q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
value | subreddit stringclasses 1
value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
|---|---|---|---|---|---|---|---|---|---|
cxbe6q | why does coffee taste bad after only a couple hours? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cxbe6q/eli5_why_does_coffee_taste_bad_after_only_a/ | {
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"text": [
"We talking cold in a cup or left on a burner to stay hot and burn?",
"The cause is oxidization. The molecules that make coffee smell and taste like coffee continue to oxidize a... | [] | [] | [
[],
[],
[],
[]
] | ||
3ooczr | what is the relationship between reddit and 4chan? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ooczr/eli5_what_is_the_relationship_between_reddit_and/ | {
"a_id": [
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"text": [
"4 chan hates reddit because it leeches original content from their website, this is a justifiable notion seeing as there is an entire subreddit r/4chan",
"Reddit:Massive self ... | [] | [] | [
[],
[],
[],
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] | ||
d8tr28 | why the earth is a geoid including the water when water forms a perfect sphere in space? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d8tr28/eli5_why_the_earth_is_a_geoid_including_the_water/ | {
"a_id": [
"f1cmhrm",
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"score": [
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"text": [
"* stationary water might come close forming a perfect sphere, spinning water under the influence of multiple local gravitational fields does not\n* the earth is not made completely of water",
"The Earth does not only con... | [] | [] | [
[],
[]
] | ||
22c9r4 | what is joule and why do we need that term? | Neither Google nor previous related questions could help me.
What I know so far is that Joule is mass times the distance it travels in a second or something like that.
But, what is it good for?
Why do we need to have a term for something that travels a distance in a second?
Why and how did people come up with it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22c9r4/eli5_what_is_joule_and_why_do_we_need_that_term/ | {
"a_id": [
"cgldzt2",
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"score": [
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"text": [
"It is a measure of work, or energy. The distance in a second is not what is being measured. It is what defines the Joule. The proper definition is \" the work done by a force of one newton when its point of application moves... | [] | [] | [
[],
[]
] | |
60p9cz | how ships during the age of sail survived canon fire without sinking. | Just been wondering about this recently, especially with accounts of how some ships took multiple volleys to the broadside without sinking. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60p9cz/eli5_how_ships_during_the_age_of_sail_survived/ | {
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"score": [
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"text": [
"If you poke a hole in a ship above the waterline it doesn't really care. If you shoot into the water the projectile slows down very quickly and doesn't carry much force. The sides ... | [] | [] | [
[],
[],
[],
[
"http://www.woodmagazine.com/materials-guide/lumber/wood-that-went-to-war"
]
] | |
5boaoq | does the universe have a boundary? | Do photons that never get obstructed by whatever object or event ever meet this boundary?
I guess what I'm asking is does the universe have an 'event horizon'
and what would that look like from the inside of the universe? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5boaoq/eli5does_the_universe_have_a_boundary/ | {
"a_id": [
"d9pzttp"
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"score": [
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"text": [
"No, it doesn't. The universe is expanding, but it's not expanding in to something else - it's just that everything is getting further away from each other. One common analogy is to picture ants on a balloon. As the balloon inflates, they are all ... | [] | [] | [
[]
] | |
1xbv7o | what is the difference between aryans, iranians, persians, and parsis? | This has been confusing me for quite a while now.
Edit: I know what Farsi is as a language (though it's really supposed to be Parsi, but Arabs can't pronounce the P and after their influence on Persian culture, they changed that "P" to an "F"). Parsi is something different. There are a group of Zoroastrians I've met w... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xbv7o/eli5_what_is_the_difference_between_aryans/ | {
"a_id": [
"cf9xuxs"
],
"score": [
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],
"text": [
"Aryan is no longer used in academia to describe people. It is a former name given to a people who were said to speak an archaic Indo-European language and who were thought to have settled in prehistoric times in ancient Iran and the northern Indi... | [] | [
"http://en.wikipedia.org/wiki/Parsi"
] | [
[]
] | |
4a059o | why does the american presidential race cost millions of dollars? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4a059o/eli5_why_does_the_american_presidential_race_cost/ | {
"a_id": [
"d0wa05k",
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"score": [
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"text": [
"Travel, opening campaign offices in each state, television and ra... | [] | [] | [
[],
[],
[],
[
"http://adage.com/article/news/costs-ad-prices-tv-mobile-billboards/297928/"
],
[],
[],
[],
[],
[]
] | ||
43y0p4 | why are landfills still our best source of dumping trash? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/43y0p4/eli5_why_are_landfills_still_our_best_source_of/ | {
"a_id": [
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"score": [
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"text": [
"It's incredibly expensive to send anything into space. We're talking thousands of dollars per pound. Go lift your garbage can and figure out if you want your garbage collection bil... | [] | [] | [
[],
[],
[],
[
"www.FCliners.com"
]
] | ||
44ghku | how do computer clock cycles generated? | What happens in deep levels, 4 billion times per second? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/44ghku/eli5_how_do_computer_clock_cycles_generated/ | {
"a_id": [
"czq0agk"
],
"score": [
8
],
"text": [
"The computer clock is generated by driving a quartz crystal. This [oscillates](_URL_0_) at a frequency set by the geometry of the crystal. \n\nIt's a very simple technique which has been in use for nearly 100 years."
