q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
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2mrlyi | why do we always hear about how amazing and smart nazi scientists were? why were they so intelligent? | I was just curious because Nazi Germany had so many technological advancements during the war i.e. the first jet fighter or the V2 rocket. How did they do so much in such a short time with only German scientists? Were there scientists from other countries involved? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2mrlyi/eli5_why_do_we_always_hear_about_how_amazing_and/ | {
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"I'm not so certain they were any smarter then scientists in other nations at the time. I think the difference was in they had access to resources that others didn't. ",
"Germany was one of the leadi... | [] | [] | [
[],
[],
[]
] | |
1jmem1 | are private corporations more efficient than government ones and why? | For example, the military gets its jets made by Boeing and Nasa rockets are made by Space X. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jmem1/eli5_are_private_corporations_more_efficient_than/ | {
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"text": [
"Because it is harder to fire a government employee.",
"There is also no competition with government jobs. For example, the post office and DMV compete with no one so why streamline processes ",
... | [] | [] | [
[],
[],
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24l0sh | why do hunger strikes in prison seem like a good idea...seems to me starving yourself seems more punishing to the individual who is starving. how does this prove a point to the prison/system? | I've heard of prisoners going on hunger strikes on the news...but I don't understand why this would persuade the prison to change whatever the prisoners are striking against. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24l0sh/eli5_why_do_hunger_strikes_in_prison_seem_like_a/ | {
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"text": [
"That is the point! You have *heard* of hunger strikes! The point of a hunger strike is to call attention to what the striker feels is unjust, and the fact that you have heard about... | [] | [] | [
[],
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3gmjvf | how does youtube channels like "watchmojo" earn money when all their videos contain copyrighted materials? | Also why won't my questions appear on /r/answers/new/? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3gmjvf/eli5how_does_youtube_channels_like_watchmojo_earn/ | {
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"text": [
"The give credit on each scene they show , for example ( The Wolverine(2013)20th century fox) ",
"Youtuber here. Watchmojo is their own youtube Network. When you join a netwo... | [] | [] | [
[],
[],
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"https://en.wikipedia.org/wiki/Copyright"
],
[
"https://youtu.be/F0OGzUak6rg?t=240"
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20bfqv | why can people in africa live on 5 dollars a day, yet in america you wouldn't be able to survive on the same amount? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20bfqv/eli5_why_can_people_in_africa_live_on_5_dollars_a/ | {
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"text": [
"The prices are lower there and the standard of living is lower as well. Prices always adapt to the amount of money that is on the market. If there is little money in a place like africa, than you can't... | [] | [] | [
[],
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"http://en.wikipedia.org/wiki/Addis_Ababa"
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23vz4i | why do certain studies show drinking milk from animals is not natural, and others suggest we need milk for a healthy diet? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23vz4i/eli5_why_do_certain_studies_show_drinking_milk/ | {
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"text": [
"They're both right to a certain degree.\n\nMost mammals stop being lactose-tolerant shortly after they start eating other food. And indeed, most humans do to... | [] | [] | [
[],
[],
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"http://en.wikipedia.org/wiki/Lactase_persistence"
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45nf9q | how can items feel solid if their atoms contain more space than stuff? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/45nf9q/eli5_how_can_items_feel_solid_if_their_atoms/ | {
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"text": [
"It's because when you touch an object you aren't touching it as such. It's the electrons around the atoms in your body/hand repelling the electrons around the object and you are simply feeling the repulsive force. VSauce did a good video on this ... | [] | [] | [
[
"https://www.youtube.com/watch?v=yE8rkG9Dw4s"
]
] | ||
bwksbc | why is it easy to remember one of someone's mistake than remembering hundreds of good deeds from same person? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bwksbc/eli5_why_is_it_easy_to_remember_one_of_someones/ | {
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"text": [
"People are different so there could be many different reasons. It is possible that you are a simply a very unforgiving person, or that the mistake is particularly heinous.",
"Some studies suggest that people experience ... | [] | [] | [
[],
[]
] | ||
a2nthg | what is the world bank, how was it founded, and what authority does it wield internationally? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a2nthg/eli5_what_is_the_world_bank_how_was_it_founded/ | {
"a_id": [
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"text": [
"The World Bank was founded after WWII, as part of a larger reshaping of the global economy under US leadership.\n\nAs its name suggests, it is a bank. Like all banks, it is in the business of lending money. But unlike a normal bank, which lends ... | [] | [] | [
[]
] | ||
c3ge3i | what is it that a step up transformer does to increase voltage? (please correct me if i'm wrong) | Where does the extra voltage come from? How does it still follow the law of conservation of energy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c3ge3i/eli5_what_is_it_that_a_step_up_transformer_does/ | {
"a_id": [
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"text": [
"Think of it like the electromagnetic equivalent of a gear ratio. Two gears of different sizes will rotate at different speeds when connected. Anyone who has ridden a bike or driven a car understands this.\n\nIf you place a few coils carrying low... | [] | [] | [
[]
] | |
54qkqb | money. what is it exactly and how is there so much that isn't tangible. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/54qkqb/eli5_money_what_is_it_exactly_and_how_is_there_so/ | {
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"text": [
"There doesn't exist a fixed amount of money. You can view money as a sort of formalized \"I owe you\" notes. You could give me a back rub and in return I could give you a note saying \"I owe you a back rub\". Clearly asking ... | [] | [] | [
[],
[]
] | ||
3eg7a2 | how does secured radio transmissions work? | EDIT: Encrypted non frequency hop method. AKA Single channel secured | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3eg7a2/eli5how_does_secured_radio_transmissions_work/ | {
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"text": [
"The most common way (used by the U.S. military) is frequency hopping. While a normal radio station transmits on one normal frequency (say, 90.1MHz FM for a local commercial music station), a freq hop radio changes the frequency it transmits on, s... | [] | [] | [
[]
] | |
3rv7oe | why are biracial black-and-white people referred to as black but never as white in america? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3rv7oe/eli5_why_are_biracial_blackandwhite_people/ | {
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"text": [
"The US Census and laws played a huge part in this. The so-called \"One-Drop Rule\" made it to where legally, if an individual had a drop of black blood in th... | [] | [] | [
[],
[],
[
"https://upload.wikimedia.org/wikipedia/commons/6/63/Benjealous.jpg"
],
[],
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8tanpn | what happens you put an 89 octane gas on a vehicle that specifies premium fuel only? (91 octane) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8tanpn/eli5_what_happens_you_put_an_89_octane_gas_on_a/ | {
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"text": [
"Higher performance (and some luxury) cars have engines that are very powerful and have higher compression. This can make lower octane fuel explode too soon, before the pistons are ready. So using lowe... | [] | [] | [
[],
[],
[]
] | ||
9yr1w2 | what is dough? the mixture of flour and water. is it a solution, a colloid, or a new compund? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9yr1w2/eli5_what_is_dough_the_mixture_of_flour_and_water/ | {
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"text": [
"First, dough isn't really just a \"mixture of flour and water\". You can take flour and water and mix them, and you end up with a goopy pile. What's missing in this is \"kneading\", or manipulating that mixture. \n\nWheat flour and certain other ... | [] | [] | [
[]
] | ||
2vna6v | why is it so physically difficult to keep your eyes open when you first wake up? | Even if I've slept well, my eyes never seem to just pop open and stay open easily!
