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1x9ues | why did the guitar become the go-to instrument for rock and the blues? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1x9ues/eli5_why_did_the_guitar_become_the_goto/ | {
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"I think it's because the guitar, and it's variations, are one of the few instruments you can sing with while playing. Try doing that with a saxophone or violin. Adding on to that, it's a fairly easy ins... | [] | [] | [
[],
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7ldxsa | why do lithium ion batteries degrade over time? | Why do lithium ion batteries capacity diminishes after each cycle? I'd like to know what happens chemically or structurally. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7ldxsa/eli5_why_do_lithium_ion_batteries_degrade_over/ | {
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"Entropy.\n\nYou already know that batter... | [] | [] | [
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89zyk2 | why do our fingers curl up when the hands are laid down on a horizontal surface, instead of them laying flat as well? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/89zyk2/eli5_why_do_our_fingers_curl_up_when_the_hands/ | {
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"our muscles resting position are when our fingers are curled to make our fingers straight you gotta extend them and to curl it more you gotta shorten them"... | [] | [] | [
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133pqh | why were we attacked on 9/11 | there are people who say it is because they hate our values (like how we dress and whatever) but that seems too simplistic. What were the real events that led to the attack? Did America do something specifically bad? I hope this doesn't sound insensitive to the victims of 9/11 but i just wanna know if there is another ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/133pqh/eli5_why_were_we_attacked_on_911/ | {
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"* You have to go back to the origins of the Cold War. \n* The US made allies with some not-nice dictators because the US needed allies ... | [] | [] | [
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"http://en.wikipedia.org/wiki/Operation_Ajax"
],
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3yxn94 | how did scientists think of the formulae for physics and chemistry? | Equations such as Ek=1/2mv2 and N=M/GFM.
And the strange triangles that somehow work flawlessly no matter what you need to find out. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3yxn94/eli5how_did_scientists_think_of_the_formulae_for/ | {
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"Too broad for ELI5.\n\nThere's hundreds to thousands of different formula in those two sciences, more if you include mathematics and geometry in the mix. \n\nThe way the formulas were created differs from formula to formula. Some were developed u... | [] | [] | [
[]
] | |
2q0to2 | when i get pulled over, how can i tell if the guy who pulled me over really is a cop and not someone who is impersonating one? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2q0to2/eli5_when_i_get_pulled_over_how_can_i_tell_if_the/ | {
"a_id": [
"cn1shj8"
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"score": [
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"text": [
"If you're feeling unsafe, call 911, give them the details about where you are, and ask them to verify that the car behind you is a real police car. You can also ask them to send a marked car with a uniformed officer to meet you. "
]
} | [] | [] | [
[]
] | ||
2o9owh | given that 9,223,372,036,854,775,807 is the limit for a 64-bit integer, how is it that my computer can work out 9,223,372,036,854,775,807 + 1? | I saw on /r/programming that YouTube had to start using 64-bit integers after Gangnam Style reached 2,147,483,647 (!) views, which is the limit of a 32-bit integer. If 9,223,372,036,854,775,807 is the limit of a 64-bit integer, how does my 64-bit computer work out 9,223,372,036,854,775,807 + 1 (or, indeed, any value pa... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2o9owh/eli5_given_that_9223372036854775807_is_the_limit/ | {
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"That is the highest integer that can be stored as a complete number. If anything is bigger, the computer simply performs multiple operations to split the numb... | [] | [] | [
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] | |
d3fpwn | when trying to sleep, how can one position be so comfortable when you first get into it, but then uncomfortable after 5 minutes? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d3fpwn/eli5_when_trying_to_sleep_how_can_one_position_be/ | {
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"What's nice for your muscles and what's nice for your bones and ligaments isn't always the same thing, especially if you have posture problems.\n\nYou might have a tight should... | [] | [] | [
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45mdgs | how can some sea creatures camouflage correctly without having conception of self? | Like the angler fish | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/45mdgs/eli5_how_can_some_sea_creatures_camouflage/ | {
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"text": [
"I asked a similar question on here the other day and [this](_URL_0_) was the response I got, perhaps it will be of some value to you as well.",
"Natural selection is the easiest way to explain. Over generations of specim... | [] | [] | [
[
"https://www.reddit.com/r/explainlikeimfive/comments/45i955/eli5how_did_animals_such_as_chameleons_evolve_to/czy3ca0"
],
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1f7o1p | why water makes a shock so much worse. | Why does water make a shock so much worse, how and why does it amplify the shock? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1f7o1p/eli5_why_water_makes_a_shock_so_much_worse/ | {
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"Don't be misled by common knowledge, water itself doesn't conduct much electricity. The thing is: water we use everyday to wash stuff, drink and other purposes has charged substances mixed in it, and they act like a bridge to the eletrons (electr... | [] | [] | [
[]
] | |
41rk1e | are energy harvesting roads a real thing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41rk1e/eli5_are_energy_harvesting_roads_a_real_thing/ | {
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"text": [
"So since you seem to be talking about a piezoelectric method instead of the solar roadway thing that was popular a few months back (which in theory *could* work even though it isn't really wise) this one is in fact taking energy from the cars. Th... | [] | [] | [
[]
] | ||
3wayxx | how can countries like north korea test their alleged hydrogen/nuclear weapons without others finding out? | I heard once they may test underground. If they test underground wouldn't that decimate the underground cavern or whatever they dug up? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3wayxx/eli5_how_can_countries_like_north_korea_test/ | {
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"text": [
"They can't. Testing underground causes unique seismic reactions which are picked up and identified by equipment used to report/study earthquakes. When somebody tests a nuclear weapon, it's known.\n",
"There's no reason ... | [] | [] | [
[],
[]
] | |
euwedn | if we humans are hunter/gatherers, why is it risky to eat exotic/wild animals? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/euwedn/eli5_if_we_humans_are_huntergatherers_why_is_it/ | {
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"text": [
"We haven’t been true hunter/gatherers for a very long time. Who’s his why we are so susceptible to food borne illnesses. We now have to cook the germs out of everything when it wouldn’t have been as necessary thousands of ye... | [] | [] | [
[],
[]
] | ||
6co10i | why do we sometimes think a word is misspelled when we are certain it isnt? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6co10i/eli5_why_do_we_sometimes_think_a_word_is/ | {
"a_id": [
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"text": [
"I have no accreditation to back this up and made this up just now thinking about it. But I will share it since no one has commented. I would guess it has to do with how our brains recognize words as a whole and not a series... | [] | [] | [
[],
[]
] | ||
damymp | how does the body " decides " when the growth is finished ? | What is the biological mechanism responsible for the change from " actually growing " to maintaining your size and silhouette ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/damymp/eli5_how_does_the_body_decides_when_the_growth_is/ | {
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"text": [
"So, its pretty complicated. Growth isn't determined by one singular thing. Your genetics affect your potential growth, but external things, like nutrition or illness during your growing years, can play more of a role than your genetics. In other ... | [] | [] | [
[]
] | |
1ah8mi | why 120hz tvs are so easy to find but 120hz computer monitors are not? | This bugs the hell out of me. High refresh rate TVs have been available for some time and it comes standard on most TVs. But the technology is very much absent on computer monitors where it would be of great use to gamers who have to deal with screen tearing or enable Vsync. The process for creating TVs and Monitors is... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ah8mi/eli5_why_120hz_tvs_are_so_easy_to_find_but_120hz/ | {
"a_id": [
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"text": [
"Monitors, as they are designed to be seen from close up, have different specification. Due to different types of panels being used (no, one LED panel is not the name as another), you get some pretty significant differences. Pixel density is one, ... | [] | [] | [
[]
] | |
7330pg | [sports] how do newspapers know the actual numbers of transfer fees, when those numbers are listed as "undisclosed to the public"? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7330pg/eli5_sports_how_do_newspapers_know_the_actual/ | {
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"text": [
"I am a sports journalist myself.\n\nWe usually keep a very close distance to management/coaches/staff of the clubs we report about. They will oftentimes not give you an exact number but when confronted with some, they'll tell if you're close or w... | [] | [] | [
[]
] | |
1wajye | why do conventional schools continue to teach language in the seemingly most ineffective way possible, when there are existing methods that allow you to be at least conversational within a few months? | Most people I know claim to have taken x amount of years of a language in high school or college, but have no clue how to get by with said language despite having done well in their respective course.