]
} | [] | [] | [
[
"https://en.wikipedia.org/wiki/Crystal_oscillator"
]
] | |
1bsxge | why is is considered socially unacceptable for men to carry purses? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1bsxge/eli5_why_is_is_considered_socially_unacceptable/ | {
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"score": [
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"text": [
"Basically put, gender stereotypes are responsible for this social taboo. \n\nA man is supposed to carry a wallet, or something else c... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
60aej7 | why did the concord stop flying ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60aej7/eli5_why_did_the_concord_stop_flying/ | {
"a_id": [
"df4qi7v",
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"d... | [] | [] | [
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[],
[],
[],
[],
[],
[],
[],
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"https://youtu.be/a_wuykzfFzE"
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],
[],
[
"https://www.youtube.com/watch?v=N-xMOOEngJw"
],
[
"https://youtu.b... | ||
ypj03 | difference in "sell by," "best by," and expiration dates? | How long does food usually last, and in what quality, up to these dates? I feel like they all mean something different if not similar, yet I only ever see one on something that I buy. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ypj03/eli5_difference_in_sell_by_best_by_and_expiration/ | {
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"text": [
"Sell by is when the store should sell it to you by, which is somewhat before it goes bad. You have a couple days after the sell by d... | [] | [] | [
[],
[
"http://stilltasty.com/"
],
[],
[
"http://www.npr.org/blogs/thesalt/2012/08/23/159601015/willing-to-play-the-dating-game-with-your-food-try-a-grocery-auction"
],
[],
[]
] | |
9fhai8 | how do we make reduced gravity chambers on earth? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9fhai8/eli5_how_do_we_make_reduced_gravity_chambers_on/ | {
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"score": [
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"text": [
"You sit on a plane, it goes really really high, and then starts dropping altitude like a crazy SOB, that's how you get it. \nSearch it on YouTube, Casey did it too",
"Vomit Com... | [] | [] | [
[],
[],
[],
[
"https://en.m.wikipedia.org/wiki/Reduced-gravity_aircraft"
]
] | ||
6ulbei | why do aesthetic tastes (such as in clothing, furniture, car design) change so drastically and quickly? | It just seems so strange how something can be in style one day, and then a mere 20 years later it's not just outdated, but considered terribly ugly. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ulbei/eli5_why_do_aesthetic_tastes_such_as_in_clothing/ | {
"a_id": [
"dltjfj8",
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"score": [
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2
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"text": [
"commercialism.\n\nif you were happy with your old stuff, you wouldn't need to buy new stuff.\n\nall the designers and manufacturers come out with new looking stuff and market the old stuff as ugly and new stuff as pretty in ... | [] | [] | [
[],
[]
] | |
eqmxfx | how do female bodies know to shed the lining of the uterus (menstruate) every moth? why doesn’t the lining just get thicker and thicker until pregnancy occurs? what are the biological processes that cause this? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eqmxfx/eli5_how_do_female_bodies_know_to_shed_the_lining/ | {
"a_id": [
"feumpue"
],
"score": [
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],
"text": [
"A woman's monthly cycle is driven by two different hormones(estrogen and progesterone), both the absolute levels and the ratio between them. As estrogen levels rise and peak at ovulation, the uterus builds up its lining in order to nurture a fer... | [] | [] | [
[]
] | |
7fkabb | how is binary read? especially the numbers. how is 10010 the number 18? is there an algorithm or is it more complex like learning a language with letters? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7fkabb/eli5_how_is_binary_read_especially_the_numbers/ | {
"a_id": [
"dqcgapk",
"dqcglda",
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],
"score": [
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2,
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"text": [
"its very simply read in 'columns'. each column is worth a value. you add the values together anywhere there is a '1'.\n\n\n\n\nexample;\n\n\n\n\n10010 is actually like 16 | 8 | 4 | 2 | 1\n\n\n\nso ther... | [] | [] | [
[],
[],
[]
] | ||
3i1hj6 | for intel processpors,what do the numbers mean in the name? | for example:i7-4790K
can someone explain what each number means? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3i1hj6/eli5for_intel_processporswhat_do_the_numbers_mean/ | {
"a_id": [
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"text": [
"the number after the i tells you how good the processor is. i3 for online banking and reddit, i5 if you use your computer for work, i7 for gaming and video editing.\n\nnot sure for the 4790K but i think it just specifies a m... | [] | [] | [
[],
[
"http://www.intel.com/content/www/us/en/processors/processor-numbers.html"
]
] | |
aesi4g | when a person is tired, why does a hot shower make them feel reenergised afterwards? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aesi4g/eli5_when_a_person_is_tired_why_does_a_hot_shower/ | {
"a_id": [
"eds75ne",
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"score": [
6,
8,
2
],
"text": [
"I very much think this is a personal thing. Hot showers make me relaxed and sleepy. Same with the majority of my friends (the ones I know about because of casual conversation). Generally cold showers ar... | [] | [] | [
[],
[],
[]
] | ||
5e7brg | why do cacti grow in american deserts but not in africa's? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5e7brg/eli5_why_do_cacti_grow_in_american_deserts_but/ | {
"a_id": [
"daa9my5",
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"daaa6mr"
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"score": [
4,
2,
2
],
"text": [
"There is one species of cactus that grows in Africa, but it is believed it was brought there by migratory birds. \n\nCactus evolved in the \"new world\" sometime after the continents split, which is why... | [] | [] | [
[],
[],
[]
] | ||
1u5wwd | the trigger in our brain that switches us from laying awake and the instantly asleep. | I hope in explaining this right. Pretty much as we lie in bed in night one moment we are awake and then like a snap we are asleep. What triggers this action and also how come sometimes it's instant or sometimes we toss and turn for hours before we finally go to sleep? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1u5wwd/eli5_the_trigger_in_our_brain_that_switches_us/ | {
"a_id": [
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],
"score": [
26,
8,
3
],
"text": [
"Ok so not to be like \"you're wrong\" but the process for falling asleep is actually kinda long. As you lay down and close your eyes your brain slows down its processes and shuts down certain parts of ... | [] | [] | [
[],
[],
[]
] | |
2e1ks7 | why can't we tell our bodies to ignore pain during torture? | We have a very advanced brain, why can't it understand that we are under going unavoidable physical pain? I know during extreme circumstances the body CAN choose to ignore broken bones until you know you are safe. So why can't we do that during torture, which unfortunately we have done to one another for as long as we ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2e1ks7/eli5_why_cant_we_tell_our_bodies_to_ignore_pain/ | {
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"score": [
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"text": [
"I imagine it has something to do with the fact that if we're being tortured, that is ALL we have to focus on. Whereas, say, if you're r... | [] | [] | [
[],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Burning_Monk"
],
[
"http://en.wikipedia.org/wiki/Supervenience"
]
] | |
23pzm1 | what happens when you go to a website and it comes up as plain text on a white background instead of the normal layout and graphics? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23pzm1/eli5_what_happens_when_you_go_to_a_website_and_it/ | {
"a_id": [
"cgzffcv",
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"score": [
3,
2
],
"text": [
"short answer: the call to load the style page (.css) took too long to respond so the site is loading without it. There are a lot more steps involved but that's about it",
"the language of the web is HTML/CSS (HyperText M... | [] | [] | [
