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72bw7i | why is it bad to eat a whole bottle of flintstone's vitamins? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/72bw7i/eli5_why_is_it_bad_to_eat_a_whole_bottle_of/ | {
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"I am not familiar with Flintstone's vitamins, but I guess that it is unhealthy to eat a whole bottle of it because it must have fat-soluble vitamins (A, D, E, K) in it.\n\nFat-soluble vitamins are not like water-soluble vitamins. If you take too ... | [] | [] | [
[]
] | ||
49zle0 | are medically assisted suicides in any way similar to the lethal injections which are so often botched? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/49zle0/eli5_are_medically_assisted_suicides_in_any_way/ | {
"a_id": [
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"text": [
"No, assisted suicides are generally just overdoses of pain drugs administered in a way they go peaceful. \n\nLethal injection are some weird mess of crazy steps to make sure the person dying doesn't like it too much but also that it doesn't get c... | [] | [] | [
[]
] | |
3ssuhr | what do most pet animals really feel about the way we interact with them? do cats enjoy being held or kissed? | Asking because I saw a post on here a few months ago explaining that dogs tolerate people hugging and kissing them but they don't actually like it and some feel threatened by it. Sort of like how we see a grin as a good thing, but a chimpanzee would see it as a threat.
Is there some kind of chart for the appropriate ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ssuhr/eli5_what_do_most_pet_animals_really_feel_about/ | {
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"Generally speaking, if the cat comes to you, sits on you, rubs against you, sits comfortably in your arms while purring, the contact is welcome. If you pick him up, pet him, etc and he doesn't struggle to get away, the cont... | [] | [] | [
[],
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"http://info.drsophiayin.com/Portals/13722/images/C--Users-Melissa-Desktop-fearposterpic-resized-600.JPG",
"http://consciouscat.net/wp-content/uploads/2012/03/CAT-BODY-LANGUAGE21.jpg"
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1e4q3c | travelers' cheques | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1e4q3c/eli5_travelers_cheques/ | {
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"It's basically just a fixed amount check that you buy from a bank. You can then sign the check over to someone else, to pay them. The other person is inclined to accept the check, because they trust the bank that issued it (whereas they might n... | [] | [] | [
[]
] | ||
4viqcm | why do names and words translated from different alphabet systems contain silent letters (ie nguyen)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4viqcm/eli5_why_do_names_and_words_translated_from/ | {
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"text": [
"First can you tell me which letter is silent?",
"Vietnamese does actually use the roman alphabet just like English does, albeit with accents and tone markers on some vowels.... | [] | [] | [
[],
[],
[],
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dhmkf3 | why is swallowing spit fine, but if we were to spit in a cup and drink it back, it’ll taste disgusting and we’d hate it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dhmkf3/eli5_why_is_swallowing_spit_fine_but_if_we_were/ | {
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22xbqf | why do many musicians not get any credit at all for producing backing music, whearas avicii and david guetta etc. are primary artists even on their vocal'd tracks | I've always wondered in songs, e.g. Titanium, why the "DJ" gets primary credit when in many other songs, the person who produces the backing tracks don't get any acknowledgement at all as an artist. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22xbqf/eli5_why_do_many_musicians_not_get_any_credit_at/ | {
"a_id": [
"cgratxx"
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"score": [
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"text": [
"Firstly, producers and backing musicians *do* get credit, even if they aren't the featured artist (check the album credits). Secondly, in your example David Guetta is the featured artist who is known for the production, while the vocalist is jus... | [] | [] | [
[]
] | |
ctbl7y | what makes the https protocol secure? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ctbl7y/eli5_what_makes_the_https_protocol_secure/ | {
"a_id": [
"exjuyyl"
],
"score": [
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"text": [
"The 's' in https means secure.\n\nJokes aside, https uses SSL/TLS encryption between your browser and the webserver. There are groups called Certificate Authorities (CAs) who exist to vouch for the identity of different websites. They use keypair... | [] | [] | [
[]
] | ||
ecrep0 | why do you not need ram equal to the size of a program to run it? | I'm thinking of games, mainly. Why is 16gbs of ram enough to play a 130gb game, like Asgard's Wrath? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ecrep0/eli5_why_do_you_not_need_ram_equal_to_the_size_of/ | {
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"text": [
"Because the only entire game is not loaded into memory, only the executable or game engine and game assets needed for what you are lo... | [] | [] | [
[],
[],
[],
[],
[],
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] | |
44weo6 | i'm skinny and can't get fat, where does all the fat i eat go? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/44weo6/eli5_im_skinny_and_cant_get_fat_where_does_all/ | {
"a_id": [
"cztd3kp"
],
"score": [
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],
"text": [
"In all likelihood, you don't eat as much as you think you do.\n\nPeople burn between 1500 and 2500 calories a day just breathing, depending on their size and general level of activity. Exercise stacks on top of that, but you'd be amazed what you ... | [] | [] | [
[]
] | ||
14vzty | why do older 360/ps3 games have much longer loading screens than modern games? | It seems as though loading higher resolution textures and other fancy features would increase load times. I'm sure it has something to do with game engine optimizations but I'd like some more detail | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/14vzty/eli5_why_do_older_360ps3_games_have_much_longer/ | {
"a_id": [
"c7gymib",
"c7gyoc6",
"c7gz3mx"
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"score": [
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29,
9
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"text": [
"Modern games actually use a ton of trickery to run on outdated hardware. For example, modern FPS games restrict the field of view so the console has to render less stuff compared to a higher FOV. It'... | [] | [] | [
[],
[],
[]
] | |
5h3gar | what are the impacts of an isolationist policy to a country? | Specifically why do people say its bad in today's context? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5h3gar/eli5_what_are_the_impacts_of_an_isolationist/ | {
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"score": [
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"text": [
"Consider the quality of Soviet-built automobiles. Now extrapolate that to most of the civilian economy. ",
"In purely economic terms, isolationism and protectionism has generally been shown to be un... | [] | [] | [
[],
[],
[]
] | |
5ohwvr | why do we have a compulsion to read or otherwise distract ourselves while sitting on the toilet? | I just thought about this because I sat down awhile ago to use the toilet and realized I'd forgotten my phone. It got me thinking back to before I had a cell phone and I'd typically read the back of a shampoo bottle or toothpaste tube. It's something that I've seen many people on the internet admit to doing.. and I jus... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ohwvr/eli5_why_do_we_have_a_compulsion_to_read_or/ | {
"a_id": [
"dcje66q",
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"score": [
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],
"text": [
"To counterbalance the urge to hurry up and get it done with?\n\nLot of bad things (hernias, among others) can happen if you try too hard to move your bowels, which also involves concentration.\n\nSo, we shift our focus to ot... | [] | [] | [
[],
[]
] | |
9zvlua | if you cut something on the atomic level will it cause a nuclear explosion? | Cutting something on the atomic level sounds more badass than cutting something on the molecular level. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9zvlua/eli5_if_you_cut_something_on_the_atomic_level/ | {
"a_id": [
"eaccwqm",
"eacd099",
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"score": [
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"text": [
"This is my own opinion but hasn't the atom already been split by Rutherford like waaaaay back in the 1900's ?\n\nThey're now smashing atoms together . I think that would be more dangerous \n\n",
"Sh... | [] | [] | [
[],
[],
[]
] | |