Why do some schools continue to teach language using the old textbook method when it provides little practical use to ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1wajye/eli5_why_do_conventional_schools_continue_to/ | {
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"it's an area resistant to change, largely because one of the main things with language learning is personal input. if you dont put ef... | [] | [] | [
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ax1lqp | why are lobsters commony sold live, while shrimp are commonly sold dead? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ax1lqp/eli5why_are_lobsters_commony_sold_live_while/ | {
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"Lobsters are sold and boiled alive because Vibrio bacteria. They are a certain kind of bacteria that take only hours to appear after a lobster dies. It became popular in 1880 when American chefs discovered it reduced the ri... | [] | [] | [
[],
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] | ||
epjfbc | radiocarbon dating is based on the half-life of c14 but how are scientists so sure that the half life of any particular radio isotope doesn't change over long periods of time (hundreds of thousands to millions of years)? | Is it possible that there is some threshold where you would only be able to say "it's older than X"?
OK, this may be more of an explain like I'm 15. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/epjfbc/eli5_radiocarbon_dating_is_based_on_the_halflife/ | {
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4inohm | what it means when x approaches either negative infinite, zero or positive infinite in the subject of calculus. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4inohm/eli5_what_it_means_when_x_approaches_either/ | {
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"It means exactly what it sounds like.\n\nLet's consider the function f(x)= e^x\n\nNegative infinity: as x gets more and more negative, getting closer to an infinitely large negative number, what happens to the value of f(x)? If you look at the gr... | [] | [] | [
[]
] | ||
29arlq | why do the homeless tend to stay out of affluent areas, even when they are nearby? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/29arlq/eli5_why_do_the_homeless_tend_to_stay_out_of/ | {
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"text": [
"Probably because they just aren't welcome there.\n\nJust because the people have more money, doesn't mean they will give up more, or give it up more often. Most people who pay a lot of money to live in a nice neighborhood do... | [] | [] | [
[],
[]
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2zkm3s | what is an equinox? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zkm3s/eli5_what_is_an_equinox/ | {
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"text": [
"As the tilt of the Earth changes, the lengths of day and night change in the different parts of the world. Day gets longer in some areas, shorter in others.\n\nThe equinox for a part of the world is the two times of year when the day is as long a... | [] | [] | [
[]
] | ||
1zzt5a | do tranquilizer darts really take instant effect? how is that possible? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zzt5a/eli5_do_tranquilizer_darts_really_take_instant/ | {
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"text": [
"No, they aren't instant, they are fast, but not instant.\n\nGenerally when you see an animal (or person) get hit by one, immediately they go a little loopy, then as the drugs work their way to the heart and brain they get mo... | [] | [] | [
[],
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dwja28 | round-robin tournaments | I just don’t understand how it works. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dwja28/eli5_roundrobin_tournaments/ | {
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"text": [
"Every team plays every other team, the winner is the team that wins the most matches.\n\nThe pros are that it seems \"fair\", it doesn't matter that some other team got \"an easier schedule\" because everybody plays everybody. Also, there is a c... | [] | [] | [
[]
] | |
8tcqkx | why can’t our devices simultaneously connect to 2 wifi networks to provide an even faster internet connection? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8tcqkx/eli5_why_cant_our_devices_simultaneously_connect/ | {
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"text": [
"Fundamentally there is only the hardware available to talk on one frequency at a time. It can be adjusted to hop between channels but a... | [] | [] | [
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1omdqa | how can encryption be cracked? | I don't understand how encryption can ever be cracked, as long as it's random. I was thinking if you had a message, let's just say "Hello" and you added random encryption, how could it ever be deciphered **without** actually stealing the encryption method?
For example, "Hello" is my message, so that's 8 5 12 12 15. No... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1omdqa/eli5_how_can_encryption_be_cracked/ | {
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"text": [
"The example encryption scheme you outline is essentially a one-time pad. To use it, duplicate set of pads are made up and distributed so that each pair of correspondents has a set. However, distributing... | [] | [] | [
[],
[],
[]
] | |
7g0p8e | why are we still capable of “active” listening while asleep? do we actually retain knowledge of things we listen to or hear in our sleep? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7g0p8e/eli5_why_are_we_still_capable_of_active_listening/ | {
"a_id": [
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"text": [
"You are not actively listening while you sleep. You are unlikely to retain any influencing spoken when you are unconscious. Any suggestion otherwise is a myth."
]
} | [] | [] | [
[]
] | ||
d3szm6 | if the moon's gravity affects the tide then does it also affect the orbit of man made satellites? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d3szm6/eli5_if_the_moons_gravity_affects_the_tide_then/ | {
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"text": [
"Yes, but the effect is very small, and satellites have to use thrust periodically to adjust/maintain their orbits anyway."
]
} | [] | [] | [
[]
] | ||
1o1t5c | what is digg and its relation to reddit? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1o1t5c/eli5_what_is_digg_and_its_relation_to_reddit/ | {
"a_id": [
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"text": [
"Digg used to be a website very similar to Reddit. People would post links & vote on them to figure out what was popular & they'd talk about it. A bunch of bad things happened to make people unhappy with the site (like people cheating to get... | [] | [] | [
[]
] | ||
8ttyqy | - why cant appliances work on both ac power or dc power? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8ttyqy/eli5_why_cant_appliances_work_on_both_ac_power_or/ | {
"a_id": [
"e1aa1oh"
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"score": [
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"text": [
"It's all about cost, except for motors. AC and DC motors have completely different designs. Most things are AC because we have AC outlets in our homes & offices. There aresometimes DC versions made, for mobile homes for example."