[],
[]
] | ||
1osvkg | my dad said,' the universe has a finite size ' how does it work? | When i questioned this, typical what happens when you get to the edge, whats beyond it, i thiught the universe was infinite. He (my dad, a physicist) then said, 'Space and time exist only where you are '
I'm not questioning this, although that being deciphered is a bonus, but more how big is the universe? What happen... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1osvkg/my_dad_said_the_universe_has_a_finite_size_how/ | {
"a_id": [
"ccv88z4",
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"score": [
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"text": [
"I highly recommend watching this and other videos in the series: _URL_0_",
"Your dad (hopefully) didn't mean that the universe has a finite size, because our current understanding is that the universe is infinite in exte... | [] | [] | [
[
"http://www.youtube.com/watch?v=5NU2t5zlxQQ"
],
[
"http://en.wikipedia.org/wiki/Shape_of_the_Universe"
]
] | |
8g2o3b | how do defamation lawsuits work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8g2o3b/eli5_how_do_defamation_lawsuits_work/ | {
"a_id": [
"dy8clxh",
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"text": [
"It depends on the jurisdiction.\n\nIn the US to prove defamation you must prove that someone knowingly and maliciously made false statements of fact about you, and that those statements caused you specific damages. If you ... | [] | [] | [
[],
[]
] | ||
3kdr9r | why are proteins of meat considered better than proteins of other sources (like soy protein)? | I get kind of confused by this as it seems not very logical. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3kdr9r/eli5why_are_proteins_of_meat_considered_better/ | {
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4,
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"text": [
"I would hazard that concentration of protein per gram plays a factor. That, along with less carbs, fat etc in the total nutrition scale. \n\nA good meat protein will have a lot of... | [] | [] | [
[],
[],
[],
[
"http://michaelbluejay.com/veg/protein.html"
]
] | |
2hd0vh | how can most electronics work immediately when plugged into a power source but not phones? | Example: I have a WiiU (don't judge me) and when the gamepad dies I can plug it in and it immediately will boot up. I imagine a device like that can't take much less power than a cell phone, which has to be plugged in for upwards of 10 minutes before it can turn on after dying. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hd0vh/eli5_how_can_most_electronics_work_immediately/ | {
"a_id": [
"ckritgg",
"ckrj2v4"
],
"score": [
2,
7
],
"text": [
"phones are usually designed to only run off the battery. so the battery has to charge a certain amount before it can boot. when you plug a phone in it's still running off the battery, but the battery is charging at the sam... | [] | [] | [
[],
[]
] | |
1rfgnx | why are there so much violence and crimes that occur in low income neighborhoods? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rfgnx/eli5_why_are_there_so_much_violence_and_crimes/ | {
"a_id": [
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2,
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7,
2,
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"text": [
"Lots of unfulfilled desire, free time, lack of other opportunity, and lower opportunity cost.",
"Quality of life sucks ass. If you'r... | [] | [] | [
[],
[],
[],
[
"http://www.imdb.com/title/tt1586680/"
],
[],
[]
] | ||
8m9can | canned tuna. why does it stay good for so long? why is light tuna low in mercury? | How is canned tuna cooked, and why is storing it in a can with a bunch of water keeping it good for so long, whereas without the can cooked fish goes bad pretty quickly? And what is light tuna, and why is it lower in mercury than, say, white tuna? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8m9can/eli5_canned_tuna_why_does_it_stay_good_for_so/ | {
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"text": [
"Light tuna is typ... | [] | [] | [
[
"https://www.reddit.com/r/askscience/comments/ltrch/how\\_does\\_canned\\_tuna\\_have\\_such\\_a\\_long\\_shelf\\_life/c2vjokn",
"https://www.reddit.com/r/askscience/comments/ltrch/how_does_canned_tuna_have_such_a_long_shelf_life/c2vjokn",
"https://en.wikipedia.org/wiki/Skipjack_tuna"
],
[],
[],... | |
21gpfu | various star wars things | 1) So, what exactly were the Techno Union, InterGalactic Trade Federation, and Banking Clan?
2) Were they a part of the republic's senate, or a part of the CIS? If they were a part of the republic's senate,
a) Why were they allowed to be a part of the republic senate if they supported the CIS.
b) Why were they allo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21gpfu/eli5_various_star_wars_things/ | {
"a_id": [
"cgcvj15",
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"score": [
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2,
2
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"text": [
"Okay, here we go:\n\n1. The Techno Union, Trade Federation, and Banking Clan are interstellar corporations, trade alliances, if you will, that seceded from the Republic, sparking the Clone Wars\n\n2. Ea... | [] | [] | [
[],
[],
[]
] | |
4nreb7 | how did lords of old know when to trust the authenticity of messages they received? | If you were the lord of a particular region in England, how would you know that the summon you received from the king was truly from him, and not a forgery? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4nreb7/eli5_how_did_lords_of_old_know_when_to_trust_the/ | {
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"Messages would be sealed with wax. Impressed in this wax was a seal that would identify the sender. These seals were often rings that the sender would wear on their hand. So you knew that if a message h... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Seal_(emblem)"
],
[
"https://en.wikipedia.org/wiki/Great_Seal_of_the_United_States"
],
[]
] | |
4062kc | if a circle in a two dimensional plane has 360 degrees, how many degrees would a sphere have in three dimensions? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4062kc/eli5_if_a_circle_in_a_two_dimensional_plane_has/ | {
"a_id": [
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"score": [
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"text": [
"Degrees measure what proportion of the circumference of the circle a given line around the outside of the circle takes up. \n\nIf we want to talk about how far around a sphere a line goes, we can just chop the sphere along t... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Square_degree"
],
[]
] | ||
5sp4cw | why do north and south contain 5 letters and end in "th", but east and west only have four letters and end in "st"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5sp4cw/eli5_why_do_north_and_south_contain_5_letters_and/ | {
"a_id": [
"ddgrl9o",
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"text": [
"Just a trick of evolving languages. North used to be Nord (which spread to other languages where you'd see Norte), South used to be Sud (which is still the word for South in many languages like French and Spanish)\n\nEast,... | [] | [] | [
[],
[
"http://www.bl.uk/learning/timeline/item102970.html",
"http://public.oed.com/aspects-of-english/english-in-time/the-first-dictionaries-of-english/"
]
] | ||
koonx | why are most career military personnel republicans? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/koonx/eli5_why_are_most_career_military_personnel/ | {
"a_id": [
"c2m2qlz",
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"score": [
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"text": [
"Like you're Five: When we have an election or Congress has a vote, we count up how many people agree, and how many people disagree, and use that to decide what we should do. However, people figured out that if you get a bun... | [] | [] | [
[],
[]
] | ||
65qplz | how is work divided in a communist country? | What happens when someone decides not to work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/65qplz/eli5_how_is_work_divided_in_a_communist_country/ | {
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"Depends on the country. in pre 1990 Russia, not working was illegal so if your non work was persisted you been... | [] | [] | [
[],
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1kpewm | is adblocker legal? and if so, how? | I used Adblocker in the past but as I started to watch more Youtube channels with smaller subscriber bases I felt bad taking away what little revenue they should have been making. But it never occured to me, isn't cheating someone out of their money like that a bit illegal?
