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43056h
did plants like fruits and vegetables evolve so we could eat them? were they inedible to us in the past?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/43056h/eli5did_plants_like_fruits_and_vegetables_evolve/
{ "a_id": [ "czef9rg", "czefc8k", "czegg90", "czegrhq", "czeh5pb", "czehfrk", "czeiccc", "czeppxy", "czesdiw", "czesipb" ], "score": [ 20, 2, 2, 3, 224, 17, 7, 3, 3, 2 ], "text": [ "Wild plants evolved that their seeds would b...
[]
[]
[ [], [], [], [], [ "http://cwh.ucsc.edu/bananas/Site/The%20Biology%20of%20the%20Banana.html", "http://www.carrotmuseum.co.uk/history.html", "http://www.sciencemag.org/news/2014/02/scienceshot-what-did-corns-ancestor-really-look", "https://en.m.wikipedia.org/wiki/Brassica_oleracea" ], [ ...
39x6eo
why is out-of-focus light in the background of a camera/movie shot look octagonal?
Is there something about light dots that makes the shutter pick up an octagonal shape?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/39x6eo/eli5_why_is_outoffocus_light_in_the_background_of/
{ "a_id": [ "cs78xjr", "cs78y3l" ], "score": [ 2, 2 ], "text": [ "You vary the amount of light going into a camera using its 'aperture', and it's this that causes that effect. \n\nIn humans the effect is circular because the pupil itself (our 'aperture') is circular. \n\nIn a camera, the a...
[]
[]
[ [ "https://en.wikipedia.org/wiki/Bokeh", "http://data2.whicdn.com/images/779203/original.png", "http://jimdoty.com/learn/exp101/exp_big3/100324_50mm_lens_f8_blades_5D_1402_j6.jpg", "http://cdn.photojojo.net/store/awesomeness/productImages/bokeh-Kit-d47c_600.0000001297539170.jpg" ], [] ]
349do8
why arent there anymore bearded us presidents like abraham lincoln? there dont seem to be many bearded politicians overall.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/349do8/eli5_why_arent_there_anymore_bearded_us/
{ "a_id": [ "cqshf0t", "cqsj7r9", "cqsjm2o" ], "score": [ 9, 14, 4 ], "text": [ "it's out of fashion and it has been for a long time, in very conservative workplaces having a beard is still not considered a good idea. \nThis is losing importance as personal expression gains territo...
[]
[]
[ [], [], [] ]
nhnit
why animals such as dogs can live off of brown pellets but humans much have extensive diets.
I guess more what I'm trying to say is like whales can live just off of krill and still maintain healthy but if humans only ate one thing there whole life they wouldn't be very healthy.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/nhnit/eli5_why_animals_such_as_dogs_can_live_off_of/
{ "a_id": [ "c3967oh", "c396aw7", "c396cnu", "c397id9", "c398013", "c39avwb", "c39cmc1", "c39cmtk", "c3967oh", "c396aw7", "c396cnu", "c397id9", "c398013", "c39avwb", "c39cmc1", "c39cmtk" ], "score": [ 10, 35, 5, 7, 3, 3, 2...
[]
[]
[ [], [], [ "http://en.wikipedia.org/wiki/MRE", "http://en.wikipedia.org/wiki/C-ration" ], [ "http://en.wikipedia.org/wiki/Nutraloaf" ], [], [], [ "http://www.youtube.com/watch?v=juwvwu3Z5HI" ], [], [], [], [ "http://en.wikipedia.org/wiki/MRE", "http://en.wikipedia.or...
18r1cv
how par2 files can completely recover a missing rar file in a rar group?
Regular parity is easy to understand but I've had entire far files replaced.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/18r1cv/eli5_how_par2_files_can_completely_recover_a/
{ "a_id": [ "c8h7zo6" ], "score": [ 3 ], "text": [ "They contain error correction data about the archive. I don't know the exact details of what they use, and it would probably be beyond ELI5 anyway, so instead I'll use a simple example just to illustrate the idea. I'm sure you can find the exact ...
[]
[]
[ [] ]
3q0lxy
how have humans evolved/progressed so fast?
How have we achieved so much in the 200,000 years we have been around? It is a remarkably short amount of time when compared to another species like the dinosaurs, especially when they were around for 165 million years, and they didn't seem to change much at all.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3q0lxy/eli5_how_have_humans_evolvedprogressed_so_fast/
{ "a_id": [ "cwb1g5j", "cwb43kl", "cwb8sqk", "cwbbrzs" ], "score": [ 50, 11, 2, 7 ], "text": [ "Writing, not having to relearn everything in every generation, reading what others have learned.\n\nBuilding on knowledge of people that came before us.\n\npassing what we learn ...
[]
[]
[ [], [], [], [] ]
3nsraz
why do some airplanes wing tips go up
I would guess that the tips go up for better gas mileage but I don't understand why this would help compared to a conventional wing.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3nsraz/eli5_why_do_some_airplanes_wing_tips_go_up/
{ "a_id": [ "cvqxx1o", "cvqxzzo", "cvrrdcl" ], "score": [ 78, 14, 3 ], "text": [ "Your guess is correct, they do increase gas mileage. The reason for this is that on a plane without winglets (wing tips that go up) the ends of the wing produce a effect known as a Wing Tip Vortice, w...
[]
[]
[ [ "https://upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Airplane_vortex_edit.jpg/800px-Airplane_vortex_edit.jpg" ], [], [] ]
a7giv5
how do hydraulics work? (how can a tractor lift so much)?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/a7giv5/eli5_how_do_hydraulics_work_how_can_a_tractor/
{ "a_id": [ "ec2sec9" ], "score": [ 3 ], "text": [ "Hydraulics are cool. When you apply a pressure to a fluid, the pressure instantly spreads through the fluid. Since pressure = force/area... you can increase the force by increasing the area (it sounds counter intuitive, but it's true). So, if ...
[]
[]
[ [] ]
50ci0d
why do single serving (greek) yogurt containers keep the fruit contents in the bottom of the container?
I'm just not certain why they don't offer it already mixed. Is there a point? Is it just more efficient to manufacture / mass produce?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/50ci0d/eli5_why_do_single_serving_greek_yogurt/
{ "a_id": [ "d72wdka" ], "score": [ 17 ], "text": [ "1. More efficient to produce. It takes a machine to mix it together thoroughly, to guarantee each cup gets the same amount of fruit.\n\n2. Aesthetics. Machine-mixed might look really bad when you pop open the top, because some yogurts don't have...
[]
[]
[ [] ]
edj6sg
how does a weedwhacker transmit power from the engine to the rotating piece?
Specifically on weedwhackers with a curved arm connecting the engine to the cutting section. It baffles my ignorant brain lol Thanks!
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/edj6sg/eli5_how_does_a_weedwhacker_transmit_power_from/
{ "a_id": [ "fbi5uuz", "fbi5xnt" ], "score": [ 3, 8 ], "text": [ "The motor delivers the power the same way the motor does in a car. The motor is connected to a drive shaft. In the curved necked weed whacker, I believe there's a cable that's connected between the drive shaft and cutting he...
[]
[]
[ [], [ "https://opereviews.com/landscaping/string-trimmers/straight-shaft-vs-curved-shaft-string-trimmers/" ] ]
46v38h
why do horses need to be put down when they break a leg while most other animals don't?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/46v38h/eli5_why_do_horses_need_to_be_put_down_when_they/
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[ [], [], [], [], [ "http://www.theguardian.com/sport/blog/2011/sep/23/claims-five-broken-leg-horse" ], [], [], [], [], [], [], [], [], [], [], [], [ "https://s-media-cache-ak0.pinimg.com/564x/f4/09/66/f40966889d4100f7c878afc0f773c871.jpg" ], [], [], [], [], [], ...