]
} | [] | [] | [
[]
] | ||
17rqrr | how does the skin-crawling optical illusion work? | _URL_0_
stare at the centre of the first image for 30 seconds, then look away. Whatever you look at will appear to rotate, similar to the gif
Why? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/17rqrr/eli5_how_does_the_skincrawling_optical_illusion/ | {
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"Yours eyes try to compensate for all sorts of images, including how light or dark the image is, what colors your brain is expecting in the image, and motion. The spiral creates the illusion of motion and your eyes compensate... | [] | [
"http://imgur.com/a/VIeMk"
] | [
[],
[]
] | |
27jggc | why do some people work better with background noise that they tune out? | Some people (myself included) will turn on music or the TV as "background noise" and ignore it while we do something else. Why? What is it about having something in the background to tune out that helps some people work better? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/27jggc/eli5_why_do_some_people_work_better_with/ | {
"a_id": [
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"text": [
"I think its because then, if a random sound enters the fray, it will automatically be ignored because you are already ignoring the rest of the background noise. \n\nIf it were silent, then any stray noise would disrupt your work."
]
} | [] | [] | [
[]
] | |
91lmga | why are wetsuits dark instead of brightly colored for high visibility? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/91lmga/eli5_why_are_wetsuits_dark_instead_of_brightly/ | {
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"text": [
"Actually I don't know. After certain depth colors are not visible. They get filtered out. Blue wavelengths remain mostly. So your yellow wetsuit would look gr... | [] | [] | [
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"https://i.ytimg.com/vi/RkcpeNkCaAU/hqdefault.jpg",
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]
] | ||
w93ir | maglevs and high speed rail? | Why aren't maglevs more popular? Wouldn't it make sense to build maglevs more since they use less energy and are faster? They would pay off wouldn't they? ELI5 please.
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/w93ir/eli5_maglevs_and_high_speed_rail/ | {
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"text": [
"As of now, they are much more expensive to build. Considering energy must be constantly expended to levitate them, they are also relative energy hogs. \n\nSo no, they really wouldn't pay off. In fact, most infrastructure never pays off its buildi... | [] | [] | [
[]
] | |
71qztl | how are kids in their 20s better with computers than parents in their 40s and 50s? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/71qztl/eli5_how_are_kids_in_their_20s_better_with/ | {
"a_id": [
"dncqmty"
],
"score": [
6
],
"text": [
"We grew up with computers, while they didn't get them until they were well into their 20's. You learn a lot more a lot faster when you're young. "
]
} | [] | [] | [
[]
] | ||
2qmsbr | what was so awesome about 1969 that there are so many songs that mention that year? | So I've been listening to some amazing songs recently, and a lot of them have references to the year 1969, like "Summer of '69" and "Hotel California". As a new millennial kid, I'm kinda oblivious to what happened in 1969 and what made it so special. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qmsbr/eli5_what_was_so_awesome_about_1969_that_there/ | {
"a_id": [
"cn7iizc",
"cn7imv1"
],
"score": [
4,
3
],
"text": [
"Woodstock, moon landing, all sorts of cool stuff.\n\n_URL_0_",
"I can think of two major things off the top of my head:\n\n1. The first human walked on the moon (In the summer of '69, to be specific!)\n\n2. The US starte... | [] | [] | [
[
"http://en.m.wikipedia.org/wiki/1969"
],
[]
] | |
9156ru | if i was 66 million light years away from earth and had a telescope strong enough would i be able to see the dinosaurs if i faced it towards earth? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9156ru/eli5_if_i_was_66_million_light_years_away_from/ | {
"a_id": [
"e2viby8",
"e2vim6f",
"e2vint2",
"e2vipq0",
"e2vl5fu",
"e2vlj9f",
"e2vlruc",
"e2vmmzm",
"e2vn59v",
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"e2vnq2v",
"e2vnv44",
"e2vog70",
"e2voi7h",
"e2vol1s",
"e2vos2y",
"e2vp58w",
"e2vpprg",
"e2vq2ls",
"e2vqzms",
"e... | [] | [] | [
[],
[],
[],
[],
[],
[
"https://youtu.be/HcsOngKjtKI"
],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://youtu.be/ciECLSCgTKY"
],
[],
[],
[
"https://youtu.be/SbXNmVsp_t8"
],
[],
[],
[],
[],
[],
[]
] | ||
42hn11 | do people actually smoke in movies, or is it some kind of trick? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/42hn11/eli5_do_people_actually_smoke_in_movies_or_is_it/ | {
"a_id": [
"czad2tb",
"czadxfu",
"czag74e",
"czagks1",
"czagpbh",
"czaialw",
"czao60c",
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"czapup4",
"czareci",
"czarzwq",
"czat96e",
"czathzt",
"czau20r",
"czaubjd",
"czavvzw",
"czawkb0",
"czaxx22",
"czay1ty",
"czb3w8y",
"c... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[
"http://www.sagaftra.org/background-extra-performers"
],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://en.wikipedia.org/wiki/The_Smoking_Man#Development"
],
[]
] | ||
6hkcx3 | how does the nose spray prevent my nose from running? | When I get a flu, my nose runs endlessly and I have to blow it every ten minutes. My snot is very watery and transparent and only one brand of nose spray is able to stop it (Otrivin Comp if you are familiar with it). What does it do that's different from other sprays? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6hkcx3/eli5_how_does_the_nose_spray_prevent_my_nose_from/ | {
"a_id": [
"diz13qh"
],
"score": [
2
],
"text": [
"The active ingredients in that product are xylomethaline and ipratropium.\n\nThe xylomethaline is a decongestant that constricts/tightens the blood vessels and prevents more blood from getting to the area. This makes your nose feel less stuffy be... | [] | [] | [
[]
] | |
e0i3zl | what’s datamining in the context of leaking content from new video games? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e0i3zl/eli5_whats_datamining_in_the_context_of_leaking/ | {
"a_id": [
"f8e4wjd",
"f8eartj"
],
"score": [
2,
3
],
"text": [
"Let’s use fortnite as an example as most people know what it is. So new pickaxes, skins, Emotes and other such items are added into the game by the developers before they are released to the public.\nSo a new skin that’s goi... | [] | [] | [
[],
[]
] | ||
4shoiy | i'm trying to overcome my fear of cliff jumping, so how deep would i go into water if i jump from 16 feet? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4shoiy/eli5_im_trying_to_overcome_my_fear_of_cliff/ | {
"a_id": [
"d59ghev"
],
"score": [
4
],
"text": [
"You will most likely not go more than 4m deep into the water, and certainly no deeper than 5m. [Here's an AMA](_URL_2_) from a professional high diver stating that professional diving pools are 5m deep, and that the closest he's ever come to hit... | [] | [] | [
[
"http://physics.stackexchange.com/questions/146010/platform-diving-how-deep-does-one-go-into-the-water",
"https://en.wikipedia.org/wiki/Drag_equation",
"https://www.reddit.com/r/IAmA/comments/1fbz00/i_am_gary_hunt_3_times_world_champion_cliff_diver/"
]
] | ||
1k5eml | how did evolution through small mutations cause the creation of the eye or other complex organs that serve no beneficial purpose until completion? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1k5eml/eli5_how_did_evolution_through_small_mutations/ | {
"a_id": [
"cbljith",
"cbljj23",
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"cblliid",
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"cbln2ny",
"cblo56a",
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"cbltuwm",
"cbluerp",
"cbm2imu"
],
"score": [
194,
187,
10,
57,
11,
4,
... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Evolution_of_the_eye",
"http://en.wikipedia.org/wiki/Irreducible_complexity"
],
[
"http://en.wikipedia.org/wiki/Evolution_of_the_eye"
],
[],
[],
[],
[
"http://www.youtube.com/watch?v=HTg3TrDyZ20"
],
[],
[],
[
"https://www.youtube.com/watch?v=... | ||
2n7c1c | how would a financial crisis in europe or asia affect the us economy? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2n7c1c/eli5_how_would_a_financial_crisis_in_europe_or/ | {
"a_id": [
"cmb2kug"
],
"score": [
4
],
"text": [
"A financial crisis in those areas would affect US exports to those areas. Depending on the severity it can result in a temporary drop in sales or up to another recession in the US."
