q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
value | subreddit stringclasses 1
value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
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9ok2cn | voter purging | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9ok2cn/eli5_voter_purging/ | {
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"The state keeps a list of people who have signed up to vote. \"Voter Purging\" is usually used to remove people who have moved out of the area or died. Lately you will usually hear it used to describe taking a lot of people off of that list who s... | [] | [] | [
[]
] | ||
9foyji | we all know sugar is harmful and makes us fat. why hasn't a company knocked off all popular sweet treats using stevia (or some other non-sugar sweetener)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9foyji/eli5_we_all_know_sugar_is_harmful_and_makes_us/ | {
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"Because the other sweeteners your referring to are still just different forms of sugar. \nSugar is still used because it tastes way bett... | [] | [] | [
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a0xbpt | if water stays in your stomach for 15-30 minutes and you have an onslaught of food poisoning, where does your body pull fluid from to create loose bowels? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a0xbpt/eli5_if_water_stays_in_your_stomach_for_1530/ | {
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"Your body doesn't add water to make loose stools, it subtracts water to make normal ones.\n\nThe stuff that gets to your bowels by the end of the small intestine is loose and watery, but then while it's hanging out in your colon, before you poo, ... | [] | [] | [
[]
] | ||
4hbnny | why did it take 7 years for andrew wiles to solve fermat's last theorem? how can a math problem take so long to solve? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hbnny/eli5_why_did_it_take_7_years_for_andrew_wiles_to/ | {
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"\"Solving\" these proofs and theorems isn't always a case of going through formulas and crunching numbers until you reach an answer.\n\nWhen it is the case that all you have to do is run a ton of calculations, there are *so ... | [] | [] | [
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2l7lyp | eli: why don't people adopt mesh networking and abandon traditional isps? | Is it more or less technical complexity, restrictive laws around publicly owned and installed cabling? Genuinely curious why the US hasn't pushed for it to update our decrepit internet infrastructure. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2l7lyp/eli_why_dont_people_adopt_mesh_networking_and/ | {
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"The heart of it is this:\n\nRight now the existing infrastructure is a cash cow. The current infrastructure was completed years and years ago in most major areas. The costs of services were high at the time paid to for the expansion of the netw... | [] | [] | [
[]
] | |
47ms9u | why do all strokes present with the same symptoms? | I'm an EMT student and we are going over strokes. If I understand correctly, there are two kinds of strokes: ischemic (blood clot) and hemorrhagic (ruptured vessel). Both of these present with facial droop, paralysis of one side of the body, arm sway, and inability to speak correctly.
My question is why do both kinds ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/47ms9u/eli5_why_do_all_strokes_present_with_the_same/ | {
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"Strokes do not all present the same way -- you are describing the classic presentation of stroke affecting the motor cortex, the part of the brain affecting movement. Strokes can happen anywhere in the brain and can therefore affect almost any bo... | [] | [] | [
[]
] | |
7swe5t | why is a falling share price a bad thing? | As far as I know you create stock company to get venture capital to kickstart your company, so you sell part of your company as shares, but in return have a Board of Director, which will try to get the Share Price up and fiddle around in your vision of the company.
So why is it bad to have a falling Stock price, after... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7swe5t/eli5_why_is_a_falling_share_price_a_bad_thing/ | {
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"text": [
"Some key reasons:\n\n* Debt covenants (rules the lender puts on the behavior of the borrower) may kick in at a certain share prices. \n\n* Employees (especially senior executives) are often paid partly ... | [] | [] | [
[],
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80ymeh | where does electricity go when it goes into the "ground" | So if electricity is just the movement of loose electrons in a material, then where do those electrons go when they run around in a circuit and are dumped into the ground through another wire? or say you got struck by lightning, the electrons go through you into the ground but where? like where do the electrons go, int... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/80ymeh/eli5_where_does_electricity_go_when_it_goes_into/ | {
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"It’s just absorbed into the earth.\n\nTheoretically filling some place with electrons will increase its voltage ... | [] | [] | [
[],
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1tqwq8 | how can these new phone carriers offer you the same network you are on if you switch to a different provider? | I have heard several commercials for phone companies that are popping up and offering for you to keep your old phone, number, and network for switching. I thought that the networks were created by the individual carriers, how can these new carriers offer the 'same' network as I'm using on say, Verizon? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tqwq8/eli5how_can_these_new_phone_carriers_offer_you/ | {
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"text": [
"A lot of these small, regional-based companies don't own any of their own towers. They actually just pay \"rental fees\" to use the large companies towers. \n\nIt's just sort of a play on words to attract customers by telling them that you'll be ... | [] | [] | [
[]
] | |
1jrqtz | why is it so taboo to discuss pay rates, and why aren't job listings more straightforward with what the position pays? | Higher level and more experienced jobs are likely more negotiable, but most mid and lower-level jobs seem to have standard wages, why aren't they clearly posted in job listings?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jrqtz/eli5why_is_it_so_taboo_to_discuss_pay_rates_and/ | {
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"It's considered taboo to discuss someone's personal salary because it makes them self conscious. If they feel (or find out) their salary is low compared to the average, they feel slighted and under appr... | [] | [] | [
[],
[],
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60ahlz | how are famous artworks priced? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60ahlz/eli5_how_are_famous_artworks_priced/ | {
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"text": [
"usually at auction, and then whatever the traffic will bear. estimates are usually way off the mark, depending on how famous something actually is",
"The law of Supply and demand. In the case of a ... | [] | [] | [
[],
[],
[]
] | |
1mb9ha | why is the roman or ottoman empire not called the italian or turkish empire? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1mb9ha/why_is_the_roman_or_ottoman_empire_not_called_the/ | {
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"text": [
"Italy was not united as a country until the 1900s. Rome, however, was founding in 753 BC (according to writings from the Roman Empire). Since Rome was the s... | [] | [] | [
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6g4sp0 | how does the us president have the power to fire an intelligence chief? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6g4sp0/eli5_how_does_the_us_president_have_the_power_to/ | {
"a_id": [
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"text": [
"All appointed members of the Executive Branch serve at the pleasure/discretion of the president. When you start your job, one of your first duties is to write your letter of resignation. ",
"Executive Branch. He's the ... | [] | [] | [
[],
[]
] | ||
5ty57c | why can't we make the flavor of chewing gum last more than 5-10 minutes? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ty57c/eli5_why_cant_we_make_the_flavor_of_chewing_gum/ | {
"a_id": [
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"text": [
"I'm pretty satisfied with Dentyne Ice above other brands. I find it lasts at least 20-30 minutes. Shiver is the best flavour btw. ",
"I read an explanation from the chef Heston Blumenthal that what happens is chewing gum... | [] | [] | [
[],
[
"http://www.telegraph.co.uk/foodanddrink/3322347/Does-your-chewing-gum-really-lose-its-flavour.html"
]
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79e8bm | alternating current. do electrons keep going forwards and backwards in a wire when ac is flowing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/79e8bm/eli5_alternating_current_do_electrons_keep_going/ | {