2zcmyw
why do our butts itch when we sit on hard surfaces for a long time?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2zcmyw/eli5_why_do_our_butts_itch_when_we_sit_on_hard/
{ "a_id": [ "cphq2wj", "cphx1ct", "cphx635", "cphxdat", "cphxkvr", "cphzeee" ], "score": [ 151, 25, 8, 3, 21, 9 ], "text": [ "I imagine because there is reduced blood flow to your butt your body reacts in a way that you need to scratch and move your butt to ...
[]
[]
[ [], [], [], [], [], [] ]
812k93
is the velocity of light not relative like other velocities?
My understanding is that velocity has no meaning if it has nothing to be relative to. If you are going near the speed of light in a void with nothing else around to compare to it is the same as not moving. But how then is there a maximum speed in the universe? The speed of light could be slower or faster depending on w...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/812k93/eli5_is_the_velocity_of_light_not_relative_like/
{ "a_id": [ "dv00tcq", "dv00uuc", "dv0156d", "dv02w9r", "dv1cd0y" ], "score": [ 4, 5, 5, 2, 2 ], "text": [ "That's the weird thing about the speed of light - unlike other speeds, it isn't relative. If you and I were both measuring the speed of the same light beam, a...
[]
[]
[ [], [], [], [ "https://physics.stackexchange.com/questions/345001/what-made-einstein-so-confident-about-the-speed-of-light" ], [ "http://www.feynmanlectures.caltech.edu/I_16.html" ] ]
29q9sd
how much of a pro-wrestling match is choreographed and how much is based on instinct (or other factors)
Obviously most people realize that the outcomes and pre-determined and major spots or 'events' in a show are pre-planned and possibly rehearsed, but how much of your average WWE pay per view match is "off the cuff" as it were? or is the referee with the ear piece directing every last movement of the wrestlers involved?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/29q9sd/eli5_how_much_of_a_prowrestling_match_is/
{ "a_id": [ "cing6hp", "cingips" ], "score": [ 3, 3 ], "text": [ "The outcome is decided by the organization. The wrestlers have a meeting discussing what moves they will do and how the match will flow (who's winning at what point). During the match, they talk to each other. My understa...
[]
[]
[ [], [] ]
2ncsap
why don't north americans use water for cleaning after "number two"? probably nsfw
I recently moved to Canada for university from Asia. I have noticed that most, if not all, toilets only have toilet paper as a way to clean. For you North Americans who are confused about what I'm talking about, Google" bidet shower". In Asia we spray water to clean ourselves after excretion - I don't think that's a co...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2ncsap/eli5_why_dont_north_americans_use_water_for/
{ "a_id": [ "cmcg8w2", "cmcgah6", "cmcgo8b", "cmcgr3n", "cmch6bb", "cmch9z2", "cmcjygh" ], "score": [ 4, 2, 2, 3, 2, 2, 3 ], "text": [ "According to an answer from a similar question. North America adapted indoor showers early and daily bathing beca...
[]
[]
[ [], [], [], [], [], [], [ "http://www.nytimes.com/2007/09/27/garden/27bidets.html?pagewanted=all&_r=1&amp" ] ]
1dy91t
why didn't native americans in north america leave impressive ruins like the incas did in south america?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1dy91t/eli5_why_didnt_native_americans_in_north_america/
{ "a_id": [ "c9uzdjk", "c9uzjcz" ], "score": [ 4, 7 ], "text": [ "I'm gonna go ahead and guess the climate in Central and South America allowed for people to settle down and build cities easier than could be done in North America. ", "What makes you think they didn't?\n\n_URL_2_\n\n_UR...
[]
[]
[ [], [ "http://en.wikipedia.org/wiki/Navajo_pueblitos", "http://en.wikipedia.org/wiki/Serpent_Mound", "http://en.wikipedia.org/wiki/Cahokia" ] ]
3idiuu
why on earth is social media sites like vine and snapchat so popular
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3idiuu/eli5why_on_earth_is_social_media_sites_like_vine/
{ "a_id": [ "cufh4ja", "cufhnkt" ], "score": [ 3, 3 ], "text": [ "People like to feel like they are connected to others and in the loop of new ideas. This feeds into that need. They make sites where you can share bits of your life with strangers to feel like you matter in a world of gener...
[]
[]
[ [], [] ]
309cis
why do people say "what is -----" on jeopardy
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/309cis/eli5_why_do_people_say_what_is_on_jeopardy/
{ "a_id": [ "cpq9qob", "cpq9sfu", "cpq9sqw", "cpq9vq9" ], "score": [ 2, 2, 2, 16 ], "text": [ "Because it's one of the rules of the game. The Jeopardy people make you say it as if you were providing the question to an answer. ", "The \"question\" that is on the board is...
[]
[]
[ [], [], [], [] ]
1k81jg
why the nfl has a salary cap, but mlb does not.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1k81jg/eli5why_the_nfl_has_a_salary_cap_but_mlb_does_not/
{ "a_id": [ "cbmb0tt" ], "score": [ 2 ], "text": [ "Each league has its own Collective Bargaining Agreement, which dictates the terms in which each team operates.\n\nThe NFL, NHL, and NBA have salary caps because the player's union and the owners agreed to implement them. MLB chose to use a diffe...
[]
[]
[ [] ]
5pvvww
why is cyberbullying still a problem if victims can just turn off their computer and leave?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5pvvww/eli5_why_is_cyberbullying_still_a_problem_if/
{ "a_id": [ "dcu7ldf", "dcu7mcd", "dcu7z85" ], "score": [ 5, 3, 2 ], "text": [ "People use social media in their day-to-day lives. Never going on facebook because people were bullying you on facebook is obviously a problem caused by cyberbullying.\n\nIf is also an easy way for a bu...
[]
[]
[ [], [], [] ]
2e79dh
are there any portuguese redditors that could explain the extent of the "all drugs are legal" thing?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2e79dh/eli5_are_there_any_portuguese_redditors_that/
{ "a_id": [ "cjwrj3i" ], "score": [ 2 ], "text": [ "That's called decriminalization (in contrast with legalization).\nIt means that if someone is found with a small amount of drug, said person will just receive a fine, or nothing at all depending on the officer discretion, won't be booked or arres...
[]
[]
[ [] ]
9oh42r
how do substances like alcohol and illicit drugs potentially lead to defects in unborn children?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9oh42r/eli5_how_do_substances_like_alcohol_and_illicit/
{ "a_id": [ "e7u2qp1", "e7ulpt6", "e7vx5xi" ], "score": [ 4, 2, 2 ], "text": [ "The actual physiological mechanics of the effects of alcohol on unborn children is still not well understood. \n\nThe mother passes nutrients to the baby via umbilical cord and placenta. Most of this nu...
[]
[]
[ [], [], [] ]
dow72u
time is the moving image of eternity
What does this quote from plato mean?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/dow72u/eli5_time_is_the_moving_image_of_eternity/
{ "a_id": [ "f5qxx9p", "f5rrpcd" ], "score": [ 5, 2 ], "text": [ "I'd ask for some more context and I'm not that sharp on plato but here's my take on it:\n\neternity is the line where time is the points. I mean, eternity is the whole dimension and time is what fills it. like eternity is th...
[]
[]
[ [], [] ]
3rupkr
why is the stereotyp e, "a woman's place is in the kitchen" not carried over to ctual kitchen jobs, like chef, sous chef, line cook etc which are usually all male and exclude women?