lk4eg | ; how are stock prices set from moment-to-moment? | When you watch a stock ticker, the price of a single stock fluctuates rapidly over the course of a day. Is there a computer that calculates what the price should be based on the price people have tried to buy it at? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/lk4eg/eli5_how_are_stock_prices_set_from_momenttomoment/ | {
"a_id": [
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"score": [
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"text": [
"Nothing computes what the price of a stock *should be.* The numbers you see reported are the average price that the stock is now *currently trading at.*\n\nWhen you buy a share of stock, you're not actually buying a share of... | [] | [] | [
[],
[]
] | |
2c09jq | what is the biggest influence on a final, unique person's voice? | The accent, the inflection, the pacing, the vocabulary choice, the pitch, I assume, are all malleable to a degree throughout the years. But how much of our "voice" is our own true unique sound, based on how our voice boxes are built, and how much of our signature "voice" is shaped by outside influences? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2c09jq/eli5_what_is_the_biggest_influence_on_a_final/ | {
"a_id": [
"cjaq0bm"
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"score": [
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"text": [
"That is a very, very big question, and one that even people who study languages their whole lives would balk at. To start you out, [here](_URL_0_) is the Wikipedia page on Ideolects. An ideolect is the personal component of a person's speech patt... | [] | [] | [
[
"http://en.m.wikipedia.org/wiki/Idiolect",
"http://en.m.wikipedia.org/wiki/Articulatory_phonetics"
]
] | |
bk5hq8 | what are “strike price” “call” and “put” in stock options with an example? | I’ve read a few articles and I just can’t seem to grasp an understanding of what exactly all of this means when buying options. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bk5hq8/eli5_what_are_strike_price_call_and_put_in_stock/ | {
"a_id": [
"eme2yjh",
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"score": [
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"text": [
"ok so put and call define what you're doing in essence a put option is an option to sell on or before a specific date, and a call option is the option to buy before a specific date. The strike price is the agreed price in qu... | [] | [] | [
[],
[]
] | |
uo4j0 | scott walker's seemingly scandalous policies | All I know is stuff about him trying to make unions less effective, and an acquaintance of mine adamantly claims that something Walker is doing destroyed his family's livelihood, but he was too hot and bothered to really go into detail. I can see weakened unions being tough, but not being life-crippling, so I was wonde... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/uo4j0/scott_walkers_seemingly_scandalous_policies/ | {
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"text": [
"I'll just repost what I wrote in another similar thread:\n\nThe super short version is that once he was elected, Walker pushed some really controversial chang... | [] | [] | [
[],
[],
[],
[
"http://chicagoist.com/2012/04/08/gov_walker_repeals_wisconsin_equal.php"
],
[
"http://www.jsonline.com/news/statepolitics/117193223.html",
"http://www.forbes.com/sites/erikkain/2011/05/17/wisconsin-governor-scott-walker-to-prevent-same-sex-couples-hospital-visitation-rights/",
... | |
7a4fn9 | what's the deal with cellphone store operators? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7a4fn9/eli5whats_the_deal_with_cellphone_store_operators/ | {
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"text": [
"They’re authorized retailers. They have access to the wireless providers database and can setup new accounts and handle issues. \n\nThe wireless provider wants a physical presenc... | [] | [] | [
[],
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[]
] | ||
ar8qln | how the namibia desert isn't all on the sea. | I saw this post:
_URL_0_
In my experience, things on a beach are generally taken out to sea (Plastic bottles, bags etc.). How come over time the shoreline isn't slowly taken out to sea; or is it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ar8qln/eli5_how_the_namibia_desert_isnt_all_on_the_sea/ | {
"a_id": [
"eglky4g"
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"score": [
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"text": [
"It is. You can take an aerial tour of the Namib desert and there are shipwrecks surrounded by miles of sand. When it was a German colony there were problems with the harbour silting up, too. "
]
} | [] | [
"https://www.reddit.com/r/interestingasfuck/comments/ar49qz/this_is_namibia_where_desert_meets_water/?utm_source=reddit-android"
] | [
[]
] | |
b5riq5 | before the time where separating conjoined twins is medically possible, what happens to the other healthy twin when one twin dies? i just recently saw this video about the hilton sisters and i got morbidly curious. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b5riq5/eli5_before_the_time_where_separating_conjoined/ | {
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"text": [
"As you would probably have imagined, the dead twins body starts to flood the conjoined circulatory system with toxic waste and cause organ failure which would lead to death if not separated. ",
"On... | [] | [] | [
[],
[],
[]
] | ||
zy8z9 | the difference of south korea and north korea? | Edit 1: This is a serious question, thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/zy8z9/eli5_the_difference_of_south_korea_and_north_korea/ | {
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"text": [
"Before WWII (well really the 1930s) Korea was a unified country.\n\nThe Peninsula of Korea was occupied by Japan during WWII. Once Germany surrendered, the Soviet Union shifted i... | [] | [] | [
[],
[],
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2bj96b | why is reddit so obsessed with weird al? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bj96b/eli5_why_is_reddit_so_obsessed_with_weird_al/ | {
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"text": [
"It's because of a recent successful marketing campaign. He just released 7 new videos in 7 days.",
"1. He's funny and people *really* love to laugh.\n\n2. He's a stand-up act.... | [] | [] | [
[],
[],
[],
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] | ||
49bnjo | how come we remember perfect images of an object we have just seen but forget where we saw it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/49bnjo/eli5_how_come_we_remember_perfect_images_of_an/ | {
"a_id": [
"d0qka4k",
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"score": [
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"text": [
"My guess is that it was the object you were focusing on and the environment didn't really matter to you when you saw/used it. ",
"Neurologically, processing what something is and where that something is, happen in entire... | [] | [] | [
[],
[]
] | ||
5ije88 | why do some gp doctors send you directly to a lab to get routine bloodwork? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ije88/eli5_why_do_some_gp_doctors_send_you_directly_to/ | {
"a_id": [
"db8lgwv",
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"score": [
7,
3
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"text": [
"Yes, it is an issue of costs. Running a lab is expensive. You have to get all sorts of equipment and supplies, and lab technicians tend to like to get paid, so you have all kinds of overhead.\n\nIf a dedicated lab sets up sh... | [] | [] | [
[],
[]
] | |
2mes4x | why does the decimal point symbol vary from the united states (3.14), continental europe (3,14), and britain (3·14)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2mes4x/eli5_why_does_the_decimal_point_symbol_vary_from/ | {
"a_id": [
"cm3i5rs",
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"score": [
10,
2
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"text": [
"I'm from the UK, I have never seen the decimal point in any different way other than: '3.14'?\n\nEdit: I've never even seen the floating . on a keyboard either....\n",
"British standard is the same as the US. In fact t... | [] | [] | [
[],
[]
] | ||
g2lmpk | how do different electric motors work and what's the difference? what type does tesla use? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/g2lmpk/eli5_how_do_different_electric_motors_work_and/ | {
"a_id": [
"fnoa17r"
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"score": [
5
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"text": [
"All (with some exotic exceptions) electric motors work roughly the same: You got (electro-)magnets attracting and repelling each other in an endless cycle, converting electricity into mechanical power. \nThe following is a very brief list of the... | [] | [] | [
[]
] | ||
42ktw6 | does the fact that companies list their ingredients on packaging not make it really easy to replicate their product? | You see on almost any product a list of the ingredients, whether it be a brand leading shampoo, carbonated soda and almost everything we consume or use (body wise).