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2f6n5n | how do they film all these pictures of ants, in the deeps of the hive? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2f6n5n/eli5_how_do_they_film_all_these_pictures_of_ants/ | {
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"text": [
"very long flexible cameras on a wire often pushed into ant hills. Think a endoscopy but your stomach is the ant nest. Its tiny but still "
]
} | [] | [] | [
[]
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4ayi5g | what is the difference between sunnis, shites, baathists, kurds, and wahabist? | I'm trying to understand what their differences are and why they always seem to be culturally clashing and at odds with each other. Can anyone break it down? Also can anyone explain to me why they haven't tried re-drawing borders to make cultural sense and allow them to each have their own way of life in their own resp... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ayi5g/eli5_what_is_the_difference_between_sunnis_shites/ | {
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"text": [
"The Sunnis and Shia are two groups of Islam that split when there was a disagreement over who should have taken over as king (caliph) after the Prophet Mohammad died. \nAfter the split they developed... | [] | [] | [
[],
[],
[]
] | |
4fd4cd | how does therapy give people with depression more energy again? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fd4cd/eli5_how_does_therapy_give_people_with_depression/ | {
"a_id": [
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"text": [
"It doesn't, just as putting a cast on a broken leg doesn't make someone gain the ability to walk again.\n\nTherapy helps to treat the underlying causes of depression. As those underlying causes are dea... | [] | [] | [
[],
[],
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87cv6a | is rain water pure? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/87cv6a/eli5is_rain_water_pure/ | {
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"text": [
"no it is not, rain usually forms around an impurity. Water typically needs something to stick to for it to start condensing. It also hits all the aerosols on... | [] | [] | [
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9y1o18 | why does the economy work in cycles and switch off from times of growth to times of decline? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9y1o18/eli5_why_does_the_economy_work_in_cycles_and/ | {
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"(not any sort of economist) but it all has to do with how people feel if people see that the economy is going down they aren’t going to invest or spend much money which keeps the economy going down. once people see good signs they’ll begin invest... | [] | [] | [
[]
] | |
3cw3gw | why does everything have to be connected through facebook? | I seem to miss out on alot of stuff simply because I refuse to have a facebook account. I took an IQ test and was forbidden to see my score unless I connected through facebook. Am I the only one that finds this a bit rediculous? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cw3gw/eli5_why_does_everything_have_to_be_connected/ | {
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"text": [
"In some cases, it's basically free advertisement. Your friends will see you visited X site and completed X quiz and perhaps your friend will join and then they will advertise their results via Facebook and the cycle continue... | [] | [] | [
[],
[]
] | |
964snr | when climbing a mountain (esp. mt everest) how do you use the bathroom? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/964snr/eli5_when_climbing_a_mountain_esp_mt_everest_how/ | {
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"text": [
"There's often a camp at the end of each stage with a latrine. If not you dig a hole like you would if you're camping in a remote area."
]
} | [] | [] | [
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5clkc5 | how can science know that an achieved result is the correct one and not just a repeated incorrect result? | I apologize in advance for poor phrasing. It took me a really long time to think of how to word this question.
If a scientist confirms a hypothesis using the scientific method, but his result is actually incorrect, how would future generations of scientists ever be able to identify and demonstrate that error if the cur... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5clkc5/eli5_how_can_science_know_that_an_achieved_result/ | {
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"text": [
"Because science doesn't just get written in a holy science bible that future generations just read out of as gospel truth. People run experiments again and ag... | [] | [] | [
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6w3n1c | why do launched missiles often fail? | I am just wondering what particular factors make it so difficult for a weapons program to successfully launch a missile. What typically goes wrong, and why is it so difficult to get right?
Related question: Does a failure mean the engineers still can't get it right, or are they testing different variables each time to... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6w3n1c/eli5_why_do_launched_missiles_often_fail/ | {
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"text": [
"Try making something weighing several tons travel thousands of miles at hundreds of miles an hour and attempt to make sure it doesn't stray anymore than a dozen feet from its target. \n\nIf you have lit... | [] | [] | [
[],
[],
[]
] | |
5ij6m0 | why do network cables have 8 wires inside? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ij6m0/eli5_why_do_network_cables_have_8_wires_inside/ | {
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"Having more wires does two things for you:\n\n1. Having pairs of wires twisted together helps reduce interference. The same signal is sent over both wires in the twisted pair, but one of them is positiv... | [] | [] | [
[],
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cutenx | where does the air (bubbles) comes from when something moves fast under the surface of water. | Was wondering this. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cutenx/eli5_where_does_the_air_bubbles_comes_from_when/ | {
"a_id": [
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"text": [
"As the object moves through the water, the pressure on the front (leading edge) of the object increases, and the pressure on the back (trailing edge) of the object decreases.\n\nIf the object moves fast enough, that pressure difference will allo... | [] | [] | [
[
"https://www.youtube.com/watch?v=ON_irzFAU9c"
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nyf47 | 4chan/b/ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/nyf47/eli5_4chanb/ | {
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"text": [
"A place that no five year old or anyone should ever go to. You will live a much happier and fulfilling life if you don't go there.",
" > “The Internet i... | [] | [] | [
[],
[],
[],
[
"http://www.youtube.com/watch?v=a_1UEAGCo30",
"http://ohinternet.com/Rules_of_the_Internet"
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3biesu | the us is over 18 trillion dollars in debt, why are we considered a wealthy, stable country? and why aren't more people freaking out about our debt? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3biesu/eli5_the_us_is_over_18_trillion_dollars_in_debt/ | {
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"Because our tax revenue is high enough that ... | [] | [] | [
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"http://johnfrmcleveland.hubpages.com/hub/The-US-National-Debt-explained-MMT-style"
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40p4x0 | chinese communism | I know that the Communist Party rules in China, but I keep hearing that they are actually capitalists? Don't socialism and communism go hand in hand? How does a communist capitalist society work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/40p4x0/eli5chinese_communism/ | {
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"text": [
"North Korea calls itself the Democratic Peoples' Republic of North Korea\" despite being neither a republic nor democratic. The Tea Party calls itself the Tea party, despite not actually being about having tea parties. Once upon a time, the polit... | [] | [] | [
[]
] | |
517rgj | the difference between inductive and deductive reasoning | what the title says | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/517rgj/eli5_the_difference_between_inductive_and/ | {
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"\"Deductive reasoning starts with a general theory, statement, or hypothesis and then wor... | [] | [] | [
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5t39rh | what's the difference between surface air missiles on us navy destroyers? | Reading about current USN Destroyers, and they have an assortment of SAMs onboard. What's the difference between SM class, Tomahawks, and ESSM?
