of tailoring food to a local regions taste but there's also sometimes a logistical or cost issue. For example it may be cheap to get an item like apples to any state in the U.S. however getting an apple to... | [] | [] | [
[],
[]
] | ||
6qfe5m | how do cooling mattresses/mattress pads work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6qfe5m/eli5_how_do_cooling_mattressesmattress_pads_work/ | {
"a_id": [
"dkwv89j"
],
"score": [
6
],
"text": [
"They contain pieces of a gel material which has a very high heat capacity. That means if they've been sitting around at room temperature for a while, they have significant ability to absorb heat from you (your body is warmer) before they reach yo... | [] | [] | [
[]
] | ||
1fvoie | what makes diamonds more expensive than cubic zirconia | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1fvoie/eli5_what_makes_diamonds_more_expensive_than/ | {
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"caebgeu",
"caec9ng",
"caeklw9"
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"score": [
2,
15,
8,
13,
2
],
"text": [
"Monopoly and artificial shortages. DeBeers monopolized the diamond industry and stockpiled diamonds they mined. Combine that with good marketing and you cre... | [] | [] | [
[],
[
"http://www.theatlantic.com/magazine/archive/1982/02/have-you-ever-tried-to-sell-a-diamond/304575/"
],
[],
[],
[
"http://www.youtube.com/watch?v=LHupgR2RGk8"
]
] | ||
5if2bt | why do pros use arcade sticks for fighting games? are they really better than normal controllers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5if2bt/eli5_why_do_pros_use_arcade_sticks_for_fighting/ | {
"a_id": [
"db7vvuv"
],
"score": [
5
],
"text": [
"This isn't true for all fighting games - for example, most hardcore Super Smash Bros. players use the GameCube controller, to the point where Nintendo had to release a special GameCube controller adapter for the WiiU in order to accommodate them ... | [] | [] | [
[]
] | ||
1ssdqh | why do i get completely blind when i suddenly get up after resting for a long time? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ssdqh/eli5_why_do_i_get_completely_blind_when_i/ | {
"a_id": [
"ce0qsft",
"ce0qyaw",
"ce0t2xr"
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"score": [
10,
2,
2
],
"text": [
"You could be mildly dehydrated. Or you might have orthostatic hypotension (a.k.a. postural hypotension), which occurs when blood rushes to your feet and away from your head as you stand up suddenly. (P... | [] | [] | [
[],
[],
[]
] | ||
6nxy5w | why did america fail to become the number one producer of solar panels? wouldn't the government do whatever it takes to gain huge viable markets like this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6nxy5w/eli5_why_did_america_fail_to_become_the_number/ | {
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"dkd3jzb",
"dkd3sit",
"dkd4aq8",
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"score": [
5,
5,
2,
2
],
"text": [
"Because America depends on oil for more than just energy and fuel. Brobdingnagian amounts of money and power are involved with US oil companies, stocks, and even the economy itself... | [] | [] | [
[],
[],
[
"https://dothemath.ucsd.edu/2011/09/dont-be-a-pv-efficiency-snob/",
"http://www.businessinsider.com/solarcity-ceo-how-much-solar-energy-will-cost-in-5-years-2016-6",
"http://www.madehow.com/Volume-1/Solar-Cell.html",
"http://www.businessinsider.com/solar-panel-makers-grappling-with-was... | ||
478b57 | how can luxembourg have an insane national debt and not crumble? | According to wikipedia, the external national debt per capita in Lux is 3.7 million dollars. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/478b57/eli5how_can_luxembourg_have_an_insane_national/ | {
"a_id": [
"d0ay4vb"
],
"score": [
5
],
"text": [
"Debt per capita doesn't matter very much--what matters is the debt as a percentage of GDP, the size of the economy. After all, wealthy countries can afford to pay more than poor countries even if they have a lower population. Nevertheless, Luxemb... | [] | [] | [
[]
] | |
k2me0 | what happens - internally - when you pull the trigger on a gun. | If possible, for different types of guns. Shotguns, pistols, automatic weapons, etc.. For example, does the trigger act like a hammer, it hits the bullet generating a spark? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/k2me0/eli5_what_happens_internally_when_you_pull_the/ | {
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"c2h6cou",
"c2h1dyp",
"c2h6cou"
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"score": [
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2,
2,
2
],
"text": [
"There are usually firing pins in most guns. When you pull the trigger, there are internal actions that make the pin spring forward and hit the primer which sparks and ignites all t... | [] | [] | [
[],
[],
[],
[]
] | |