Does this not make it much easier for another brand to replicate the product, or at least get pretty close? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/42ktw6/eli5_does_the_fact_that_companies_list_their/ | {
"a_id": [
"czb3vlu",
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"score": [
2,
2
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"text": [
"Sure it does. But the public safety and ability to understand what they're consuming is more important than some fairly vague clues as to the manufacturing process behind the product. \n\nPlus most consumable listed ingredie... | [] | [] | [
[],
[]
] | |
6d6fnt | why are apps, and websites, so adamant about enabling "notifications"? | I don't like notifications on my phone. They are all disabled. This causes me to be harassed WITHIN the apps I use (and to a certain extent, websites) to enable notifications. What is the gain for the developers? Why do they want me to enable notifications? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6d6fnt/eli5_why_are_apps_and_websites_so_adamant_about/ | {
"a_id": [
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"text": [
"Notifications mean that they can engage with you *without waiting for you to come back to the site*. If they can sent you notifications, they can remind/prompt you to come back & use the site more.\n\nThe more you visit a... | [] | [] | [
[],
[]
] | |
1yvysm | how did game developers fit n64 games to cartridges with maximum capacity of 64 mb? | Games like Zelda, Super Mario 64 and Golden Eye were quite extensive. How did they do it on such limited space? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1yvysm/eli5_how_did_game_developers_fit_n64_games_to/ | {
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"text": [
"At the time, that was a great deal of space. And really, it still is, when you're not di... | [] | [] | [
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[],
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"http://static1.wikia.nocookie.net/__cb20110703115107/zelda/es/images/9/94/Ocarina_of_Time.png"
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[],
[
"http://en.m.wikipedia.org/wiki/.kkrieger"
... | |
dcr9kv | how do the heat pits in animals work? | Like the heat pits of certain vipers pythons. How do they function. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dcr9kv/eli5_how_do_the_heat_pits_in_animals_work/ | {
"a_id": [
"f2abnr8"
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"score": [
10
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"text": [
"They are basically very similar to the eyespots found in some small and primitive animals.\n\nEssentially, the ancestor of those Vipers just had infrared sensitive skin in those areas. Over time, a pit evolved because that allowed for better ima... | [] | [] | [
[]
] | |
aui05r | why is a trackless train still a train and not a bus? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aui05r/eli5_why_is_a_trackless_train_still_a_train_and/ | {
"a_id": [
"eh8as05",
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"score": [
3,
3,
3,
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"text": [
"It is not the first time such a vehicle have been called a train. The most famous examples are the Australian road trains which is any truck with three or more trailers. The \"trac... | [] | [] | [
[],
[],
[],
[]
] | ||
3mu4j7 | how fast would a bullet have to travel if shot from the surface of the moon, parallel to the surface, to stay at the same height indefinitely? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3mu4j7/eli5_how_fast_would_a_bullet_have_to_travel_if/ | {
"a_id": [
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"score": [
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2
],
"text": [
"It depends on a lot more than speed, but the slowest stable lunar orbit has a velocity of about 1,000m/s relative to the surface.",
"You use [this equation](_URL_0_) to get orbital speed. The Moon's [gravitational parame... | [] | [] | [
[],
[
"http://formulas.tutorvista.com/physics/orbital-velocity-formula.html",
"https://en.wikipedia.org/wiki/Standard_gravitational_parameter",
"https://en.wikipedia.org/wiki/Moon",
"http://www.wolframalpha.com/input/?i=sqrt%28%284902.8%20km%C2%B3%2Fs%C2%B2%29%20%2F%20%281737.10%20km%29"
]
] | ||
cjlyod | what is the difference between different educational degrees (mba, ged, phd, md, doctorate, master’s, etc) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cjlyod/eli5_what_is_the_difference_between_different/ | {
"a_id": [
"eve6vzh"
],
"score": [
2
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"text": [
"MBA is a masters in bussiness administration\n\nGED shows that you have high school equivalent competence\n\nPhD is a doctorate in a subject, MD is a doctorate specific to medicine\n\nTypes of degrees one can get after high school are: Associates... | [] | [] | [
[]
] | ||
70az3y | what's a real-life application of n to the zeroth power? | I get that it is used in simplifying formulas, but a real-life application/example would help me get more concrete understanding. Thanks! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/70az3y/eli5_whats_a_reallife_application_of_n_to_the/ | {
"a_id": [
"dn1s5gb",
"dn1s5gb",
"dn21pyu"
],
"score": [
15,
15,
2
],
"text": [
"Let's say you're a game developer, and you wanted to give out codes for people to get into the beta of your game.\n\nYou decide to do this by giving access to one person to start, and then every Frida... | [] | [] | [
[],
[],
[]
] | |
35ioww | how can a company like straight talk get away with using the at & t network and charge so much less? | I heard that the wireless provider Straight Talk runs off of the AT & T towers but they charge around half as much a month for their contracts. How is it that they can get away with this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35ioww/eli5_how_can_a_company_like_straight_talk_get/ | {
"a_id": [
"cr4qxyi"
],
"score": [
3
],
"text": [
"They purchase network time in bulk from AT & T. It's pretty common, all of the big carriers sell time in bulk to companies that don't have their own network.\n\nSpecifically, providers like Straight Talk are very consumer oriented, and often don'... | [] | [] | [
[]
] | |
35gonc | what were the motivations behind the columbine high school massacre? | I understand the general motions of the massacre itself, however I haven't really been able to find any information on what the motivations of Eric Harris and Dylan Klebold were to carry it out in the first place. Can somebody please explain their motivations to me? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35gonc/eli5_what_were_the_motivations_behind_the/ | {
"a_id": [
"cr49p2g",
"cr4fesv"
],
"score": [
2,
2
],
"text": [
"There have been lots of attempts to explain the motivation: They were bullied by the jocks, teen alienation, our militaristic culture, etc. Most of these don't hold up to scrutiny. The best explanation is that it was the dea... | [] | [] | [
[],
[
"https://www.goodreads.com/book/show/6432343-columbine"
]
] | |
1stmdr | what exactly did kim jong-un's uncle, jang song thaek, do to be purged and subsequently executed? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1stmdr/eli5_what_exactly_did_kim_jonguns_uncle_jang_song/ | {
"a_id": [
"ce13zsj",
"ce14fsb",
"ce158a0"
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"score": [
4,
3,
4
],
"text": [
"From my reading, I believe that there may have been a couple of issues. First the influence of the Army which was opposed to Jang Song Thaek. Next Jang Song Thaek may have been building his own power ... | [] | [] | [
[],
[],
[]
] | ||
202jyi | why do countries like north korea and cuba which are dictatorships still hold elections with only one candidate on the ballot? | I was reading the USA Today and it had an article about North Korea's dictator Kim Jong Un winning the national elections with 100% of the vote. Why do they still hold elections if people don't really have any other choice? [Source](_URL_0_) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/202jyi/eli5_why_do_countries_like_north_korea_and_cuba/ | {
"a_id": [
"cfz6nu0",
"cfz76n2",
"cfz8nad",
"cfzlmbr"
],
"score": [
6,
18,
6,
3
],
"text": [
"It's propaganda. The government is trying to convince the people that they are living in a democracy.",
"The election serves a couple of useful purposes to the regime. First,... | [] | [
"http://usat.ly/1fZkixN"
] | [
[],
[
"http://www.economist.com/blogs/economist-explains/2014/03/economist-explains-2"
],
[
"http://www.kcna.co.jp/index-e.htm",
"http://i.imgur.com/Agaw1DW.png"
],
[]
] | |
3d5262 | why are so many supplements/medications white? | What makes the chemical a white powder? Or is my claim that these chemicals are usually white not even true at all (i.e., many aren't white)? The only explanation I could think of is that some kind of common binding agent would be white, but I doubt that every medicine/supplement requires many binding agents. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3d5262/eli5_why_are_so_many_supplementsmedications_white/ | {
"a_id": [
"ct1u323"
],
"score": [
2
],
"text": [
"Let's start with how things get to have colors. \n\nLight from the sun is \"white\", but what that means is that it's a mix of all the colors in the rainbow. \n\nWhen light hits something, the light bounces off, in all directions. Now, there are ... | [] | [] | [
[]
] | |
6i3mw6 | neutrino oscillation! how does it work and why does it happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6i3mw6/eli5_neutrino_oscillation_how_does_it_work_and/ | {
"a_id": [
"dj3jzg8"
],
"score": [
2
],
"text": [
"So before everything, I'm going to make sure we are on the same page on neutrino oscillations. There are three types, or flavors, of neutrinos(the electron, muon, and tau neutrinos), and when they travel in space, they can spontaneously change in... | [] | [] | [
[
"https://i.stack.imgur.com/Of40B.jpg",
"http://onlinetonegenerator.com/binauralbeats.html"
]
] | ||
5kku0e | the purpose of the painted spiral on the front of an aircraft engine. | I'm sitting at Denver International with a 2.5 hour delay trying to pass time. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5kku0e/eli5_the_purpose_of_the_painted_spiral_on_the/ | {
"a_id": [
"dbomic4"
],
"score": [
7
],
"text": [
"It visualizes the speed at which the turbine spins, since the turbine blades move so fast that you can't distinguish between a slowly idling engine and one which has full power. The spiral can be distinguished even at high speed, since it changes... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Bird_strike#Vehicle_design"
]
] | |
wsy9u | how sunburns occur, and why they can cause pain for days after receiving the sunburn. | The only thing I know about the burns is that the UV rays cause the burn.
