q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
value | subreddit stringclasses 1
value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
|---|---|---|---|---|---|---|---|---|---|
oxtke | internet bandwidth and how we are running out of it | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/oxtke/eli5_internet_bandwidth_and_how_we_are_running/ | {
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"text": [
"Where did you hear that we are 'running out' of bandwidth?",
... | [] | [] | [
[],
[],
[],
[],
[
"http://74.125.127.105",
"Google.com"
],
[],
[],
[],
[]
] | ||
assirz | why does powdered food/protein only start to spoil when mixed with water? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/assirz/eli5_why_does_powdered_foodprotein_only_start_to/ | {
"a_id": [
"egwdmiq"
],
"score": [
4
],
"text": [
"Bacteria needs water much like us to survive and importantly metabolize, however unlike us it cannot walk to the sink to get it and thus needs it in the vicinity."
]
} | [] | [] | [
[]
] | ||
s2iq6 | why if prostitution is illegal, hookers do not simply go through a motions of 'borrowing' money upfront and then pretending to want have sex afterwords? | I know it obvious what they're doing, but it still would technically be within the law. Is there something else I should know? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/s2iq6/eli5_why_if_prostitution_is_illegal_hookers_do/ | {
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"text": [
"The legal loop hole I've seen is to hire the girl as a 'model' for nude photos.\n\nThat way there is a legal excuse for a exchange of currency, and you can tell if the girl is an ... | [] | [] | [
[],
[],
[],
[]
] | |
7cwomv | which nations didn't actively target civilians in ww2? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7cwomv/eli5_which_nations_didnt_actively_target/ | {
"a_id": [
"dpt7h54",
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"text": [
"All the major combatants did at various times. Examples: \n\n * Germany in the Netherlands, where they completely flattened Rotterdam\n\n * The UK in the bombing of Dresden\n\n * Japan in China (from 19... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Sook_Ching"
],
[],
[]
] | ||
9le01j | why couldn't a rocket in space accelerate indefinitely with a constant force on it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9le01j/eli5_why_couldnt_a_rocket_in_space_accelerate/ | {
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"text": [
"Because it would need an infinite amount of fuel meaning it would have an infinite amount of mass meaning any amount of finite force wouldn't actually cause ... | [] | [] | [
[],
[],
[],
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] | ||
65658b | what is the difference between an object, a class, and an instance? | edit: Yes, it is a programming question. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/65658b/eli5_what_is_the_difference_between_an_object_a/ | {
"a_id": [
"dg7rbu9"
],
"score": [
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],
"text": [
"Think of a class as a template, where functions and fields are defined. \n\nFrom that template, we can build concrete instances/objects. \n\n\nA very simplified example:\n\nImagine, a Person class has the fields: name and age, and address. But i... | [] | [] | [
[]
] | |
aufj74 | why do movies and television often use a yellow tint for flashbacks/past events? | Is there any significance with yellow or was it just chosen at random. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aufj74/eli5_why_do_movies_and_television_often_use_a/ | {
"a_id": [
"eh7tew7",
"eh7tl6q"
],
"score": [
13,
3
],
"text": [
"It's called sepia tone. It's solely because it's the color of old photographs, and thus makes people think \"old\".",
"Early photographs had a yellow tinge because of the developing chemicals and paper used at the time.... | [] | [] | [
[],
[]
] | |
1fmw6s | the mass-energy equivalence equation (e=mc^2) | I've been reading on anti-matter and the fact that mixing matter and anti-matter is astonishingly powerful. What I'm trying to figure out is how much energy is released from a given amount of anti-matter.