Edit: Alright, the last sentence has proved ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1kpewm/eli5_is_adblocker_legal_and_if_so_how/ | {
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"text": [
" > isn't cheating someone out of their money like that\n\nHow is it cheating anyone out of money?",
"It's not illegal. They still sent me all the data they intended to - ads included - I just had a script remove advertis... | [] | [] | [
[],
[]
] | |
9332m0 | why isnt demi lovato being charged because of her drug use? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9332m0/eli5_why_isnt_demi_lovato_being_charged_because/ | {
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"text": [
"There aren't many laws against using drugs. Drug laws in the US are focused on possession. ",
"Charging people who have overdoses discourages people from getting treatment. It endangers their lives.... | [] | [] | [
[],
[],
[]
] | |
3ah8zq | how are for-profit colleges such as the university of phoenix, itt tech and devry able to get government accreditation and sustain themselves despite multiple lawsuits and charges of fraud? | Why do students go to these places despite the bad reputation and fraudulent charges? How are these institutions able to provide financial aid, federal or private to its students? Do people who graduate from these colleges actually find jobs in their field? How are these colleges able to expand to such a large scale? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3ah8zq/eli5_how_are_forprofit_colleges_such_as_the/ | {
"a_id": [
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"text": [
"*While I believe these colleges to be scams, I will not inject bias into the following answer*\n\n\n\nA university can get accredited as long as they can show proof that their students are actually learning. University of Phoenix is able to provi... | [] | [] | [
[]
] | |
25exxo | how can someone who is not allegic to anything have terrible seasonal allergies? | I am curious as to how this is possible. I have horrible allergies but am not allergic to anything
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/25exxo/eli5_how_can_someone_who_is_not_allegic_to/ | {
"a_id": [
"chgi2nt",
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"score": [
2,
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"text": [
"Each allergy is separate from other allergies a person has. Being allergic to pollen while not allergic to peanuts is just like being allergic to, say, shrimp, but not being allergic to peanuts. \n\nPollen allergies are very... | [] | [] | [
[],
[]
] | |
f6mlnb | what was canada's motivation to legalize cannabis if they didnt have an incarceration problem like the us? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f6mlnb/eli5_what_was_canadas_motivation_to_legalize/ | {
"a_id": [
"fi5qiz6"
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"text": [
"Law enforcement is funded from taxes. When a police department looks at how it is spending the money, they have to ask themselves \"Is this the most effective use of the public's resources?\".\n\nCanada has many sparsely populated areas, and a f... | [] | [] | [
[]
] | ||
3cy85q | why don't the laws against opening others' mail apply to digital content? | Title.
Also, as relates to government spying. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cy85q/eli5_why_dont_the_laws_against_opening_others/ | {
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"The laws were put in place before things s... | [] | [] | [
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4jlt2v | why does microsoft excel only have the capability of 15 digit precision even with the advancement of modern day computing abilities? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4jlt2v/eli5why_does_microsoft_excel_only_have_the/ | {
"a_id": [
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"score": [
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"text": [
"The short answer is that the average user doesn't need that level of precision, so Excel doesn't have it. \n\nMost users of Excel are businesses, who rarely have the need to go out beyond a few decimal places, much less 15.... | [] | [] | [
[],
[]
] | |
cs3lar | how does proton therapy for cancer patients actually work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cs3lar/eli5_how_does_proton_therapy_for_cancer_patients/ | {
"a_id": [
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"text": [
"The doctor has a machine that fires high energy protons in a precisely controlled beam. When those protons hit the atoms inside a cell, they cause all sorts of mischief. Enough protons hit enough atoms in a cell, and the cell can be killed.\n\n... | [] | [] | [
[]
] | ||
2xnfnl | since the concept of time is man made, what exactly are we measuring against for accuracy? | I could very well be overlooking something obvious or just not thinking about it correctly...started thinking about it after reading the atomic clock post | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2xnfnl/eli5_since_the_concept_of_time_is_man_made_what/ | {
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"text": [
"Why do you see the concept of time as manmade? I think it's pretty clear that time is a feature of the universe, with or without people to talk about it. \n\nAs for what we meas... | [] | [] | [
[],
[],
[
"https://www.reddit.com/r/explainlikeimfive/comments/2xngf6/eli5_if_scientists_can_tell_that_their_best/cp1pbzx"
],
[]
] | |
6ef43g | why does the government and the central bank have to be different entities? what different agendas do they pursue? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ef43g/eli5_why_does_the_government_and_the_central_bank/ | {
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"score": [
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"text": [
"Usually to prevent politicians from being able to force the central bank to pursue short term good, long term bad policies. Politicians are forced by their position to always be quite concerned with the next election. Cent... | [] | [] | [
[],
[]
] | ||
bwwwwk | how does a minecraft computer work? | Like how does it have memory, and be able to run applications and and what sort of functions can they do and how? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bwwwwk/eli5_how_does_a_minecraft_computer_work/ | {
"a_id": [
"eq10vbk",
"eq1990g"
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"score": [
11,
6
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"text": [
"Minecraft has something called redstone, which is able to simulate most logic circuits and electrical circuits. So you could theoretically build anything electronic that doesn't include audio or video circuitry. (Althoug... | [] | [] | [
[],
[]
] | |
6sbbgd | why humans can grow adult teeth, and knee caps, as well as repair broken/fractured bones, but can't regrow them if they get removed? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6sbbgd/eli5_why_humans_can_grow_adult_teeth_and_knee/ | {
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"dlbgpfn",
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"text": [
"Both teeth and knee caps are things that we are born with. Specifically, if you didn't know, we are actually born with all our adult teeth. When they \"grow\" in they're actually j... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Tooth_regeneration"
],
[],
[]
] | ||
yqugo | american football? | Last winter I found myself easily amused by college football and I picked up on the scoring system and the basics while watching. In preparation for the upcoming football season I am inquiring about the different positions, the rules that bring the game to a halt, the ranking system and also – the bowls, how are they d... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/yqugo/eli5_american_football/ | {
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27,
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1vxwsn | how would you explain computer programming to a 5-year-old? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vxwsn/eli5_how_would_you_explain_computer_programming/ | {
"a_id": [
"cewtfp7",
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"score": [
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3
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"text": [
"I'm unsure about it is what you want here. Do you want an ELI5 on computer programming, or do you actually want an ELI5 on how computer programming could be explained to an actual five year old?",
"Play the \"robot\" gam... | [] | [] | [
[],
[]
] | ||
cbwxsz | why do shirts often have the big grand decal on the back and a small logo on the front and not the other way around | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cbwxsz/eli5_why_do_shirts_often_have_the_big_grand_decal/ | {
"a_id": [
"etit77m",
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"score": [
5,
4,
2
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"text": [
"For non-interacting people, you're going to have your back seen more than your front. Walking on the sidewalk, people coming towards you will pass quickly while people walking the same way as you can po... | [] | [] | [