I have no understanding of how the pain occurs, or why it lasts days after getting the initial burn. On top of that, why (when the burn is bad enough) your skin may secrete/drain(?) fluid from the burned area. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/wsy9u/eli5_how_sunburns_occur_and_why_they_can_cause/ | {
"a_id": [
"c5g6p2b"
],
"score": [
10
],
"text": [
"When you get a burn, what you are doing is causing damage to the DNA in your skin cells. There is a chemical called thymine that is one of the bases in your DNA. When it is hit by UV light, it can get knocked out of place and attach to a thymi... | [] | [] | [
[]
] | |
30fetw | what exactly are these religious freedom bills being introduced in different states across america and what do they mean for the gay community? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30fetw/eli5_what_exactly_are_these_religious_freedom/ | {
"a_id": [
"cprx35e",
"cprybok",
"cps54ej"
],
"score": [
4,
7,
5
],
"text": [
"Just remember the way these laws are being crafted...will also allow the conservative Christians to be turned away on religious difference ideals too. What they are failing to realize is this truly a d... | [] | [] | [
[],
[],
[]
] | ||
3g21cg | how is new mexico not totally contaminated with nuclear fall out after setting off hundreds of nuclear test bombs there? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3g21cg/eli5how_is_new_mexico_not_totally_contaminated/ | {
"a_id": [
"ctu3anz",
"ctu3emm"
],
"score": [
2,
22
],
"text": [
"Well, first off, there actually isn't all that much fallout from a bomb compared to something like a reactor meltdown. There just is much less radioactive material involved. That's why Hiroshima is livable today but Chernob... | [] | [] | [
[],
[]
] | ||
4b7tc5 | why, if your internet is above average, will people still suggest wired over wireless? | I have a consistent 28 down 8 up, and am wondering if I should route an ugly Ethernet cord from the kitchen to my computer. Will I see a big enough performance increase to noticeably reduce lag in video games? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4b7tc5/eli5_why_if_your_internet_is_above_average_will/ | {
"a_id": [
"d16qvjx",
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"d16yt1x",
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"score": [
3,
17,
4,
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285,
2,
3,
2,
3,
3,
2
],
"text": [
"I think it has to do wi... | [] | [] | [
[],
[],
[],
[],
[],
[
"https://xkcd.com/654/"
],
[],
[],
[],
[
"http://media.steampowered.com/apps/steamhardware/NetGraph01.jpg",
"http://media.steampowered.com/apps/steamhardware/NetGraph03.jpg"
],
[]
] | |
5j96gg | we're always told that we're warm blooded creatures but what actually warms our bodies and our blood? | Title explains it all. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5j96gg/eli5_were_always_told_that_were_warm_blooded/ | {
"a_id": [
"dbecdhu",
"dbecpcr",
"dbeehvw",
"dbem5ja"
],
"score": [
2,
9,
3,
3
],
"text": [
"Humans produce a lot of heat from their digestive process, along with just moving around. This is also why we sweat when conditions are right, like on a hot day or after exercise, ... | [] | [] | [
[],
[],
[],
[]
] | |
90w9f1 | why do copper nails kill trees? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/90w9f1/eli5_why_do_copper_nails_kill_trees/ | {
"a_id": [
"e2tndy7"
],
"score": [
26
],
"text": [
"**They don't, that's mostly an urban myth.**\n\nIt's true that copper salts are poisonous to trees (and people), but the amount of those released by a nail would be far too small to cause meaningful damage to a large, healthy tree. It might work... | [] | [] | [
[]
] | ||
7fda0m | is eating your daily caloric intake in one meal the same on your body as the normal 3 meals to do the same? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7fda0m/eli5_is_eating_your_daily_caloric_intake_in_one/ | {
"a_id": [
"dqb305e",
"dqb8bis",
"dqbclj6"
],
"score": [
5,
2,
5
],
"text": [
"Some fitness guys do intermittent fasting, which is highly customisable. Most intense which i have seen is, not eating for 23 hours, then last 1 hour, you fill your body with required daily calories int... | [] | [] | [
[],
[],
[]
] | ||
3p4b8s | how does a flash bang work? | I was watching a TV show and the main character recovered from a flash bang 10 seconds prior to everyone else in the room. Is this possible? Can somebody break down in layman's terms what is going on?