]
} | [] | [] | [
[]
] | ||
aru4ak | what is post-colonial literary theory and why is it important? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aru4ak/eli5_what_is_postcolonial_literary_theory_and_why/ | {
"a_id": [
"egpy36s"
],
"score": [
2
],
"text": [
"This is a massively complicated question to answer fully, so I will keep this as ELI5 as I can.\n\nPost-colonial literary theory is essentially the study of literary texts which deal with some form of event(s) or issue(s) stemming from after a gr... | [] | [] | [
[]
] | ||
2u5upj | so why am i as a (american) "victim" still paying 9-11 security fee every time i book a flight, and how long will they keep charging me for it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2u5upj/eli5so_why_am_i_as_a_american_victim_still_paying/ | {
"a_id": [
"co5e9tw",
"co5g3su",
"co5hq04"
],
"score": [
2,
2,
4
],
"text": [
"Security was expanded at airports following 9/11. This isn't free. The people who use the service are charged in order to pay for it.\n\nThere's no sign that the TSA will go away anytime soon.",
"... | [] | [] | [
[],
[],
[]
] | ||
2t4326 | how does isil post videos anonymously at this age? | How is it that they can upload videos and we cannot track them down? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2t4326/eli5_how_does_isil_post_videos_anonymously_at/ | {
"a_id": [
"cnvigoh",
"cnvj5au"
],
"score": [
3,
2
],
"text": [
"Internet cafe, public wifi, making a hard copy of a video and delivering it to the media. Using Tor. Really, if you get caught doing anything on the internet, it's because you're not trying very hard to be secret. ",
"Me... | [] | [] | [
[],
[]
] | |
3n69nj | explain the syria situation as if i was a russian. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3n69nj/eli5_explain_the_syria_situation_as_if_i_was_a/ | {
"a_id": [
"cvl7h6v"
],
"score": [
3
],
"text": [
"My country backs the FSA, free syrian army, your country backs the current regime, Assad's regime.\n\nThe US thinks Assad is bad for the area and replacing him would let the US have a stronger control over the area and probably get something we w... | [] | [] | [
[]
] | ||
3kmsaq | federal law supersedes state law. | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3kmsaq/eli5_federal_law_supersedes_state_law/ | {
"a_id": [
"cuyqasj",
"cuyqfm2",
"cuytos9"
],
"score": [
3,
12,
2
],
"text": [
" > But then federal law says they don't car if you can put up a 10 commandments statue but a state can go beyond that. \n\num. what? basically, anything that federal law doesn't specifically cover, t... | [] | [] | [
[],
[],
[]
] | |
3xgw9z | what drives people to post movie spoilers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xgw9z/eli5_what_drives_people_to_post_movie_spoilers/ | {
"a_id": [
"cy4i2fr",
"cy4i8a7"
],
"score": [
2,
13
],
"text": [
"the same thing that drives people to key nice cars, or vandalize someone else's property: not enough hugs from mommy as a child. I got at least 2 messages sent to me yesterday containing a big star wars spoiler. ",
"So ... | [] | [] | [
[],
[]
] | ||
8k4bob | why do tinted windows almost look like a grid when you wear sunglasses? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8k4bob/eli5_why_do_tinted_windows_almost_look_like_a/ | {
"a_id": [
"dz4ofxr",
"dz50bl3",
"dz51msp",
"dz5ulkj",
"dz60a1w"
],
"score": [
96,
5,
2,
3,
3
],
"text": [
"Polarization. Simply put: Sunglasses with polarized lenses align the light in one direction. The tint is an imperfect film that has certain polarizing effect... | [] | [] | [
[],
[],
[],
[],
[
"https://physics.stackexchange.com/questions/273439/grid-pattern-on-a-car-window-when-viewed-through-polarized-sunglasses"
]
] | ||
3thqar | how is scientific research actually conducted? who pays for the majority of scientific research? | For example, does the government research or fund cures/treatments for diseases such as cancer? Where is this research done? Or is it mostly done via private companies? Who does the most research between private companies/organisations and the government?