Since they're all surface to air, why not just have one missile? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5t39rh/eli5whats_the_difference_between_surface_air/ | {
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"The SM class are general-purpose surface-to-air missiles. They're designed to be used against planes, helicopters, drones, and other missiles, hence the SM \"Standard Missile\" name.\n\nThe ESSM (\"Evolved Sea Sparrow Missile\") is specifically ... | [] | [] | [
[]
] | |
fnr0gz | what is unlimited qe and what does it mean for the current economy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fnr0gz/eli5_what_is_unlimited_qe_and_what_does_it_mean/ | {
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"It means printing money. It'll \"help combat deflation\" in the sense that it directly increases inflation. \n\nIt'll save the banks as they're just giving them money whenever needed, at the expense of.... | [] | [] | [
[],
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3wltah | why did hitler use so many exaggerated body movements during his speeches? | For example in this [speech](_URL_0_) he starts using exaggerated hand-waving / body movements starting at 1:40.
Why? Has it been proven that doing this makes a person's speeches more effective? Or is that just something that he did? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3wltah/eli5_why_did_hitler_use_so_many_exaggerated_body/ | {
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"People responded to it. When done right, it does a lot to show that someone is a very charismatic and involved leader. Hand movements can say almost as much as the words themself. For all of Hitlers fl... | [] | [
"https://youtu.be/EV9kyocogKo?t=100"
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[],
[],
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497963 | what is the difference between megabits per second and megabytes per second? can anyone provide a good analogy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/497963/eli5_what_is_the_difference_between_megabits_per/ | {
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"d0pn3i5"
],
"score": [
19,
12,
2
],
"text": [
"A byte is 8 bits (not *always*, but that's way beyond the scope of the conversation and not relevant to these measurements). So if you have 100 Mbps, that's equivalent to 12.5 MBps.\n\nI guess you co... | [] | [] | [
[],
[
"http://img.21food.com/20110609/product/1305297983109.jpg",
"http://img.21food.com/img/product/2012/12/6/sandy12-17450380.jpg"
],
[]
] | ||
74j7he | why does getting soap up your pee hole feel like satan himself is setting your johnson on fire? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/74j7he/eli5_why_does_getting_soap_up_your_pee_hole_feel/ | {
"a_id": [
"dnyphc1"
],
"score": [
4
],
"text": [
"Stuff like your eyes and urethra are kept fairly acidic in order to keep them as sterile as possible. Soap is significantly more basic, so there's a painful reaction when it comes in contact with these surfaces."
]
} | [] | [] | [
[]
] | ||
223sqi | why it's ok to kill, cut them up into little pieces, and eat animals but keeping them in a small cage is cruel. | Seems like people might be focusing on the wrong part... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/223sqi/eli5_why_its_ok_to_kill_cut_them_up_into_little/ | {
"a_id": [
"cgj1zu5",
"cgj20bk",
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"cgj2q4t",
"cgjk78z",
"cgjkd4j"
],
"score": [
4,
2,
3,
2,
2,
3
],
"text": [
"Small cage is cruel because the animal is alive and do not live in an environment that lets it have a good life. Small enough it is suff... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
3c2tbh | why don't we have fossils of stages between species instead of just clearly distinct species? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3c2tbh/eli5_why_dont_we_have_fossils_of_stages_between/ | {
"a_id": [
"csrqt7h"
],
"score": [
2
],
"text": [
"It's based on how a species is defined. If two creatures can mate to produce fertile offspring, they are considered the same species. Two close species like horses and donkeys can reproduce, but their mule offspring will be sterile. So you can ha... | [] | [] | [
[]
] | ||
1a0l63 | those packets in food and other products that say do not eat | silica gel packets, what is the point of them and what is in them. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1a0l63/eli5_those_packets_in_food_and_other_products/ | {
"a_id": [
"c8szonj"
],
"score": [
13
],
"text": [
"Silica. It removes moisture."
]
} | [] | [] | [
[]
] | |
44uiw5 | why aren't democratic candidates proposing defense spending cuts? | I feel like cuts to defense spending, at least in the figures of 10-20 percent, would be a simple and popular way to balance any policy spending candidates would want to propose. The Democratic base is largely in favor of cutting defense, and voters who aren't are more likely to vote Republican anyways. Why hasn't this... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/44uiw5/eli5_why_arent_democratic_candidates_proposing/ | {
"a_id": [
"czt0g38",
"czt3iaj"
],
"score": [
3,
2
],
"text": [
"Politicians are terrified still (post 9/11 thing, but also kinda always) of being seen as soft on \"defense.\" Any proposed cuts to our military budget wil be portrayed as such, mostly by those pols who get lots of $$$ from ... | [] | [] | [
[],
[]
] | |
3v37k3 | why are british accents considered to sound intelligent and/or charming? | It seems that an easy way to convey the high intelligence or charisma of a character in a show or movie is to give them a British accent. Why is it that these specific accents are associated with these specific traits?