Tried to search before I posted and all I got was people "flashing" and "banging" and a few gun nut posts. While there... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3p4b8s/eli5_how_does_a_flash_bang_work/ | {
"a_id": [
"cw304qh"
],
"score": [
11
],
"text": [
"It's basically a very large firework, usually contained in a metal sleeve to minimize the danger from blast and fragmentation. When it goes off it produces a very loud noise and a bright flash of light. The light causes temporary blindness and... | [] | [] | [
[]
] | |
bdlq3l | with so much of notre dame made of stone, how is it burning and collapsing? the wooden structures inside i understand, but why isn’t the main structure of the cathedral still standing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bdlq3l/eli5_with_so_much_of_notre_dame_made_of_stone_how/ | {
"a_id": [
"ekz1l2e",
"ekz2trh"
],
"score": [
2,
2
],
"text": [
"Questions about current events are better in r/outoftheloop.",
"The walls are stone as you said, but the roof structure is made largely of wood with a relatively heavy copper sheathing on it. When the timbers weaken enou... | [] | [] | [
[],
[]
] | ||
4vktw6 | how do video analysts determine that a video has not been altered? | I was watching some spooky alien videos on Youtube and a couple of them are apparently "unaltered" and "not edited". I have a tendency to not believe any alien/ghost/supernatural type videos are genuine, so I think they all *have* to be edited in some way? Are there ways to alter/edit videos that can't be detected? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4vktw6/eli5_how_do_video_analysts_determine_that_a_video/ | {
"a_id": [
"d5z7uvg",
"d5z88wy",
"d5z9w43"
],
"score": [
5,
12,
13
],
"text": [
" > Are there ways to alter/edit videos that can’t be detected?\n\nThey generally can't be detected at all, regardless of the editing or not. Unless it is obvious of course.\n\nThe \"unedited\" claim ... | [] | [] | [
[],
[],
[
"fotoforensics.com",
"YouTube.com"
]
] | |
9k74ne | why are mold spores so ubiquitous to all environments? how do mold spores spread to the point where they are basically everywhere? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9k74ne/eli5_why_are_mold_spores_so_ubiquitous_to_all/ | {
"a_id": [
"e6ww3fh"
],
"score": [
10
],
"text": [
"Some reasons include:\n\n- Relative simplicity: unlike higher-level organisms like mammals, molds are simpler and grow/divide much faster. Aside from having an enhanced ability to physically be more places based on numbers alone, faster reproduc... | [] | [] | [
[]
] | ||
6brih7 | if just a couple "specks" of fentanyl is enough to kill a person, and one can overdose merely by touching it, how is it that people are able to ingest it without dying? | I'm hearing more and more about police officers and other people who have came into contact with it and have either died, or nearly died of an overdose, just by touching it. So how are people even able to ingest it without immediately overdosing? I remember an episode of *Intervention* and this girl was addicted to pre... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6brih7/eli5_if_just_a_couple_specks_of_fentanyl_is/ | {
"a_id": [
"dhoxv9h",
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"dhoysxk",
"dhp28nv",
"dhpinni"
],
"score": [
5,
15,
23,
5,
2
],
"text": [
"Fentanyl is a great painkiller, but the lethal dose (LD_50) is around 3.1mg/kg while the dose used to relieve pain (ED_50) is around 0.01 mg/kg so it is ext... | [] | [] | [
[],
[],
[],
[],
[]
] | |
77kx2v | why are prions considered infectious agents instead of toxins or other kind of hazardous material? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/77kx2v/eli5_why_are_prions_considered_infectious_agents/ | {
"a_id": [
"domodgm",
"domvze9",
"don3wjq",
"donftqj"
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"score": [
23,
4,
3,
4
],
"text": [
"Prions are misfolded proteins that clump together in the brain and cause problems.\n\nThe reason they're considered \"infectious\" is because they cause other proteins to be misfo... | [] | [] | [
[],
[],
[],
[]
] | ||
45rhdc | what's the math behind this pattern? | So years ago I was playing backgammon with a friend. Got bored between games, and started doing something else.
We started stacking the pieces in two columns by color, and then restacking them in one, taking one piece from each column. Then I would divide the column, always in the same manner, and restack in one, then... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/45rhdc/eli5_whats_the_math_behind_this_pattern/ | {
"a_id": [
"czznitn",
"czzyfue",
"d00c6lc"
],
"score": [
27,
7,
2
],
"text": [
"There is some math behind this! What you did is you performed a permutation (or rearrangement) on a certain number of pieces in a very specific way. It turns out that, as long as you have a finite numb... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Group_theory"
],
[
"http://ptrow.com/perl/calculator.pl"
],
[
"https://en.wikipedia.org/wiki/Faro_shuffle"
]
] | |
dbz8w1 | why does colour turn bluer the deeper it gets in water. | _URL_0_
Why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dbz8w1/eli5_why_does_colour_turn_bluer_the_deeper_it/ | {
"a_id": [
"f250vd9",
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"score": [
3,
11,
5
],
"text": [
"Water is naturally blue in color. That means that it preferentially absorbs the non-blue parts of the spectrum. \n\nThe deeper you dive in water, the more of the non-blue spectrum gets absorbed.\n\nIt'... | [] | [
"https://youtu.be/AAJjdA6b4Ts"
] | [
[],
[],
[]
] | |
6lwjxi | if a sail boat (say from a few hundred years ago) wanted to go west but the wind was blowing east, how would they go west? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6lwjxi/eli5_if_a_sail_boat_say_from_a_few_hundred_years/ | {
"a_id": [
"djx4e02"
],
"score": [
6
],
"text": [
"_URL_1_\n\n > Sails at a 15% angle to your boat will, when blown on from the front, push your boat forward, allowing you to sail perpendicular to the wind. So you tack the boat, switching sides, never sailing directly into the wind, but rather a... | [] | [] | [
[
"http://nabataea.net/Photos/tacking.jpg",
"https://www.reddit.com/r/explainlikeimfive/comments/1zdcxu/eli5_how_does_a_sailboat_sail_into_the_wind/"
]
] | ||
1e2uvu | how does ventriliquism work and how does one go about throwing one's voice | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1e2uvu/eli5_how_does_ventriliquism_work_and_how_does_one/ | {
"a_id": [
"c9w9orm"
],
"score": [
2
],
"text": [
"the \"throwing\" is a perception in the brain of someone watching. The only lip/mouth movement they see to match the sounds comes from the dummy so their brain tells them that the sound is coming from the dummy. It is an auditory illusion, the sk... | [] | [] | [
[]
] | ||
ezm7d2 | what is parole? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ezm7d2/eli5_what_is_parole/ | {
"a_id": [
"fgo69su"
],
"score": [
3
],
"text": [
"Parole is an early release from prison on the condition that you follow strict rules of conduct. The words comes the middle ages, when captured soldiers gave their word to return with ransom money when released from occupation, or gave their wor... | [] | [] | [
[]
] | ||
dfysoj | how do glasses correct a persons eye direction if their eyes look in different directions(cockeyed) ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dfysoj/eli5_how_do_glasses_correct_a_persons_eye/ | {
"a_id": [
"f36wrk9"
],
"score": [
7
],
"text": [
"I’m sure you’ve seen the Pink Floyd logo for Darkside of the Moon? Well that thing sucking in light and spitting out a rainbow is called a prism. Sometimes an optometrist or ophthalmologist will put a prism in a pair of glasses. The prism shifts ... | [] | [] | [
[]
] | ||
3fxqee | is the thing about plants and music true? | I heard a while ago that plants grow better if you put music where they are. It also said that different types of music had different reactions. How true is this?