I cannot edit title. Writing on small format and auto correct screwed me over.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3rupkr/eli5_why_is_the_stereotyp_e_a_womans_place_is_in/
{ "a_id": [ "cwri6x6", "cwrofzj" ], "score": [ 12, 3 ], "text": [ "Because the point of the stereotype is that the woman is staying at home, in her personal kitchen, cooking for her family and not doing paid work. It comes from the \"ideal family\" of the fifties and earlier, where the wif...
[]
[]
[ [], [] ]
dwtcwk
how is there so much carbon in the air?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/dwtcwk/eli5_how_is_there_so_much_carbon_in_the_air/
{ "a_id": [ "f7lcik4" ], "score": [ 3 ], "text": [ "Carbon is put into the air through a whole variety of processes. We pay a lot of attention to carbon produced through combustion - e.g. the CO2 from cars, power plants and industry. These increase the levels of Co2 in the atmosphere significant...
[]
[]
[ [] ]
69k0rl
the definition of caesium second
The formal definition of second (SI unit of time) is "The second is the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the Caesium-133 atom." I could not make head or tail of it. :P I know what is ground state and transition ...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/69k0rl/eli5_the_definition_of_caesium_second/
{ "a_id": [ "dh7776j", "dh77ue7" ], "score": [ 2, 2 ], "text": [ "Caesium-133 is a kind of atom. Its ground state actually supports two *different* states, which are called the hyperfine levels due to the very small difference between them. This transition takes a fixed amount of time, mak...
[]
[]
[ [], [] ]
8coqbs
how is a raspberry pi actually used and programmed?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8coqbs/eli5_how_is_a_raspberry_pi_actually_used_and/
{ "a_id": [ "dxgjz9x" ], "score": [ 2 ], "text": [ "For typical users, you install a basic Linux system and it works a LOT like any other computer— Windows, Mac, etc, though the system is slightly different than Windows or Mac machines (where things are located, what programs are included by defau...
[]
[]
[ [] ]
1l99lc
how does phalloplasty give a "female-to-male" transgenre a fully functional penis which can be erect and give him sensations ?
Sorry if bad english. Same question for vaginoplasty, as long as we're in the subject. EDIT : what I've understood so far about phalloplasty is they use the patient's clitoris to form the glans and some of his arm's skin for the rest, so I guess there's no sensitivity on most of the thing. Question is, how does it get...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1l99lc/eli5_how_does_phalloplasty_give_a_femaletomale/
{ "a_id": [ "cbwybgv", "cbwyny7", "cbx3f19" ], "score": [ 6, 4, 2 ], "text": [ "I do not think that \"a fully functional penis\" is what you would end up with at all.", "What they usually do is move the sensitive areas around so that they're in the right place. If, for example...
[]
[]
[ [], [], [] ]
wrt3t
how do europeans communicate with each other when they travel between countries?
Does everyone speak English when they travel from their home country to another country in Europe?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/wrt3t/eli5_how_do_europeans_communicate_with_each_other/
{ "a_id": [ "c5fvkt1", "c5fwgjw", "c5fwvrt", "c5g0kck", "c5g7mf1", "c5g7yrf", "c5g9y1l", "c5ggpyr" ], "score": [ 7, 3, 4, 2, 3, 3, 2, 3 ], "text": [ "I was born and grew up in EU.\n\nIt's complicated. In most places, you just pick up the neig...
[]
[]
[ [], [], [], [], [], [], [], [] ]
28nvb1
how can stores like nothin butt smokes get away with advertising and selling cannabis if it's illegal?
I live in Texas if that makes a difference.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/28nvb1/eli5_how_can_stores_like_nothin_butt_smokes_get/
{ "a_id": [ "cicpdxs", "cicpou0", "cicq5k4", "cicr6nk" ], "score": [ 3, 2, 2, 2 ], "text": [ "they actually sell cannabis or cannabis paraphernalia?", "There's no law against having a picture of a pot leaf somewhere in a store. As for selling bongs and such their main a...
[]
[]
[ [], [], [], [] ]
9f1gc3
if something changes the dna in an adult, how does that effect the adult (or is it just a concern for the offspring)?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9f1gc3/eli5_if_something_changes_the_dna_in_an_adult_how/
{ "a_id": [ "e5t37ko" ], "score": [ 5 ], "text": [ "Most often it kills the cell.\n\nLess often it causes cancer.\n\nOccasionally it causes a harmless change, such as a bit of tissue that's slightly different from the rest." ] }
[]
[]
[ [] ]
4xhwko
i've heard the income tax on the wealthy in 1950 was as high as 92%. does this mean that someone who made $1 million would only take home $80,000?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4xhwko/eli5_ive_heard_the_income_tax_on_the_wealthy_in/
{ "a_id": [ "d6fojci", "d6fr0ye" ], "score": [ 11, 3 ], "text": [ "Not exactly, albeit in this case close. Federal income tax works in brackets. Essentially, there are a series of \"buckets\" with progressively higher tax rates. I have pulled up one from 1950 specifically. The first $2000 ...
[]
[]
[ [], [] ]
oy1us
what makes abs brakes safer?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/oy1us/eli5_what_makes_abs_brakes_safer/
{ "a_id": [ "c3kykax", "c3kz983" ], "score": [ 13, 2 ], "text": [ "When you lock the brakes in a car the wheels stop spinning, and you slide. While you might think that would be the quickest way to stop a car, it's actually not. \n\nThe quickest way to stop a car is to brake hard enough,...
[]
[]
[ [], [] ]
3ij16i
difference between parole and probation?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ij16i/elif_difference_between_parole_and_probation/
{ "a_id": [ "cuguin7" ], "score": [ 6 ], "text": [ "Parole is a supervised period after being in jail; probation is supervison without jail time." ] }
[]
[]
[ [] ]
8tsvyw
why we get mini mouth blisters on the inside of our cheeks when eating or sometimes at random
I'm not talking about any std - these are small little bubbles that you can pop with your finger fairly easily.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8tsvyw/eli5_why_we_get_mini_mouth_blisters_on_the_inside/
{ "a_id": [ "e19xvbe", "e1a3hxh", "e1a8psi" ], "score": [ 3, 4, 5 ], "text": [ "Did you eat something hot and burn your mouth? Maybe a food allergy?", "Are you talking about canker sores? Like they are little white bumps that kind of sting?", "I have actually looked into th...
[]
[]
[ [], [], [] ]
2ua1fi
if women wear hijabs because appearance doesn't matter, why do they wear make-up
I don't mean to be offensive, but i always hear women online and learn in school that women wear hijabs for modesty and because they believe a women is more than her physical appearance. Yet many of these women are also wearing make-up. I'm just curious as to why they also wear make-up if they do not believe in being j...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2ua1fi/eli5if_women_wear_hijabs_because_appearance/
{ "a_id": [ "co6itlv", "co6j6dl", "co6jj31" ], "score": [ 7, 2, 2 ], "text": [ "Women don't wear hijab because appearance doesn't matter, they wear it because in their culture it's inappropriate to display their hair/shoulders. They still want to look good, it's just that part of t...
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[]
[ [], [], [] ]
3bdrh6
subcutaneous, intramuscular and intravenous injections and how/why they differ.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3bdrh6/eli5_subcutaneous_intramuscular_and_intravenous/
{ "a_id": [ "csl8es9" ], "score": [ 3 ], "text": [ "Speed of absorption and ease of injection are the two main factors.\n\nSubcutaneous refers to injecting into the fatty tissue just underneath the skin. These aren't used too often because adipose (fatty) tissue has poor vasculature, so whatever y...