*Edit: And I would even consider myself to be a "morning person." | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2vna6v/eli5_why_is_it_so_physically_difficult_to_keep/ | {
"a_id": [
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"text": [
"When you sleep and enter the Rapid Eye Movement (REM) stage, your body dampens muscle activity so you don't move much during dreams. If you're waking up out of REM sleep, you may not have full control yet. You could also have some other issues. ... | [] | [] | [
[
"http://www.healthboards.com/boards/eye-vision/468743-cannot-open-eyelids-early-morning.html"
]
] | |
5qs760 | checks and balances | There are many answers on this subreddit but none that break it down simply enough. Given the events of today as an example can someone explain Checks and Balances? Recent immigrant to the US from Canada so quite curious. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5qs760/eli5_checks_and_balances/ | {
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"text": [
"The US Federal government is split into 3 different parts, the executive branch (lead by the President), the judicial branch (Supreme Court) & the legislative branch (Congress).\n\n\"Checks and Balances\" is the idea that if any one branch of t... | [] | [] | [
[]
] | |
5cx1zh | are there places where the moon appears much larger? | Sometimes in film or other media, you'll see a shot of the moon dwarfing buildings, etc in the background, to where it almost seems close enough to reach out and touch, and all the craters, etc will be clearly distinguishable - as if the moon were just outside our atmosphere in orbit of the planet. Are there places whe... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5cx1zh/eli5_are_there_places_where_the_moon_appears_much/ | {
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"text": [
"No. Any such image has either been edited to make the moon look larger or uses camera angles to give the illusion of the moon being larger. At any given time, the moon appears the ... | [] | [] | [
[],
[],
[
"https://en.wikipedia.org/wiki/Moon_illusion"
],
[]
] | |
9kr4qi | why is it that when add/adhd is discussed, adhd is the only thing focused upon? are the majority of these cases ones involving hyperactivity? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9kr4qi/eli5_why_is_it_that_when_addadhd_is_discussed/ | {
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"text": [
"So back in 1987, ADD was renamed ADHD. They're both the same thing. One can have no signs of... | [] | [] | [
[],
[],
[],
[],
[],
[],
[
"ADDitude.com"
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[]
] | ||
22g9kg | what makes someone homosexual? | Is it genetic? If so, does the legalization of gay marriage actually decease the number of gays?
Is it psychological? If so, can if theoretically be "cured"? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22g9kg/eli5what_makes_someone_homosexual/ | {
"a_id": [
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"text": [
"I believe being sexually and emotionally attracted to someone of the same sex is what makes you homosexual.\n\nThat's just what I've been told though.",
"ok so all medical science suggests it is determined pre-birth. Ho... | [] | [] | [
[],
[]
] | |
r2242 | daddy issues... and all such related issues? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/r2242/eli5_daddy_issues_and_all_such_related_issues/ | {
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"text": [
"For a lot of young girls growing up, there is a tendency to be closer to the mother because you are being taught to be a mother yourself (baby dolls, easy bake ovens and other housemaking toys), which can lead to an emotional gulf between girls ... | [] | [] | [
[]
] | ||
3kj2sh | why is it so hard to wake up early even though we've had the same amount of time sleeping? | I went to bed at 11 and woke up at 7, and it was super difficult. But I ordinarily go to bed at around 12;30-1 am and wake up around 9. I am getting the same amount of hours of sleep but it is much harder to wake up at 7, as opposed to 9. Why is that?
EDIT: Grammar | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3kj2sh/eli5_why_is_it_so_hard_to_wake_up_early_even/ | {
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"http://www.amazon.com/Philips-HF3... | |
1t9qcf | if lottery money goes to 'education' then why are school so bad? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1t9qcf/eli5if_lottery_money_goes_to_education_then_why/ | {
"a_id": [
"ce5rdf6"
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"score": [
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"text": [
"Not all lottery money goes to education, lotteries by themselves don't cover all the costs of schools, and the major problems with school systems have little to do with funding."
]
} | [] | [] | [
[]
] | ||
2c2mko | how are grocery store brand foods made? does each company own a big factory that produces hundreds of different items? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2c2mko/eli5_how_are_grocery_store_brand_foods_made_does/ | {
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"text": [
"No, a company makes the store brand products and, instead of branding it, they let multiple stores label and package it however they like. The store pays less than they would for brand name products an... | [] | [] | [
[],
[],
[]
] | ||
6zyezw | where do medical statistics come from? | I've noticed that there are a lot of statistics online regarding how many people or what percent of people are inflicted with certain diseases or conditions. Also, things like one in ten people that report this disease end up being diagnosed with that other disease. Very specific statistics.
Somehow I doubt my doctor'... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6zyezw/eli5_where_do_medical_statistics_come_from/ | {
"a_id": [
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"text": [
" > Somehow I doubt my doctor's office has time to write up detailed reports and send them to a central statistics office so where does this information come from?\n\nThey actually do collect such information from doctors. Consider what has to ha... | [] | [] | [
[]
] | |
cpc31f | what's the difference between hearing a quiet sound and hearing a distant sound? | I use headphones, and there are occasionally times when a game or video or something makes sounds that instead of just sounding quiet, they actively sound like I'm hearing them from outside/somewhere far away, so I'm wondering what it is that creates that difference and makes our brain process it as question of distanc... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cpc31f/eli5_whats_the_difference_between_hearing_a_quiet/ | {
"a_id": [
"ewoe2q1",
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12,
2,
4
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"text": [
"Waves of different frequencies get dispersed differently. Whether it's sound or light, higher frequencies are scattered more than low. Sounds produced further away lose more of the high frequencies on ... | [] | [] | [
[],
[],
[]
] | |
41ha09 | why all vehicles have power on back wheels? isn't it pulling easier than pushing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41ha09/eli5_why_all_vehicles_have_power_on_back_wheels/ | {
"a_id": [
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"score": [
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5
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"text": [
"not all vehicles do. only rear wheel drive vehicles do.\n\nfor consumer vehicles , there's also front wheel drive and 4 wheel drive. \n\nrear wheel drive is much better for acceleration. because as you accelerate, weight... | [] | [] | [
[],
[]
] | ||
1nrhyy | how do i become financially responsible? | Title sums it up, I've lived paycheck to paycheck all my life and would like to change this. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nrhyy/eli5_how_do_i_become_financially_responsible/ | {
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"text": [
"edit: \"The Wealthy Barber\" is the name of the book.\n\nRead a book called \"The Wealthy Barber.\" It's a little old so you need to substitute mutual funds ... | [] | [] | [
[],
[],
[],
[],
[]
] | |
bfpqya | who owns the rivers that run through a counties border according to international law? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bfpqya/eli5_who_owns_the_rivers_that_run_through_a/ | {
"a_id": [
"elff5hh"
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"text": [
"This is going off of memory of a paper from several years back on the Rio Grande, but in that case, it was both countries. How it worked there, at least with water rights, was that each state, Colorado, New Mexico, Texas, and the country of Mexic... | [] | [] | [
[]
] | ||
6lohzz | why is software/computer science the only stem field that doesn't require formal education? | It's true that having a degree still helps a lot. But nowadays, it seems really common for people without a computer science degree to become dev/sys admin/misc. software engineering jobs. It's not even unheard of to get those jobs without any university experience at all. In short, the computer science/software engine... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6lohzz/eli5_why_is_softwarecomputer_science_the_only/ | {
"a_id": [
"djvec97",
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"score": [
2,
2
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"text": [
"I work in IT, and one theory I have for this is that it's very easy to get a hands-on education in computer science and other IT-related fields at home. Emulators and virtual machines make it easy to use exactly the same to... | [] | [] | [
[],
[]
] | |
11hy95 | what exactly is hydrogenation? | I'm trying to get a better understanding of what it entails within the body; like with processing fat molecules for example. Appreciate any input. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/11hy95/what_exactly_is_hydrogenation/ | {
"a_id": [
"c6mneel"
],
"score": [
3
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"text": [
"Hydrogenation is the process of adding hydrogen atoms to a fat that is unsaturated - i.e. that has less than the maximum amount of hydrogens that it could have."