Also, does talking to them have any effect on their development whatsoever? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3fxqee/eli5_is_the_thing_about_plants_and_music_true/ | {
"a_id": [
"ctt0uia"
],
"score": [
2
],
"text": [
"Yes, for the most part. It has to do with the pitch of the sound rather than the 'type' of music played. If the music has pitch that matches bird's chirps it encourages plants to open their stomatas.\n\nCheck out sonicbloom _URL_0_\n\nThis guy di... | [] | [] | [
[
"http://originalsonicbloom.com/background.html"
]
] | |
asqvkf | why do all living organisms requiere water, even though it doesn't contain any calories or nutrients? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/asqvkf/eli5_why_do_all_living_organisms_requiere_water/ | {
"a_id": [
"egw1rqz"
],
"score": [
6
],
"text": [
"For plants water is actually nutrients as it is a vital part of photosynthesis where it is combined with carbon dioxide to form oxygen and sugar. But there are lots of processes in the body and cells which require there to be a lot of water avail... | [] | [] | [
[]
] | ||
60oyli | when you buy or sell stocks/shares, is there always someone willing to sell/buy? | It seems like you can log on to your stockbroker web site at any time and sell your shares/buy more. Does it ever happen where you go to buy/sell and there's no seller/buyer at that time? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60oyli/eli5when_you_buy_or_sell_stocksshares_is_there/ | {
"a_id": [
"df83pyo",
"df83qaj"
],
"score": [
3,
2
],
"text": [
"Almost always. If you are willing to pay a high enough price, or sell at a low enough price, you can almost always strike a deal.\n\nOccasionally, when there is some earthshaking event that moves the stock, sellers outnumbe... | [] | [] | [
[],
[]
] | |
2qi36f | is overpopulation a threat? why or why not is it a problem? | The population of earth has tripled since my dad was born and gone up from 6 to seven billion in the 16 short years since I was born. With such a fast rate of increase in population how is this not going to be a problem in 20-30-50 years from now? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qi36f/eli5_is_overpopulation_a_threat_why_or_why_not_is/ | {
"a_id": [
"cn6aqvl",
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"text": [
"... | [] | [] | [
[
"https://www.youtube.com/watch?v=3WpaLt_Blr4"
],
[],
[],
[],
[],
[],
[
"http://www.wolframalpha.com/input/?i=population+of+earth+%2F+land+area+of+rhode+island"
],
[
"http://www.worldometers.info/world-population/#milestones",
"http://www.juliansimon.com/writings/Ultimate_Resource... | |
5g38mg | why do we cramp up so much easier when in water compared to when doing everyday things (walking, sitting, jumping)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5g38mg/eli5_why_do_we_cramp_up_so_much_easier_when_in/ | {
"a_id": [
"dap9asz",
"dapcya9",
"dapegxo"
],
"score": [
2,
4,
2
],
"text": [
"On an atomic level, water molecules are much closer together than in its gaseous state. So, it requires more energy to do anything with liquid water compared to gaseous water. It's like how swimming in ... | [] | [] | [
[],
[],
[]
] | ||
1osvl8 | why is online education free and accessible for everyone? | Bonus question: How are they making money? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1osvl8/eli5why_is_online_education_free_and_accessible/ | {
"a_id": [
"ccv87ix",
"ccv8ekz",
"ccv8or7",
"ccvegol"
],
"score": [
2,
3,
6,
2
],
"text": [
"They aren't making money, other than through ads. You can think of it as similar to a charitable enterprise. It also makes MIT or whoever look good if people hear about them offeri... | [] | [] | [
[],
[],
[],
[]
] | |
zh1r1 | how to start the video at a specific time stamp when posting a youtube link | You know how when you sometimes click on a YouTube link and the video doesn't start at the beginning but at the time stamp relevant to whatever the poster was talking about? How do you do it? I tried looking at YouTube's instructions but they don't make a lot of sense... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/zh1r1/eli5_how_to_start_the_video_at_a_specific_time/ | {
"a_id": [
"c64i5sg",
"c64ixjb"
],
"score": [
2,
3
],
"text": [
"right click on the video and select 'copy video URL at current time'",
"You can also type & t=[x]m[y]s at the end of the url\nx is the minutes and y is the seconds.\nFor example is you wanted it to start at 1 minute 45... | [] | [] | [
[],
[]
] | |
5n0zmo | why do kids feel safe sleeping when they have a teddy bear with them? is there a scientific explanation? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5n0zmo/eli5_why_do_kids_feel_safe_sleeping_when_they/ | {
"a_id": [
"dc7u6wc",
"dc86vny"
],
"score": [
5,
3
],
"text": [
"People in general find more safety in familiar environments with familiar things. Providing a cherished toy provides a tangible connection to the familiar. This is especially helpful if the parents don't plan on sleeping wit... | [] | [] | [
[],
[]
] | ||
4l438g | the relationship between an ip address, network address, broadcast address, and ports. | I thought of an illustration, but I don't know if its entirely accurate or complete. How's this:
The network and broadcast addresses are like a city block with a range of apartment buildings (the amount of buildings depending on the net mask). Every building is its own IP Address, and the apartments within that buildi... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4l438g/eli5_the_relationship_between_an_ip_address/ | {
"a_id": [
"d3k5nsh",
"d3k6cf7"
],
"score": [
3,
2
],
"text": [
"Network and Broadcast addresses are just specific predefined IP addresses, so I don't think it's necessary to try to think of them any differently. A broadcast address just means that the packet with that address is addresse... | [] | [] | [
[],
[]
] | |
1ko9zu | vinyl records | How the hell does vinyl work? How do little impressions on a piece of plastic translate into sound? It just seems like magic to me at this point. Someone enlighten me please! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ko9zu/eli5_vinyl_records/ | {
"a_id": [
"cbqxvn2",
"cbr2g8b"
],
"score": [
6,
2
],
"text": [
"There are actually a couple of parts to the question you're asking. \nThe first is \"how does a needle moving up and down in a groove produce music?\". The second, and not so obvious one, is \"how does one little groove prod... | [] | [] | [
[],
[]
] | |
3ekcbb | have any genetic diseases been fully cured? | Is this something that's being tested/aimed for, or is it something that's already available?
Is there an available cure for any genetic disease?
Our teacher said that cure for sickle cell is available, and the gene causing it can be removed before the child is formed. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3ekcbb/eli5_have_any_genetic_diseases_been_fully_cured/ | {
"a_id": [
"ctfrnxb",
"ctft3c7"
],
"score": [
5,
3
],
"text": [
"Not sure on the details but there is a form of mitochondrial disease that has been cured by replacing the mitochondria in the zygote with mitochondria from a third \"parent\". The UK government recently gave the go ahead for... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Gene_therapy"
]
] | |
3oj5e0 | if you buy the mail order monarch caterpillars and release them after they turn into butterflies, will they know which way to go for their migration cycle? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oj5e0/eli5_if_you_buy_the_mail_order_monarch/ | {
"a_id": [
"cvxs6tm"
],
"score": [
5
],
"text": [
"Not to rain on your parade but the three times I've dealt with these mail order bugs the only thing they appear to know how to do is fall to the ground and get stepped on. Save yourself the heartache. I mean, you can feed them sugar water but the... | [] | [] | [
[]
] | ||
6nvyvg | why nearly a quarter of nobel prize winners are jewish | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6nvyvg/eli5why_nearly_a_quarter_of_nobel_prize_winners/ | {
"a_id": [
"dkcn734",
"dkcqd06"
],
"score": [
24,
3
],
"text": [
"The Jewish people have had a culture which stresses education and intellectualism for centuries. This is mostly because of their depressingly long history of persecution and minority status. In order to keep their heads abo... | [] | [] | [
[],
[]
] | ||
68eb87 | what is camp david? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/68eb87/eli5_what_is_camp_david/ | {
"a_id": [
"dgxt1uy"
],
"score": [
2
],
"text": [
"Camp David is an isolated mountain retreat that is highly secure and used by the President as they wish. Some use it for vacation type isolation, others use it as a place free from the press to hold high level meetings and talks with various gove... | [] | [] | [
[]
] | ||
1q8cdl | how exactly does a diode work? | I understand it acts as a check valve for an electrical circuit but I was wondering more about the mechanics behind it. Thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1q8cdl/how_exactly_does_a_diode_work/ | {
"a_id": [
"cda7wks",
"cda868g"
],
"score": [
2,
3
],
"text": [
"[Hank Green](_URL_0_) does a great job explaining this. The explanation starts at around 6 minutes, but I suggest watching it all (and I do mean the whole Crash Course series).",
"You start with a semiconductor like the ... | [] | [] | [
[
"http://www.youtube.com/watch?v=kdy3RsZk7As"
],
[]
] | |
4a7cwh | how did people in olden times deal with headaches, migraines and hangovers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4a7cwh/eli5_how_did_people_in_olden_times_deal_with/ | {
"a_id": [
"d0xzsas"
],
"score": [
3
],
"text": [
"The same way they do now.\n\nHangovers were dealt with via water and food.\n\nGeneral pain was taken care of with ASA. We know it as Aspirin, but it has been used for thousands of years by a variety of animals to deal with aches and fevers. It's ... | [] | [] | [
[]
] | ||
4mtrhr | why is menstruation historically unclean/impure in many religions | i.e. lots of verses in old testament bible, muslim women abstaining from ramadan fast during their periods...