2r7roe | the reasoning behind sandy hook trutherism. | Do people legitimately believe there was no massacre or is it just the standard tinfoil hat types? If so why? Since no legislation was passed afterwards due to the massacre, why would there need to be a conspiracy behind it to begin with? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2r7roe/eli5_the_reasoning_behind_sandy_hook_trutherism/ | {
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"cnd87ml",
"cndaw9c",
"cndcb7u",
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"score": [
4,
2,
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"text": [
"\nSome portion of the population seems be naturally disposed to seek out and believe in conspiracy theories and these people seem to be drawn to anti-establishment political groups... | [] | [] | [
[],
[],
[],
[]
] | |
5u2mpk | the difference between phenomenology and ontology | title says it all. i don't have a strong understanding of philosophical lexicon, so when people have tried to explain the difference between phenomenology and ontology to me in the past, the vernacular used has gone right over my head. please help me understand. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5u2mpk/eli5_the_difference_between_phenomenology_and/ | {
"a_id": [
"ddqu87s"
],
"score": [
6
],
"text": [
"Bottom line: Ontology \"What is\". Phenomenology: \"What is experienced\". \n\nOften (pretty much always as far as we're concerned with our everyday lives) those two things seem to perfectly align. If however, you study many branches of science y... | [] | [] | [
[]
] | |
1ndsnj | why did they used to put a bag over people's heads before executing them in a public hanging? | I was watching the movie Changeling and was confused. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ndsnj/eli5_why_did_they_used_to_put_a_bag_over_peoples/ | {
"a_id": [
"cchmfo9",
"cchmhbw"
],
"score": [
57,
28
],
"text": [
"That is so whoever is watching the execution will not be able to see the persons face. The eyes bulge, blood vessels become more prominent and is basically too gruesome to look at.",
"Well, hanging wasn't the clean exe... | [] | [] | [
[],
[]
] | |
epwl5e | why do pacifiers soothe babies so much? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/epwl5e/eli5_why_do_pacifiers_soothe_babies_so_much/ | {
"a_id": [
"fem79va"
],
"score": [
9
],
"text": [
"Placates the constant desire to feed. Also unless they're seriously distressed, the suck instinct overrides crying if something is in their mouth."
]
} | [] | [] | [
[]
] | ||
bcnbcd | how are we able to decipher acronyms and initialisms so easily? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bcnbcd/eli5_how_are_we_able_to_decipher_acronyms_and/ | {
"a_id": [
"eks83yr"
],
"score": [
3
],
"text": [
"They seldom occur without any context. This gives you plenty of hints about what they might mean if you'd never heard the words before and had no context, it's be impossible to tell between CPU and scuba"
]
} | [] | [] | [
[]
] | ||
5mznt0 | why do lcd screens become slow in a temp below 0? | Below 0 degrees, An LCD screen will have a weird ghosting effect, Why is this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5mznt0/eli5_why_do_lcd_screens_become_slow_in_a_temp/ | {
"a_id": [
"dc7isgw"
],
"score": [
6
],
"text": [
"LCD screens use a chemical \"shutter\" effect to do their thing. When a current is run through them, the material crystalizes. When the electricity is turned back off, it returns to it's uncrystalley form.\n\nIn low temperatures, the material get... | [] | [] | [
[]
] | |
a0oplo | why do spices prefer warm climates to cold? | I don't see many naturally occurring spices in colder climates and am curious. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a0oplo/eli5_why_do_spices_prefer_warm_climates_to_cold/ | {
"a_id": [
"eajap54"
],
"score": [
15
],
"text": [
"The simplest answer is that there's more variety of spices in warm climates simply because there's more variety of plants in general. Plus, a lot of spices also have antimicrobial properties (which is why they're good for preserving food) and so... | [] | [] | [
[]
] | |
8vxefc | why do some manufacturers print their own prices on items? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8vxefc/eli5_why_do_some_manufacturers_print_their_own/ | {
"a_id": [
"e1r3fv2",
"e1r6h4m",
"e1r73cr"
],
"score": [
10,
3,
5
],
"text": [
"to prevent strors from over inflating prices. They know how much thier product costs. if someone is selling it for more, the customer knows its not Arizona and does not have those hostle feelings. k... | [] | [] | [
[],
[],
[]
] | |
3vetvl | why are most of amazon's highest discount flash sales on jewelry or watches? how can the seller afford to list them at +/- 90% off? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3vetvl/eli5_why_are_most_of_amazons_highest_discount/ | {
"a_id": [
"cxmvh6g"
],
"score": [
5
],
"text": [
"Because they are the items with the biggest margin. They might be still making money at 90% off.\nMy girlfriend used to work in a watch shop and could buy watches at cost - a watch that retailed for $200 cost her about $30."