[],
[],
[]
] | ||
5gy9ce | does a stronger sound wave eliminate weaker sound waves? | If I'm talking to a person in normal conditions, I'b be able to hear him perfectly, but if someone would turn on a speaker with music at max volume, I would not be able to hear the other person anymore. Does the sound wave of the music eliminate the sound wave of the other persons voice, or would my ears be the ones fi... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5gy9ce/eli5_does_a_stronger_sound_wave_eliminate_weaker/ | {
"a_id": [
"davztv7",
"daw386l",
"daw6sbs"
],
"score": [
2,
3,
2
],
"text": [
"This is a rough principle of noise canceling headphones. So yes sound waves can be disrupted by other soundwaves.\n\n ",
"It can't really eliminate sound, but it can drown it. Our hearing has a very... | [] | [] | [
[],
[],
[
"https://thescienceclassroom.wikispaces.com/file/view/interference.gif/227715642/342x254/interference.gif"
]
] | |
a28xae | is there a reason the reverse gear is before drive in an automatic car rather than all the way down. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a28xae/eli5_is_there_a_reason_the_reverse_gear_is_before/ | {
"a_id": [
"eaw4w2x"
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"score": [
12
],
"text": [
"It actually goes back to Ralph Nader, who wrote a famous book called *Unsafe at Any Speed* about various deficiencies in American cars. Among them was the arrangement of settings in an automatic transmission car.\n\nIf a driver *used to* a stick... | [] | [] | [
[]
] | ||
2kf21r | why do i always get tired when i read a book or drive for longer than 30 minutes but when i quit i immediately become wide awake? | Nothing on google addresses this | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2kf21r/eli5_why_do_i_always_get_tired_when_i_read_a_book/ | {
"a_id": [
"clkr4vh",
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"score": [
2,
7,
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],
"text": [
"Probably concentration. Switching tasks stimulates different parts of the brain",
"Had the exact same issues, i fixed this by walking around room or my house while reading and would often read alou... | [] | [] | [
[],
[],
[]
] | |
273jko | how come there is no issue about the possession of nuclear warheads by india and the fact that they never signed any nuclear proliferation treaties? | So India has explicitly accepted its possession of nuclear weapons, but however it refuses to sign any nuclear proliferation treaties like the other countries that possess such weapons (USA, UK, France etc) do. India claims that they will use it only if they are provoked or in immediate danger. Doesn't this allow other... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/273jko/eli5_how_come_there_is_no_issue_about_the/ | {
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"chx1xq5",
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"score": [
4,
5,
2
],
"text": [
"India doesn't have any history of being particularly belligerent and attacking other countries so it isn't seen as a pressing issue. They have an ongoing dispute with Pakistan, but neither side seems li... | [] | [] | [
[],
[],
[]
] | |
1ou1gy | why is the usage of the peace sign such a common pose in anime? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ou1gy/eli5_why_is_the_usage_of_the_peace_sign_such_a/ | {
"a_id": [
"ccvlaoh",
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"ccvnyj7"
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"score": [
2,
2,
2
],
"text": [
"It's not just anime, it's a really common pose in Southeast Asia in general.\n\nI know from my limited experience of Korean culture (ie watching Starcraft) that it's often a celebratory gesture. I don't... | [] | [] | [
[],
[],
[]
] | ||
6lhrcd | why haven't any open widely supported vector video formats taken the place of flash on the web? | It just seems like a space with an obvious need. Whenever I'm watching a YouTube video of some simple animation that's super pixelated I wonder why it can't be vector. It would be much smaller, saving everyone bandwidth, and as far as I understand HTML5 video players can support multiple formats, so there isn't any rea... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6lhrcd/eli5_why_havent_any_open_widely_supported_vector/ | {
"a_id": [
"dju04l8"
],
"score": [
3
],
"text": [
"The only reason to have a vector format is to display media that originates in a vector format. Moreover, if you want to display anything more complicated than wireframe pictures, you need a ton of raster data to paint onto your wireframe.\n\nWh... | [] | [] | [
[]
] | |
33kw4e | how the genome-editing enzyme known as cas9 works | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33kw4e/eli5how_the_genomeediting_enzyme_known_as_cas9/ | {
"a_id": [
"cqm8tjk"
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"text": [
"Cas9 is an RNA guided enzyme that associates with a CRISPR system and works to create blunt end cuts in a chromosome in a specific place. The role of Cas9 is as simple as that--CRISPR is the complicated bit. \n\nThe CRISPR complex is composed of ... | [] | [] | [
[]
] | ||
8uqf9c | how does abusive behavior/mentality develop in the first place? | You always hear about abusive behavior being modeled or effectively inherited generation to generation. So how did it originate in the first place? Why would it even originate as it seems detrimental to survival of a family or tribal | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8uqf9c/eli5_how_does_abusive_behaviormentality_develop/ | {
"a_id": [
"e1hef21"
],
"score": [
4
],
"text": [
"Life is dynamic, in that despite a lot of common threads many behaviors can originate in isolation. Much of the time it’s due to some form of trauma. A young mother may be doing just fine but, the death of her own mother or her husband may damage... | [] | [] | [
[]
] | |
lpoas | a note from your friendly, eli5 mods: please, no more meta, "what eli5 is/isn't" posts or arguments. we'll be removing them. | Hey guys! Just wanted to say a few words here.
In just a few months, ELI5 has turned from a crazy, middle-of-the-night idea I had during this past summer off from teaching...into an explosively popular subreddit that's now bigger than I had ever hoped (hitting 50,000 subscribers a few weeks ago.) I'm still amazed by t... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/lpoas/a_note_from_your_friendly_eli5_mods_please_no/ | {
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9iuhgj | what's the difference between symptoms of the common cold, and symptoms of the inflammation my body is producing to fight the virus attempting to cause the common cold? | I looked for a similar response before posting, but couldn't find one. So right now I'm a coughing, hacking mess of a person. I was curious about why we react this way when we contract rhinovirus, and it sounds like my body is experiencing inflammation in order to kill the virus. Is that all the symptoms of a cold a... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9iuhgj/eli5_whats_the_difference_between_symptoms_of_the/ | {
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"score": [
3,
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4
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"text": [
" > symptoms of a cold are, just our body's physical reaction to the virus\n\nYep. It's very frustrating. A lot of the time people who have the cold virus won't have any symptoms at all and will recover... | [] | [] | [
[],
[],
[]
] | |
2p8afn | if each of the representatives at the united nations speaks a different language, how are they translated among the different countries? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2p8afn/eli5_if_each_of_the_representatives_at_the_united/ | {
"a_id": [
"cmu8zgx",
"cmu913y",
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"score": [
12,
4,
3
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"text": [
"Back when I wanted to be an interpreter, working at the UN was my #1 goal.\n\n[Here's a video](_URL_0_).\n\nThe interpreters sit in soundproof booths overlooking the general assembly, with headphones o... | [] | [] | [
[
"https://www.youtube.com/watch?v=sUuliWL4LyI"
],
[
"http://www.slate.com/articles/news_and_politics/explainer/2009/09/lost_in_translation.html",
"http://en.m.wikipedia.org/wiki/United_Nations_Interpretation_Service"
],
[]
] | ||
303ocu | in movies where criminals are transferring money, why is it always to a swiss bank account? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/303ocu/eli5_in_movies_where_criminals_are_transferring/ | {
"a_id": [
"cpotjnj"
],
"score": [
2
],
"text": [
"Swiss banks are not required by law to reveal your name to any government inquiry. You can hold money in Switzerland completely anonymously. "
]
} | [] | [] | [
[]
] | ||
2v6g3c | sigma significance in science? | From what I understand, the sigma system is supposed to help scientists when conducting experiments. I.E. A sigma 1 is very unlikely and Sigma 6 is "guaranteed" result. So if Sigma is meant to rule out probabilistic errors and so on, why is it that it fails spectacularly at its task?