Any sources you could provide would also be a great help. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3thqar/eli5_how_is_scientific_research_actually/ | {
"a_id": [
"cx68wzj",
"cx69cvh",
"cx6b5jz"
],
"score": [
2,
3,
3
],
"text": [
"The National Science Foundation, the Department of Energy, the National Institute of Health, the Department of Defense, and NASA are the larger federal government organizations that support scientific r... | [] | [] | [
[],
[],
[]
] | |
4016gw | when mouthwash says 'kills germ for 12 hours' | That just means in a lab setting this liquid fending off any bacterial growth right? It really means nothing in relation to being used in your mouth, right? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4016gw/eli5when_mouthwash_says_kills_germ_for_12_hours/ | {
"a_id": [
"cyqmgve"
],
"score": [
2
],
"text": [
"It is just an approximate of the tests done in the lab. It doesnt mean your mouth will be free of bacteria for 12 hours. The cleansing power decreases with time and rarely lasts for 12 hours. Usually after a meal the effectiveness is reduced cons... | [] | [] | [
[]
] | |
ab9a6n | how much of an effect do daily vitamins have on someone? is it ever noticeable? | I take one of those daily vitamin/calcium tablets every day cuz I'm sort of a picky eater and I just keep wondering to myself how much they really even do cuz it kinda seems like they don't do anything. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ab9a6n/eli5_how_much_of_an_effect_do_daily_vitamins_have/ | {
"a_id": [
"ecygni1",
"ecyl8xp",
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"ecz4x2z",
"ecz6pyi"
],
"score": [
73,
4,
11,
8,
7,
2,
5
],
"text": [
"Assuming you're eating a reasonably decent variety and quantity of food, and have no other outstanding medical i... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | |
b8h5fh | what is r/place, why did it stop and what is that pixel gif thing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b8h5fh/eli5_what_is_rplace_why_did_it_stop_and_what_is/ | {
"a_id": [
"ejxr1kr"
],
"score": [
4
],
"text": [
"Place was an April fools reddit made two years ago. Place was essentially a canvas consisting of 1 million pixels (1000x1000). Users could change one pixels colour every 5 minutes or so (the delay between placements changed). As it progressed ove... | [] | [] | [
[]
] | ||
mpgjo | why do my knees hurt after long plane flights | Just took a trip across the Atlantic and for the first couple days back in the US, my knees are killing. Was wondering why this is: circulatory changes from siting, altitude issues...etc? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mpgjo/eli5_why_do_my_knees_hurt_after_long_plane_flights/ | {
"a_id": [
"c32syfj",
"c32syfj"
],
"score": [
3,
3
],
"text": [
"It could be from sitting for a long time, but there is a medical condition called decompression sickness or \"the bends\", which specifically results from changes in pressure on your body (most often due to altitude changes)... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Decompression_sickness"
],
[
"http://en.wikipedia.org/wiki/Decompression_sickness"
]
] | |
d55bar | what is the difference between sustainable and renewable energy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d55bar/eli5_what_is_the_difference_between_sustainable/ | {
"a_id": [
"f0jtfxc",
"f0jtqsd"
],
"score": [
8,
3
],
"text": [
"They often mean the same thing, but 'sustainable' energy has an extra caveat that your usage doesn't cause a problem in the future. As an example, burning logs in a furnace uses a renewable energy source (trees) but clear cu... | [] | [] | [
[],
[]
] | ||
d3zqnc | why is it when you are stopped in a car and the radio is completely static, you can then move the car a foot forward and it comes in clearly? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d3zqnc/eli5_why_is_it_when_you_are_stopped_in_a_car_and/ | {
"a_id": [
"f068tfm"
],
"score": [
3
],
"text": [
"Radio signals don’t necessarily require line of sight to work. But if you’re far enough out of range then minor obstructions will present a problem. \n\nThink of it sort of like a light beam but everything is a mirror. At close range, the beam of... | [] | [] | [
[]
] | ||
5rf38o | -why to grocery stores have refrigerated aisles of food without enclosures? wouldn't it be more economic to retain the cool air and save money? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rf38o/eli5why_to_grocery_stores_have_refrigerated/ | {
"a_id": [
"dd6pmbt",
"dd6pupo",
"dd6pxhv",
"dd6qxov",
"dd6w2dj",
"dd74898",
"dd756lb",
"dd7crp0",
"dd7ei7c"
],
"score": [
260,
4,
45,
19,
65,
4,
2,
4,
3
],
"text": [
"The fridges use a set of nozzles to create laminar flows of cold ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[
"http://www.levensmiddelenkrant.nl/sites/default/files/styles/w620_h366/public/nieuws/koelingen_die_falen.jpg?itok=J22fazi0"
]
] | ||
86kmry | what is new materialism? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/86kmry/eli5_what_is_new_materialism/ | {
"a_id": [
"dw6cp6u",
"dw6dwhh"
],
"score": [
18,
42
],
"text": [
"Isn’t it weird that we were scared of the Jurassic Park dinosaurs? Like, they were just dead animals in the ground and with our huge scientific abilities we were able to create these living beasts once again, who immediate... | [] | [] | [
[],
[
"http://bogost.com/writing/blog/what_is_objectoriented_ontolog/"
]
] | ||
87fawn | sudan the northern white rhino breeding | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/87fawn/eli5_sudan_the_northern_white_rhino_breeding/ | {
"a_id": [
"dwchl6l"
],
"score": [
2
],
"text": [
"Most likely yes, it would be considered inbreeding. I learned this in freshman year so this info might be outdated but basically, they take genetic material from Sudan. Then they take on of the female’s genetic material. Then, the nucleus of Suda... | [] | [] | [
[]
] | ||
biholf | what's the difference between extra moisturizing lotion and regular lotion and why not just buy the one with the most strength? | Assuming they are both the same brand and same price. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/biholf/eli5_whats_the_difference_between_extra/ | {
"a_id": [
"em0u4iy"
],
"score": [
2
],
"text": [
"There's almost no difference. Its marketing. They give each bottle a slightly different description or sub name depending on slight differences in ingredients. In most cases if you compare the ingredients they are identical. Companies do this all... | [] | [] | [
[]
] | |
2izgpt | why aren't soldiers sucked out of air planes when the door opens to skydive? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2izgpt/eli5_why_arent_soldiers_sucked_out_of_air_planes/ | {
"a_id": [
"cl6wc7t",
"cl6wdq8",
"cl6wjqe"
],
"score": [
9,
2,
3
],
"text": [
"the decompression you see in movies is mostly an exageration, and at the altitude of most parachute jumps it doesn't really happen at all",
"Equalized pressure between the interior and exterior of t... | [] | [] | [
[],
[],
[]
] | ||
83oep6 | why are roads in snowy/icy areas still made with asphalt? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/83oep6/eli5_why_are_roads_in_snowyicy_areas_still_made/ | {
"a_id": [
"dvjbpya",
"dvjc1hj"
],
"score": [
2,
2
],
"text": [
"The only thing I can think of is overall cost. I’m interested to see what someone more experienced in the area will say. ",
"The reason potholes are so common in the north is due to a little thing called winter. As it ge... | [] | [] | [
[],
[]
] | ||
3tqxrw | what will the world do once bacteria become resistant to all currently available antibiotics? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3tqxrw/eli5what_will_the_world_do_once_bacteria_become/ | {
"a_id": [
"cx8huza",
"cx8j0yg"
],
"score": [
2,
2
],
"text": [
"It's a circular race between technology and bacteria. We are constantly developing new ways to target bacteria, and the bacteria are constantly evolving. The worry is that our ability to develop new technologies will be slow... | [] | [] | [
[],
[]
] | ||
2vxw40 | why can't you set cruise control below 25 mph? | In every car I've ever driven it wont let you turn on cruise control without meeting a 25MPH threshold.
Is this a safety thing? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2vxw40/eli5_why_cant_you_set_cruise_control_below_25_mph/ | {
"a_id": [
"colufsa",
"colvi11"
],
"score": [
2,
2
],
"text": [
"What possible use could there be for cruise control at school zone speeds?\n\nYou should be more attentive on surface streets where pedestrians are present.",
"Whoever commented on this second is shadowbanned."