For example. If I have 1g of anti-matter and I plug the equation accordingly, how much energy and in what sort of ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1fmw6s/eli5_the_massenergy_equivalence_equation_emc2/ | {
"a_id": [
"cabw7s2",
"cabw8zp"
],
"score": [
3,
2
],
"text": [
"Matter and antimatter combinations convert completely efficiently, so you can just say that 100% of the antimatter is being converted to energy. So we can do it like:\n\n > E = mc^2\n\n > E = .001 kg * 300,000,000 m/s ^2\n... | [] | [] | [
[
"https://www.google.com/search?safe=off&q=%28.001+kg%29*%28300%2C000%2C000+m%2Fs%29%5E2+%3D+%3F+J&oq=%28.001+kg%29*%28300%2C000%2C000+m%2Fs%29%5E2+%3D+%3F+J&gs_l=serp.12...0.0.0.3589.0.0.0.0.0.0.0.0..0.0...0.0.0..1c..15.serp.ES2hDHOwFFo"
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"http://en.wikipedia.org/wiki/Dimension_analysi... | |
2r6ynq | why do the special effects in district 9 (relatively low budget) look so much better than newer special effects (tmnt, the last transformers movie) despite significantly larger budgets? | I re-watched District 9 tonight and noticed how much better the SFX were than some recent popular films. I know a frailty of SFX is showing the world as being "dirty," so how did District 9 manage to pull off the prawns and their dirty existence better than Michael Bay and his big budget CGI films? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2r6ynq/eli5_why_do_the_special_effects_in_district_9/ | {
"a_id": [
"cnd17r7",
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"score": [
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2
],
"text": [
"It's a matter of style.\n\nDistrict 9 is a hard science fiction setting. It's designed to make everything look real, and it complemented the harsh and real look at how human cultures deal with minorities. But looking real is... | [] | [] | [
[],
[]
] | |
333rkg | aside from slight fluctuations over time, has the earth always been roughly the same mass (including organisms)? | Everything we build comes from matter on Earth, so we don't really gain any matter, and what we lose amounts to satellites and rockets sent to space, right? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/333rkg/eli5_aside_from_slight_fluctuations_over_time_has/ | {
"a_id": [
"cqh967z",
"cqhc4wt"
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"score": [
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2
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"text": [
"Since its formation, yes, it has. There are minor processes - we slowly lose light gases to space, and sometimes a big rocks hit us - but neither is significant on the scale of the Earth's total mass.",
"There is a preva... | [] | [] | [
[],
[]
] | |
5i72yk | the law of increasing returns | I've searched a bit about the law of diminishing returns and the law of augmenting returns but I don't really get it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5i72yk/eli5the_law_of_increasing_returns/ | {
"a_id": [
"db5we83"
],
"score": [
2
],
"text": [
"The basic idea of a diminishing return is if you are losing a % of something each iteration as you approach 0 you will lose less and less (or are increasing by a flat amount as this amount will relatively be less over time), an augmented return i... | [] | [] | [
[]
] | |
73ymc9 | why is beer more opaque the colder it is? | And how exactly does it effect the taste? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/73ymc9/eli5_why_is_beer_more_opaque_the_colder_it_is/ | {
"a_id": [
"dnugjoy"
],
"score": [
3
],
"text": [
"Well I never actually noticed that *but* it is consistent with the fact that beer contains proteins, and the colder it is, the less the proteins may be soluble in water, hence the coming out of solution, hence the cloudiness.\n\n\n"
]
} | [] | [] | [
[]
] | |
4gsje2 | can an object moving fast enough in a vacuum produce a visible shockwave similar to a sonic boom for advanced jet fighters? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4gsje2/eli5can_an_object_moving_fast_enough_in_a_vacuum/ | {
"a_id": [
"d2kcs1e",
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"score": [
2,
3