]
} | [] | [] | [
[]
] | ||
342gug | how do vaccines you can get after exposure to a disease work? | The way I understand vaccines is that you get injected with a small amount of dead or deactivated pathogens so your body learns to make antibodies for them. How can that help if you've already got real pathogens in your system? Or do these vaccines work differently? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/342gug/eli5_how_do_vaccines_you_can_get_after_exposure/ | {
"a_id": [
"cqqohjc",
"cqqqg9s"
],
"score": [
2,
2
],
"text": [
"After the immunisation ( it can be by vaccine or naturally as a first infection for example ) there will be memory immune cells left in your body. So if the pathogen occurs again in your system, your body can eliminate it q... | [] | [] | [
[],
[]
] | |
35pykd | the difference between red, pink, and white wine | I'm a douchebag college frat kid about to go to Rome for a summer semester and the only thing I know is cheap beer and vodka | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35pykd/eli5_the_difference_between_red_pink_and_white/ | {
"a_id": [
"cr6nnf3",
"cr6ns6i",
"cr6nsyr"
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"score": [
2,
2,
2
],
"text": [
"The color comes from the incorporation (or lack thereof) of the skins of the grapes. Red wine uses the red (or other dark colored) grapes and their skins. White wine uses a variety of grapes, sans skin.... | [] | [] | [
[],
[],
[]
] | |
6k1je5 | how can the power company direct renewable electricity to my meter but nonrenewable to the apartment upstairs with no new wires? | I recently received a letter in the mail from my power company that I now have the option to go to 100% renewable energy. It touts how no one needs to come to the house, no new wires, and they just switch it over. I live in a split level home with separate meters. How does this work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6k1je5/eli5_how_can_the_power_company_direct_renewable/ | {
"a_id": [
"djiki4t",
"djikk20",
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"djikr06",
"djil1nc",
"djilqtw",
"djinksk"
],
"score": [
4,
16,
3,
2,
3,
2,
2
],
"text": [
"It doesn't. The same electric flows out. The company just tracks how much flows out of the meter that should ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | |
7zzhf9 | how do people critique music | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7zzhf9/eli5_how_do_people_critique_music/ | {
"a_id": [
"duscr0f"
],
"score": [
2
],
"text": [
"Well in the end it's all subjective anyway . However , music critics will generally tend to favour songs with clever lyricism , memorable melodies , excellent production (how good the album sounds from an audio standpoint) and it's relation to th... | [] | [] | [
[]
] | |
58w09s | if it's possible to sli two gpus, why is it not possible to sli two cpus? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/58w09s/eli5_if_its_possible_to_sli_two_gpus_why_is_it/ | {
"a_id": [
"d93n5lo",
"d93nwmx",
"d93p255"
],
"score": [
9,
5,
4
],
"text": [
"Uhh, multi socket boards have been around for ages...they don't need a physical connection between the two becuase they are connected via the FSB (front side bus) they are in tangled via software suppor... | [] | [] | [
[],
[
"http://www.dell.com/us/business/p/precision-t7810-workstation/pd?oc=cup7810w7p_4&model_id=precision-t7810-workstation"
],
[]
] | ||
2f1gxx | how can a drink taste "dry"? | I really enjoy dry whites and beers, but I don't really understand the use of the word dry to describe them. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2f1gxx/eli5_how_can_a_drink_taste_dry/ | {
"a_id": [
"ck4z65c",
"ck4zuaz",
"ck52i0j",
"ck58zky"
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"score": [
5,
2,
10,
3
],
"text": [
"Pretty sure it means the absence of sweetness ",
"It's just a way to describe the taste, not the texture or actual properties of the drink\n\nHave you never had a drink that t... | [] | [] | [
[],
[],
[],
[]
] | |
4hxei4 | how do swim goggles help you see better underwater? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hxei4/eli5_how_do_swim_goggles_help_you_see_better/ | {
"a_id": [
"d2t7p2f"
],
"score": [
3
],
"text": [
"the \"refractive index\" of air and of water is very different.\n\nSometimes if you can't see well underwater it's because the index of refraction is not optimal to focus the light on the back of your eyeball, but in some cases it's the opposite.... | [] | [] | [
[]
] | ||
ej8bkc | why does a brisket crust get so dark? | Cooked a brisket for 15 hours with only salt and pepper.after about 15 hours the crust was almost black but doesn't taste burnt. Is it from cooking so long or is there more to it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ej8bkc/eli5_why_does_a_brisket_crust_get_so_dark/ | {
"a_id": [
"fcwfuaa"
],
"score": [
4
],
"text": [
"It's from cooking.\n\nThe Maillard reaction changes the proteins in the outer layer of meat into that tasty bark goodness. Simple caramelisation of the limited sugars in the brisket probably has a similar effect but less significant effect."