[]
[]
[ [] ]
2gckmk
why are humans warm blooded? (previous topics didn't help) please though, explain like i am a little kid
Read the title hahaha
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2gckmk/eli5_why_are_humans_warm_blooded_previous_topics/
{ "a_id": [ "ckhs1hl", "ckhsmiv", "ckhu07d", "ckhvbcz", "ckhxgd3" ], "score": [ 3, 3, 2, 2, 2 ], "text": [ "\"Warm-blooded\" really just means that you are able to regulate the temperature inside of your body. Since you are able to do this, the outside temperature w...
[]
[]
[ [], [], [], [], [] ]
2excg8
if a dam can produce so much energy then why not just build 2 dams in a row. the water can pass through the first dam , then 100 yards later, gravity can pull it through the second?
I know this may be a foolish question but in my head it makes sense. Whatever water went through the first dam is still being pulled down shore so why not just let it go through another few dams as well for even more electricity?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2excg8/eli5if_a_dam_can_produce_so_much_energy_then_why/
{ "a_id": [ "ck3ts5i", "ck3tvb9", "ck3ynev", "ck3yvpr", "ck40vhk", "ck43c1o" ], "score": [ 32, 13, 5, 3, 5, 2 ], "text": [ "Sometimes the water is a few hundred above the turbines. \n\nIf you put another dam in line it would have to be a few hundred feet bel...
[]
[]
[ [ "http://i.imgur.com/oAvnpVY.png" ], [], [], [], [], [ "https://en.wikipedia.org/wiki/Nimbus_Dam", "http://goo.gl/maps/m8XmT", "https://en.wikipedia.org/wiki/Folsom_Dam" ] ]
8cix5h
why do some tree seedlings cost more than others?
I get that if you have a rare tree it will cost more, but there's a dramatic cost difference between common baby trees. For example, river birch seedling cost $14 and Red Oaks are around $6.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8cix5h/eli5_why_do_some_tree_seedlings_cost_more_than/
{ "a_id": [ "dxfaulh" ], "score": [ 3 ], "text": [ "Supply and demand. There could be a multitude of factors from number of seedlings a certain tree makes per year to the costs of raising such a seedling to the popularity of that species of tree in the market... you get the idea. It's Econ 101.\n\...
[]
[]
[ [] ]
3xsvm4
how do you differentiate letters in a fast communicated morse code?
Since the letters have variable length codes (more frequent letters are shorter combinations I presume), we need something to determine the start of a new letter in morse. A pause works well: ...(pause).-(pause)... but if you go to higher speeds, the pauses must be smaller between the letters, and eventually it wou...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3xsvm4/eli5_how_do_you_differentiate_letters_in_a_fast/
{ "a_id": [ "cy7ieme", "cy7k2xu", "cy7kbj1" ], "score": [ 2, 2, 2 ], "text": [ "It comes down to context. When you get really good at morse code, you're not hearing dashes and dots, you're hearing letters. When you hear something a little bit ambiguous, your brain is really good at...
[]
[]
[ [], [], [ "https://en.wikipedia.org/wiki/Baudot_code" ] ]
ez4ez4
what is the deciding factors that determine a persons metabolism?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/ez4ez4/eli5_what_is_the_deciding_factors_that_determine/
{ "a_id": [ "fgl8q23", "fgmcq4u" ], "score": [ 4, 2 ], "text": [ "Body weight. The heavier you are, the harder your organs have to work, abd the more calories you spend just to keep yourself alive.", "Age, weight, activity levels, hormone levels and production, how often you eat and a...
[]
[]
[ [], [] ]
7rxf1w
why are some animals much more aggressive than others?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7rxf1w/eli5_why_are_some_animals_much_more_aggressive/
{ "a_id": [ "dt0bfv5", "dt0bokt" ], "score": [ 3, 2 ], "text": [ "Different species have found different techniques for survival. Some get food by attacking, others by sneaking, others by just eating plants. Some defend themselves by fighting, others by fleeing, others by hiding.\n\nUsing ...
[]
[]
[ [], [] ]
7pe0f3
what is actually happening in your brain/body when you have a migrane?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7pe0f3/eli5_what_is_actually_happening_in_your_brainbody/
{ "a_id": [ "dsgmkfa", "dsgn2qn", "dsgp2ha", "dsgqeh0", "dsgqpki", "dsgspgs", "dsgva4b", "dsgx63p", "dsgxz7h", "dsgxzr0", "dsgy73s", "dsgyszk", "dsgz3lq", "dsgzky4", "dsgzzxy", "dsh9g4q" ], "score": [ 1783, 259, 51, 21, 66, 10...
[]
[]
[ [], [], [ "http://www.nejm.org/doi/full/10.1056/NEJMoa1705848" ], [], [], [], [], [], [], [], [], [], [], [], [ "https://en.wikipedia.org/wiki/Sumatriptan" ], [] ]
c6sddq
how can people eat gold flakes in dishes without health consequences?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/c6sddq/eli5_how_can_people_eat_gold_flakes_in_dishes/
{ "a_id": [ "esavzra", "esaw8n2" ], "score": [ 6, 18 ], "text": [ "Your body doesn't absorb gold. Basically, lead networks with calcium in your bones. Mercury disrupts a cell's ability to control oxygen tearing them apart. Gold doesn't do anything like that, though some people do appear to...
[]
[]
[ [], [] ]
2j3rq5
when it asks what your race is on a form, why is hispanic/latino asked as a separate question?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2j3rq5/eli5_when_it_asks_what_your_race_is_on_a_form_why/
{ "a_id": [ "cl849m4", "cl8569q", "cl864v8", "cl86erz", "cl86oxg", "cl87h0p", "cl87hhr", "cl87p2u", "cl884bu", "cl88f9r", "cl88gy3", "cl893i8", "cl8a6gl", "cl8a74j", "cl8d3rm" ], "score": [ 211, 29, 82, 4, 6, 3, 2, 2, ...
[]
[]
[ [], [], [], [], [], [], [], [], [], [], [], [], [], [], [] ]
247b66
can a sociopath/psychopath ever develop empathy?
Through CBT, social conditioning, brain surgery?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/247b66/eli5_can_a_sociopathpsychopath_ever_develop/
{ "a_id": [ "ch4b9pv", "ch4bt75" ], "score": [ 3, 5 ], "text": [ "The short answer is no.\n\nThere's some evidence that young *children* diagnosed with antisocial personality disorder (ASPD), the blanket/parent condition for sociopathy and psychopathy, can develop properly if they're given...
[]
[]
[ [], [ "https://www.youtube.com/watch?v=g2-Re_Fl_L4" ] ]
551wuc
why aren't jill stein and gary johnson allowed in the debates?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/551wuc/eli5why_arent_jill_stein_and_gary_johnson_allowed/
{ "a_id": [ "d86t23w", "d86t55m" ], "score": [ 4, 7 ], "text": [ "Ross Perot.\n\nThe prior system for debates allowed third party candidates, mostly providing an opportunity for the other candidates to take a drink off-camera. Then Ross Perot was in a debate, and surged in the polls follo...
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[ [], [] ]
6vq7p5
after the us civil war ended, how did the union ensure that the former confederacy was not continuing to hold slaves? one would assume there was continued resistance to emancipation; did the union go from town to town, farm to farm?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6vq7p5/eli5_after_the_us_civil_war_ended_how_did_the/
{ "a_id": [ "dm25agb", "dm292e6", "dm2aouc" ], "score": [ 16, 11, 11 ], "text": [ "Most of the Southern states did not rejoin the Union until about 10 years after the war. During that time, they were placed under military occupation. The purpose of this, among other things, was to ...
[]
[]
[ [], [], [] ]
409nug
what would happen if something could move at the speed of light while it was inside of something moving at the speed of light?