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"text": [
"If it's in total vacuum, no. There's nothing for the shock wave to be composed of. The visible shock wave you see on fighters is water vapor being squeezed out of the air.",
"Not in a vacuum, no.\n\nTo create a \"light b... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Cherenkov_radiation"
]
] | ||
2afgvg | what hard drives do they use in space? | This is a question going around in office, we are wondering what hard drives do they use in space as zero gravity would surely affect the spinning disk. What do they use in space stations and rockets during launch? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2afgvg/eli5what_hard_drives_do_they_use_in_space/ | {
"a_id": [
"ciuildi"
],
"score": [
5
],
"text": [
"Gravity doesn't affect the spinning disk. It spins because there's a motor attached, not through force of gravity.\n\nThey use (or have used) regular IDE hard drives. _URL_0_"
]
} | [] | [] | [
[
"http://www.computerworld.com/s/article/9083718/Shuttle_i_Columbia_s_i_hard_drive_data_recovered_from_crash_site_"
]
] | |
aal8rt | about what pixelation do my eyes see at? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aal8rt/eli5_about_what_pixelation_do_my_eyes_see_at/ | {
"a_id": [
"ecswduc",
"ect0vp8"
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"score": [
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2
],
"text": [
"About 576 megapixels is what I found out by copying and pasting your question into Google. ",
"The average *angular resolution* (the separation which two objects must have to be visually distinguishable as two separate ... | [] | [] | [
[],
[]
] | ||
33zwjo | why do lions or tigers that are living in the same enclosure suddenly start to roar and bite at each other? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33zwjo/eli5why_do_lions_or_tigers_that_are_living_in_the/ | {
"a_id": [
"cqpyfju"
],
"score": [
2
],
"text": [
"It's how the communicate. Sometimes it's playful, sometimes it's them trying to show dominance, sometimes it's one saying \"Hey. Quit it.\" It seems to come from nowhere but really it's just them talking to each other."
]
} | [] | [] | [
[]
] | ||
7gboa6 | why do humans have such revolting reactions to gore and death while animals don't seem to care and happily eat each others cadavers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7gboa6/eli5_why_do_humans_have_such_revolting_reactions/ | {
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"score": [
3,
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],
"text": [
"What animals are you thinking of that “happily” eat cadavers of their own species? ",
"Familiarity, or lack thereof, has a lot to do with it. There are people who work in abat... | [] | [] | [
[],
[],
[],
[]
] | ||
4h5b3r | why do some shops (costco, makro etc) have membership criteria before you can shop there? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4h5b3r/eli5_why_do_some_shops_costco_makro_etc_have/ | {
"a_id": [
"d2nhz1b",
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],
"score": [
2,
2
],
"text": [
"Because they can make extra money off of the membership fee and additionally the customer is more likely to continue shopping there if they have already invested money in a membership. It hooks people in.",
"It's so tha... | [] | [] | [
[],
[]
] | ||
1022y4 | shrodinger's equation and dirac equation? | I'm not talking about Shrodinger's cat btw, just the actual equation. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1022y4/eli5_shrodingers_equation_and_dirac_equation/ | {
"a_id": [
"c69urqp",
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"score": [
2,
2
],
"text": [
"They both describes the change of a physical system over time according quantum mechanics. To do the calculations you should add anything that's relevant to the system. Like fields and whatnot.\n\nDirac's take special(not ge... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Particle_in_a_box"
],
[]
] | |
aa6elq | how do people smooth out ice in downhill ice skating? | I can't imagine them using a Zamboni for it, so how would they cleanup/smooth out the ice on those tracks?