]
... | [] | [] | [
[]
] | |
1qj3z0 | why are there some currencies, like the yen for example, which have so large numbers for so small prices? | For example, a coke in Japan is 150¥. Why isn't it 1.5¥? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qj3z0/eli5why_are_there_some_currencies_like_the_yen/ | {
"a_id": [
"cddadk1",
"cddbphr"
],
"score": [
4,
3
],
"text": [
"When the Yen was introduced in the 1870s, it had approximately the same value as the dollar. However, 140 years have had their affect on the comparative prices - it dropped a lot because Japan followed a silver currency stan... | [] | [] | [
[],
[]
] | |
o5i1l | transcendentalism | We're working on this topic in English and I have no idea what it is! Can someone explain this to me please? I need to know who some modern Transcendentalists are and how contemporary society reflects Transcendentalist ideas. Thank you! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/o5i1l/eli5_transcendentalism/ | {
"a_id": [
"c3eiqy7",
"c3ej8ws",
"c3ekoht",
"c3ekowv",
"c3enz2k"
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"score": [
20,
4,
8,
16,
3
],
"text": [
"God created the world, but sorta blew himself up to do it. therefore, God is in every part of nature. what is perfect and pure and beautiful is nature. and ... | [] | [] | [
[],
[],
[],
[],
[]
] | |
chzbk5 | how much of a cold or flu virus do you have to be exposed to in order to catch it? | As I sit on a train home from work in Australian winter, half the carriage is coughing and sneezing. My understanding is that, generally, cold/flu viruses spread either through the air and being inhaled into the nose/lungs, or by being left on a surface by contact and subsequently picked up by new contact and then pass... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/chzbk5/eli5_how_much_of_a_cold_or_flu_virus_do_you_have/ | {
"a_id": [
"euzpr70",
"euzrtrs",
"ev00rrw"
],
"score": [
4,
12,
16
],
"text": [
"Cold and Flu aren't the same thing. A factoid I learned recently was quite interesting: there's about 200 different cold viruses that you catch repeatedly through your life, and you're immune for abou... | [] | [] | [
[],
[],
[]
] | |
bzmf6i | how are cities just “buried” and built on top of? | The catacombs in Paris have sidewalks and ruins of buildings and are now completely covered by the modern city. Also under Manchester... I don’t get how a city used to exist and then another one is simply built on top. Let me know, thanks! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bzmf6i/eli5_how_are_cities_just_buried_and_built_on_top/ | {
"a_id": [
"eqtruv2",
"eqvnkkx"
],
"score": [
6,
5
],
"text": [
"Well, for the catacombs at least it's actually the other way around. As a TL;DR At the end of the 1700's there were large sprawling networks of stone mines haphazardly placed under Paris that were threatening the structural ... | [] | [] | [
[],
[]
] | |
2dvwbm | why did disney channel/nickelodeon/cartoon network aim their shows towards teenagers and put cartoons on a separate channel? | Psychology? Demographics? Money? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dvwbm/eli5_why_did_disney_channelnickelodeoncartoon/ | {
"a_id": [
"cjtlt50"
],
"score": [
2
],
"text": [
"I think /u/rudd_fuckers said it pretty well, but I'd also add that the advent of the DVR has a lot to do with it as well. Since everyone has a DVR if you have cable, then it makes sense to be able to fill up the DVR with loads of whatever you ar... | [] | [] | [
[]
] | |
40ty36 | the canadian dollar being as low as it is, how is that affecting us with normal shopping ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/40ty36/eli5_the_canadian_dollar_being_as_low_as_it_is/ | {
"a_id": [
"cyx1t4k"
],
"score": [
2
],
"text": [
"Any item that's imported into Canada is likely to be more expensive. It won't hit right away, since lots of things have been \"in the pipeline\" for a while in order to get to our shelves. You can already see it in the prices of perishable good... | [] | [] | [
[]
] | ||
6kqmn7 | how did early colonial settlers navigate across the atlantic ocean to find the specific port they intended to go(i.e plymouth, jamestown)? | Sure, they may have been able to head in the general direction. But how would a second wave of settlers find a specific port?