]
} | [] | [] | [
[]
] | |
6r2sc4 | how come a slap on the back hurts more than a slap on the head? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6r2sc4/eli5_how_come_a_slap_on_the_back_hurts_more_than/ | {
"a_id": [
"dl1vxwt"
],
"score": [
5
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"text": [
"You have a thick skull on the top of your head that has evolved to protect one of your most vital organs while your back is the highway connecting all the nerves in your body to your brain but has little bone protection"
]
} | [] | [] | [
[]
] | ||
370vvh | if we can make clothing so cheap why do things like bed sheets stay so expensive? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/370vvh/eli5if_we_can_make_clothing_so_cheap_why_do/ | {
"a_id": [
"criq9ul"
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"score": [
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"text": [
"The better more expensive sheets are going to have a high thread count. 400 is like any other sheet, but 600 is like sleeping on water, and the higher the thread count, the higher the price. Aziz Ansari talked about thread count in one of his spe... | [] | [] | [
[]
] | ||
4t0ujc | why those ads for mobile games aren't illegal | For example games like song of knight. They just blatantly stole a picture from the witcher slapped a fake overlay on it and made it an ad. I guess my real question is why apps like instagram, facebook, twitter, etc. allow ads like this. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4t0ujc/eli5_why_those_ads_for_mobile_games_arent_illegal/ | {
"a_id": [
"d5dxb1z"
],
"score": [
4
],
"text": [
"The copyright holder (The company that makes or distributes The Witcher) would need to make a claim to the picture/icon.\n\nIt is technically illegal. It sounds like this game/company is committing copyright infringement."
]
} | [] | [] | [
[]
] | |
4vmmtg | why is the michelin star system considered so important to restaurants and how are restaurants graded? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4vmmtg/eli5_why_is_the_michelin_star_system_considered/ | {
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"score": [
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"text": [
"In the beginnings of the automobile era... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Bernard_Loiseau",
"http://finedininglovers.cdn.crosscast-system.com/ImageAlbum/14744/original_tokyo-michelin-2.jpg",
"https://youtu.be/4Lay06jw-BA?t=576",
"http://labadiane-hanoi.com/wp-content/uploads/2015/08/Micheline-Stars-giai-thuong-danh-gia-trong-gioi-am-thuc-2... | ||
5hlyxm | how do computer components "tell" the power supply how much power they need? | So to speak. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hlyxm/eli5_how_do_computer_components_tell_the_power/ | {
"a_id": [
"db15n41"
],
"score": [
7
],
"text": [
"They don't.\n\nThe power supply outputs a list of fixed voltages: 3.3V, 5V and 12V. Components are connected to whatever is the best fit for them, and sometimes internally change the voltage to whatever is needed.\n\nAnd each part uses however mu... | [] | [] | [
[]
] | |
k6vks | sunsets | What makes them pretty, what makes them non existant, what am I looking at when I see all of the shiny lights? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/k6vks/eli5_sunsets/ | {
"a_id": [
"c2hywiq",
"c2hywiq"
],
"score": [
3,
3
],
"text": [
"When you're looking straight up at the sun, the light from the sun is coming perpendicularly through the atmosphere. Not a lot of the light is being dispersed through the atmosphere, only the blue light, which is why the sk... | [] | [] | [
[],
[]
] | |
901kd4 | why is sushi so hard to make? people regard it as very hard dish but it’s just fish and rice. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/901kd4/eli5_why_is_sushi_so_hard_to_make_people_regard/ | {
"a_id": [
"e2n23gu",
"e2n2pur"
],
"score": [
6,
4
],
"text": [
"I think it’s because you have to carefully select and prepare the ingredients. If you’re not careful, people could become very ill or even die. And sushi making, like a lot of Japanese cuisine, is more than just food prepara... | [] | [] | [
[],
[]
] | ||
394n3z | why does salsa spoil so quickly even though all the ingredients were at room temperature their entire lives? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/394n3z/eli5_why_does_salsa_spoil_so_quickly_even_though/ | {
"a_id": [
"cs0brae"
],
"score": [
13
],
"text": [
"A fresh tomato still rots. A cut tomato rots faster because more surface areas is exposed to bacteria. \n\nA fresh tomato has a dry exterior and a wet interior that's sealed in a sterile package. A cut tomato, everything is wet.\n\nExpand that t... | [] | [] | [
[]
] | ||
2t5o2c | why does obama get blamed for not doing stuff he promised when the republicans keep blocking it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2t5o2c/eli5_why_does_obama_get_blamed_for_not_doing/ | {
"a_id": [
"cnvx9kz",
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"cnvxpu5",
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"cnw61uc"
],
"score": [
24,
5,
3,
2,
18,
11,
2,
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],
"text": [
"Psychological disconnect. Our election system favors two opposing parties working at cros... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | ||
3l01px | what is stockholder's equity? | I'm in an intro to Financial Accounting. Confused about stockholder's equity. Explain like I'm five. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3l01px/eli5_what_is_stockholders_equity/ | {
"a_id": [
"cv20wek",
"cv241hl"
],
"score": [
2,
2
],
"text": [
"Stockholders are the owners of a publicly traded company. The value of their shares is Assets - Liabilities. The most important components of Equity are Common Stock, Additional Paid-in Capital, and Retained Earnings. Adde... | [] | [] | [
[],
[]
] | |
fvjsq8 | what is the difference between "metal" and "rock" music? | They just sound so similiar, i cant really tell a difference | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fvjsq8/eli5_what_is_the_difference_between_metal_and/ | {
"a_id": [
"fmis2jp",
"fmitdxk",
"fmj10gf",
"fmj8d57"
],
"score": [
20,
4,
3,
2
],
"text": [
"Rock music is a really big genre of music, like an umbrella term. It can range from almost pop-like on the soft rock side, to louder grittier rougher heavy metal. Metal is a kind ... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=GGe6-xzbISw",
"https://www.youtube.com/watch?v=wBZi7JIdSps"
],
[],
[]
] | |
4d6gei | why is it a bad idea in a car to shift into reverse while coasting forward? | Car mechanics are Greek to me. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4d6gei/eli5_why_is_it_a_bad_idea_in_a_car_to_shift_into/ | {
"a_id": [
"d1o4cv5",
"d1o4kj1",
"d1ocmds"
],
"score": [
7,
2,
2
],
"text": [
"Imagine you're sitting on a wheeled chair. I decide that I want to move you backwards, and so I start pulling the chair. I can do that quite gently, and without causing you undue alarm.\n\nNow, imagine ... | [] | [] | [
[],
[],
[
"https://youtu.be/CgZTVkjQwto?t=163"
]
] | |
6vdhvj | why do older people say that they can feel the weather changes in their bones | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6vdhvj/eli5_why_do_older_people_say_that_they_can_feel/ | {
"a_id": [
"dlzef0l"
],
"score": [
2
],
"text": [
"They actually can! One of the symptoms of arthritis is that it makes you very sensitive to changes in air pressure, and air pressure always changes before a storm starts. "
]
} | [] | [] | [
[]
] | ||
371dq0 | why are weeds not considered regular plants? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/371dq0/eli5_why_are_weeds_not_considered_regular_plants/ | {
"a_id": [
"criu79r"
],
"score": [
8
],
"text": [
"A weed is just a wild plant we don't want. \"wild plant\" is just one that a person hasn't planted.\n\nSo they are considered plants, they're just unwanted and wild, so we use \"weed\" to refer to them."