[example of a race](_URL_0_) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aa6elq/eli5how_do_people_smooth_out_ice_in_downhill_ice/ | {
"a_id": [
"ecprzf1"
],
"score": [
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"text": [
"The same way they make bobsled and luge runs. The ice isn't very thick, and you apply it with a mister or similar slow application method. Each layer freezes before you put the next one on, and freezes so quickly it doesn't have time to slide dow... | [] | [
"https://www.youtube.com/watch?v=FC635rC_1Us"
] | [
[]
] | |
4n8eas | why is the middle east constantly at war with the west? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4n8eas/eli5_why_is_the_middle_east_constantly_at_war/ | {
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"text": [
"Couple hundred years of Western imperialism, the hitherto inability of many Islamic states to successfully adapt to modern international politics, and militarization prompted by i... | [] | [] | [
[],
[],
[],
[]
] | ||
1ub4ot | how does china raise money under a communist tax system? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ub4ot/eli5_how_does_china_raise_money_under_a_communist/ | {
"a_id": [
"ceg9oi6"
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"score": [
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],
"text": [
"China's tax regime is similar to that of most other countries, consisting of primarily:\n\n* Personal taxes, such as income tax, which is levied on individuals and small businesses\n* Business taxes levied on company profits and on goods sold\n* ... | [] | [] | [
[]
] | ||
4nnbxe | why do some animals immediately hate each other when placed together and other animals immediately fall in love and take to each other? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4nnbxe/eli5_why_do_some_animals_immediately_hate_each/ | {
"a_id": [
"d45e633",
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"score": [
21,
5,
5
],
"text": [
"Why do some humans immediately hate each other when placed together and other humans immediately fall in love and take to each other?",
"The vomeronasal organ detects chemical cues that trigger sex... | [] | [] | [
[],
[],
[]
] | ||
dqrdzp | survivorship bias and how to apply it | I hear about survivorship bias, and I hear examples like "Bill Gates dropping out of college is survivorship bias". I don't really know how they correlate, or how to think of things with that in mind. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dqrdzp/eli5_survivorship_bias_and_how_to_apply_it/ | {
"a_id": [
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"text": [
"Survivorship bias is coming to conclusions based on what limited data survived or only on examples of people who succeeded.\n\nIf you look at a collection ... | [] | [] | [
[],
[],
[],
[],
[]
] | |
23qjxy | dungeons & dragons. i'm starting a game next week for the first time and kind of need a quick introduction/advice. | I guess we're playing the 4th edition and I have to create my character. This is a fairly new game to me but I know most of it is played based on dice rolls. I'm usually a card/poker player but I can't deal with all the smoke lately (major headache going home to shower then to the night shift job) and this group of... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23qjxy/eli5_dungeons_dragons_im_starting_a_game_next/ | {
"a_id": [
"cgzm1fr",
"cgznpna"
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"score": [
6,
2
],
"text": [
"People will help you with all the rules, which are pretty straightforward. What you probably want is a primer on what a role-playing game is all about.\n\nRPGs are about putting yourself into the mindset of your chosen chara... | [] | [] | [
[],
[]
] | |
5qo8iq | what is the difference between an expat and an immigrant? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5qo8iq/eli5_what_is_the_difference_between_an_expat_and/ | {
"a_id": [
"dd0rvh7"
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"score": [
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"text": [
"You're an expat if you're temporarily living in a foreign country on a temporary visa. You're an immigrant if you have acquired a lifetime visa or citizenship from a foreign country, and have moved there permanently."
]
} | [] | [] | [
[]
] | ||
fpweht | how do copper wires and fiber optics (light) transmit data? | Hi,
I am currently studying computer networks and I have been reading about how data is transmitted via copper wires and fiber optics.
I understand the very basics of computers, data, logic gates and binary code.
However, currently I am struggling to wrap my head around how data can be transmitted by copper/lig... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fpweht/eli5_how_do_copper_wires_and_fiber_optics_light/ | {