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6kqmn7/eli5how_did_early_colonial_settlers_navigate/ | {
"a_id": [
"djo25nc",
"djo3xtm",
"djo9jg2",
"djoho8s"
],
"score": [
9,
7,
2,
2
],
"text": [
"Astrolabe and similar instruments have been around at least 1200 years. With charts and calibration calculating latitude is possible. Along with compasses, maps, wind maps, current... | [] | [] | [
[],
[],
[],
[]
] | |
1qvn5k | τ vs π as the circle constant | I read the Tau Manifesto, but I didn't really get much past why it's better for understanding radians. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qvn5k/eli5_τ_vs_π_as_the_circle_constant/ | {
"a_id": [
"cdgzzd0",
"cdgzzww",
"cdh0fxn"
],
"score": [
2,
2,
2
],
"text": [
"It's just like an argument about whether you should measure distance in centimetres or metres (or inches or feet if you're American). Neither is more correct, but one is often more convenient than the o... | [] | [] | [
[],
[],
[]
] | |
2up2m3 | if my internet connection is only 20mbit/s, why do i need a 1300mbit/s wifi-ac router? | Why can't I simply use a cheap b or g router that has a much lower transfer rate, when my internet connection is so slow? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2up2m3/eli5_if_my_internet_connection_is_only_20mbits/ | {
"a_id": [
"coacyd4",
"coaduhc"
],
"score": [
3,
2
],
"text": [
"unless you are transferring stuff between computers within your home (which would use the access point locally but not use the internet) you don't need one that fast.",
"In the event you want to do a device to device fil... | [] | [] | [
[],
[]
] | |
65g63a | why are goats more susceptible to tensing up after being surprised? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/65g63a/eli5_why_are_goats_more_susceptible_to_tensing_up/ | {
"a_id": [
"dg9zise",
"dg9zjhy"
],
"score": [
5,
2
],
"text": [
"In general they aren't.\n\nThe particular goats you see are known as fainting goats. They have a neurological disorder that causes that strange behavior.\n\nSome people are amused by this, and specifically breed goats with ... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Myotonia_congenita"
]
] | ||
bp8dy8 | how do websites know to go to the mobile version on your phone even when you click a desktop link but don't know how to go to the desktop version on your desktop if you click a mobile link? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bp8dy8/eli5_how_do_websites_know_to_go_to_the_mobile/ | {
"a_id": [
"enpx8ez",
"enpxemn",
"enq829g",
"enqag4p",
"enr32mg",
"enr3a7u",
"ensnr7z"
],
"score": [
5,
9,
39,
14,
4,
2,
2
],
"text": [
"Basically html and JavaScript code that checks the resolution of your screen and other browser information to de... | [] | [] | [
[],
[],
[],
[
"www.m.example.com",
"www.example.com"
],
[
"m.site.com",
"site.com",
"www.site.com"
],
[],
[]
] | ||
3b12ro | why do a lot of people seem to be so averse to casinos being built in their town? | I live in St Louis, and there are 5 casinos within a 15 mile radius of me. What harm do people think they cause? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3b12ro/eli5_why_do_a_lot_of_people_seem_to_be_so_averse/ | {
"a_id": [
"cshutq9"
],
"score": [
2
],
"text": [
"There will always be a not in my backyard mentality, for various things. Not just for casinos, but for almost anything.\n\nThere is a concern that casinos can bring in some of the more undesirable elements, such as crime. I have never done rese... | [] | [] | [
[]
] | |
64ao63 | why an arrow to the body doesn't kill you but a bullet does | I know it depends on where the projectile hits, but I'm talking in general. Why does a bullet do more damage than an arrow? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/64ao63/eli5_why_an_arrow_to_the_body_doesnt_kill_you_but/ | {
"a_id": [
"dg0np36",
"dg0nxfi",
"dg0orv3",
"dg0vowc"
],
"score": [
8,
3,
2,
2
],
"text": [
"Arrows and Bullets have very different physics that drive their assault upon your body.\n\nArrows, once they enter tend to stay on a very straight trajectory, because the shaft of ... | [] | [] | [
[],
[],
[],
[]
] | |
2utplr | if we can simulate audio and visual elements (e.g, movies, video games), why can't we do that with feeling, tasting, and smelling, elements as well? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2utplr/eli5_if_we_can_simulate_audio_and_visual_elements/ | {
"a_id": [
"coblktg"
],
"score": [
3
],
"text": [