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4mtrhr/eli5_why_is_menstruation_historically/ | {
"a_id": [
"d3y8o46",
"d3y9l23",
"d3ycrnq"
],
"score": [
4,
7,
3
],
"text": [
"Just my opinion/guess on the matter so take it with a grain of whatever seasoning you choose.\n\nBlood is commonly the thing of life. If our body is discharging the thing of life for a pretty unknown r... | [] | [] | [
[],
[],
[]
] | |
cr38z6 | who decided to multiply matrix in such a weird way and for which reason ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cr38z6/eli5_who_decided_to_multiply_matrix_in_such_a/ | {
"a_id": [
"ex1hwas"
],
"score": [
21
],
"text": [
"A matrix is one possible way to represent a system of linear equations. So if you have a vector of numbers v and a system of linear equations represented by A, then applying that system of linear equations to the vector results in the vector Av.... | [] | [] | [
[]
] | ||
2ebg6y | why do people gasp after they've been poured cold water? | In light of the ice bucket challenge. It seems like they lose their breath after they've been poured the cold water. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ebg6y/eli5why_do_people_gasp_after_theyve_been_poured/ | {
"a_id": [
"cjxv3hz"
],
"score": [
5
],
"text": [
"This is actually a reflex you are born with called a \"diving reflex\". Being struck with cold water activated your sympathetic nervous system and autonomically tells you to hold your breath."
]
} | [] | [] | [
[]
] | |
7gx7x7 | how people in the past made charcoal? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7gx7x7/eli5_how_people_in_the_past_made_charcoal/ | {
"a_id": [
"dqmevni",
"dqmh22z",
"dqmi50d"
],
"score": [
5,
3,
2
],
"text": [
"The same way they’ve always made it. It’s mostly low carbon, and it’s made by cooking wood in a low oxygen environment.",
"Here is a video of traditional charcoal making in UK...\n\n_URL_0_",
"C... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=EtoA8AfrDg0"
],
[
"http://www.motherbedford.com/Collier03.jpg",
"https://en.wikipedia.org/wiki/Pyrolysis",
"https://en.wikipedia.org/wiki/Charring"
]
] | ||
1hzdol | coherence (physics) | From: _URL_0_
Specifically, how this ties in with lasers. I'm trying to understand them and this portion is just going over my head. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hzdol/eli5_coherence_physics/ | {
"a_id": [
"cazgz6k",
"cazhaxu"
],
"score": [
2,
2
],
"text": [
"I believe this is just one of those things five year olds can't really grasp. \n\nWaves can get in each others' way, which we call interference. Some waves can do this to each other more, and others can do it to each other l... | [] | [
"http://en.wikipedia.org/wiki/Spatial_coherence#Spatial_coherence"
] | [
[],
[]
] | |
5exbo3 | what psychological phenomenon causes us to perceive "fun" as being fun as opposed to "work"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5exbo3/eli5_what_psychological_phenomenon_causes_us_to/ | {
"a_id": [
"dafusof",
"dafwlco",
"dafwt0s",
"dag100c"
],
"score": [
3,
2,
16,
2
],
"text": [
"Very interesting question! If i didn't perceive work as work, i'd be much more productive. Getting around that one would probably make humanity into a much more efficient workforc... | [] | [] | [
[],
[],
[],
[]
] | ||
e7q6ac | what is the difference between opaque and transparent plastic? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e7q6ac/eli5what_is_the_difference_between_opaque_and/ | {
"a_id": [
"fa357tz"
],
"score": [
3
],
"text": [
"If you are asking why some plastic is clear and some not - the first reason is that some plastics (e.g. polyethylene) are semicrystalline, e.g. the molecules form some highly ordered pieces (crystalline regions) in amongst the rest. These crystal... | [] | [] | [
[]
] | ||
u5nul | what is the purpose of the voyager 1 and what happens when it moves too far into space? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/u5nul/eli5_what_is_the_purpose_of_the_voyager_1_and/ | {
"a_id": [
"c4sj3ha"
],
"score": [
3
],
"text": [
"Voyager 1 is a deep space probe whose trajectory was plotted to visit Saturn, Jupiter, Neptune and Uranus as they aligned gathering data on each. Its ongoing purpose is to gather more data about the universe we live in, much like its brother [Vo... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Pioneer_plaque",
"http://en.wikipedia.org/wiki/Voyager_Golden_Record",
"http://en.wikipedia.org/wiki/Voyager_2",
"http://en.wikipedia.org/wiki/Pioneer_10",
"http://en.wikipedia.org/wiki/Pioneer_11"
]
] | ||
3et7zs | is it good for a computer to be cold temperatured? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3et7zs/eli5is_it_good_for_a_computer_to_be_cold/ | {
"a_id": [
"cti58b3",
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"cti5dgi",
"cti5n9r",
"cti6fmc"
],
"score": [
4,
4,
3,
3,
2
],
"text": [
"Well, computers give off lots of heat and tend to work much less efficiently once they get too warm (and will eventually just break/melt/catch on fire) so tem... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?v=VuP6I0mOb1s"
],
[],
[]
] | ||
3tsiiz | after viewing the front page post of that cheetah running it made me think: how did we evolve to be such smart creatures if there are so many species that can easily kill a human being? in general - what put us ahead genetically? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3tsiiz/eli5_after_viewing_the_front_page_post_of_that/ | {
"a_id": [
"cx8uil4",
"cx8uiro",
"cx8uwkl",
"cx8vxhb"
],
"score": [
2,
2,
2,
2
],
"text": [
"We're smart. We're social. We're united.\n\nWe're smart... which means that we are capable of communication and coordination. Sure we are weak individually... but we are capable... | [] | [] | [
[],
[],
[],
[]
] | ||
mj73b | when using units in math, what is the difference between unit1*unit2 and unit1/unit2 | For example, what's the difference between N*m and N/m? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mj73b/when_using_units_in_math_what_is_the_difference/ | {
"a_id": [
"c31dgjk",
"c31dgjk"
],
"score": [
3,
3
],
"text": [
"You can think of \"N/m\" as \"N per m\", or \"5 Newtons per meter\". That means each meter of length has 5 Newtons of force on it.\n\n\"N*m\" is less intuitive. You can kind of think of it as \"N across m\". So for exampl... | [] | [] | [
[],
[]
] | |
5hd5k6 | how can the universe be both "infinite" and "expanding"? | Throughout my whole life I've heard that the universe is infinite. I've also heard that the universe is constantly expanding. What I don't understand is how it's possible for something to be both infinite and expanding because, to me, the word "expanding" implies that something is finite. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hd5k6/eli5_how_can_the_universe_be_both_infinite_and/ | {
"a_id": [
"daz9kgs",
"dazdo3d",
"dazpz1k",
"dazrx7w",
"dazx9dc",
"db06k8a"
],
"score": [
46,
323,
16,
3,
2,
2
],
"text": [