Let's take 2 recent events:
Neutr... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2v6g3c/eli5_sigma_significance_in_science/ | {
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"A sigma (Greek letter) is often used to represent standard deviation in probability.\n\nFor normal distributions (which statisticians love), we can say 68% of points are within one standard deviation (one sigma) of the average. 95% are within two... | [] | [] | [
[]
] | |
24cc99 | how is a straight line a circle with an infinite radius? | I searched and cant wrap my head around this one. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24cc99/eli5_how_is_a_straight_line_a_circle_with_an/ | {
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"Math gets wonky when you deal with infinities. You can have all kinds of crazy things like a construct (Gabriel's Horn) with an infinite surface area but finite volume.\n\nKinda sorta like the 0.999...=1 deal.\n\n0.333...=1... | [] | [] | [
[],
[]
] | |
u7oj7 | the marvel universe | After seeing The Avengers on the weekend I've gotten fairly interested with the complexity and depth of the Marvel characters, but having never read any of the original comics and even missed out on some of the lead-up movies to Avengers, there are still some big holes missing in my knowledge of them.
So my questions ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/u7oj7/eli5_the_marvel_universe/ | {
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"I can answer a few of these questions: \n > what iconic comic book characters other th... | [] | [] | [
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[],
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"http://collider.com/wp-content/uploads/avengers-timeline.jpg"
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3qax8m | the latter part of the periodic table | Why are the lanthanides down there? Why are some masses in parentheses? And what's with the elements like Uuo and stuff? How are elements being made with a specific amount of protons? If we have that control over protons how come we can't make materials like gold or silver? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3qax8m/eli5_the_latter_part_of_the_periodic_table/ | {
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"text": [
" > Why are the lanthanides (and actinides) down there?\n\nBecause it's easier to print on a page than [this](_URL_0_).\n\n > Why are some masses in parentheses?\n\nSome large elements are really unsta... | [] | [] | [
[
"http://www.sciencegeek.net/tables/LongTable2000.png"
],
[
"http://hackaday.com/2015/09/16/dont-know-much-about-the-periodic-table-2/"
],
[
"http://mr.powner.org/c/lessons/c_images/periodic_table/pt_expanded.svg"
]
] | |
482mag | how do most fast food places have such a consistent product? | In most fast food places, I can order something, and I know it'll taste exactly the same as when I last ordered it, even if I order it at a different location in a chain. Personally, when I cook, in order to get that level of consistency, I'd have to be quite careful, if I put something together as quickly as a fast fo... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/482mag/eli5how_do_most_fast_food_places_have_such_a/ | {
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10,
5,
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2
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"text": [
"They use the same supplier for meat which is the same cut and they use the same cooking process. Just like at home when you make a burger it should taste th... | [] | [] | [
[],
[],
[],
[],
[
"http://www.bloomberg.com/bw/articles/2012-04-19/mcdonalds-pursuit-of-the-perfect-french-fry"
]
] | |
c1tkth | why does our body begs for junk food (sugar, ice cream, chocolate, etc.) when we are sad? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c1tkth/eli5_why_does_our_body_begs_for_junk_food_sugar/ | {
"a_id": [
"erfi50j"
],
"score": [
8
],
"text": [
"From prior research so this might be wrong. The compounds in them make our brain release oxytocin, the chemical that is responsible for happiness"
]
} | [] | [] | [
[]
] | ||
7q9re2 | if we get an icbm alert, and it’s real, what’s the best course of action for the average person in a city? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7q9re2/eli5_if_we_get_an_icbm_alert_and_its_real_whats/ | {
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"score": [
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"You'll want to have a plan beforehand becaus... | [] | [] | [
[],
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[],
[],
[],
[],
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"https://emergency.cdc.gov/radiation/nuclearfaq.asp"
],
[],
[],
[]
] | ||
3oboro | how can some people get addicted to exercise, yet no matter how hard i try it feels like torture to me? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oboro/eli5_how_can_some_people_get_addicted_to_exercise/ | {
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"cvvqsxx",
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"c... | [] | [] | [
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"https://www.reddit.com/r/IAmA/comments/2u4h7f/terry_crews_back_again_on_reddit_ama/co51k5a"
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[],
[],
[],
[],
[],
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3kn113 | why should we fear self-aware robots? why do we? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3kn113/eli5why_should_we_fear_selfaware_robots_why_do_we/ | {
"a_id": [
"cuyu9hz"
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"score": [
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],
"text": [
"We are afraid of intelligent AI because we project our own human frailties onto it. Humans are intelligent, creative, motivated and highly-competent. We know that machines can surpass our thinking in certain tasks such as calculation already and ... | [] | [] | [
[]
] | ||
p4zch | n2 vs air for my tires. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/p4zch/eli5_n2_vs_air_for_my_tires/ | {
"a_id": [
"c3mlfxj"
],
"score": [
4
],
"text": [
"Air itself is 78% nitrogen by volume, so it's kind of silly to go out of the way to find pure N2 for your tires. Don't waste your time."
]
} | [] | [] | [
[]
] | ||
b4ym3b | how do movies get “frozen/still” shots of an action scene with everyone perfectly still, but the camera panels around the room? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b4ym3b/eli5_how_do_movies_get_frozenstill_shots_of_an/ | {
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"score": [
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"text": [
"The Matrix (1999) pioneered this filming technique.\n\nThey used a line of cameras arranged in a circle around the action scene. At the \"freeze\" moment, all the cameras capture ... | [] | [] | [
[],
[],
[
"https://youtu.be/uPNBdDNZbYk"
],
[
"https://www.reddit.com/r/gifs/comments/1oz310/smartphone_photo_booth/"
]
] | ||
23ujoq | why would a baseball pitcher use pine tar? | In light of the Yankees pitcher being ejected from the game for having pine tar on his neck, what's the advantage of it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23ujoq/eli5_why_would_a_baseball_pitcher_use_pine_tar/ | {
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],
"text": [
"It also sticks to the ball and makes it spin wobble.",
"A lot of pitchers do this to get a firm grip on the ball, especially on windy days. When a pitche... | [] | [] | [
[],
[],
[],
[],
[]
] | |
8awt7s | why does the temperature of gases decrease when compressed? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8awt7s/eli5_why_does_the_temperature_of_gases_decrease/ | {
"a_id": [
"dx26k4x"
],
"score": [
9
],
"text": [
"The temperature of gas does not decrease under pressure. It _increases_. But so does the temperature required for gas to become a liquid. Since compressors usually aren't good insulators, the temperature gained by the compression escapes again fr... | [] | [] | [