(I'm American, by the way) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3v37k3/eli5_why_are_british_accents_considered_to_sound/ | {
"a_id": [
"cxjylfm",
"cxk0145"
],
"score": [
2,
3
],
"text": [
"Well although I'm English I'm not posh. I couldn't be any less posh.\n\nI think it might be because the upper class (and to some extent the middle class) are all likely to have received a much better standard of education. M... | [] | [] | [
[],
[]
] | |
3ei6t2 | how to calculate combination possibilities? (locks for example) | Lets say i have a passcode lock, i have to input 4 numbers ($$$$) and have 4 to choose from (1-2-3-4). If I can reuse numbers (1213) the answer is 4^4, if I can't (1432) Then it's 4!. But what if its 4 inputs ($$$$) and i have 10 numbers to choose from (1-2-3-4-5-6-7-8-9-0) how do I calculate? Both reusable and not. Wh... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3ei6t2/eli5_how_to_calculate_combination_possibilities/ | {
"a_id": [
"ctf6e9d",
"ctf6hbb"
],
"score": [
2,
8
],
"text": [
"You multiply repeatedly (also called \"raise to a power\") the number of possible choices.\n\nIf you have 4 inputs, and each can be any of 10 allowable numbers, that's 10x10x10x10 (sometimes written 10^4) or 10,000.\n\nIf yo... | [] | [] | [
[],
[]
] | |
1rc9js | why is eating snow is bad for you? | i have heard from many survival shows that snow must be melted before ingested in order to keep yourself hydrated. why is that? eating the snow directly seems like a faster and easier way to get water into your body. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rc9js/eli5_why_is_eating_snow_is_bad_for_you/ | {
"a_id": [
"cdlqujr",
"cdlquuv",
"cdlr5k9"
],
"score": [
3,
3,
2
],
"text": [
"I think you mean yellow snow.",
"Because eating snow will drop your temperature! So your body will burn energy to keep you warm, resulting in you getting tired faster!",
"Snow is ice, and your b... | [] | [] | [
[],
[],
[]
] | |
60s8xe | how can boiled food give me food poisoning? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60s8xe/eli5_how_can_boiled_food_give_me_food_poisoning/ | {
"a_id": [
"df8w43e"
],
"score": [
3
],
"text": [
"Absolutely not. It's a common misunderstanding between bacteria, and what bacteria produces.\n\nAs the bacteria causes the food to 'rot' it produces toxin, which heat won't get rid of.\n\nSo the heat will kill the bacteria, but not the toxins it... | [] | [] | [
[]
] | ||
4l1ioj | how can computer viruses spread from video, sound & image files? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4l1ioj/eli5_how_can_computer_viruses_spread_from_video/ | {
"a_id": [
"d3k0vj7"
],
"score": [
5
],
"text": [
"The easiest way to do it is when the file isn't actually a video, sound, or image file. Windows by default doesn't show file extensions to the user, but does use file extensions to decide which program will open the file. So you name a file som... | [] | [] | [
[]
] | ||
bfwhy7 | what causes that "buruuruur" effect when one of the windows in the car isnt open enough? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bfwhy7/eli5_what_causes_that_buruuruur_effect_when_one/ | {
"a_id": [
"elgtm5i"
],
"score": [
3
],
"text": [
"I think it's called helmholz resonance, like when you blow across the top of an open bottle. The interior of the car functions as the bottle, and the open window functions as the mouth of the bottle, and the sound will always be at the same pit... | [] | [] | [
[]
] | ||
4ckk22 | can you explain the word "kafkaesque" to someone who has never read any kafka? define it and maybe use it in a sentence? | Whenever I look it up, it always just says that it refers to his style of writing, but that doesn't help me. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ckk22/eli5_can_you_explain_the_word_kafkaesque_to/ | {
"a_id": [
"d1iyxue",
"d1izyf4",
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"d1j86a6",
"d1j9rtw",
"d1jpx0m"
],
"score": [
33,
22,
7,
8,
7,
3
],
"text": [
"[Kafka's writing has inspired the term \"Kafkaesque\", used to describe concepts and situations reminiscent of his work, particularly ... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Franz_Kafka#.22Kafkaesque.22"
],
[],
[],
[],
[],
[]
] | |
4093q0 | why don't catalytic converters make vehicle emissions 100% free of pollutants? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4093q0/eli5why_dont_catalytic_converters_make_vehicle/ | {
"a_id": [
"cyseftc"
],
"score": [
3
],
"text": [
"Because they can't.\n\nEngine exhaust contains a large number of pollutants, not all of which can be removed by a catalytic converter."
]
} | [] | [] | [
[]
] | |
1u7svh | how does c4 plastic explosive work? | Like, how does it detonate? If you drop it will the impact cause an explosion? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1u7svh/eli5_how_does_c4_plastic_explosive_work/ | {
"a_id": [
"cefcbum",
"cefcg5p"
],
"score": [
2,
3
],
"text": [
"Nice try, NSA!\n\nJust kidding- but in all seriousness, if you want it ELY5, someone makes the C4, attaches it to something, and then is set with a charge/fuse. The type of charge/fuse varies based on the purpose of the C4 a... | [] | [] | [
[],
[]
] | |
2h6ec4 | how come 55 degrees in march feels warmer than 55 degrees in september? | I live in Wisconsin, so our weather isn't the most regular thing. Every fall we usually get a couple days of "cold", which for us is somewhere in the 50s or 40s at that point in the year, and every spring we will get a few days of"warm", which even though it is the same temperature, feels a lot warmer. You'll see peopl... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2h6ec4/eli5how_come_55_degrees_in_march_feels_warmer/ | {
"a_id": [
"ckpslv4"
],
"score": [
5
],
"text": [
"Its all relative to what your body has adapted to. Lets say that you have alternating days, very warm, and very cold. Your body has no time to adapt to one or the other, because it is constantly changing. On the other hand, if you have lets say 3... | [] | [] | [
[]
] | |
8zm7le | how does verifying my phone number make my online accounts more secure? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8zm7le/eli5_how_does_verifying_my_phone_number_make_my/ | {
"a_id": [
"e2jp4p5"
],
"score": [
2
],
"text": [
"The phone number aspect is if you forget your password, they’ll send a reset link or confirmation code to your phone, the idea being that it’s easier to hack your email than the gain access to your phone."