]
} | [] | [] | [
[],
[]
] | |
1w21w2 | how exactly do box tops help schools? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1w21w2/eli5how_exactly_do_box_tops_help_schools/ | {
"a_id": [
"cexye8v"
],
"score": [
3
],
"text": [
"Inherently, they don't. But companies who produce the product agree to pay a school $.10 for every box top the school sends them as a community relations builder with the company. The company can also use it as an advertising point along the line... | [] | [] | [
[]
] | ||
3hssgh | i eat fast food/unhealthy foods daily and yet i gain little to no weight. why is this? | I'm 19, 6'1, and 155lbs. I eat have eaten unhealthy foods my entire life but have never gained much weight. I'm not trying to gain weight or anything. I'm just a little confused. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3hssgh/eli5_i_eat_fast_foodunhealthy_foods_daily_and_yet/ | {
"a_id": [
"cua8m5z",
"cua8mzr"
],
"score": [
3,
3
],
"text": [
"Just so long as you burn more calories than you take in, you will lose weight. If you managed to eat about 10,000 calories a day, but were active enough to burn 11,000 you would wither away in no thyme.\n\n\nFor instance, wh... | [] | [] | [
[
"http://healthland.time.com/2012/12/12/the-most-popular-diets-of-2012-according-to-google/slide/michael-phelps-diet/"
],
[]
] | |
2pl8ly | if i randomly find a suitcase full of money, can i legally keep it? | If I randomly find a suitcase or bag full of $100,000 cash, on the side of the road for example, would I legally be allowed to keep it? I'm speaking strictly from a legal standpoint, completely take morals out of the equation. It's most likely drug money, so I feel like that would factor into the equation at some point... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2pl8ly/eli5_if_i_randomly_find_a_suitcase_full_of_money/ | {
"a_id": [
"cmxoliy",
"cmxp8mv"
],
"score": [
2,
4
],
"text": [
"I suppose it depends on if you decide to tell anyone. If not, 100% you get to keep it. If you do, you're an idiot. ",
"It depends on where you live. In many states/cities in the US there is an obligation to turn money in... | [] | [] | [
[],
[]
] | |
59g4rt | i have in the past couple years discovered that if i think about a certain time i want to wake up by the next day, i will wake up pretty much at that approximate time with no alarm, or clock. how exactly does this work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/59g4rt/eli5_i_have_in_the_past_couple_years_discovered/ | {
"a_id": [
"d98a2pi",
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"d98bsge",
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"d98c4oq",
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],
"score": [
18,
883,
68,
34,
3,
8,
3,
3,
2,
6,
7,
5,
2... | [] | [] | [
[],
[
"http://m.mentalfloss.com/article.php?id=53710"
],
[],
[],
[],
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Circadian_rhythm"
],
[],
[],
[],
[]
] | ||
3716e0 | whats going on in my brain when i suddenly perceive mundane things i'd never noticed in a different way? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3716e0/eli5_whats_going_on_in_my_brain_when_i_suddenly/ | {
"a_id": [
"criuprg"
],
"score": [
4
],
"text": [
"Nobody can give you an answer to this because frankly we just don't know how our brain works. We think we have an idea, for example, which part of our brains control certain functions etc, and then a case like [this](_URL_0_) comes along and blow... | [] | [] | [
[
"http://www.newscientist.com/article/mg22329861.900-woman-of-24-found-to-have-no-cerebellum-in-her-brain.html#.VWEPBNrBzGc"
]
] | ||
9fp4tm | what is prograde and retrograde motion? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9fp4tm/eli5_what_is_prograde_and_retrograde_motion/ | {
"a_id": [
"e5y72am",
"e5zw8zf",
"e64qb41"
],
"score": [
8,
2,
2
],
"text": [
"Prograde = moving more in direction of travel\n\nRetrograde = moving against the direction of travel \n\nMost commonly use is space things and orbital mechanics.",
"Another way of putting it is prog... | [] | [] | [
[],
[],
[]
] | ||
4fx1fk | why do we like to scare people, and in particular, why do we most like to scare the people we are in the closest relationships with? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fx1fk/eli5_why_do_we_like_to_scare_people_and_in/ | {
"a_id": [
"d2cr3kf",
"d2crchv"
],
"score": [
9,
23
],
"text": [
"I don't think that this is something that applies to everyone - at least not me? I don't get why people like scaring anyone and I can't remember the last time someone tried to scare me",
"Physically, our body responds t... | [] | [] | [
[],
[
"http://www.spring.org.uk/2012/04/what-the-love-bridge-tells-us-about-how-thoughts-and-emotions-interact.php"
]
] | ||
2591mj | what's the deal with nutmeg? | If it can be used as a hallucinogenic drug, then why is it commonly used as a spice? Why is nutmeg legal as opposed to other hallucinogenic substances? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2591mj/eli5_whats_the_deal_with_nutmeg/ | {
"a_id": [
"chevjws",
"chf08oh"
],
"score": [
2,
3
],
"text": [
"Its just the way people abuse it. If you think about it cough syrup is legal and people abuse that too. Just to get high man ;) ",
"When you use nutmeg as a spice, you only use a few sprinkle of it.\n\nWhen you get high,... | [] | [] | [
[],
[]
] | |
bzcpg9 | how does a genetic mutation reach critical mass to become a new species? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bzcpg9/eli5_how_does_a_genetic_mutation_reach_critical/ | {
"a_id": [
"eqrhx4i",
"eqs6vvf"
],
"score": [
8,
2
],
"text": [
"\"Species\" is a nebulous term. Scientists usually define it as the point when two populations of animals can no longer breed with each other, but there are other definitions. \n\nFurther more, there's no \"critical mass\" o... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Hardy%E2%80%93Weinberg_principle?wprov=sfti1"
]
] | ||
2m6151 | how does someone stay in government despite being blatantly corrupt? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2m6151/eli5_how_does_someone_stay_in_government_despite/ | {
"a_id": [
"cm18pke"
],
"score": [
3
],
"text": [
"Simply? Time tested facts?\nAll politicians are friends with all other politicians.\nThe \"arguments\" and 'sides' you're able to choose? Are bogus. \n\nThe politically powerful are also in cahoots with powerful people, the ones who paid their wa... | [] | [] | [
[]
] | ||
4eiota | why does volume on things seem to go from 0-100 in a small portion of the bar, leaving the majority of the scale at max volume? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4eiota/eli5_why_does_volume_on_things_seem_to_go_from/ | {
"a_id": [
"d20ge7t"
],
"score": [
2
],
"text": [
"Humans interpret many of their senses, including sound, logarithmically; changes between small values are more noticeable than the same amount of change between large values. Unfortunately, the software developers often gloss over this and just m... | [] | [] | [
[]
] | |
a9twxy | where can't you get cancer? | You hear about all types of cancer, from bone to eye cancer, but I was wondering if there is anywhere that you cannot get cancer? For example I have never heard of heart cancer, I don't know if that's a thing... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a9twxy/eli5_where_cant_you_get_cancer/ | {
"a_id": [
"ecmf1e8",
"ecnzlck"
],
"score": [
8,
3
],
"text": [
"You can get cancer anywhere you have living, replicating cells because cancer is, broadly speaking, just cells growing out of control.\n\nSo you can't get finger/toe-nail or hair cancer because that material is already dead.... | [] | [] | [
[],
[]
] | |
kso2r | what is an ulcer? | What is an ulcer? How are they formed/obtained?