I think this a more Philosofical thing than real physics but I couldn't sleep thinking about it. Well, I thought that I could just imagine the same thing with something slower, like a bus, but travelling at such high speed would have the exact same result? Sorry for any grammar errors, I'm not american and a have pre...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/409nug/eli5_what_would_happen_if_something_could_move_at/
{ "a_id": [ "cysinlr", "cysj517" ], "score": [ 5, 4 ], "text": [ "When traveling that fast time sort of, slows down, to make up for the situation you're thinking of. If you're on a train traveling the speed of light (which is impossible, so for technicality sakes lets say its going 1 meter...
[]
[]
[ [], [] ]
2jyhg9
how do languages whose word meanings rely on rising and falling pitches, such as chinese, deal with singing?
Does the pitch of the melody of the song affect the meanings of the words, or at least make it more difficult to understand?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2jyhg9/eli5_how_do_languages_whose_word_meanings_rely_on/
{ "a_id": [ "clg8huu", "clg8ozj", "clg93kl", "clghf3a" ], "score": [ 3, 2, 2, 2 ], "text": [ "the same way. when someone sings, you just shift everything appropriately. and also, even if you use the wrong tone people still know what you're talking about. ", "Wouldn't...
[]
[]
[ [], [], [], [] ]
bm9uhp
why is the use of self-checkouts considered anti-labour, or "killing" jobs, when businesses must keep with the advancement of technology to stay competitive?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/bm9uhp/eli5_why_is_the_use_of_selfcheckouts_considered/
{ "a_id": [ "emuxyit" ], "score": [ 4 ], "text": [ "I don't use self checkouts because i have a job, and it isn't working in a supermarket for free." ] }
[]
[]
[ [] ]
7eh2mu
what is the key difference between speculation and investing? how is it different from gambling?
As title states, what makes speculation different from investing? Is the only difference the time-frame?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7eh2mu/eli5what_is_the_key_difference_between/
{ "a_id": [ "dq4wg46", "dq4x89i", "dq4xiq7", "dq4xnfz" ], "score": [ 2, 2, 2, 2 ], "text": [ "As I understand it, the difference is in the level of risk, and what that perceived risk means for investors’ behaviour patterns. Really high risk trades - whether this is because ...
[]
[]
[ [], [], [], [] ]
1vno8x
how exactly are mainstream pop artists so successfully rich and famous?
How exactly do record companies like Sony determine who is famous and who isn't?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1vno8x/eli5_how_exactly_are_mainstream_pop_artists_so/
{ "a_id": [ "ceu2b3m", "ceu3exk" ], "score": [ 2, 2 ], "text": [ "Because they have the money to sit and and say we will pay X amount for you to play X song on your radio station. Thus, crappy pop star is born.", "I'm not expert on the subject but I once asked my friend this after his ...
[]
[]
[ [], [] ]
2j0q68
why do some medevil helmets depict pony tails or mohawk brush things on top?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2j0q68/eli5_why_do_some_medevil_helmets_depict_pony/
{ "a_id": [ "cl7bdvy" ], "score": [ 2 ], "text": [ "For the Roman legionaries at least the Crest of their helmet was used to signify officers as opposed to regular soldiers. The officers Crest ran side to side to make it easier to identify during battle. (commonly horsehair was used but occasio...
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[ [] ]
1rj4uc
why does every computer i own need to have the clock reset every month or so when i'm almost always online? what do cell phones know about keeping time that laptops don't?
EDIT: OK, I get that it will keep proper time if I set it to "auto update" pref... I guess what I don't understand is why that needs to be set. If I never shut down the computer (sleep mode and the occasional reboot after updates) and it's always receiving power (plug or battery), shouldn't it theoretically always keep...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1rj4uc/eli5_why_does_every_computer_i_own_need_to_have/
{ "a_id": [ "cdnrjts", "cdnrllj", "cdnt3wx" ], "score": [ 5, 2, 3 ], "text": [ "That's interesting! I've never had anything like that happen to my desktop or laptop. Are the clocks fast or slow?", "Well, left to their own devices, any computer clock will drift a bit, laptops ...
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[]
[ [], [], [] ]
46vhh1
why can't a supplement based diet replace a traditional diet ?
I have always heard that one. All products sold at the chemist (those big bottles of protein shakes and stuff, or multi vitamin pills) clearly add a mention saying that they do not replace a normal diet. We know exactly what the human body needs as nutrients (often referred to as daily recommended intake). Like this a...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/46vhh1/eli5_why_cant_a_supplement_based_diet_replace_a/
{ "a_id": [ "d084f6b" ], "score": [ 3 ], "text": [ "There are actually a variety of companies who make drinks/items that are full diet/meal replacements, that people can live off of (and homemade knock offs). I don't want to give them advertising so I won't post them. But yes this is a thing, appa...
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[ [] ]
en3ov5
-plasma balls
Why do the strands of electricity follow objects theough the glass ball.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/en3ov5/eli5plasma_balls/
{ "a_id": [ "fdtv2ll", "fdtyjle" ], "score": [ 3, 4 ], "text": [ "There is a flow of electricity from the center electrode to your fingers just outside the globe. You can't feel it, it is very weak and also high frequency, about 35,000 Hertz. Such high frequencies flow only on the surface ...
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[]
[ [], [] ]
19c6yc
the extended euclidean algorithm for finding modular inverses
I must be a moron but anytime wikipedia gets into mathematics none of it ever makes any sense. I understand how to work the algorithm by hand using the back substitution method but I don't understand it well enough to turn it into a computer algorithm. Basically, how do I solve something like 13^-1 mod 60 using an al...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/19c6yc/eli5_the_extended_euclidean_algorithm_for_finding/
{ "a_id": [ "c8nomkf" ], "score": [ 2 ], "text": [ "Well, remember what 13^(-1) needs to be. Let's call y the variable we are interested in, that is some integer which is 13^(-1) mod 60. By definition of inverses, we know y * 13 is congruent to 1 mod 60. So, this means when you divide 13y by 60, y...
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[]
[ [] ]
at5lu4
how does a vacuum cleaner pick up dirt without touching or covering it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/at5lu4/eli5_how_does_a_vacuum_cleaner_pick_up_dirt/
{ "a_id": [ "egyt1ug" ], "score": [ 5 ], "text": [ "Think about the blowers that you use in your yard to blow dirt and leaves. It is sucking in air with a compressor that then blows out a funnel so that it can be directed and will be pretty strong.\n\n & #x200B;\n\nA vacuum cleaner is just moving...
[]
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[ [] ]
6szha2
why do stomach bugs like the norovirus appear to spread rapidly amongst passengers on cruise ships?
It frequently makes it into the news that there has been another outbreak of a stomach bug on a cruise ship and so many passengers and crew have been affected. What is it about the cruise ship environment that makes this happen?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6szha2/eli5_why_do_stomach_bugs_like_the_norovirus/
{ "a_id": [ "dlgqv8c", "dlgr10m", "dlgt6ou" ], "score": [ 5, 4, 3 ], "text": [ "**VERY** cramped spaces, cleanliness isn't usually up to par, and nowhere to escape the outbreak.\n\nShips may look big, but they're actually very, very small. You fit 5,000 men on a carrier and every o...
[]
[]
[ [], [], [] ]
cbvm1j
is there any legitimacy behind being ‘sobered up’ by a serious situation? if so, what physiological changes occur to allow this?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/cbvm1j/eli5_is_there_any_legitimacy_behind_being_sobered/
{ "a_id": [ "etiir1g", "etilimd" ], "score": [ 4, 6 ], "text": [ "It's more or less about the party ending abruptly and reality snapped in. \n\nStill drunk but you know better.", "You're still drunk, but since alchohol is a depressant the \"downer\" aspect of the drug is countered by _...