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"flnum5l",
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"score": [
5,
33,
2,
2,
2,
3,
2
],
"text": [
"Copper is used to send electrical impulses that get translated into data.\n\nSame.. with light for fibre optic. O... | [] | [] | [
[],
[],
[
"https://en.wikipedia.org/wiki/Phase-locked_loop",
"https://en.wikipedia.org/wiki/8b/10b_encoding"
],
[],
[],
[],
[
"https://www.otelco.com/resources/a-guide-to-fiber-optic-internet/"
]
] | |
2jwnn7 | the following chart puts ebola into perspective with other causes of death in africa. resulting question: why is ebola such a "huge thing"? | [Chart taken from _URL_0_](_URL_1_)
sadly they don't really explain their chart, so i was wondering if you could help me... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jwnn7/eli5_the_following_chart_puts_ebola_into/ | {
"a_id": [
"clfrhiv",
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"score": [
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2
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"text": [
"In addition to /u/Science_Ninja's response:\n\n- HIV/Aids - old news. It's been around for a while, and we all know how to protect against it.\n- Respiratory infections - Very general term. And usually treatable (in First ... | [] | [
"vox.com",
"http://imgur.com/hX2Q2qQ"
] | [
[],
[]
] | |
cb2qsm | why is it impossible to go back to automatic breathing without essentially just forgetting to breath | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cb2qsm/eli5_why_is_it_impossible_to_go_back_to_automatic/ | {
"a_id": [
"etcp418"
],
"score": [
2
],
"text": [
"When you are 'thinking about breathing' and trying to go back to breathing automatically, you can't just 'stop thinking about breathing'. 'Not thinking about something' isn't really something people can do, outside of meditation perhaps.\n\nInste... | [] | [] | [
[]
] | ||
7i2cnp | how can diabetics do a keto diet when ketoacidosis is so bad for a diabetic? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7i2cnp/eli5_how_can_diabetics_do_a_keto_diet_when/ | {
"a_id": [
"dqvl3jd",
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"score": [
4,
2
],
"text": [
"You are right DKA is a state of ketosis. \n\nThe problem with diabetics is the ketosis is caused by lack of glucose getting into target cells. Which sets off a chain of events that results in DKA. \n\nFor diabetics this can ... | [] | [] | [
[],
[]
] | ||
301fjx | how does my horoscope always seem to relate to something happening in my life? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/301fjx/eli5_how_does_my_horoscope_always_seem_to_relate/ | {
"a_id": [
"cpo70gw",
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"cpo72xt",
"cpo77e1",
"cpo7b49"
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"score": [
3,
7,
9,
3,
3
],
"text": [
"Because these comments are normally generalized so that most individuals can make a connection.",
"General statements and confirmation bias.\n\nHave someo... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
5hdfqf | could the united states government or the state governments invalidate all existing same-sex marriages? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hdfqf/eli5_could_the_united_states_government_or_the/ | {
"a_id": [
"dazb6wy",
"dazbadc",
"daztla7"
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"score": [
2,
6,
2
],
"text": [
"It would basically take a constitutional amendment at this point, and equal marriage has way to much support now for that to happen ",
"The US Supreme Court has ruled that the constitution gives ev... | [] | [] | [
[],
[],
[]
] | ||
af4why | how can the human body give birth without actively pushing? | I was reading the horribly sad new story about the woman giving birth who has been in a vegetative state for many years. [here](_URL_0_)
The staff called 911 after their baby was born because it was not breathing and they said on the call they had no idea she was pregnant. Birth is a pretty active experience for the m... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/af4why/eli5_how_can_the_human_body_give_birth_without/ | {
"a_id": [
"edviiec",
"edvlhef",
"edwfnps"
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"score": [
4,
3,
2
],
"text": [
"There’s actually a link to an article in the story that answers your question. Basically the woman wasn’t brain dead so her body is fully capable of carrying a pregnancy. Since we don’t know the type of... | [] | [
"https://amp.cnn.com/cnn/2019/01/09/us/arizona-woman-vegetative-state-gives-birth/index.html"
] | [
[],
[],
[]
] | |
qj8br | why is pokemon so great? | I missed the craze, but I love video games! When I saw a pic of two gameboys linked up I thought man, I bet I would have loved that.