]
} | [] | [] | [
[]
] | ||
24hsz9 | why does heat feel like it radiates so quickly, while cold does not? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24hsz9/eli5_why_does_heat_feel_like_it_radiates_so/ | {
"a_id": [
"ch793sx",
"ch79otc"
],
"score": [
5,
2
],
"text": [
"Cold isn't really a thing. There's more heat and less heat.",
"Rather than in terms of temperature or heat, think about it from an atomistic view: higher temp, higher excitation state. More atomic friction more perceived... | [] | [] | [
[],
[]
] | ||
4lqo75 | dna computing | I am taking a course on various information systems and have a presentation this week on DNA Computing. Unfortunately, I do not understand the topic what so ever.
Can anyone ELI5? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4lqo75/eli5_dna_computing/ | {
"a_id": [
"d3pg8sg",
"d3pi8t5"
],
"score": [
9,
3
],
"text": [
"Ah I did a 5000 word project on this for my EPQ this year\n\nWhen they talk about DNA computing I'm assuming it's archive storage because we're far far far far away from anything else.\n\nBasically it involves converting bi... | [] | [] | [
[],
[
"http://www.economist.com/node/21548488"
]
] | |
esqxzk | what macronutrient is burned/consumed first when spending energy? | I’m trying to stay in ketosis and was wondering;
If you ate 100grams of carbs, 100grams of protein and 100grams of fat, and you started to spend energy (let’s say walking for 2 hours straight), what nutrient would be used for energy first, second and last? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/esqxzk/eli5_what_macronutrient_is_burnedconsumed_first/ | {
"a_id": [
"ffdn6yg",
"ffbpqlb"
],
"score": [
2,
4
],
"text": [
"Carbs, fat, then protein \n\nBut there’s overlap. You’ll always be burning a bit of everything.",
"Seems I need to add more than my previous comment. Our body uses carbohydrates first. That is where you get your quick e... | [] | [] | [
[],
[]
] | |
awj218 | why aren't hypnotism techniques used instead of torture to get information from criminals and spies? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/awj218/eli5_why_arent_hypnotism_techniques_used_instead/ | {
"a_id": [
"ehmvcbv",
"ehn0pjx",
"ehn80uo"
],
"score": [
16,
4,
3
],
"text": [
"First of all, hypnosis isn't real in the way you think it is. It's merely suggestive. You can't make people do or say things they wouldn't already do. Second of all, using hypnosis to get information i... | [] | [] | [
[],
[],
[]
] | ||
s0ew9 | the mexican drug cartels, how they started/who are they, and how do they interact with their surrounding countries. | There was a post about this 5 months ago, but the explanation didn't really get into specifics, it was mainly just about the cartels intimidating the police, etc. Looking for more info on this and the whole world.
Also how/why do they interact with each other?
And feel free to ELI12 or whatever. Cheers! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/s0ew9/eli5_the_mexican_drug_cartels_how_they_startedwho/ | {
"a_id": [
"c4a7en4",
"c4a7tv7",
"c4a85le"
],
"score": [
3,
2,
6
],
"text": [
"Not sure if this is 100% correct, but the cartels fight on two fronts. They fight each other for territory, and law enforcement because what they are doing is illegal. Several of the cartels have allie... | [] | [] | [
[],
[
"http://www.borderlandbeat.com/2010/02/mexican-drug-war.html"
],
[]
] | |
2e24wr | why do so many people make a huge deal out of the number of times 'white men kill black men', but seemingly ignore the fact that black males are far more likely to killed by other black males? | And before everyone calls me a racist, I am African-American. So, yeah if you could please use the term "Uncle Tom" instead, that'd be great.
Examples:
* [Spike Lee: 'There Is a War on the Black Male' in America](_URL_1_)
* [MSNBC Guest: There's a U.S. 'War on Black Boys,' Could Turn 'Genocide' if We Don't Stop It](_... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2e24wr/eli5_why_do_so_many_people_make_a_huge_deal_out/ | {
"a_id": [
"cjvc4ff",
"cjvd4x5",
"cjvdm0p",
"cjvgv09",
"cjw00zt"
],
"score": [
12,
4,
5,
2,
2
],
"text": [
"It is less about the number of times it occurs, and more about the perception that when whites kill blacks, they are pursued less aggressively by the law.",
... | [] | [
"http://www.mediaite.com/tv/melissa-harris-perry-delivers-heartbreaking-tribute-to-unarmed-black-men-killed-by-police/",
"http://www.mediaite.com/tv/spike-lee-on-cnn-there-is-a-war-on-the-black-male-in-america/",
"http://www.mediaite.com/tv/msnbc-guest-theres-a-u-s-war-on-black-boys-could-turn-genocide-if-we-do... | [
[],
[
"http://www.nydailynews.com/news/national/stand-ground-case-raises-specter-racial-double-standard-article-1.1399073"
],
[],
[
"http://www.theatlantic.com/national/archive/2014/08/black-people-are-not-ignoring-black-on-black-crime/378629/"
],
[
"https://pbs.twimg.com/media/BvREZ43CAAEOW... | |
4qoyzv | if an object is in a shade that we can't see like infrared, what color would it be to the naked eye? | So this question seems like it has a really simple answer, but like how a leaf is green, some objects have got to be in an infrared shade, because there is a giant spectrum of color that we can't see, so if we were to look at the object without any visual help, what would the object look like color-wise? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4qoyzv/eli5_if_an_object_is_in_a_shade_that_we_cant_see/ | {
"a_id": [
"d4ur89s",
"d4urffx"
],
"score": [
3,
42
],
"text": [
"Well if it only reflects infrared light, then we would see it as black since (pure) black objects absorb all visible light. Our eyes aren't equipped to see infrared light (hence why it isn't pay off the visible spectrum) so... | [] | [] | [
[],
[]
] | |
843xsv | why are sellers allowed to post items at an insane markup to appear that they are on "sale" on amazons deals of the day, or sales events? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/843xsv/eli5_why_are_sellers_allowed_to_post_items_at_an/ | {
"a_id": [
"dvmkpcn"
],
"score": [
3
],
"text": [
"There is no real regulation, outside of price gouging, utilities, or fixing, that mandates the price a seller can provide. Price gouging refers to taking advantage of people in need during an emergency (summarily speaking, it's a bit more nuance... | [] | [] | [
[]
] | ||
3nhqew | why are some pitches (often in the bass) "louder" than other pitches? | It's a difficult phenomenon to explain, but, sometimes I'll be listening to a song, and a certain note in the song is louder (or at least is perceived and outputted as being louder). I've tested this with headphones, my computer speakers, and my car speakers, so I don't think it has to do with my surroundings.