[]
[]
[ [], [] ]
5uca7y
why do most modern helicopters have 4 or more blades, while most older helicopters have only 2?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5uca7y/eli5_why_do_most_modern_helicopters_have_4_or/
{ "a_id": [ "ddt1o1o", "ddt205x", "ddt4e1n", "ddt8rgh", "ddt97n5", "ddu29ss" ], "score": [ 141, 17, 424, 4, 65, 2 ], "text": [ "First, that is not true. The first Sikorsky military helos in the US were a three blade design, while the popular civilian Bell 4...
[]
[]
[ [], [], [], [], [], [] ]
fenvt2
where wealthy people earn money from?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/fenvt2/eli5_where_wealthy_people_earn_money_from/
{ "a_id": [ "fjp8iyn", "fjpa98v", "fjpadfv" ], "score": [ 2, 2, 2 ], "text": [ "Companies make money before you sell them. If you are the owner of a successful company you dont need a boss to take a salary.", "Okay so I am going to break this down as much as I can and if you ha...
[]
[]
[ [], [], [] ]
g1jlxv
if all companies engage in stock buybacks, how does that affect our economy?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/g1jlxv/eli5_if_all_companies_engage_in_stock_buybacks/
{ "a_id": [ "fng03zf", "fnrmumy" ], "score": [ 3, 2 ], "text": [ "Stock buybacks don't effect the economy.\n\nThey effect the value of the shares held by existing stockholders, and the price to be paid by future shareholders. Nothing else in the economy is effected, thus their desirabilit...
[]
[]
[ [], [] ]
6ii5kc
why is iran talked about negatively by the west and the middle east?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6ii5kc/eli5_why_is_iran_talked_about_negatively_by_the/
{ "a_id": [ "dj6fr8l" ], "score": [ 2 ], "text": [ "Most of the Middle East hates them because they are Shiite Muslims, unlike Arabs which are majority Sunni (sorta like Catholics vs. Protestants). Additionally, Iran has been flexing its muscles to gain more influence in Lebanon, Syria, and Iraq b...
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[]
[ [] ]
4v367h
how are there places where the desert meets the ocean, like in saudi arabia?
I don't understand how you can have a dry sandy landscape right next to an ocean and not have any precipitation and vegetation.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4v367h/eli5_how_are_there_places_where_the_desert_meets/
{ "a_id": [ "d5v27wp", "d5v3be0", "d5v3ihl", "d5v9jkm" ], "score": [ 8, 16, 6, 2 ], "text": [ "Ocean does not imply precipitation. Weather patterns are way more complicated than that, and it's perfectly possible for a particular stretch of ocean to receive less rainfall tha...
[]
[]
[ [], [], [], [ "https://www.reddit.com/r/explainlikeimfive/search?q=subreddit%3Aexplainlikeimfive+how+drought+ocean&sort=relevance&t=all" ] ]
33mtpq
how does hunting preserve wildlife?
Hunters say that hunting preserves the wildlife ecosystem and keeps nature "balanced". How does this exactly work? Is hunting really necessary in order to regulate animal populations etc., doesn't nature do that on its own?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/33mtpq/eli5_how_does_hunting_preserve_wildlife/
{ "a_id": [ "cqmdy7x", "cqmdyni", "cqmdyt2", "cqmdzzt", "cqme0ln", "cqme93j", "cqmeict" ], "score": [ 4, 2, 5, 3, 2, 2, 2 ], "text": [ "That depends, if they have natural predators nature might do that. However in my country, for example, we have wil...
[]
[]
[ [], [], [], [], [], [], [] ]
5m3q27
why do american judicial courts still have judges if it's the jury who decides over guilty or not guilty?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5m3q27/eli5_why_do_american_judicial_courts_still_have/
{ "a_id": [ "dc0krhi", "dc0lfvr", "dc0ltvn", "dc0p4uh", "dc0urad", "dc0urnt", "dc0y5p4", "dc1164g" ], "score": [ 5, 317, 18, 2, 49, 4, 12, 5 ], "text": [ "judges instruct the jury and maintain order over the court. You know, on Tv, when they...
[]
[]
[ [], [], [], [], [], [], [], [] ]
4co8b2
why do dogs often let go of toys when you blow air in their face?
I've owned several dogs that can hold a toy in their mouth strong enough that I can't pull it away, yet the release it instantly if I use my mouth to blow a little air at their nose. What causes this reaction?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4co8b2/eli5_why_do_dogs_often_let_go_of_toys_when_you/
{ "a_id": [ "d1jzm89" ], "score": [ 2 ], "text": [ "I learned that it's a common misconception that it's the wind. Actually you make very high pitched whistles when you blow, and it bothers their ears." ] }
[]
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[ [] ]
5ee9us
why do major cell phone carriers allow companies like metropcs, cricket wireless, boost mobile, etc. to resell their network?
And for a cheaper price, too? I don't understand.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5ee9us/eli5_why_do_major_cell_phone_carriers_allow/
{ "a_id": [ "dabrigp", "dabsrx9", "dabug9x", "dac0l7z" ], "score": [ 10, 4, 7, 2 ], "text": [ "Metro, Cricket, and Boost are owned by T-Mobile, AT & T and Sprint, respectively. So it's basically them selling their networks to people who are more likely to pay cash money fo...
[]
[]
[ [], [], [], [] ]
9hu59l
why do electric cars (except tesla) have such a strange design compared with gasoline driven cars?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9hu59l/eli5_why_do_electric_cars_except_tesla_have_such/
{ "a_id": [ "e6ejr7u", "e6ekoih", "e6eobvu" ], "score": [ 10, 2, 5 ], "text": [ "Part of it is practical, part of it is aesthetic. \n\nElectric cars don't require an engine bay like internal combustion cars do, so you don't need much front on them. Thus they can be designed priori...
[]
[]
[ [], [ "https://car-images.bauersecure.com/pagefiles/79892/electric_car_17.jpg", "https://www.carmagazine.co.uk/electric/best-electric-cars-and-evs/" ], [] ]
6btw08
how do game developers develop games for consoles that are not yet released? also is the source code for games the same on xbox as it is on the playstation? or does ever piece of the code need to be rewritten.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6btw08/eli5_how_do_game_developers_develop_games_for/
{ "a_id": [ "dhpi3c9", "dhpi75v", "dhpilht" ], "score": [ 3, 2, 16 ], "text": [ "I'm not sure about the second part. But developers are given developer systems. They're more like a computer with the systems capabilities. I'm sure someone else can expand on it more but that's the ba...
[]
[]
[ [], [], [ "https://vignette2.wikia.nocookie.net/vgsales/images/e/ef/Sixth_gen_dev_kits.png/revision/latest?cb=20080620190913" ] ]
8jxhvj
cardio gets the heart working which ultimately makes it stronger. so why do recreational drugs that do the same thing cause harm to the heart?
Shouldn't cocaine, for example, help improve the cardiovascular system?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8jxhvj/eli5_cardio_gets_the_heart_working_which/
{ "a_id": [ "dz37n5e", "dz39bwz", "dz3bmy9", "dz3cl9i", "dz3edlh", "dz3estd", "dz3g44n", "dz3nbfu", "dz4bam6", "dz4bk26" ], "score": [ 10, 39, 234, 628, 2, 34, 3, 3, 2, 3 ], "text": [ "Exercise stimulates the heart to increase...
[]
[]
[ [], [], [], [], [], [], [], [], [], [] ]
5b316o
which privileges are stocks actually giving you in a company?