I don't really know much about them, thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/kso2r/eli5_what_is_an_ulcer/ | {
"a_id": [
"c2mxwih",
"c2mxwih"
],
"score": [
2,
2
],
"text": [
"I'm guessing you're specifically thinking of Stomach Ulcers, but lets talk about some other ulcers too!\n\nThe stomach ulcer is one of our oldest, most bemoaned friends. You get this, according to everyone, from everything. ... | [] | [] | [
[],
[]
] | |
kbrm7 | - heuristics (comp sci or other) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/kbrm7/eli5_heuristics_comp_sci_or_other/ | {
"a_id": [
"c2j0kkp",
"c2j121f",
"c2j0kkp",
"c2j121f"
],
"score": [
8,
2,
8,
2
],
"text": [
"Let's say you're walking home from school and it's about a 20 minute walk. Now, there are probably lots of different ways you can go. You could go through the park where it takes a... | [] | [] | [
[],
[],
[],
[]
] | ||
1zvw81 | how does a laser speed gun work to measure a car's speed? | I Googled; I didn't understand, I came here. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zvw81/eli5_how_does_a_laser_speed_gun_work_to_measure_a/ | {
"a_id": [
"cfxg02b"
],
"score": [
3
],
"text": [
"Light moves fast. Really, really, fast. But it still has a measurable speed, so as long as your timer is quick enough all you need to do is fire a laser at something and start counting until the moment the reflected laser light comes back.\n\nBec... | [] | [] | [
[]
] | |
7gav2e | why do babies need to be burped but adults don't? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7gav2e/eli5_why_do_babies_need_to_be_burped_but_adults/ | {
"a_id": [
"dqhsipf",
"dqhskux"
],
"score": [
2,
2
],
"text": [
"Burping is basically a learned behavior, meaning we develop the ability over time through practice or watching others do it; hence adults knowing how and babies not. It's not a killer if you don't burp a baby but they'll get... | [] | [] | [
[],
[]
] | ||
1jyhzi | double clutch gearbox | I hear Jeremy Clarkson talk about them in nearly every episode of Top Gear. What are they and how are they different from a normal clutch in a regular car. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jyhzi/eli5_double_clutch_gearbox/ | {
"a_id": [
"cbjj7nd",
"cbjvaat"
],
"score": [
3,
2
],
"text": [
"It's pretty much like having two transmissions in one. It has (as you would probably assume) two clutches that are both connected to a different shaft. One clutch connects to the odd numbered gears and one connects to the ev... | [] | [] | [
[
"http://www.youtube.com/watch?v=oOciX6kdexE&list=TLd9V9bcBnbYg",
"http://www.howstuffworks.com/dual-clutch-transmission.htm"
],
[]
] | |
3zg397 | how does the verdict of the supreme court's ruling on affirmative action (fisher v. university of texas) apply to the rest of the nation? | 1. Since Fisher is only suing University of Texas, does that mean if Fisher wins the ruling only applies to them? All undergrads? All medical/professional schools?
2. If the Supreme Court rules in favor of University of Texas, is that a ruling in favor of affirmative action? Or just a ruling in favor of University of T... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3zg397/eli5_how_does_the_verdict_of_the_supreme_courts/ | {
"a_id": [
"cyltnh7",
"cyltouy",
"cylufyp"
],
"score": [
3,
3,
2
],
"text": [
"For almost any case the SCOTUS hears you can ask these two questions. For any decision, the majority has to decide not only their reasoning but how strongly they lay down the decision. For instance, in ... | [] | [] | [
[],
[],
[]
] | |
5fdasu | deep sea animals withstanding intense psi | I always wondered, if we could hypothetically bring up a deep sea animal (something from the Marianas trench) and keep it alive, if we then proceeded to hit it with a hammer of some other hand held object would it even hurt the creature? Seeing how it can take ~16,000psi in its natural habitat, would it even feel it?
... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5fdasu/eli5_deep_sea_animals_withstanding_intense_psi/ | {
"a_id": [
"dajbhi8",
"daje4hb",
"dallpzo"
],
"score": [
12,
4,
2
],
"text": [
"They are equalized by having water in them and forming in high pressure, and volcano shrimp would still cook like shrimp because the surrounding water is near freezing, they live in the thermocline",
... | [] | [] | [
[],
[],
[]
] | |
6zucxs | why are there airbags attached to seat belts of older aeroplanes but not in newer ones? | I recently flew in a fairly old B777-300, and there were large, heavy [airbags](_URL_0_) attached to the right seatbelt. However, when I flew in newer aeroplanes there weren't visible airbags (I didn't even know the clunky thing *was* an airbag until I read the little warning tag) on the seatbelt.
Where are the airbag... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6zucxs/eli5_why_are_there_airbags_attached_to_seat_belts/ | {
"a_id": [
"dmy3kdm",
"dmy6rlc"
],
"score": [
2,
3
],
"text": [
"Regulations changed. Impact requirement went from 9g to 16g. So until seats and interiors could be redesigned, some seats got airbags depending on what was in front of them. If there was a hard bulkhead in front or seat pitc... | [] | [
"https://upload.wikimedia.org/wikipedia/commons/thumb/c/ca/Airplane_Airbag_Cathay_Pacific_Airbus_A330.jpg/1200px-Airplane_Airbag_Cathay_Pacific_Airbus_A330.jpg"
] | [
[],
[]
] | |
3t4j2z | how do tunnel builders know where they are going? | Like with the Channel Tunnel how did the French and English side meet up? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3t4j2z/eli5_how_do_tunnel_builders_know_where_they_are/ | {
"a_id": [
"cx32ogy",
"cx32ozo",
"cx39u1n"
],
"score": [
11,
2,
3
],
"text": [
"i dont know anything about that specific project, but in general there is an engineer that surveys in the centerline of the tunnel using a theodolite (_URL_0_). you basically move a known point down t... | [] | [] | [
[
"https://en.m.wikipedia.org/wiki/Theodolite"
],
[],
[
"https://www.youtube.com/watch?v=42-lJ2y6ddQ"
]
] | |
2rwzsn | how do shots work? | Does it matter where in your body shots are used | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rwzsn/eli5_how_do_shots_work/ | {
"a_id": [
"cnk26x4"
],
"score": [
3
],
"text": [
"Yes.... in the sense of going into a muscle (or below the skin) versus going directly into a vein. Injecting something into a muscle will release the drug slowly and so the body sees its effects gradually with time. Injecting directly into a vein... | [] | [] | [
[]
] | |
6vtvf5 | why is the 'information cannot be lost' principle so vital to physics? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6vtvf5/eli5_why_is_the_information_cannot_be_lost/ | {
"a_id": [
"dm314sc",
"dm34x73",
"dm3640w",
"dm3fth1"
],
"score": [
7,
3,
6,
2
],
"text": [
"\"Information\" in physics is basically the thing itself, or whatever distinguishes one thing from another. It is important that this cannot be lost as it is similar to the princip... | [] | [] | [
[],
[],
[],
[]
] | ||
37gvmm | why does the road seem to have 'water' or a 'mirror' like mirage whenever its really hot outside? and then goes away once you get closer to it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37gvmm/eli5why_does_the_road_seem_to_have_water_or_a/ | {
"a_id": [
"crmk4do"
],
"score": [
152
],
"text": [
"Normally, light waves from the sun travel straight through the atmosphere to your eye. But, light travels at different speeds through hot air and cold air.\n\nMirages happen when the ground is very hot and the air is cool. The hot ground warms ... | [] | [] | [
[]
] | ||
16af1p | warp drive or "the spaceship's engine will compress the space ahead and expand the space behind, moving it to another place without actually moving" | _URL_0_
I remember watching a documentary about this a couple years ago, but that didn't help a lot.