"Actually, we can, but it's more complicated. Hearing and sight are detection of energy rather than matter (light or moving air), so we can produce it using electricity. We're not interested in light's particle characteristics here, only the fact ... | [] | [] | [
[]
] | ||
9w0n91 | why do movies and tv shows have to use fake money during taping? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9w0n91/eli5_why_do_movies_and_tv_shows_have_to_use_fake/ | {
"a_id": [
"e9gn22u",
"e9gsfas"
],
"score": [
13,
3
],
"text": [
"They don't *have* to, but it's easier on the props department if the huge wad of money that 100 people end up handling for the day wasn't actually made up of $10,000.\n\nIt's also easier to get a hold of for the film maker,... | [] | [] | [
[],
[]
] | ||
b1ax9r | the logic behind "that is such a virgo move!" what defines an astrological sign's personality, and how does everyone seem to know about them by heart? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b1ax9r/eli5_the_logic_behind_that_is_such_a_virgo_move/ | {
"a_id": [
"eikiqx5"
],
"score": [
4
],
"text": [
"In my opinion there is no logic to. The time of the year will have more of an impact on your personality than the environment you were brought up in? Nah not for me.\n\nThe reason why you see inconsistencies is because it's not real. \n\nJust Goo... | [] | [] | [
[]
] | ||
eev9gd | how do electric motors create so much more torque than gas engines? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eev9gd/eli5_how_do_electric_motors_create_so_much_more/ | {
"a_id": [
"fbwrgrt",
"fbwt3ec",
"fbwwoib"
],
"score": [
2,
2,
2
],
"text": [
"They don't exactly. Reduction is one part, the other part is an electric motor has a flat torque curve across the RPMs unlike ICE",
"The electric motor has full power at low rpm, and at any rpm.\n\n... | [] | [] | [
[],
[],
[]
] | ||
20bqjc | how do (would) radio communications in real time work in space and / or at high speeds. | I can't get how real-time radio chat is possible in, for example, a space vehicle or plane exceeding the speed of sound. Assuming the vehicle is travelling away from the transmission the wave will never catch it. I know I'm wrong, but how? How did communications at epic space distances (think Apollo missions) work in r... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20bqjc/eli5_how_do_would_radio_communications_in_real/ | {
"a_id": [
"cg1nnxz",
"cg1np2o",
"cg1nprw",
"cg1nu3m"
],
"score": [
8,
2,
2,
2
],
"text": [
"Radio waves move at the speed of light. Which is far faster then sound.",
" > Assuming the vehicle is travelling away from the transmission the wave will never catch it. I kno... | [] | [] | [
[],
[],
[],
[]
] | |
6whw6q | why do our brains seem to have specific receptors just for drugs? | For example our brain produces cannabinoids so I assume there is a specific receptor which deals with these. More importantly though, I often read about our brains having opioid receptors, though I don't understand why. Were we supposed to do drugs? Why does our brain have its own specific set of receptors for seemingl... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6whw6q/eli5_why_do_our_brains_seem_to_have_specific/ | {
"a_id": [
"dm85on6",
"dm85skp"
],
"score": [
9,
8
],
"text": [
"A better question is: why are there drugs for every set of receptors? And that's because molecules can take so, so, so, so, *so* many shapes that for every receptor there are bound to be some molecules that lock on the recep... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Tetrahydrocannabinol#Mechanism_of_action",
"https://en.wikipedia.org/wiki/N,N-Dimethyltryptamine",
"https://en.wikipedia.org/wiki/JWH-018#Pharmacology"
],
[]
] | |
czcahi | when a politician (or whoever) says something to a journalist “off the record” what stops them just reporting the information and source anyway? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/czcahi/eli5_when_a_politician_or_whoever_says_something/ | {
"a_id": [
"eyxeteq",
"eyxf8p9",
"eyxhske",
"eyxwf28"
],
"score": [
3,
11,
4,
2
],
"text": [
"Of course they could publish the information anyways but say good bye to any working relationship they had. When you tell something “off the record” it is usually providing backgr... | [] | [] | [
[],
[],
[],
[]
] | ||
jj755 | systemic lupus erythematosus | My Aunt has just been diagnosed with this. The doctors are not making sense to her, she has asked me simplify it for her, and wiki makes no sense to me.