]
} | [] | [] | [
[]
] | ||
1gk5pr | why the fractional banking system doesn't collapse as soon as people realize their deposits are backed by nothing | I'm not a ZOMG RON PAUL gold bug, but after reading [this](_URL_0_) I'm wondering why I ever thought my money was safe in the bank. Suppose everyone in the world read this article today and decided to pull their money out of the banking system - would 90% of our wealth more or less disappear? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1gk5pr/eli5_why_the_fractional_banking_system_doesnt/ | {
"a_id": [
"cakzbvp",
"cakzo8j",
"cal3ez9"
],
"score": [
4,
4,
5
],
"text": [
"Would it be any better if it was backed by gold? Gold isn't magic. Things only have value because we want them. We want to keep the whole game going, so it keeps going. Simple as that. ",
"Fractiona... | [] | [
"http://en.wikipedia.org/wiki/Fractional-reserve_banking"
] | [
[],
[],
[]
] | |
1vdjm3 | if a will is written by a competent, mentally stable person, and is handled by a lawyer and all things are in order, how can they be contested and overturned? doesn't that defeat the purpose of the will? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vdjm3/eli5if_a_will_is_written_by_a_competent_mentally/ | {
"a_id": [
"cer5t0j",
"cer6l26",
"cer6mo0",
"cerep9y",
"cerh7hi"
],
"score": [
13,
20,
2,
3,
2
],
"text": [
"You can contest a will all day long -- the will will be overturned if there's evidence that it was created improperly.\n\nSo if \"all things are in order\" ... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
6phreu | why are toilets white? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6phreu/eli5why_are_toilets_white/ | {
"a_id": [
"dkpdtvh",
"dkpf5x6",
"dkphuwc",
"dkphvay",
"dkpim2r"
],
"score": [
13,
4,
2,
2,
2
],
"text": [
"There is no physical or biological reasons for such things, but some of the reasons could be:\n\n* Ceramic, is already white, which means it is cheaper to ju... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
6cw04o | how is it possible for somebody to open a credit line/loans in somebody else's name? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6cw04o/eli5_how_is_it_possible_for_somebody_to_open_a/ | {
"a_id": [
"dhxs3mh",
"dhxs9ty"
],
"score": [
2,
2
],
"text": [
"You can open up accounts online. If you have their personal information, what's to stop you from claiming you are them? ",
"In the US you can do a lot with a few pieces of information; Social Security Number, mother's ma... | [] | [] | [
[],
[]
] | ||
2725we | why can i hear my neighbors sneeze or cough like they're right next to me, but i never hear them talking? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2725we/eli5_why_can_i_hear_my_neighbors_sneeze_or_cough/ | {
"a_id": [
"chwpl93",
"chx24be"
],
"score": [
12,
2
],
"text": [
"I have two different theories, take 'em or leave 'em. \n* 1: Sneezing and coughing are generally much louder than talking is, so when their speaking it would be just out of your ability to hear... | [] | [] | [
[],
[]
] | ||
de6pkd | why, sometimes, do boiled eggs yolks turn grey? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/de6pkd/eli5_why_sometimes_do_boiled_eggs_yolks_turn_grey/ | {
"a_id": [
"f2smrzm"
],
"score": [
15
],
"text": [
"That happens when the eggs are overcooked. There's iron present in the egg yolk and sulfur in the egg white. These are normally kept apart by the yolk membrane. When an egg is boiled for too long, the iron and the sulfur start to react and form ... | [] | [] | [
[]
] | ||
3u9el6 | how was the islamic world so progressive less than a century ago, and what events caused the islamic world to become so conservative? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3u9el6/eli5_how_was_the_islamic_world_so_progressive/ | {
"a_id": [
"cxczl4a",
"cxczri0",
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"cxd4skw",
"cxd5b8l",
"cxddcrq"
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"score": [
9,
7,
60,
2,
9,
7
],
"text": [
"In iran, the revolution happened. In Afghanistan the invasions and talibans happened. In egypt i don't know. \n\nRegarding the muslim w... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Islamic_revival"
],
[
"https://origins.osu.edu/milestones/october-2014-egypt-once-again-bans-muslim-brotherhood-sixty-years-later",
"http://www.au.af.mil/au/awc/awcgate/loc/sa/ikhwan.htm",
"http://www.migrationpolicy.org/article/iran-vast-diaspora-abroad-an... | ||
bfshpc | why do mirrors facing eachother get greener? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bfshpc/eli5_why_do_mirrors_facing_eachother_get_greener/ | {
"a_id": [
"elfzxk2"
],
"score": [
8
],
"text": [
"Mirrors reflect more green light than others, which is due to how the glass filters light that reaches the true reflective surface (the thin layer of silver or other metal on the back). \n\nWhen mirrors reflect to one another, their abilitt to re... | [] | [] | [
[]
] | ||
21p0th | why is it bad to burn your trash? | What are the dangers? Please share scary answers. After a tire fire last night, I'm starting to question it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21p0th/eli5_why_is_it_bad_to_burn_your_trash/ | {
"a_id": [
"cgf4u1l",
"cgf51bp",
"cgf684t"
],
"score": [
3,
2,
2
],
"text": [
"the chemicals used in plastics and other chemicals would be released into the air/atmosphere. \n1. you don't want to breathe that shit in\n2. its bad for the environment when other things breathe that s... | [] | [] | [
[],
[],
[]
] | |
cikuy6 | why is the language of the netherlands called "dutch" and german not called "dutch" since that is an anglicization of "deutsch", the german word for the german language? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cikuy6/eli5_why_is_the_language_of_the_netherlands/ | {
"a_id": [
"ev72id6",
"ev79d5z"
],
"score": [
13,
9
],
"text": [
"The word deutsch (and dutch) originaly included both Dutch and german and the differences between german dialects were comparable to the difference between Dutch and german back then. Since England had more trade and contac... | [] | [] | [
[],
[]
] | ||
3sni1z | why is alcohol regarded differently from other addictive substances? | Watching the news today, there was a report on the death of a famous sportsman from the effects of alcoholism.
The newsreader said that 'he had been suffering from this illness for some time'. If he had been using heroin or cocaine he would have been referred to as an addict.
Alcohol is a psychoactive substance and has... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3sni1z/eli5why_is_alcohol_regarded_differently_from/ | {
"a_id": [
"cwystgk",
"cwysvgg",
"cwyt3vw",
"cwyu2x0",
"cwyu4z2",
"cwywohc",
"cwyz4ki",
"cwz00cw",
"cwz0ki2",
"cwz2530",
"cwz2c61"
],
"score": [
22,
13,
69,
2,
19,
2,
6,
2,
2,
2,
3
],
"text": [
"Whisky in particular h... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[]
] | |
6cpfns | chelsea manning. what did she do? what was the fallout from her actions? do you think it was justified? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6cpfns/eli5_chelsea_manning_what_did_she_do_what_was_the/ | {
"a_id": [
"dhwdgbj",
"dhwe2pf"
],
"score": [
7,
3
],
"text": [
"As an active-duty soldier in the US Army, Bradley Manning (Chelsea was born a dude, if you didn't know) gave Wikileaks a *shitload* of classified info which wasn't supposed to leave the US. This is a violation of the Espiona... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Granai_airstrike",
"https://en.wikipedia.org/wiki/July_12,_2007_Baghdad_airstrike"
]
] | ||
bc2xnz | who gives people the right to fence of a body of land on earth and sell it to others, and why couldn’t i do the same thing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bc2xnz/eli5_who_gives_people_the_right_to_fence_of_a/ | {
"a_id": [
"eknc61d"
],
"score": [
3
],
"text": [
"Historically, land ownership was settled by the use of force. But once a society stabilizes, land ownership stabilizes too, even if the origin was distasteful."
]
} | [] | [] | [
[]
] | ||
2rgozu | why is my house at 24468 elm st if elm st only has 5 houses? and why are there 3 other houses with that same number on nearby streets? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rgozu/eli5_why_is_my_house_at_24468_elm_st_if_elm_st/ | {
"a_id": [
"cnfosee"
],
"score": [
5
],
"text": [
"Whether you realize it or not, the streets in your town are arranged in a grid. The houses numbering corresponds to where they fall in that grid."