[]
] | |
96vlt9 | so why are some sites declared as not secure? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/96vlt9/eli5_so_why_are_some_sites_declared_as_not_secure/ | {
"a_id": [
"e43k1ql"
],
"score": [
2
],
"text": [
"Recently google decided that any website not supporting https would be labeled by them as not secure. Which is generally true given that s tacked on to hppt is a set of encryption protocols that help keep web traffic from being intercepted and mo... | [] | [] | [
[]
] | |
6fqs79 | that sudden odd, but thrilling, feeling that my heart is moving upwards out of my chest when a plane suddenly changes altitude (descends) when it's a few minutes from landing. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6fqs79/eli5_that_sudden_odd_but_thrilling_feeling_that/ | {
"a_id": [
"dikjy8o"
],
"score": [
2
],
"text": [
"Part of it is the sensation of the blood actually shifting and changing its pressure but more of it is your heart actually moving. Besides the Aorta and Superior Vena Cava (the main artery and vein) there is nothing holding your heart in place. T... | [] | [] | [
[]
] | ||
3gcxmd | how does raising millions of dollars during a political campaign directly correlate to that candidate getting elected? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3gcxmd/eli5_how_does_raising_millions_of_dollars_during/ | {
"a_id": [
"ctwyhvq",
"ctx1o27"
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"score": [
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2
],
"text": [
"The more money you raise, the more money you can invest in putting (high quality) political ads on TV, the more you can invest in other media appearances, the more you can invest in contacting people by telephone to get the... | [] | [] | [
[],
[]
] | ||
b7f0ag | what's the difference between all the fruit classifications? eg, pomes, drupes, berries etc. | Ok so first off we're going to exclude vegetables entirely. By vegetables I mean the simple definition that if it doesn't have seeds it's a vegetable and if it does have seeds it's going to be considered a fruit. But past that I get confused with the different types of fruit groups. Like a strawberry isn't actually a b... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b7f0ag/eli5_whats_the_difference_between_all_the_fruit/ | {
"a_id": [
"ejr8uv9"
],
"score": [
5
],
"text": [
"There is no definition of vegetable. A vegetable is simply any plant-based foodstuff that isn't something else. \n\nThe world of fruit taxonomy is strange and very, very stupid. I recommend simply not thinking about it too hard. Because fruits sh... | [] | [] | [
[]
] | |
2xntcp | tires for speed need to be thin or thick? | Why do bikes have thin tires to get more speed, but formula 1 cars have thick ones for the same reason? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2xntcp/eli5_tires_for_speed_need_to_be_thin_or_thick/ | {
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2,
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2,
2,
2
],
"text": [
"Thin for speed, thick for control. Roads tend to curve and this is bad at the higher speeds bikes can never reach.",
"Bike wheels rotate much more slowly... | [] | [] | [
[],
[],
[],
[],
[]
] | |
2cwd7z | why does our skin have a delayed reaction after absorbing sun rays? | I let the sun 'tan' me for 2 hours a few days ago. After it I was fine, I even went for an 8k jog in the 2 hours following it, and got a really good time. But teh following morning, as expected, the heat and burn had kicked in, and days later it is gradually beginning to normalize.
Why does our skin not respond more ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cwd7z/eli5_why_does_our_skin_have_a_delayed_reaction/ | {
"a_id": [
"cjjnmy6"
],
"score": [
4
],
"text": [
"The energy from ultraviolet radiation can damage molecules in the skin, most importantly DNA. One consequence of this is the synthesis of different proteins and enzymes. The effects of these proteins lead to dilation of blood vessels and recruitm... | [] | [] | [
[]
] | |
9ugvd9 | why are insurance companies and pharmaceutical companies so profitable? and how? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9ugvd9/eli5_why_are_insurance_companies_and/ | {
"a_id": [
"e944sho"
],
"score": [
5
],
"text": [
"This is definitely 2 different questions.\n\nInsurance companies: profits are made by charging premiums from millions of people in order to pay settlements to a small minority. Essentially, those that have insurance do not have their house burn d... | [] | [] | [
[]
] | ||
1u3cnw | why do the largest nuts rise to the top but the raisins sink to the bottom when you shake their respective containers [of mixed nuts or cereal]? | Has this been studied seriously or is this not an important issue in physics/materials science/ < field applicable > ? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1u3cnw/eli5_why_do_the_largest_nuts_rise_to_the_top_but/ | {
"a_id": [
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"score": [
2,
9,
2
],
"text": [
"Even solid objects as long as held within a closed container follow the laws of fluid dynamics, the largest will rise up and smallest will sink down.",
"When you shake the contents of the container... | [] | [] | [
[],
[],
[
"http://i.imgur.com/uoIgIiD.png",
"http://i.imgur.com/RaUVjiv.png"
]
] | |
6nrtgn | how do certain foods bring out the taste in alcoholic drinks? | Tonight I had some coronas while relaxing at home, and as I scrolled through Reddit I've been snacking on almonds. It struck me that the beer I was drinking has a subtle sweet flavor to it, something which I had never noticed before tonight. I've drank coronas a good number of times and never had this taste. Is it some... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6nrtgn/eli5_how_do_certain_foods_bring_out_the_taste_in/ | {
"a_id": [
"dkcauhh"
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"score": [
2
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"text": [
"If the almonds you were eating were salted, that would bring out the flavour just like salt does with food. In many cultures strong alcohol like Swedish snaps are paired with very salty fish like pickled herring, not only does this hide the harsh... | [] | [] | [
[]
] | |
6knzwn | how do pool tables know which ball is the white ball? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6knzwn/eli5_how_do_pool_tables_know_which_ball_is_the/ | {
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131,
54,
8,
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"text": [
"There's more than one method, but the most common are: \n\n * the white ball is *slightly* larger, and so doesn't fall down the same holes as the other balls\n\n * a magnet insi... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=GhG_0ToGdO4"
],
[],
[
"https://www.reddit.com/r/explainlikeimfive/search?q=pool+white+ball&restrict_sr=on&sort=relevance&t=all"
]
] | ||
532eii | why are only certain xbox 360 games backwards compatible on xbox one? | If the Xbox One can emulate the 360, then shouldn't it be able to play any 360 game? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/532eii/eli5_why_are_only_certain_xbox_360_games/ | {
"a_id": [
"d7pep1w"
],
"score": [
2
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"text": [
"One of the major reasons why only certain games are playable on Xbox One is because it is up to the developers to determine whether or not they want their Xbox 360 title on Xbox One now.\n\n\nI know that you might think that they could just port ... | [] | [] | [
[]
] | |
6c6nm4 | why does the outside smell different when i've been drinking? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6c6nm4/eli5_why_does_the_outside_smell_different_when/ | {
"a_id": [
"dhsavrm"
],
"score": [
4
],
"text": [
"By \"the outside,\" my drunk self means being outdoors.. \nEverytime I step outside when I'm drunk, everything smells so much different. Cleaner, crisper, different."