Is ther... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3nhqew/eli5_why_are_some_pitches_often_in_the_bass/ | {
"a_id": [
"cvo9tub"
],
"score": [
4
],
"text": [
"There absolutely is an explanation!\n\nYour ears have evolved to be attuned to specific pitch ranges. While they *can* hear low pitches (obviously), they are more interested in hearing higher pitches, specifically right around human speech. You... | [] | [] | [
[
"https://www.youtube.com/watch?v=h3cE9iXIx9c"
]
] | |
9e8hau | what does pleading guilty mean? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9e8hau/eli5_what_does_pleading_guilty_mean/ | {
"a_id": [
"e5mxbm2",
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"e5mxfe0",
"e5nae8e",
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"score": [
4,
2,
19,
3,
3,
2
],
"text": [
"TBH due to the fact that people lie so often it really does not mean anything...to the judge, should the person on trial actually be gu... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
4a4eaw | how does a performer seemingly touch flames/the burning top of a torch directly onto his skin (feet, legs, arms, tongue) without injury? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4a4eaw/eli5_how_does_a_performer_seemingly_touch/ | {
"a_id": [
"d0x99h1"
],
"score": [
4
],
"text": [
"Touching fire for very short amounts of time usually will not hurt. For example, I walked on hot coals before, and the trick is to not let your foot touch them for too long. When normally walking, your foot only touches the coals for 1/10 of a se... | [] | [] | [
[]
] | ||
50nr47 | why does space exploration companies use rockets for takeoff instead of using liftoff like airplaines and then maybe move to something like rockets when up to some speed? | Is it not the takeoff that burns most of the fuel? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/50nr47/eli5_why_does_space_exploration_companies_use/ | {
"a_id": [
"d75hnz8",
"d75hq8r"
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"score": [
2,
2
],
"text": [
"Because it takes far, far more energy to use an airplane to lift a big, heavy rocket up a few miles so it can then use rockets to go the rest of the way than it does to use the rocket to provide thrust for the whole thing.",... | [] | [] | [
[],
[
"https://www.unsw.adfa.edu.au/space-research/research-themes/space-situational-awareness"
]
] | |
81vnic | what exactly do people mean by being "progressive"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/81vnic/eli5_what_exactly_do_people_mean_by_being/ | {
"a_id": [
"dv5kiv9",
"dv5nkq7"
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"score": [
12,
2
],
"text": [
"I’m simplest terms:\nProgressives want to change the system that exists and often fight for more equality, inclusivity, and (as you’d expect) progress. Conservatives want to either conserve the system that currently exists ... | [] | [] | [
[],
[]
] | ||
3odk4r | the difference between caustic and acidic. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3odk4r/eli5_the_difference_between_caustic_and_acidic/ | {
"a_id": [
"cvw93hr",
"cvwai1c"
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"score": [
2,
3
],
"text": [
"Caustic is typically just a chemical burn or corrosion in general. Acidic means that it has a pH less than 7 or is caused by an acid. ",
"Acidic means a substance has a pH of less than 7. Caustic means than the substance... | [] | [] | [
[],
[]
] | ||
1tf9l8 | stem cells: why don't we just let them multiply and keep taking from the group for a steady source? | I'm constantly hearing about how they are hard to get, extremely valuable, yada yada yada, but why dont we just grow them ourselves? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tf9l8/eli5stem_cells_why_dont_we_just_let_them_multiply/ | {
"a_id": [
"ce7bsr8",
"ce7c25s"
],
"score": [
5,
4
],
"text": [
"We do that with current stem cells already - what we need are *more* stem cell lines. I'm fuzzy on the details, but there are limits on the amount of research work that can be done with a single stem cell line.",
"We cer... | [] | [] | [
[],
[
"http://www.leukemiabmtprogram.org/patients_and_family/stem_cell_and_marrow_donors/donor_selection_process/testing_procedures.html",
"http://www.cryo-cell.com/cord-blood/private-vs-public-banking"
]
] | |
cs4e1z | why is 720 pixel resolution the same across a phone, laptop, and tv? shouldn’t the image become less clear as the format grows larger? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cs4e1z/eli5_why_is_720_pixel_resolution_the_same_across/ | {
"a_id": [
"exchi2n"
],
"score": [
9
],
"text": [
"It does. But there's a bit more at play. Larger screens are typically viewed from further away and the distance makes it harder to tell. Being further away makes the pixels take up less of your field of view, which has the same effect as reduc... | [] | [] | [
[]
] | ||
4hokz7 | how do vending machines decide to accept or deny my cash and coins? | I've always wondered by what standards the judicious bastards deem certain bills unworthy. Also, how are the value and legitimacy of coins determined? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hokz7/eli5_how_do_vending_machines_decide_to_accept_or/ | {
"a_id": [
"d2rbx6c",
"d2rc69z"
],
"score": [
3,
5
],
"text": [
"[I saw this the other day and thought it explained it very well](_URL_0_)",
"Coins are easy, because coins of different denominations are typically different sizes or even made of different materials. Coin detectors can... | [] | [] | [
[
"https://www.youtube.com/watch?v=0AkcWjB0UBE"
],
[]
] | |
53dnqk | the 5-second rule. if i drop something on the floor how fast does it take for germs to latch on? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/53dnqk/eli5_the_5second_rule_if_i_drop_something_on_the/ | {
"a_id": [
"d7s4wg7",
"d7s52wg",
"d7s6pv3",
"d7s8w3c",
"d7sc10r",
"d7sd1q6",
"d7seew9"
],
"score": [
16,
59,
10,
12,
4,
2,
2
],
"text": [
"Almost instantly. Germs don't move any great distance without a carrier. They are passed via contact in this c... | [] | [] | [
[],
[],
[],
[],
[],
[
"https://www.youtube.com/watch?v=rYXdsOEWBj0"
],
[]
] | ||
d5c1gs | stds | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d5c1gs/eli5_stds/ | {
"a_id": [
"f0l245q",
"f0l2m4f",
"f0l47dc"
],
"score": [
10,
3,
2
],
"text": [
"Disclaimer: I'm not a doctor or trained to provide any kind of health education, everything I know I learned in sex ed around 12 years ago.\n\nWell, you're totally right, you should learn this in schoo... | [] | [] | [
[],
[
"scarleteen.com"
],
[]
] | ||
6lbs2n | why do fireworks seem to "echo" in the sky? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6lbs2n/eli5_why_do_fireworks_seem_to_echo_in_the_sky/ | {
"a_id": [
"djsmzfq"
],
"score": [
3
],
"text": [
"The bang from fireworks is *very* loud, and it echos off of buildings, road surfaces, and other large objects just like any other extremely loud sound will (gunshots, thunder, etc.)"