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jj755/eli5_systemic_lupus_erythematosus/ | {
"a_id": [
"c2clajb",
"c2codms",
"c2clajb",
"c2codms"
],
"score": [
2,
3,
2,
3
],
"text": [
"[Wiki on lupus](_URL_0_)\n[Webmd on lupus](_URL_1_)\n\nLupus (System Lupus Erythemoatosus, or SLE) is an autoimmune disease. It means that it's caused by your body's immune system ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Lupus",
"http://lupus.webmd.com/default.htm"
],
[],
[
"http://en.wikipedia.org/wiki/Lupus",
"http://lupus.webmd.com/default.htm"
],
[]
] | |
2hghli | what's so special about the f-22s | I understand the over spending and high costs for each jet, but what makes them so special and revered as so bad ass? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hghli/eli5_whats_so_special_about_the_f22s/ | {
"a_id": [
"cksfp48",
"cksu33x"
],
"score": [
6,
2
],
"text": [
"They're fairly stealthy, have radar that is hard for other fighters to detect (meaning they can see and shoot without being seen in return), they can fly at supersonic speeds without using afterburner and thus burning throug... | [] | [] | [
[],
[]
] | |
jpevm | vacuum tubes | I know they were used in computers and still are used in amps... how do they work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jpevm/eli5_vacuum_tubes/ | {
"a_id": [
"c2e3kna",
"c2e3kna"
],
"score": [
4,
4
],
"text": [
"First you need to understand a little bit about current and voltage. An electric *current* is the flow of electrons, moving from one place to another. A *voltage* is something that makes electrons want to flow; imagine, fo... | [] | [] | [
[],
[]
] | |
22qj90 | how do gas stations function? | Who makes all of the money?
How do so many survive so close together?
Who actually determines the cost per gallon? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22qj90/eli5_how_do_gas_stations_function/ | {
"a_id": [
"cgpftol"
],
"score": [
2
],
"text": [
"The company that supplies the fuel to the distributor makes all the money as well as the companies that produce the cigarettes and food items etc.\nThey survive so close together because everyone needs to go there all the time and if youre on opp... | [] | [] | [
[]
] | |
6mrdez | if total blood volume depends on weight. where does the extra blood go when you get slimmer? | Also if you lose weight does your blood volume and number of cells and plasma etc all reduce as well? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6mrdez/eli5_if_total_blood_volume_depends_on_weight/ | {
"a_id": [
"dk3uoq8",
"dk407ce"
],
"score": [
9,
2
],
"text": [
"Your body produces less. Blood cells are produced all the time as the cells die, and are carried around in fluid. Your body just uses less fluid (and makes less cells so the concentration stays the same) \n",
"When your ... | [] | [] | [
[],
[]
] | |
nlihv | somali pirates. how is it an industry and why can't it be stopped in the gulf of aden? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/nlihv/somali_pirates_how_is_it_an_industry_and_why_cant/ | {
"a_id": [
"c3a10ut",
"c3a17ex",
"c3a1f7k",
"c3a1k5p",
"c3a3ved",
"c3a10ut",
"c3a17ex",
"c3a1f7k",
"c3a1k5p",
"c3a3ved"
],
"score": [
4,
3,
2,
2,
2,
4,
3,
2,
2,
2
],
"text": [
"A combination of overfishing and dumping of toxi... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[],
[]
] | ||
bpp79c | how did we come to the point where we have chocolate eggs for easter? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bpp79c/eli5_how_did_we_come_to_the_point_where_we_have/ | {
"a_id": [
"envz692",
"enxis7l"
],
"score": [
17,
3
],
"text": [
"Because Easter is a fertility celebration -hence the eggs and bunnies (known for rampant shagging) - that was sabotaged by Christianity along with so many other 'pagan' religious events.",