If you buy a tiny amount of Stocks for example, what are you even able to do with it except for selling it to another person which probably won't be able to do anything with it also if they actually grant nothing
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5b316o/eli5_which_privileges_are_stocks_actually_giving/
{ "a_id": [ "d9lc5qo", "d9lk73d" ], "score": [ 15, 4 ], "text": [ "A tiny amount of stocks rarely grants you a lot of power. Stocks are basically a percentage of the company's capital, also you get votes in the executive boards based on how many shares you own, therefore owning more than h...
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[ [], [] ]
4i15rx
how can half of american workers make less than $30,000 a year, but the median household income is $51,000 a year?
It's mathematically possible, if most households have two earners but the demographics must then be crazy. I can't get my head around it. So median salary is $30,000 and 85% of households contain two average workers?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4i15rx/eli5_how_can_half_of_american_workers_make_less/
{ "a_id": [ "d2u3wiv", "d2u45a8", "d2u49qp" ], "score": [ 6, 5, 3 ], "text": [ "Therein lies the issue with averages. Most households with only one income have a single high earning income, driving up the average. Households with two earners tend to both have lower incomes. \n\nTha...
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[ [], [], [] ]
6l0w86
what exactly is that feeling when you dry swallow a big pill?
I took some moderately sized pain relievers in the middle of the night without water, and the entire day I've felt like I have something stuck in my throat. Why is that? I've drank water all day and I'm positive I don't have anything stuck in my throat.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6l0w86/eli5what_exactly_is_that_feeling_when_you_dry/
{ "a_id": [ "djq9aq0", "djr4wo0" ], "score": [ 5, 2 ], "text": [ "You should be careful, picture a mostly dry cup, and pouring flour in it, the flour adheres to the moisture on the walls, and that's the same with the chalk residue or gelatin on the outside of the pill. I use to not care, ...
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[ [], [ "http://www.msn.com/en-in/health/medical/the-danger-of-swallowing-pills-without-water-it%E2%80%99s-not-choking/ar-BBy75dC?li=AAgg4jn" ] ]
1phzxn
how come some artwork seems to be extremely simple, yet is highly touted?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1phzxn/eli5_how_come_some_artwork_seems_to_be_extremely/
{ "a_id": [ "cd2hrjb" ], "score": [ 2 ], "text": [ "If a complex work of art invokes emotion or thoughtfulness in you it is a testament to the artists abilities and passion. If a simple work of art does the same thing, it shows that the artist is capable of making a statement in a much more subtle...
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[ [] ]
4imbnk
why can oriental grocery stores charge so much less for groceries than typical american chain grocery stores?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4imbnk/eli5_why_can_oriental_grocery_stores_charge_so/
{ "a_id": [ "d2z9nqr" ], "score": [ 3 ], "text": [ "Cost of labor is smaller. Cost of marketing is nonexistent. Profit margins are lower. Cost of non premium produce is lower.\n\nSame reason why Mexican/polish grocery stores are cheaper than whole foods/Mariano's/etc" ] }
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9mq2bf
how can two different observers see the same event happen at different times? or the same two events happen in different orders?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9mq2bf/eli5_how_can_two_different_observers_see_the_same/
{ "a_id": [ "e7gf9un", "e7gfjm5", "e7gr3rt", "e7gzff0" ], "score": [ 8, 11, 9, 3 ], "text": [ "In astrophysics this can happen often due to gravitational lensing. For example, we can see a supernova twice sometimes. Say a super nova goes off 2 million light years away from ...
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[ [], [], [], [] ]
2a26rz
how information or behavior is passed down through dna / genes (instinct)?
Like how does a baby dolphin know to swim up for air ect. My mind is blown by how that could be possible.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2a26rz/eli5_how_information_or_behavior_is_passed_down/
{ "a_id": [ "ciqrkex" ], "score": [ 3 ], "text": [ "When the brains is formed (based on the information in the DNA), it MUST have a default state right ? It can't be nothing, think about it.\n\nThis \"default state\" will include stuff like knowing how to breathe, making the heart beats and a lot ...
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[ [] ]
89vgnp
how did/do people train messenger or carrier pidgeons????
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/89vgnp/eli5_how_diddo_people_train_messenger_or_carrier/
{ "a_id": [ "dwttu9p" ], "score": [ 3 ], "text": [ "They fly back home by themselves, however, you cannot train them to fly anywhere else. \n\nThey were usually transported in a cage to the sender location. " ] }
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[ [] ]
3bdfvi
(a very mature 5)link inside. how is it possible to be shot through the eye and still have a chance to survive?
How is the person in the link below still appear to be functional to some degree? NSFW/NSFL [Gif posted on r/wtf recently](_URL_0_)
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3bdfvi/eli5a_very_mature_5link_inside_how_is_it_possible/
{ "a_id": [ "csl571l", "csl57rz", "csl5rkl", "cslc3f9" ], "score": [ 2, 2, 2, 2 ], "text": [ "The brain can be an exceptionally robust thing. if you mean where the bullet never deflects off the orbital socket, then there will be extensive damage to the brain, but most of ou...
[]
[ "http://gfycat.com/AdolescentWearyDarklingbeetle" ]
[ [], [], [], [] ]
1hmfq9
what is the actual ideology of the men's rights movement?
I only see it contrasted with tenants of feminism. So, in the simplest way possible, can someone explain to me what the heck this movement is all about? What does it seek to achieve? When did it start and why?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1hmfq9/eli5what_is_the_actual_ideology_of_the_mens/
{ "a_id": [ "cavqvhp", "cavr2bb", "cavr6aa", "cavtoh5", "cavtt2f", "cavvnd6" ], "score": [ 3, 2, 6, 16, 5, 2 ], "text": [ "Well Men's Rights Movement (MRM) branched off from Men's Liberation Movement in 1970 due to rejection of Feminism. MRM is considered to...
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[ [], [], [ "http://www.reddit.com/r/AskMen/comments/1h797n/saw_a_young_guy_embarrassed_in_front_of_me_by/" ], [], [], [] ]
26azc5
what has the australian government done to attract so much criticism?
I read a bit about cutting education funding, plans to expand a coal terminal that could damage the Great Barrier Reef as well as the winkgate. Appreciate if someone could lay out what Abbott's budget is about and what went wrong. Edit: thanks for the responses! Very informative.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/26azc5/eli5_what_has_the_australian_government_done_to/
{ "a_id": [ "chpcksd", "chpdsyg", "chpecys", "chpfu5u", "chpmzxf", "chpnbjr", "chpnm40", "chpnwps", "chppg9m", "chpu3ca", "chpu883" ], "score": [ 21, 7, 8, 137, 5, 3, 3, 4, 24, 2, 2 ], "text": [ "Please someone correct...
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[]
[ [], [], [], [], [ "http://sallymcmanus.net/abbotts-wreckage/" ], [ "http://www.independentaustralia.net/politics/politics-display/tracking-tony-abbotts-wreckage,6044" ], [ "http://www.news.com.au/finance/money/tony-abbott-caught-on-camera-winking-and-smiling-when-confronted-over-budget-b...
311kxs
if it was not meant to discriminate against gays, what was the intended purpose of the indiana law?
Giving the governor the benefit of the doubt, what was the purpose of the new law? Who was being forced to serve people that conflicted with their religion? And could a christian now be able to not serve Jews?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/311kxs/eli5if_it_was_not_meant_to_discriminate_against/
{ "a_id": [ "cpxpepv", "cpxq65k", "cpxsd05", "cpyay3r" ], "score": [ 17, 48, 44, 3 ], "text": [ "Laws such as this, and there are many, are intended to protect people against law suits for refusing to promote something which they find distasteful, either for religious or ot...