]
} | [] | [] | [
[]
] | ||
69pk0f | if humans already radiate infrared radiation, why is micro and radio waves harmful to us, if they are of lower frequency? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/69pk0f/eli5_if_humans_already_radiate_infrared_radiation/ | {
"a_id": [
"dh8efys",
"dh8esnc",
"dh8i1io"
],
"score": [
8,
2,
2
],
"text": [
"Microwaves and radio waves **aren't** harmful to us. Not unless they're powerful enough to cook us, which is also a danger with very strong infrared light.",
"If you absorb enough energy from them,... | [] | [] | [
[],
[],
[]
] | ||
7ol7iw | why when you pour water into a pot with hot oil it reacts like that? | Well, a long time ago a friend of mine was cooking with hot oil and accidentally poured some water into it, and the whole thing like "exploded", letting in some serious burns in her face due to the hot oil. And now I want to know why is that | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7ol7iw/eli5_why_when_you_pour_water_into_a_pot_with_hot/ | {
"a_id": [
"dsaa936",
"dsaa9e7",
"dsaa9fs"
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"score": [
3,
9,
5
],
"text": [
"Oil is really, really hot (like 150-200 degrees C when you cook with it), so when you pour water into it it will turn into steam more or less instantly, and that \"explosion\" of steam will throw oil in... | [] | [] | [
[],
[],
[]
] | |
5mjr7j | why is some stuff i consider not important stored into my long-term memory? | I vividly remember mundane scenes from several years ago but can't remember stuff that was supposed to be important. Why would my brain store something in my long-term memory that would have absolutely no benefit for me to remember in the future? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5mjr7j/eli5why_is_some_stuff_i_consider_not_important/ | {
"a_id": [
"dc43r30"
],
"score": [
2
],
"text": [
"Memory is a complex system, and much of it is built on relational thinking. That is to say, you can remember a song's lyrics because of how each line relates to the other lines, however sometimes you may get words wrong because the relationship b... | [] | [] | [
[]
] | |
8e7opx | why are the palms of our hands not affected by poison ivy/ poison oak, etc? | A doctor was amazed that I have eczema on the palms of my hands.
She rattled off some interesting factoids about the skin on our palms including that in my question.
So, what makes our palms different and why do I have eczema on mine?! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8e7opx/eli5_why_are_the_palms_of_our_hands_not_affected/ | {
"a_id": [
"dxt1ksa",
"dxtal5x"
],
"score": [
2,
3
],
"text": [
"They are affected on some people, but typically it’s because the skin is more thick and callaced from being used all the time and being exposed to more stuff. ",
"I've had poison ivy on my hands. It was hell. I'm just gl... | [] | [] | [
[],
[]
] | |
1qxvxx | whats the difference between 1080p/4k and apple's retina display? | As the title says, and for that matter how is that any different from PPI? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qxvxx/eli5_whats_the_difference_between_1080p4k_and/ | {
"a_id": [
"cdhllrq",
"cdhlv17",
"cdhoas5"
],
"score": [
2,
30,
26
],
"text": [
"Apple's claim has nothing to do with the overall resolution of the device. It refers to the dots per inch (dpi), which they claim - falsely - to be so small that the human retina can't possibly see t... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/4K_resolution",
"http://en.wikipedia.org/wiki/Retina_Display"
]
] | |
9r267l | how skin grows back after being cut? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9r267l/eli5_how_skin_grows_back_after_being_cut/ | {
"a_id": [
"e8dh3km"
],
"score": [
2
],
"text": [
"In your blood, there are platelets that will attach to (everything that is not unhurt inner vessel, including) the edges of the wound. Then the platelets are going to link to one another, usimg a protein called fibrinogen, making a clot. The clot... | [] | [] | [
[]
] | ||
6yfsb1 | . how can a company be acquired without consent? | I'm reading a book for a class, and theres a sentence saying "Until the 1970's, it was considered scandalous for one company to buy another company without the target agreeing to be bought". How could this happen? Can a company just buy another one without consent from the company getting acquired? How does this work... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6yfsb1/eli5_how_can_a_company_be_acquired_without_consent/ | {
"a_id": [
"dmmzz0d",
"dmn00i1"
],
"score": [
2,
4
],
"text": [
"One company buys enough shares in the other company to obtain control of it. \"Hostile takeover\".",
"Publicly traded companies have stocks for sale on the market. Some are \"voting\" shares that give you a say in comp... | [] | [] | [
[],
[]
] | |
bnilof | what causes the "asian glow" when drinking alcohol? why is it so prevalent in east asians? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bnilof/eli5_what_causes_the_asian_glow_when_drinking/ | {
"a_id": [
"en619yl",
"en68gy7"
],
"score": [
9,
4
],
"text": [
"Asian people have a gene that makes them much more suspectible to flushing when drinking alchohol. This gene affects the way the body metabolizes alchohol.\n\n*In about 50% of East Asians, the increased acetaldehyde accumula... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Alcohol_flush_reaction"
],
[]
] | ||
2hktld | why dont i get muscle cramps if i exercise regularly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hktld/eli5_why_dont_i_get_muscle_cramps_if_i_exercise/ | {
"a_id": [
"cktkxno"
],
"score": [
4
],
"text": [
"Cuz your body will be used to a degree of lactic acid build up, your body will be more effective at removing it, and more effective at breaking it down"
]
} | [] | [] | [
[]
] | ||
1hjie6 | how do keygens work? | Some games require a key, or code, to install them to your computer. Pirates, however, can make a program that generates a key that you can use to install the game. How do these keygens know what keys will and what keys won't work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hjie6/eli5_how_do_keygens_work/ | {
"a_id": [
"cauxt1k",
"cauy9cm"
],
"score": [
3,
15
],
"text": [
"I'm fairly sure they're done by reverse-engineering whatever copy protection is on the software. As in, disassembling the program and mucking around in its assembly code until you figure out how it works. It's not easy.\n\n... | [] | [] | [
[],
[
"http://www.getcreditcardnumbers.com/",
"http://en.wikipedia.org/wiki/Luhn_algorithm"
]
] | |
3hcsdr | can sound be pushed by like, say a fan? | So if I had an iPod dock next to a fan.. how would the sound waves be impacted and how would that impact my perception of the music? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3hcsdr/eli5_can_sound_be_pushed_by_like_say_a_fan/ | {
"a_id": [
"cu68oz7"
],
"score": [
5
],
"text": [
"Sounds are waves. Ask yourself if you can push a wave in water with a propeller. You can't push the sound waves, you can only distort them. The sound from your iPod dock reflect off every hard surface in the room, so you won't notice much othe... | [] | [] | [
[]
] | |
5ujuoj | how do chip companies (mostly lays) make such weird flavored potato chip like all the do us a flavor specialty flavors (i.e. beer 'n brats, biscuits and gravy, etc.) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ujuoj/eli5_how_do_chip_companies_mostly_lays_make_such/ | {
"a_id": [
"ddumwlv"
],
"score": [
2
],
"text": [
"With artificial flavourings. By using different combination of said flavourings, you can make chips with all kinds of flavour. Most of those specialty flavour chips only sell well at first due to customers' curiosity, up until word of mouth gets ... | [] | [] | [
[]
] | ||
2y8rs9 | how do precision induction cook tops work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2y8rs9/eli5_how_do_precision_induction_cook_tops_work/ | {
"a_id": [
"cp7bpc1"
],
"score": [
2
],
"text": [
"Induction cooktops work by generating a powerful oscillating magnetic field that vibrates the molecules in the pot sitting on top, which in turn causes the metal the pot is made out of to heat up. Since they operate on pure magnetism, the pot or ... | [] | [] | [
[]
] | ||
2cisx3 | why is table salt so much cheaper than sea salt? | It seems like sea salt would be very cheap, considering you could just scoop it up out of salt flats or evaporate some sea water and it seems like regular table salt would take more processing to get it purer and consistent in crystal size and to add the iodine.