]
} | [] | [] | [
[]
] | ||
53ns5o | if iron is the last element that is fuseable, how were all the elements created? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/53ns5o/eli5_if_iron_is_the_last_element_that_is_fuseable/ | {
"a_id": [
"d7uq3kh",
"d7uqgjy",
"d7ur8j0"
],
"score": [
2,
2,
2
],
"text": [
"Iron is the last element that gives a net energy gain. It's possible to create heavier elements via fusion, you just end up with less energy than you started with. Our current understanding is that heav... | [] | [] | [
[],
[],
[]
] | ||
2oasbj | how flashing coloured lights became associated with christmas? | Christmas lights and other traditions, how did they come about? Thanks | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2oasbj/eli5_how_flashing_coloured_lights_became/ | {
"a_id": [
"cmlcdmg",
"cmlcgco"
],
"score": [
4,
2
],
"text": [
"The Christmas tree became popular in Germany during the 18th to early 19th centuries. It was brought to America by German immigrants during the 1800s and also became popular in other European countries. During the spread of ... | [] | [] | [
[],
[]
] | |
61r3ym | when dialing an emergency number on a landline and a caller doesnt hangup | Does that prevent you from calling 911 for example? If so how is this an oversight in the system? And how to prevent it?
Edit: to clarify if person X calls you, person X refuses to hangup on a landline youre stuck with X right? So how do you call 911 when X is still on the line when you pick up the phone the next time... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/61r3ym/eli5_when_dialing_an_emergency_number_on_a/ | {
"a_id": [
"dfgme2r"
],
"score": [
2
],
"text": [
"There are multiple lines so that they can handle hundreds of people all dialling the number at the same time and hundreds of call handling staff answering the calls."
]
} | [] | [] | [
[]
] | |
19dngx | factoring trinomials. | My teacher gave us an assignment over it today and i have a hard time understanding it. She explains things really fast and then the next day, we will be on to something else. I think it would help if someone explained it like I'm five.
Example: -3p^2 -10p-3 | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19dngx/eli5_factoring_trinomials/ | {
"a_id": [
"c8n2mur"
],
"score": [
5
],
"text": [
"Knowing the trinomial would help, also /r/math or /r/homeworkhelp might be a better place.\n\nHowever I will try.\n\nax^2 + bx + c is the general form of a quadratic trinomial.\n\nThese factor down to other expressions.\n\nFor example. x^2 + 2x +... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Quadratic_equation"
]
] | |
43rv0b | why does music change over time? today's music is easily distinguisable from the 90's and the 80's and so on. what creates that different "feel"? and what keeping the musician from creating the music like in the 80's? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/43rv0b/eli5_why_does_music_change_over_time_todays_music/ | {
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"I would say it has to do with technology, but primarily trends. Tre... | [] | [] | [
[],
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8e11v8 | why do needles cause fainting? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8e11v8/eli5_why_do_needles_cause_fainting/ | {
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"text": [
"The needle itself doesn't cause fainting; it's caused by \"reflex syncope\", specifically \"vasovagal syncope\": _URL_0_\n\nThe mechanisms in your body that control your heart rate... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Reflex_syncope#Vasovagal_syncope"
],
[],
[],
[]
] | ||
26ojbl | why are self-driving cars so much more amazing than drones? why is it easier to create a pilot less plane than a traditionally easier to manage car? | People generally have an easier time driving cars than flying planes. Why is it the opposite for computers? Is it because of restrictions placed on them, or because they have set lanes and not a straight path? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/26ojbl/eli5_why_are_selfdriving_cars_so_much_more/ | {
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"score": [
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"text": [
"there is few things:\n\n* cars operate in heavy traffic, it's easy to have collision, it's hard(ish) to maintain separation between cars, there can be many unexpected things.\n\n* safety. drones are... ... | [] | [] | [
[],
[],
[]
] | |
4en1dy | why do we get a "magnetic" feeling when we hover our finger between our eyes? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4en1dy/eli5_why_do_we_get_a_magnetic_feeling_when_we/ | {
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"text": [
"I can't describe to you how long I have wondered this... Everyone looked bewildered when I'd ask as a child. ",
"Like any intelligent person, I looked at this post, laughed to myself thinking it wou... | [] | [] | [
[],
[],
[]
] | ||
3cz4d8 | what does batman have against superman? | I've just watched the trailer on the front page and I am none-the-wiser. You'd think Batman and Superman would be good friends, what with them both working to protect the world and all that. However, they seem to be at loggerheads.
Would someone explain what their beef is?
Edit: I've been down-voted in less than a se... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cz4d8/eli5_what_does_batman_have_against_superman/ | {
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63a5c1 | how is jamiroquai's "virtual insanity" filmed? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/63a5c1/eli5_how_is_jamiroquais_virtual_insanity_filmed/ | {
"a_id": [
"dfsgm36",
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"score": [
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"text": [
"The room he was in had wheels on the bottom. The floor stayed still and the walls and roof rolled around with the camera",
"Isn't there a pop up video version that explains it?",
"_URL_0_ Thi... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?v=MzwY7ii582Y"
]
] | ||
1tnkx5 | why is music beautiful, unpleasant, and everything in between? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tnkx5/eli5_why_is_music_beautiful_unpleasant_and/ | {
"a_id": [
"ce9q4fl",
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"text": [
"Music preference and enjoyment stem from many fields of research. Music has so many different factors feeding into its composition and reception including tonality, context, scalar make-up, cultural in... | [] | [] | [
[],
[],
[]
] | ||
t5n7k | how did old-timey phone dialing work? | You know what I'm talking about: the user picks up a phone, talks to an operator and says a series or words like "klondike" or "Murray hill" with some numbers. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/t5n7k/eli5_how_did_oldtimey_phone_dialing_work/ | {
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"text": [
"You know how on phones today, every number has letters on them? That's because in the old days, letters and words helped people remember phone numbers. When you told an operator, \"Connect me with 'Pen... | [] | [] | [
[
"http://en.wikipedia.org/wiki/North_American_Numbering_Plan#Alphabetic_mnemonic_system"
],
[
"http://www.privateline.com/TelephoneHistory3A/numbers.html"
],
[
"http://www.youtube.com/watch?v=CMZU5NdSeIg",
"http://www.youtube.com/watch?v=KW6jKqdYET4&feature=BFa&list=UUFpjKUXV8oJw0ot... | |
2bu7wt | how come after i stare at a computer/tv screen, when i look away my vision is blurry for a few minutes? | I don't have good vision and wear contacts and glasses, if i stare at a computer screen/television up close i have a considerably different view when i look away from the screen, why is this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bu7wt/eli5_how_come_after_i_stare_at_a_computertv/ | {
"a_id": [
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"score": [
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"text": [
"Your eyes are adjusting from the light on your monitor to the light in your surroundings. They differ in brightness and your eyes need to adapt to these lighting changes.\n\nTo avoid straining your eyes too much, you can direct your gaze away fro... | [] | [] | [
[]
] | |
4yt6vv | why we only feel like we've gotten better from viruses after sleeping? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4yt6vv/eli5_why_we_only_feel_like_weve_gotten_better/ | {
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32,
5
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"text": [
"When we sleep our bodies release waves of white blood cells. They find things to fix while we sleep, and many more are released when we sleep in complete darkness vs with a lamp. I'll try to find the s... | [] | [] | [
[],
[],
[]
] | ||
ac040y | what do diffusers do on the back of cars? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ac040y/eli5_what_do_diffusers_do_on_the_back_of_cars/ | {
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"text": [
"As a car moves through the air quickly it causes air in its way to be forced around the body of the vehicle. The result is fast-moving air around and under the vehicle which needs to merge with the slower ambient air once th... | [] | [] | [
[],
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] | ||
1sgm5f | if a child grows up with obesity, would the extra weight "weigh" down the child, and stunt the child's height growth? | Another way to ask the question would be "Would a fat child not grow (in terms of height) as much as a normal child because the extra body fat is weighing down the fat child child more so than the normal child?"