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[ [], [], [], [] ]
84dw77
what is grey matter of our brain?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/84dw77/eli5what_is_grey_matter_of_our_brain/
{ "a_id": [ "dvoq9wn", "dvot76a" ], "score": [ 8, 2 ], "text": [ "The cell bodies of neurons. The white matter is the axons (or the thread like parts they use to communicate), and is covered in myelin, a protein which is white. Myelin helps get the messages along faster. Because the cell b...
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[ [], [ "https://online.science.psu.edu/sites/default/files/bisc004/content/neuron.jpg" ] ]
2gjj2i
why do i sometimes get a stomach ache when i need to poop and other times i don't?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2gjj2i/eli5_why_do_i_sometimes_get_a_stomach_ache_when_i/
{ "a_id": [ "ckjsowe", "ckjsx3m", "ckjtpc5", "ckju2ei" ], "score": [ 20, 9, 2, 3 ], "text": [ "Here's why an intestine gets \"irritable.\" To have a bowel movement, the muscles in the colon and the rest of the body have to work together. If this process is somehow interrupt...
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[]
[ [ "kidshealth.org" ], [], [], [] ]
39g9s5
why does the translucent water in my bottle cast a shadow comparable to the one created by my solid body?
Edit: perhaps a better word for 'solid' would be 'opaque' in this instance
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/39g9s5/eli5_why_does_the_translucent_water_in_my_bottle/
{ "a_id": [ "cs32zlt", "cs339vd" ], "score": [ 32, 3 ], "text": [ "The light is being bent by the water in the bottle, like in a prism. water has a different refractive index than air does so it bends light differently than air does. if you put a water bottle up to light there's probably a...
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[ [], [] ]
7dhogd
what's intel optane?
Extra questions: - How does it work as a memory? - Can my laptop use it? (Lenovo Legion Y520)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7dhogd/eli5_whats_intel_optane/
{ "a_id": [ "dpxx7bp", "dpy0bq1", "dpyl7mn", "dpyo53f" ], "score": [ 3, 2, 2, 2 ], "text": [ "It's a memory technology announced by a joint venture of Intel and Micron. They have been a bit cagey about saying *exactly* how it works. It's not quite as fast as DRAM, but clo...
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[ [], [], [], [] ]
1ojxs9
who are the good guys in syria?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1ojxs9/eli5_who_are_the_good_guys_in_syria/
{ "a_id": [ "ccsnt4n", "ccsnuei" ], "score": [ 2, 5 ], "text": [ "If you side with the US Government and say the side that Obama is sending arms to, you could be arrested on terrorism charges for answering this question. ", "Pretty much only the civilians caught in the crossfire now. ...
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[ [], [] ]
5g1d2w
what is the difference between dark/gritty and edgy/angsty?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5g1d2w/eli5_what_is_the_difference_between_darkgritty/
{ "a_id": [ "daopgdp" ], "score": [ 2 ], "text": [ "Dark and gritty is an attempt to take less desirable elements of reality and amplify them so that they stand out. It's just a way of crafting a setting, theme or mood. It's having the weather almost always be bad, it's having crime be more rife, ...
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44u3ex
why do open-back headphones sound better?
So a friend and I have been messing with headphones recently, and we found that open-back headphones just sound... better. It's hard to explain exactly how. There's a few things. First of all, the sound is just crisper. Second of all, the sound just feels more... There. Present. Closed-back headphones sound like you ...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/44u3ex/eli5_why_do_openback_headphones_sound_better/
{ "a_id": [ "czsxov5" ], "score": [ 2 ], "text": [ "Because the sound the driver produces doesn't get reflected back to your ear by the back of the cup. Better headphones typically have more thought put into how sound interacts between your ear and the headphone, and the drivers are made out of li...
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[ [] ]
eyb0le
how does a wi-fi extender work? let's say if a certain location has a signal of -50dbm, how does adding an extender at that exact location boost the signal around it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/eyb0le/eli5_how_does_a_wifi_extender_work_lets_say_if_a/
{ "a_id": [ "fgg3i47", "fgg3n3f", "fgg4yvx", "fgg5hhn", "fgg6cob", "fgg8mge", "fggasik" ], "score": [ 9, 2, 3, 2, 3, 2, 3 ], "text": [ "You add it before the signal drops, then it repeats the signal so it can be accessed further away.", "The equi...
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[ [], [], [], [], [], [], [] ]
7gx0sd
a few genuine questions about depression.
Hi, first time posting here, sorry if this is a dumb question. I read a post earlier saying how it was near impossible to function with depression. It said it was hard to talk walk and concentrate. Is depression a thing we're born with or does it develop overtime? If it develops over time, for what reason will it devel...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7gx0sd/eli5_a_few_genuine_questions_about_depression/
{ "a_id": [ "dqmdem4" ], "score": [ 6 ], "text": [ "No such thing as a dumb question.\n\nSo, depression can be confusing because we use the word \"depression\" and its' alternate forms to both describe a psychological disorder, and to describe an emotion that we all go through.\n\nThe key differen...
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[ [ "https://www.youtube.com/watch?v=NOAgplgTxfc" ] ]
3m9rui
how was the first straight edge ruler made?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3m9rui/eli5_how_was_the_first_straight_edge_ruler_made/
{ "a_id": [ "cvd9ce2" ], "score": [ 4 ], "text": [ "I can speak from a machining perspective. Your question seems to be parallel to something I find interesting. That is, how were the first precision machines made, when you need to already have precision machines to make them?\n\nThe answer is, ...
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[ [] ]
4epcft
what's the difference between a narcissist and somebody who, naturally, looks out for their own well-being?
From a standpoint of natural selection wouldn't it be beneficial to care that much about one's own well-being?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4epcft/eli5whats_the_difference_between_a_narcissist_and/
{ "a_id": [ "d225oyn" ], "score": [ 6 ], "text": [ "Like many disorders, the answer is: when it's a disorder. When it becomes pathological, uncontrollable, and negatively impacts your life. What's the difference between someone who is hyperactive and someone who has ADHD? When they can't control i...
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213pek
why is cheese sold in wheels?
It makes more sense to me that cheese would be made and sold in blocks that would be easier to store and portion out. The only answers I have gotten were about "curing". So why wheels?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/213pek/eli5_why_is_cheese_sold_in_wheels/
{ "a_id": [ "cg9az2q", "cg9azg0" ], "score": [ 4, 3 ], "text": [ "A lot of cheeses were (and still are) made in presses, which are easiest to make in circles. Then, they're wrapped in cheesecloths and left to cure. The amount of extra you would get in storage by doing rectangles instead of...
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[ [], [] ]
8lw44z
why don’t humans have any real fur, and why does the fur we have feel different than animal fur?
I mean like, why’d we lose it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8lw44z/eli5_why_dont_humans_have_any_real_fur_and_why/
{ "a_id": [ "dziv7pv", "dzivaag" ], "score": [ 5, 28 ], "text": [ "We do not have fur, we have hair. They are different things. \n\nWe do not fully know why we lost a lot of our body hair. \n\nSome think that it occurred when our ancestors moved from the trees to the plains as a method to ...
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[ [], [] ]
4creyc
the music of frank zappa
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4creyc/eli5_the_music_of_frank_zappa/
{ "a_id": [ "d1ks0m8", "d1ks2kw" ], "score": [ 2, 2 ], "text": [ "He made his own genre, really. He definitely had all kinds of influences in jazz, doo-wop, pop, modern classical, and virtually everything else. I've seen it called porn rock, avant-garde rock, and so on.", "Frank Zappa ...
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[ [], [] ]