I know salt used to be very expensive and valuable. W... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cisx3/eli5why_is_table_salt_so_much_cheaper_than_sea/ | {
"a_id": [
"cjfw5o1"
],
"score": [
2
],
"text": [
"Salt, like you said, was very expensive and countries producing salt were one of biggest (like France, or Poland). What changed? Industrial Era. \n\nFirst what you need to know is how rock salt is obtained. There are two methods, one is regular m... | [] | [] | [
[]
] | |
ejnk6m | when a video game crashes, why does the music continue to play even though everything else is frozen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ejnk6m/eli5_when_a_video_game_crashes_why_does_the_music/ | {
"a_id": [
"fcze6pb",
"fd1cv3l",
"fcz4rvo"
],
"score": [
18,
3,
10
],
"text": [
"Video games are extremely complex pieces of software. I could go into a lot of depth about this, but seeing as this is ELI5, here's a simple analogy. \n\nJust because you crash your car, doesn't mean ... | [] | [] | [
[],
[],
[]
] | ||
21qabm | why did we ultimately choose widescreen over fullscreen? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21qabm/eli5_why_did_we_ultimately_choose_widescreen_over/ | {
"a_id": [
"cgfhq2g",
"cgfivor"
],
"score": [
3,
2
],
"text": [
"Wait a second. Fullscreen is just the proportion of the screen you bought.\n\nOld TVs are a 4 wide by 3 high format, widescreen TV are 16:9. Cinema used even wider screens, decades ago.",
"\"Fullscreen\" is a misnomer. ... | [] | [] | [
[],
[]
] | ||
xjfeq | what is heat lightning and why doesn't it make a sound? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/xjfeq/eli5_what_is_heat_lightning_and_why_doesnt_it/ | {
"a_id": [
"c5mvtwp",
"c5mw3fy"
],
"score": [
18,
78
],
"text": [
"Heat lightning is a myth. I've taken a couple meteorology classes and I can assure you it is not a real thing.",
"Heat lightning is just regular lightning that's very far away. The sound created dissipates before it ge... | [] | [] | [
[],
[]
] | ||
1v5kr0 | can anyone explain to my why my laptop has two program files, programs and programs (x86) with a large number of files and programs that are the same in each folder? |
As the question states, I'm just not sure why I need the two folders, nor why they appear to have the same Can anyone explain to my why my laptop has two program files, Programs and Programs (x86) with a large number of files and programs that are the same in each folder? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1v5kr0/eli5can_anyone_explain_to_my_why_my_laptop_has/ | {
"a_id": [
"ceox3n5"
],
"score": [
2
],
"text": [
"When Microsoft enhanced Windows so that it could run both 32-bit and 64-bit applications it created the \"Program Files (x86)\" folder with the intention that developers would put 32-bit apps in that folder and 64-bit apps in the \"Program Files\... | [] | [] | [
[]
] | |
39vqhq | meteorologically speaking, why does "pink sky at night, shepard's delight, pink sky in the morning, sailor's warning" work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/39vqhq/eli5_meteorologically_speaking_why_does_pink_sky/ | {
"a_id": [
"cs6zjfp",
"cs6zn1j"
],
"score": [
2,
5
],
"text": [
"It does work. I prefer the phrase \"red in the morning, sailors take warning, red sky at night, sailors delight.\" I believe it has to do with the amount of dust in the atmosphere. \n\nAnother cool weather trick, stand with ... | [] | [] | [
[
"https://www.youtube.com/watch?v=BLTb-1FVyfs"
],
[]
] | ||
3xsbre | how do character actors/actresses maintain their way of life as professionals when they don't have consistent starring roles in big budget major films? | Bob Gunton, the guy who played the warden in The Shawshank Redemption, comes to mind. Maybe he just makes residuals from that and a few other movies, or maybe he works at a Starbucks when he doesn't have film work...I don't know. He stays busy, but with only a few roles every year, is that enough enough to make a liv... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xsbre/eli5_how_do_character_actorsactresses_maintain/ | {
"a_id": [
"cy7dakg"
],
"score": [
2
],
"text": [
"Bob Gunton has been in 129 different films and tv shows, he may also have done some stage acting, public speaking and appearances all which may have earned him extra income. As an actor he has been in work for most of his adult life which is unus... | [] | [] | [
[]
] | |
8drtpn | why are solar gardens good investments for wealthy people? | Live in Minnesota and I'm looking to install solar at our business and every installer keeps asking if we're interested in investing in solar gardens because of the massive returns. When I ask how it works they go into some complicated tax law explanation and I can't help but feel like they're snake oil salesmen, can s... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8drtpn/eli5_why_are_solar_gardens_good_investments_for/ | {
"a_id": [
"dxpiwh0",
"dxpj528"
],
"score": [
7,
2
],
"text": [
"I'm not an investment expert, but I'm 85% certain that they're snake oil salesmen. One thing that is pretty clear to me is that there is really no way to \"beat the market\" as an investor.\n\nIf someone has a really good in... | [] | [] | [
[],
[]
] | |
ne1ck | how are oil companies able to have 'leaks' and then not being able to plug the well? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ne1ck/eli5_how_are_oil_companies_able_to_have_leaks_and/ | {
"a_id": [
"c38co6e",
"c38ddma",
"c38f835",
"c38lagp",
"c38co6e",
"c38ddma",
"c38f835",
"c38lagp"
],
"score": [
13,
4,
3,
2,
13,
4,
3,
2
],
"text": [
"Breaking something is easier than fixing it.",
"Let's say you found a leak in your tub... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | ||
6v4jt4 | can someone explain this effect where a camera picks up the "reflection" of the eclipse, but not the eclipse itself? (video and images inside) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6v4jt4/eli5_can_someone_explain_this_effect_where_a/ | {
"a_id": [
"dlxm611"
],
"score": [
5
],
"text": [
"It's lens flare.\n\nLens flare happens when you point a camera at a very bright light source, usually the sun. Some of the light from that source bounces around the lens, creating multiple images of the source along with rings, starbursts and oth... | [] | [] | [
[]
] | ||
57tw8n | how come it's safe to use wooden spoons for cooking? | They seem very absorbent, taking in a lot of food often smelling like the food it's used with and getting stained. Isn't this a hotbed of bacteria and germs? When you clean it, doesn't it also absorb a lot of chemicals from dish detergent as well? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/57tw8n/eli5_how_come_its_safe_to_use_wooden_spoons_for/ | {
"a_id": [
"d8vgtrs"
],
"score": [
2
],
"text": [
"My wooden spoons never smell like the food I previously cooked with it. not sure what you're doing wrong there. As for bacteria, the same as with wooden cutting boards, there's actually a useful feature to wood- the bacteria is absorbed deeper in... | [] | [] | [
[
"http://commonsensehome.com/wooden-cutting-boards/"
]
] | |
1s4gph | can i officially create a religion? if so, how? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1s4gph/eli5_can_i_officially_create_a_religion_if_so_how/ | {
"a_id": [
"cdtt4do"
],
"score": [
3
],
"text": [
"Who do you want to be \"official\" in the eyes of? If you're American, the government doesn't do that, beyond tax exempt purposes, but churches are lumped in with a bunch of other non-profit, non-political groups when it comes to taxes."