I think I am noticing how chubby children seem to be, generally, shorter than normal weighted children. It ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1sgm5f/eli5_if_a_child_grows_up_with_obesity_would_the/ | {
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"c... | [] | [] | [
[],
[],
[],
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],
[],
[
"http://www.abstractsonline.com/Plan/ViewAbstract.aspx?sKey=87392220-859e-42c2-8ee1-ea1a86f94b45&cKey=ebfd407f-b156-4b17-a3cf-0b7bf08412f1&mKey=%7BBA8AA154-A9B9-41F9-91A7-F4A4CB050945%7D",
"http://orthoinfo.aaos.o... | |
3aztl8 | why does eyebrow hair stay same length whereas we have to shave beard and/or pubes regularly ? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3aztl8/eli5why_does_eyebrow_hair_stay_same_length/ | {
"a_id": [
"cshhpy6"
],
"score": [
2
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"text": [
"All the hair on your body goes through various phases of growth and non-growth and they all eventually fall out. The different lengths of the various types of hair around your body are due to them being in the growth phase for different fractions... | [] | [] | [
[]
] | ||
2fatgb | why do people that are about to be beheaded (or executed) by is, stay so still and comply instead of trying to run away? | I have seen countless videos shot by IS that show executions, and in all of them, everyone just lays/sits still and accepts their fate...
You have nothing to lose, your life is over, why not kick, fight and run as fast as you can? Your dead anyway..
I pray the remaining hostages are released and IS is stopped soon | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fatgb/eli5_why_do_people_that_are_about_to_be_beheaded/ | {
"a_id": [
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"score": [
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2,
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"text": [
"C/P from my previous response on this when the news first came out:\n\n----------\n\nWhen you've been tortured for days, weeks, or even years, you acquire what is called 'learned hopelessness'.\n\nIt's ... | [] | [] | [
[],
[],
[]
] | |
4ojkl0 | why do voices and some instruments vibrato? | I've noticed that many singers and instruments have a sound that seems really wavy when they hold a note but I have no idea why. Any idea? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ojkl0/eli5_why_do_voices_and_some_instruments_vibrato/ | {
"a_id": [
"d4d4sj9"
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"score": [
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"text": [
"Why?\n\nVibrato adds a lot of warmth to a musical note. By very slightly fluctuating your pitch, you are able to include more audio frequencies than just the single note's frequency by itself. So, the note you're projecting sounds a lot louder, w... | [] | [] | [
[]
] | |
b1dk73 | how is pi programmed into calculators? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b1dk73/eli5_how_is_pi_programmed_into_calculators/ | {
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... | [] | [] | [
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],
[],
[
"https://en.wikipedia.org/wiki/Approximations_of_%CF%80#Efficient_methods",
"https://www.math.h... | ||
5ijw6u | if cars can have an indicator whether the seat- belts are put on, why can't airplanes have an indicator whether the seat-belts are put on or not? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ijw6u/eli5_if_cars_can_have_an_indicator_whether_the/ | {
"a_id": [
"db8pf71"
],
"score": [
2
],
"text": [
"Because you could just connect it and then sit on top of it to get it out of your way. Or do something else dumb with it that'd fool the sensor but still leave you in danger if they hit turbulence."