"[Eostre](_URL_0_) (also known... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/%C4%92ostre"
]
] | ||
1zser2 | how do deep space satellites navigate through debris like the asteroid belt or the oort cloud? | Are they smart enough to detect and maneuver around objects in their immediate trajectory? Or unexpected objects encountered in the satellites' flight plan? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zser2/eli5how_do_deep_space_satellites_navigate_through/ | {
"a_id": [
"cfwiyj4",
"cfwizgz",
"cfwjs4c",
"cfwv3t7"
],
"score": [
8,
4,
3,
2
],
"text": [
"The chances of actually encountering an object in an asteroid field is astronomically (ha!) low. It isn't like you see in Star Wars. Objects can be separated by millions of miles. ... | [] | [] | [
[],
[],
[],
[]
] | |
4ciwuo | why do people love eating fast food more often than having more "natural" food? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ciwuo/eli5_why_do_people_love_eating_fast_food_more/ | {
"a_id": [
"d1iluyj"
],
"score": [
4
],
"text": [
"It's generally the trifecta of convenience, affordability, and taste. None of the three are particularly spectacular, but all are good. So it's an easy option for people who don't have a lot of time to cook."
]
} | [] | [] | [
[]
] | ||
14i8dl | how did we come up with our current system of years? | I don't mean "years" as in the earth revolving around the sun one time through. I'm asking why are we currently in the 2,012th "year"? How did they keep track of years before year 0? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/14i8dl/eli5_how_did_we_come_up_with_our_current_system/ | {
"a_id": [
"c7dadsm",
"c7dbm08"
],
"score": [
11,
2
],
"text": [
"It varied from place to place, but was typically measure by the reign of the current king...\"in the 12th year of King Bob, such and such occurred\". During the Roman empire, this shifted to various prominent emperors.\n\n... | [] | [] | [
[],
[]
] | |
2lc846 | why were there so many insane asylums 100 years ago, but you rarely hear about them today? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2lc846/eli5_why_were_there_so_many_insane_asylums_100/ | {
"a_id": [
"cltexxa",
"cltf20n",
"cltf2mf",
"cltf5gf",
"cltfgxk",
"cltfk4g",
"cltflqs",
"cltfnp9",
"cltgjj2",
"cltgum9",
"cltidnt",
"cltj0ul",
"cltkeyy",
"cltkv13",
"cltl3ai",
"cltlo4o",
"cltmb7k",
"cltn7k6",
"clto8f4",
"cltq3sh",
"c... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Atascadero_State_Hospital"
],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"http://www.npr.org/templates/story/story.php?storyId=93581736"
],
[],
[],
[]
] | ||
4wdyao | what exactly is the rem sleep cycle and how does it work? | I seem to wake up at about 3AM which is 3 hours after I go to sleep every night to go pee. So I was just wondering why it's so consistent | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4wdyao/eli5_what_exactly_is_the_rem_sleep_cycle_and_how/ | {
"a_id": [
"d669rmv"
],
"score": [
3
],
"text": [
"Your pineal gland pumps out melatonin, which makes your body relax and \"sleep.\"\n\nBasically, it pumps it out in cycles, which usually last about 3 hours (which makes PERFECT sense given your post) and it starts with light sleep, and when it fu... | [] | [] | [
[]
] | |
2ybkxf | digestion takes hours to occur however, when i eat taco bell i immediately feel like exploding the nearest toilet. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ybkxf/eli5_digestion_takes_hours_to_occur_however_when/ | {
"a_id": [
"cp808zv"
],
"score": [
3
],
"text": [
"The toilet rush is to expel the food digested hours ago not the current Taco Bell"
]
} | [] | [] | [
[]
] |
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