]
} | [] | [] | [
[]
] | ||
3s30u7 | why is the technology of certain "perpetual motion machines" not employed in industry | For example i have seen multiple videos of such machines like the Archimedes Sphere that (maybe i dont fully understand the science here) seem like they have real potential for changing things like automobiles | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3s30u7/eli5_why_is_the_technology_of_certain_perpetual/ | {
"a_id": [
"cwtm7bz",
"cwtm8f5",
"cwtmzqd"
],
"score": [
7,
5,
2
],
"text": [
"They're all BS. Perpetual motion machines violate the laws of thermodynamics, and thus are imaginary and not useful in the real world.",
"There is no such thing as perpetual motion machine. anything... | [] | [] | [
[],
[],
[]
] | |
282tvc | why can't we send wifi signals the same distance as walkie talkies signals? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/282tvc/eli5why_cant_we_send_wifi_signals_the_same/ | {
"a_id": [
"ci6uhc2"
],
"score": [
3
],
"text": [
"Because of limitations of the power. 802.11 is limited to 40mw. Consumer walkie talkies operate on FRS band or GMRS band. They're limited to 0.5 watts. \n\nCommercial/industrial/military ones operate at higher powers. "
]
} | [] | [] | [
[]
] | ||
k65v1 | torrents on a mac (explaintomelikeimfive) | I need a crash course, beginning with...
Why do I need them?
How do I download them?
How do I convert them to usable files (keep in mind: MacBook)?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/k65v1/torrents_on_a_mac_explaintomelikeimfive/ | {
"a_id": [
"c2hssi9",
"c2hssi9"
],
"score": [
3,
3
],
"text": [
"Um it works the same way as on windows. First download _URL_0_ . Now, suppose you want to download the beatles's discography, which typically takes about a GB. Since a single person cannot give you so much data without their... | [] | [] | [
[
"http://www.utorrent.com/"
],
[
"http://www.utorrent.com/"
]
] | |
3oi6xg | what exactly is that "library smell" that all libraries have? what exactly am i smelling? | Is it possible that all books have the same smell? Sounds weird since books could be printed from many places. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oi6xg/eli5_what_exactly_is_that_library_smell_that_all/ | {
"a_id": [
"cvxfdjc",
"cvxs2ux",
"cvxs4s1"
],
"score": [
36,
3,
2
],
"text": [
"Old books have a distinctive smell that can make any book lover’s heart melt. Matija Strlic of University College London described it to The Telegraph as “a combination of grassy notes with a tang of a... | [] | [] | [
[],
[],
[]
] | |
4g31we | why is this mathematical expression incorrect? | Yesterday a friend showed me a very strange mathematical expression which he claimed to be incorrect. I tried hard to find the error, and he also tried to explain it to me but i still can't understand it. Here it is:
1 = sqrt(1) = sqrt((-1)*(-1)) = sqrt(-1) * sqrt(-1) = i * i = -1
Where sqrt(x) is the square root of ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4g31we/eli5_why_is_this_mathematical_expression_incorrect/ | {
"a_id": [
"d2e5u8l",
"d2e5xtv"
],
"score": [
7,
30
],
"text": [
"I believe it's that sqrt(x\\*y) = sqrt(x)\\*sqrt(y) only holds for positive x and y. \n\nEdit: formatting stole my multiplication signs\n\nAnother edit: Also, sqrt(1) is +/- 1, not just positive.",
"Just to expand on wh... | [] | [] | [
[],
[]
] | |
vujja | whats the difference between the t-test, anova, and a chi squared test? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/vujja/whats_the_difference_between_the_ttest_anova_and/ | {
"a_id": [
"c57rpf7",
"c57u0un"
],
"score": [
4,
6
],
"text": [
"T-test and chi-squared test are similar but use a different distribution of probability (hence the names).\n\nAnova (analysis of variance) is an extension of the T test to more than 2 heaps of data and some other extensions.... | [] | [] | [
[],
[]
] | ||
1ukxkb | how does energy get delivered to my muscles to move? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ukxkb/eli5_how_does_energy_get_delivered_to_my_muscles/ | {
"a_id": [
"cej47kz"
],
"score": [
2
],
"text": [
"Short answer, the nervous system (most often brain) sends a signal which travels down nerves to a muscle. This opens channels into the muscle, which allow ions to travel into the muscle until the channel is closed. This causes the contractio. The... | [] | [] | [
[]
] | ||
21vkfe | can we claim self defense and fight back if a cop is going over the line? | I know there are plenty of great cops out there dont get me wrong, but say if my life was in danger can i fight back? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21vkfe/eli5_can_we_claim_self_defense_and_fight_back_if/ | {
"a_id": [
"cggwr5j",
"cggx5hj",
"cggxlt8"
],
"score": [
8,
2,
5
],
"text": [
"You can try. Unless it's well documented though, you have pretty much no chance of convincing a judge/jury of that -- and even then, you might still be SOL.",
"More and more patrol cars are carrying... | [] | [] | [
[],
[],
[]
] | |
7jzmn9 | how is the sound of a blinker made? | A tiny speaker? A sound chip? Something mechanical? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7jzmn9/eli5_how_is_the_sound_of_a_blinker_made/ | {
"a_id": [
"dradj9k",
"dradky2",
"dradooo"
],
"score": [
24,
4,
8
],
"text": [
"It used to be a relay that was purposefully noisy to remind you it's on. \nI would say in the last 5 years it has been mainstream that all lights are controled by a computer so now the sound is from a ... | [] | [] | [
[],
[],
[
"https://jalopnik.com/heres-why-your-turn-signals-make-that-clicking-noise-1793380845/amp"
]
] | |
f0exfc | why do trees not grow above a certain altitude? | I live in a mountain town and have wondered this for a long time. Also why do no trees grow on south facing slopes? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f0exfc/eli5_why_do_trees_not_grow_above_a_certain/ | {
"a_id": [
"fgtaux4",
"fgul6se"
],
"score": [
5,
4
],
"text": [
"Trees need a certain amount of air, water and heat that simply aren’t present above a certain altitude is the short answer [National Geographic ](_URL_0_) has a more detailed answer",
"The higher you get, the colder, win... | [] | [] | [
[
"https://www.nationalgeographic.org/encyclopedia/timberline/"
],
[]
] |
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