]
} | [] | [] | [
[]
] | ||
erofom | why is account security how it is? | What advantage is there to having to have passwords of a certain length with requirements for upper and lowercase letters, numbers, and special characters? Wouldn't that just reduce the number of passwords that have to be tried? For example, if it has an 8 character minimum hackers can skip all 1-7 character combinatio... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/erofom/eli5_why_is_account_security_how_it_is/ | {
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2,
2,
8,
2,
3,
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"text": [
"It's a tradeoff between security and storage. If 10M users get to write 10 questions that's a lot more storage than 25 fixed questions.... | [] | [] | [
[],
[],
[],
[],
[
"https://xkcd.com/936/"
],
[]
] | |
9qor4e | in the hypothetical scenario where a more massive (rocky) celestial body is to collide with earth, what would someone standing right at the impact point experience? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9qor4e/eli5_in_the_hypothetical_scenario_where_a_more/ | {
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"e8am6mx",
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"score": [
2,
7,
14
],
"text": [
"Earthquakes (from tidal forces), possibly eruptions. Strong winds, possibly loss of atmosphere. Gravity diminished or possibly upwards towards the other body (this would be experienced not just by th... | [] | [] | [
[
"https://www.youtube.com/watch?v=SYOarZKipnU"
],
[],
[]
] | ||
5obyns | how does a single sound wave communicate two or more sounds of different volumes? | Imagine that you're listening to a podcast which has music and a person speaking. The person can lower the volume of the music so that their voice can be heard better. Since both are being transmitted on a single wave of one volume, how are multiple volumes communicated to us? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5obyns/eli5_how_does_a_single_sound_wave_communicate_two/ | {
"a_id": [
"dci46sx",
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"score": [
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2
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"text": [
"It doesn't.\n\nIt communicates the sum of the two sounds.\n\nPlease search, this is a very common question.",
" I can't tell precisely who you're implying when you say 'the person'. \nIf 'the person' refers to the pod ... | [] | [] | [
[],
[]
] | |
tmice | - how are light and radio waves the same thing? | Light in my limited understanding is photons, and ( in the visible spectrum ) can be blocked by your hand for example, are all radio waves photons, simply alternating at a slower pace? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/tmice/eli5_how_are_light_and_radio_waves_the_same_thing/ | {
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2,
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"text": [
"Yes, radio waves are (or consist of) photons too, and they have lower frequency (lower energy) than photons you can see with your eye. The energy of a photon ... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Electromagnetic_radiation"
],
[],
[],
[
"http://www.qrg.northwestern.edu/projects/vss/docs/media/Communications/wavelength.gif"
]
] | |
2yofdk | why do satellites not fall to the earth? i've been told that they are free falling around the earth, but i don't understand this concept. wouldn't the earth eventually pull satellites down? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2yofdk/eli5why_do_satellites_not_fall_to_the_earth_ive/ | {
"a_id": [
"cpbeun0"
],
"score": [
6
],
"text": [
"Try this game out, [link](_URL_0_) fire the cannon (from a tower) using different velocities to see what impact gravity has. ~7100ms is the orbital option. "
]
} | [] | [] | [
[
"http://www.science-animations.com/support-files/satellite.swf"
]
] | ||
2dzxol | data usage. if i skip to the 20 min mark in a 40 min youtube video, does it count the skipped part on my plan? | Follow up, when pages freeze or load slow I'll hit the back button. Right when I hit the back button the loading bar will fill... Wonder if that counts as data | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dzxol/eli5_data_usage_if_i_skip_to_the_20_min_mark_in_a/ | {
"a_id": [
"cjup442"
],
"score": [
6
],
"text": [
"Youtube doesn't buffer the whole video, only the gray area to the right of your timeline \"dot.\" So if at 20m you jump to 40m, you probably had about 20.5m downloaded."
]
} | [] | [] | [
[]
] | |
c1lakx | why do things that seem big and detailed suddenly turn out to be so small when you take a picture of it? (ex. moon, mountain in the background, etc) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c1lakx/eli5_why_do_things_that_seem_big_and_detailed/ | {
"a_id": [
"erdxcgf",
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"score": [
5,
3,
18
],
"text": [
"It all has to do with the resolution of your camera. Using a low res camera to take a photo of something detailed is like using tiles to create a mosaic that recreates the object. Using a high res came... | [] | [] | [
[],
[],
[]
] | ||
38xi5w | why can't you stop a frozen program on your computer with the click of a button | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38xi5w/eli5why_cant_you_stop_a_frozen_program_on_your/ | {
"a_id": [
"crym0lv",
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"score": [
2,
2
],
"text": [
"I'm not completely sure how to interpret the question. \nIf you mean by pressing a button _inside_ the actual frozen program, it is because the program is using all the resources available to it doing some kind of task (or w... | [] | [] | [
[],
[]
] | ||
3hszwo | physiologically speaking: what happens when you form a habit? | What happens on a physiological level when you form an addiction/habit like biting your nails in an attempt to self-soothe? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3hszwo/eli5physiologically_speaking_what_happens_when/ | {
"a_id": [
"cuaalld"
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"score": [
2
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"text": [
"An addiction or habit is basically a behavior that has been reinforced after fulfilling a need.\n\nSay you're in pain. You take a pill to reduce the pain. The brains' reward center is activated, and when the pain comes back, the need for the pain... | [] | [] | [
[]
] | |
1nc17x | if i am on a train, plane or in a car and i toss a ball in the air, why does that ball not fly to the back of the vehicle? | If I am in a train travelling at 100mph for example, and I throw a ball in the air it manages to fall back in my hand, but as the train is moving surely it would hit the back of the carriage? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nc17x/eli5_if_i_am_on_a_train_plane_or_in_a_car_and_i/ | {
"a_id": [
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"score": [
50,
5,
12,
2,
5,
2,
2,
2
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"text": [
"When you are holding the ball, it is also moving 100 mph. When you toss it up, it is still... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | |
1ksncz | how are game designers able to produce larger and more in depth games on only one disc? | I know some games have required more than one disc but it has always baffled me how just 1 disc can hold say the first Starcraft but also Skyrim. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ksncz/eli5_how_are_game_designers_able_to_produce/ | {
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"score": [
9,
2,
3,
4
],
"text": [
"Code efficiency, disc memory, compression technology, and host hardware all play a part in it.\n\nCode efficiency is programming in a way that creates less coding for a process, li... | [] | [] | [
[],
[],
[],
[]
] | |
37xsae | does wearing glasses make your eyes 'lazy' or 'dependent on glasses', and worsen eyesight over time? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37xsae/eli5_does_wearing_glasses_make_your_eyes_lazy_or/ | {
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"score": [
81,
12,
3,
40,
5,
3,
9
],
"text": [
"Nope, that would be completely impossible. What happens is that as people age, eyesight diminishes. for most of... | [] | [] | [
[],
[],
[],
[
"http://www.bbc.com/future/story/20140513-do-glasses-weaken-your-eyesight"
],
[
"http://en.wikipedia.org/wiki/Orthokeratology"
],
[],
[]
] | ||
o2n6v | why do we tend to get restless when we're nervous? | I've found myself pacing around the room for the past ten minutes because of being nervous, why do I feel so compelled to do this? Is it an instinct thing..? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/o2n6v/eli5_why_do_we_tend_to_get_restless_when_were/ | {
"a_id": [
"c3duywe",
"c3dwarj"
],
"score": [
8,
2
],
"text": [
"Adrenaline kicking in for flight or fight response. ",
"Yes. Historically, when we are introduced to a stressor, it'll either be something we can fight or run from. Evolution selected for the ones who fought best or ran ... | [] | [] | [
[],
[]
] | |
8owzwm | how on earth do parking garages underneath skyscrapers support themselves? | Just started a new job.
The building I work in is 18 stories high. I park directly underneath it in an underground parking garage that is 4 stories below the ground. Every time I get out my car I am praying the dang building doesn’t collapse on me.
How on earth does a hollow parking garage support a skyscraper??
Ed... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8owzwm/eli5_how_on_earth_do_parking_garages_underneath/ | {
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243wew | psychologically, what happens to your brain during the water drop torture method? | For those that do not know, the water drop torture method is where they strap to your a table or platform or something and simply let a drop of water fall on your forehead every few seconds. It doesn't hurt, but after a period of time, the person starts to lose it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/243wew/eli5_psychologically_what_happens_to_your_brain/ | {
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