]
} | [] | [] | [
[]
] | ||
5i4z6a | why did lgbt rights have such advances only in the last few decades even though homosexuals have existed since early society? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5i4z6a/eli5_why_did_lgbt_rights_have_such_advances_only/ | {
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4,
6,
4,
6,
2,
15
],
"text": [
"I imagine it was the grip that religion had on the world. Religion was taken as law for a long time. To be homosexual was seen as an ab... | [] | [] | [
[],
[],
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Karl_Heinrich_Ulrichs",
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"https://en.wikiped... | ||
3bkszb | why eyes roll back into the head as a pleasure reflex | Why do our eyes roll back in our heads when experiencing extreme pleasure? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3bkszb/eli5_why_eyes_roll_back_into_the_head_as_a/ | {
"a_id": [
"csnaz2q",
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"score": [
29,
70
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"text": [
"When experiencing extreme pleasure, our nervous system is under complete parasympathetic (rest and digest) activation. so not only do our skeletal muscles relax, but the muscles that control our eye movements also. When ... | [] | [] | [
[],
[]
] | |
1jhlod | why do companies always push for more profit, no matter how much money they have in the bank? | Maybe I'm an idealist but I don't understand why profits are so important beyond a certain point. For example, a company could be making billions of dollars every year, and still feel the need to make redundancies, freeze pay rises, or raise prices. As long as everybody at the company is earning a good wage and the com... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jhlod/eli5_why_do_companies_always_push_for_more_profit/ | {
"a_id": [
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"cbeq63l",
"cbeq98f",
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],
"score": [
2,
13,
2,
2
],
"text": [
"Publicly traded companies are legally required to maximize profits for their shareholders. \n\nAlso, people are greedy, and to some, nothing is ever enough.",
"Corporations ha... | [] | [] | [
[],
[],
[
"http://newmansownfoundation.org/"
],
[]
] | |
5ely25 | how do the people of hawaii go about protecting themselves or preventing damage from the active volcanoes? | Or say a volcano were to erupt aggressively, are there any ways to go about preventing damage from the lava? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ely25/eli5_how_do_the_people_of_hawaii_go_about/ | {
"a_id": [
"dadh0w9",
"dadh1p0"
],
"score": [
3,
7
],
"text": [
"GeoLocational avoidance. Aka don't be where the hot lava is. Nothing can really stop thousands of tons melted rock at thousands of degrees other than millions of gallons of sea water.",
"Volcanoes aren't as \"kabooomey\... | [] | [] | [
[],
[]
] | |
5u9avg | do magnets damage phones!? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5u9avg/eli5_do_magnets_damage_phones/ | {
"a_id": [
"dds9k4w"
],
"score": [
2
],
"text": [
" > She examines the package and says \"cute, but I heard magnets damage phones\"?\n\nAsk your wife for a source. If she can't, then you are probably fine. (hint: she won't be able to find any)"
]
} | [] | [] | [
[]
] | ||
8jymdt | why is destruction and killing in video games (think doom and destiny) so fun? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8jymdt/eli5_why_is_destruction_and_killing_in_video/ | {
"a_id": [
"dz3hf5t"
],
"score": [
2
],
"text": [
"Because you can't conduct yourself in that fashion any other time in any other place. It isn't that you desire to kill, it's just an experience that 99% of people don't allow themselves to partake in and so when you let your instinctual fight or ... | [] | [] | [
[]
] | ||
1s35yd | why do i need a lather when i shave? and does it matter what product produces the lather? | Is there any real difference between a shaving cream, shaving gel, shaving soap or whatever when it comes to results?
Mostly interested in the context of shaving the face, using a disposable razor like the Gillette Mach 3 or Schick Quattro. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1s35yd/eli5_why_do_i_need_a_lather_when_i_shave_and_does/ | {
"a_id": [
"cdtfku8",
"cdtgv4r",
"cdthrpm",
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],
"score": [
2,
2,
2,
2
],
"text": [
"The purpose of lathering is to moisturize the skin and provide a protective barrier between you and the steel blades that are millimeters away from your throat. If you've ever trie... | [] | [] | [
[],
[
"http://www.reddit.com/r/Wicked_Edge"
],
[],
[]
] | |
3lygo6 | what exactly is the utc time zone? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lygo6/eli5_what_exactly_is_the_utc_time_zone/ | {
"a_id": [
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],
"text": [
"UTC is basically an arbitrary timezone which we chose to be the \"reference\" timezone. Every other timezone is a + or - number in reference to UTC.\n\n > Also, how do I figure out when to tell someone a time to meet? For example, if I'm on the ... | [] | [] | [
[]
] | |
6jqdhx | why does the sound of my alarm trigger sleepiness? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6jqdhx/eli5_why_does_the_sound_of_my_alarm_trigger/ | {
"a_id": [
"djg88nh"
],
"score": [
3
],
"text": [
"When you wake up naturally, it's because you want to. The sound of the alarm is probably associated with you having to get out of bed, even when you really don't want to and are still tired. Hearing that alarm after you've already woken up probab... | [] | [] | [
[]
] | ||
4j3lkk | sometimes when they launch big ships they just violently drop them into the water at a 45 degree angle. why? | I'm referring to something like this: _URL_0_
Why do they just DROP it off the side of the dock like that? Why don't they use a longer ramp and just let it slide gently into the water like a boat ramp at a lake.
I understand they couldn't put it in long ways because it would crack in half. But they could still slide ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4j3lkk/eli5_sometimes_when_they_launch_big_ships_they/ | {
"a_id": [
"d33gy8n",
"d33h4vj",
"d33qt9o",
"d33rpo0",
"d33tt57",
"d33vm8u",
"d342gv3"
],
"score": [
99,
37,
20,
7,
2,
2,
2
],
"text": [
"Just dropping it in requires very little engineering, lets gravity do the hard job of moving the ship, and tota... | [] | [
"https://i.imgur.com/CvSQBPm.gifv"
] | [
[],
[],
[],
[
"https://www.reddit.com/r/videos/comments/h7a5f/how_to_float_large_ships/c1t56eh"
],
[
"https://www.youtube.com/watch?v=fcKAWj7xqrE"
],
[],
[]
] | |
808eub | why does an engines power output drop above a certain amount of rpm? | When you look at the power graph for a car’s engine, it peaks at a certain amount of revs (e.g. 5500) and then drops off, even if that amount of RPM is not at the redline. Why is this the case? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/808eub/eli5_why_does_an_engines_power_output_drop_above/ | {
"a_id": [
"dutpu54",
"dutqfpi"
],
"score": [
5,
2
],
"text": [
"The amount of internal friction in the engine starts to interfere with its efficient operation. The more times per second it goes up and down, the more rubbing there is, and lubrication and heat control become difficult.",
... | [] | [] | [
[],
[]
] | |
bxnee3 | - what makes james bond themes instantly recognisable as a james bond theme? | I’ve always wondered what in particular makes the JB themes sound so similar and instantly recognisable. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bxnee3/eli5_what_makes_james_bond_themes_instantly/ | {
"a_id": [
"eq8hq5h"
],
"score": [
9
],
"text": [
"It is called a [Leitmotif](_URL_0_)\n\nA short melody, chord progression or rhythm accompanies a certain character or event that appears on screen (or on stage, as the term leitmotif and its use originated in opera) making the audience associate ... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Leitmotif"
]
] | |
4ysj5d | why does a broken mirror show many tiny images instead of one image with lots of cracks? | It's not what regular glass does, and it's not what other shiny things do. It's never made sense to me. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ysj5d/eli5_why_does_a_broken_mirror_show_many_tiny/ | {
"a_id": [
"d6q3v59"
],
"score": [
43
],
"text": [
"The glass is all pointing in slightly different directions, and so the light reflected off of each little surface is coming from a different place before being reflected to your eye."
]
} | [] | [] | [
[]
] |
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