Please supplement your answers with images/videos if they could help me understand this concept.
Thanks | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/16af1p/eli5_warp_drive_or_the_spaceships_engine_will/ | {
"a_id": [
"c7ublod"
],
"score": [
2
],
"text": [
"Imagine a rubber band, stretched out. If you let it relax, draw a line an inch long on it, and then stretch it out again, the line is now two inches long, even though it's still the same line.\n\nThis new warp drive (theoretically) works like tha... | [] | [
"http://gizmodo.com/5942634/nasa-starts-development-of-real-life-star-trek-warp-drive"
] | [
[]
] | |
1tuqb0 | why is it so hard to breath when you fall on your back or get punched in the stomach. | Slipped at the pool tring to stop walking when someone stepped in front of me. Was laying there trying to breath in for what felt like 30 minutes. Just wanted to know what being "winded" really is and googling it didn't get me any relevant results. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tuqb0/eli5_why_is_it_so_hard_to_breath_when_you_fall_on/ | {
"a_id": [
"cebmfxb",
"cebmhuv"
],
"score": [
2,
2
],
"text": [
"It is your diaphragm, the muscles that control your breathing, that gets hit. This makes them seize up and spasm. Which makes it hard to breathe.",
"You take a hit to a nerve (solar plexus) that controls the diaphragm,... | [] | [] | [
[],
[]
] | |
8jedph | can humans accept blood donations from other species? why or why not? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8jedph/eli5_can_humans_accept_blood_donations_from_other/ | {
"a_id": [
"dyyzilm",
"dyyzpxy",
"dyzdyem"
],
"score": [
17,
2,
3
],
"text": [
"Generally speaking, no. Your body will detect proteins in the other blood as foreign agents and create antibodies to kill it, and that kind of reaction can be fatal.\n\nI mean look at just human blood.... | [] | [] | [
[],
[],
[
"http://www.dailymail.co.uk/news/article-1383586/Cows-blood-saves-life-crash-victim-world-procedure.html"
]
] | ||
fk5pgd | ; why can you not thaw ground beef then refreeze it and thaw it and then consume it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fk5pgd/eli5_why_can_you_not_thaw_ground_beef_then/ | {
"a_id": [
"fkqsrxh",
"fkr07se",
"fkrivap"
],
"score": [
3,
5,
3
],
"text": [
"Not sure who told you you couldn't do that, but I've done it many times. As long as the meat doesn't rot and you cook it to a safe temperature (minimum 160F/71C), you should be fine, regardless of if it... | [] | [] | [
[],
[],
[]
] | ||
9oyqxh | what is a data ecosystem? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9oyqxh/eli5_what_is_a_data_ecosystem/ | {
"a_id": [
"e7xo05a"
],
"score": [
2
],
"text": [
"I get some data and sell it to you. You aggregate it with other data and sell it to Fred. I pay Fred to target my advertising super effectively. It's the circle-of-life."
]
} | [] | [] | [
[]
] | ||
911zrm | how does decaffeination work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/911zrm/eli5_how_does_decaffeination_work/ | {
"a_id": [
"e2uu669"
],
"score": [
10
],
"text": [
"It’s a lot like washing your face. The beans are steamed so that the pores open up and then they are washed with certain chemical compounds for hours until decaffeinated. "
]
} | [] | [] | [
[]
] | ||
5rib1n | why do spaceships need to travel at escape velocity to escape earth's gravity? | Let's have a fictitional situation. You have a spaceship with infinite fuel that doesn't weigh anything (thus your effect on Earth doesn't change when using it). The catch is that you move only about 10 miles/kilometers (doesn't really matter) per hour with it. At all times. It can't accelerate, so it takes a really, ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rib1n/eli5_why_do_spaceships_need_to_travel_at_escape/ | {
"a_id": [
"dd7gb2f",
"dd7hdnd",
"dd7i1h3",
"dd7ihgx",
"dd7ir3j",
"dd7qj8d"
],
"score": [
3,
2,
2,
2,
2,
2
],
"text": [
"If you had infinite fuel you could just cruise on out in your scenario.\n\nIn reality, escape velocity is the speed you throw a rock for... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?v=ymC6fuX03ns"
],
[
"https://en.wikipedia.org/wiki/Delta-v"
],
[],
[]
] | |
b5k653 | when you shut an engine off, why does the combustion process stop instantly? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b5k653/eli5_when_you_shut_an_engine_off_why_does_the/ | {
"a_id": [
"eje18v2"
],
"score": [
4
],
"text": [
"If it's a petrol/gasoline engine, then it's because there is no longer a spark being delivered to the cylinders where the fuel/air mix is burned. In these engines, compression is not enough to light the mixture, and once the ignition switch is o... | [] | [] | [
[]
] | ||
dp5a1v | why do some lights tinkle when they light up? | Okay so I'm not a native speaker so I hope I can translate my Question correctly.
Some older Lights Do this little high pitched sounds (kinda sounds like icicles falling on ground) when you switch them on/when they light up after. What produces that Sound? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dp5a1v/eli5_why_do_some_lights_tinkle_when_they_light_up/ | {
"a_id": [
"f5skjqd"
],
"score": [
5
],
"text": [
"If you mean fluorescent tubes, older fluorescent fixtures used a system which featured a bimetallic starter (the small, round, silver piece). Inside the starter is a bimetallic switch which \"pings\" when energized. Newer fluorescent systems, su... | [] | [] | [
[]
] | |
53dgtm | what's the difference between a low end laptop and a high end notebook? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/53dgtm/eli5_whats_the_difference_between_a_low_end/ | {
"a_id": [
"d7s43zp"
],
"score": [
16
],
"text": [
"A laptop is an electronically powered machine that is capable of running an operating system. The laptop does this by storing and retrieving the code for the operating system in its memory, and executing that code upon startup. After the operati... | [] | [] | [
[]
] |
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