"The universe is not known to be infinite. It could be, but that's not something that could be proved. \n\nInfinite is bigger than ... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
a69958 | how do a small ant find its way to a sweet food on top of the shelf’s and manage to call his fellow ants and invade the whole area in manner of 24hrs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a69958/eli5_how_do_a_small_ant_find_its_way_to_a_sweet/ | {
"a_id": [
"ebszuyv",
"ebt4ahu",
"ebtnew7",
"ebtnqei"
],
"score": [
85,
20,
12,
8
],
"text": [
"Ants leave a trail of chemical signals called pheremone wherever they go. There are a few different types of pheremone including one that tells other ants \"this way to yummy fo... | [] | [] | [
[],
[],
[],
[]
] | ||
1jmr9u | why do some authors write books using a pseudonym? | I just saw that JK Rowling wrote a new crime fiction novel, called The Cuckoo's Calling, under the pseudonym Robert Galbraith. Why do authors do this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jmr9u/eli5_why_do_some_authors_write_books_using_a/ | {
"a_id": [
"cbg7kvy",
"cbg7l6h",
"cbg8w59",
"cbg9lha",
"cbg9vqj",
"cbgbmob"
],
"score": [
25,
8,
2,
2,
3,
3
],
"text": [
"Some writers want their current work to be honestly judged without having their name or their previous works influencing people's opini... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
3vlv89 | what determines the light-absorption properties of atoms and molecules? | I know it has to do with electrons dropping and raising energy levels, but what determines the energy levels that are changed and how does it work in molecules? Would all (outer) electrons in a molecule change their energy level at the same time or is there another thing at work here? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3vlv89/eli5_what_determines_the_lightabsorption/ | {
"a_id": [
"cxomyi8"
],
"score": [
16
],
"text": [
"In a molecule, you have many possible quantum states. There is the lowest energy, the ground state. At fixed energies above this, you have various excited states. When a photon of just the right energy to match one of these gaps hits the molecul... | [] | [] | [
[]
] | |
60g4jf | what happens with excess electricity from a generator? | Before anything else gets said, I'm asking on a single generator level, not a full domestic power grid. As in, the kind of generator you might bring on a camping trip for whatever reason.
What happens if there's too much electricity being generated? Say like you have a gen that's putting out enough electricity to powe... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60g4jf/eli5_what_happens_with_excess_electricity_from_a/ | {
"a_id": [
"df62z9i",
"df63g8n",
"df6bsw4"
],
"score": [
14,
2,
2
],
"text": [
"If there really was excess electricity because the motor speed was too high, the voltage would rise. Voltage fluctuation is acceptable within certain limits, but past a certain point it could damage th... | [] | [] | [
[
"http://portable.generatorguide.net/avr.html"
],
[],
[]
] | |
2crhkj | could it someday be possible for humans to live their entire lives on mars? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2crhkj/eli5could_it_someday_be_possible_for_humans_to/ | {
"a_id": [
"cjibwix"
],
"score": [
4
],
"text": [
"Yes! Possibly!\n\nA sufficiently large structure could hold enough atmosphere for people to breathe. It would need lots of plants to recycle CO2 into breathable O2. Those plants would also probably double as a food source, fertilized by human and... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Hydroponics",
"http://en.wikipedia.org/wiki/Biosphere_2",
"http://en.wikipedia.org/wiki/Mars#Habitability",
"http://en.wikipedia.org/wiki/BIOS-3",
"http://en.wikipedia.org/wiki/Space_colonization"
]
] | ||
8edfka | what’s happening when you have the feeling you have to pee, but when you go to the bathroom, nothing comes out? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8edfka/eli5_whats_happening_when_you_have_the_feeling/ | {
"a_id": [
"dxua1i3",
"dxuefzl",
"dxuqs1a"
],
"score": [
5,
10,
3
],
"text": [
"Does this happen at home? Or only at public restrooms (or at work or whatever)?\n\nIt could be anxiety (also called being 'pee shy'). If you feel the urge to pee and nothing comes out, that could be ... | [] | [] | [
[],
[],
[]
] | ||
1xftgv | why do some gifs play completely smoothly, while others are so slow and jerky they're unwatchable? is the problem with the gif, or with my device, or some combo? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xftgv/why_do_some_gifs_play_completely_smoothly_while/ | {
"a_id": [
"cfayay5",
"cfb18og"
],
"score": [
10,
5
],
"text": [
"Often, the image is just too large to fit in cache (rapidly accessible memory for your device) so the data has to be streamed into the processor/graphics chip from elsewhere, e.g., from RAM or from disk. This is much slower... | [] | [] | [
[],
[]
] | ||
e47wgc | when an insect lands on a venus fly trap. how does it close it’s ‘mouth’ without muscles? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e47wgc/eli5_when_an_insect_lands_on_a_venus_fly_trap_how/ | {
"a_id": [
"f97h1dz",
"f99b1nk"
],
"score": [
4,
17
],
"text": [
"Pneumatics, without a real answer because of language differences, fluid in the plant can fast when a weight is applied on the trap",
"It's one of the marvels of nature. We don't fully know the mechanism just yet, but w... | [] | [] | [
[],
[]
] | ||
1slwdi | why do spiders have such horrifyingly long legs??? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1slwdi/eli5_why_do_spiders_have_such_horrifyingly_long/ | {
"a_id": [
"cdywch1"
],
"score": [
2
],
"text": [
"To crawl over everything without bumping its butt on the floor.\n\nSecondary ELI5: You are terrified of spiders because your ancestors were terrified of spiders. When we were cavemen, a spider (or bug or snake) bite would probably kill us. No med... | [] | [] | [
[]
] | ||
1vuw3v | what are the pros and cons of ukraine joining the eu? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vuw3v/eli5_what_are_the_pros_and_cons_of_ukraine/ | {
"a_id": [
"cew9acp"
],
"score": [
2
],
"text": [
"**Pros**\n\nJoining the EU lowers barriers between the EU countries. With full membership citizens of any country can live and work in any other EU country of their choice.\n\nIt also lowers the cost of doing business. Common currencies would mak... | [] | [] | [
[]
] | ||
6678ke | why do some people never experience anything paranormal in their lifetime while others have had insane encounters with stuff that can't be explained? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6678ke/eli5_why_do_some_people_never_experience_anything/ | {
"a_id": [
"dgg6rqi"
],
"score": [
2
],
"text": [
"why do paranormal sightings tend to be concentrated to certain 1st world countries in a certain social class? \n\nWhy have paranormal sightings fallen off a steep cliff as high def cameras have permeated society?\n\nOccams razor would say the an... | [] | [] | [
[]
] |
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