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/qj8br/eli5_why_is_pokemon_so_great/ | {
"a_id": [
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"score": [
4,
3
],
"text": [
"It took classical RPG elements from early video games and allowed for nearly unlimited choices. You start with one of three but from there what other Pokemon you use and what attacks they use are highly customizable. Two peo... | [] | [] | [
[],
[]
] | |
jpkoa | how does the american legislative power work? | I understand there's a difference between the Senate, the HoR and the Congress, but how does this marriage work? As things are right now, USA has a democrat for president, but the majority of congress is republican. Can congress block specific bills and such? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jpkoa/eli5_how_does_the_american_legislative_power_work/ | {
"a_id": [
"c2e3ep5",
"c2e3ep5"
],
"score": [
2,
2
],
"text": [
"The Congress _is_ the House of Representatives and the Senate. A bill must be approved by a simple majority (in theory at least) in both the House and the Senate, and only then is it sent to the President to be signed.\n\nI... | [] | [] | [
[],
[]
] | |
5uu73s | how can a wireless router send millions of bits of information to a computer in only 1 second? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5uu73s/eli5how_can_a_wireless_router_send_millions_of/ | {
"a_id": [
"ddwwi4m",
"ddwx7u6"
],
"score": [
3,
2
],
"text": [
"It sends them one after the other... and really, really fast. What are wondering about specifically?\n\nEdit: read the following answer",
"Correct me if I'm wrong but here goes\n\nThey used to be slow, but they all pract... | [] | [] | [
[],
[]
] | ||
8qkyeq | why are car keys so different to normal ones? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8qkyeq/eli5_why_are_car_keys_so_different_to_normal_ones/ | {
"a_id": [
"e0jy97l"
],
"score": [
4
],
"text": [
"Cars contain a little computer that talks electronically to a little chip in the fat part of the car key.\n\nThat's quite expensive so normal locks don't have it."
]
} | [] | [] | [
[]
] | |
29bm5v | what is the difference between a union worker and someone who isn't in a union? | Also, why does WALMART dislike union workers? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/29bm5v/eli5_what_is_the_difference_between_a_union/ | {
"a_id": [
"cijb6ce"
],
"score": [
8
],
"text": [
"The basic difference is that in a Union, the union acts as an intermediary for all the workers, and negotiates salaries, benefits etc. on behalf of all the workers. In a non-union workplace, each worker negotiates these things individually with ... | [] | [] | [
[]
] | |
1temna | when we swallow how do our bodies know if its food or a liquid to put it in the right intestine? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1temna/eli5_when_we_swallow_how_do_our_bodies_know_if/ | {
"a_id": [
"ce757av"
],
"score": [
2
],
"text": [
"It all goes to the same place; you don't have separate intestines for liquids and solids."
]
} | [] | [] | [
[]
] | ||
2dp0so | do those phone apps that say they can save power actually do anything? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dp0so/eli5_do_those_phone_apps_that_say_they_can_save/ | {
"a_id": [
"cjrncpx"
],
"score": [
2
],
"text": [
"generally no.\n\nIf you take a look at what your smartphone uses the lion share of its battery for its the screen (40% to 70%). The easiest way for most smartphone users to extend their battery life is just to keep their screen brightness down an... | [] | [] | [
[]
] | ||
2wxslb | why is all tap water "chemically the same" when los angeles water clearly tastes different than iowa water? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2wxslb/eli5why_is_all_tap_water_chemically_the_same_when/ | {
"a_id": [
"cov2voa",
"cov3bff",
"cov3jfj",
"cov4rx4"
],
"score": [
19,
3,
7,
4
],
"text": [
"All tap water isn't \"chemically the same\". Tap water from different areas is going to have different quantities of dissolved solids and other impurities, all depending upon the ... | [] | [] | [
[],
[],
[],
[]
] | ||
1dytae | how is it at all possible that a criminal could sue if they get hurt in the process of trying to steal/commit crime? | I was on another subreddit, /r/talesfromretail, and they were talking about legislation and why companies would prefer you not to chase thieves because it could cost them a bunch of money. Someone referenced an incident where a guy sued because he fell through the skylights of a building while sneaking in to steal merc... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1dytae/eli5_how_is_it_at_all_possible_that_a_criminal/ | {
"a_id": [
"c9v564j",
"c9v5aw9",
"c9v5tax"
],
"score": [
2,
2,
9
],
"text": [
"Negligence resulting in injury is negligence resulting in injury, regardless of the circumstance.",
"As for chasing people out, the average retail worker is not trained on how to safely take down a ... | [] | [] | [
[],
[],
[]
] | |
2rsqcd | how betting works for horse/dog racing. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rsqcd/eli5_how_betting_works_for_horsedog_racing/ | {
"a_id": [
"cnixerc",
"cnj0tq8",
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],
"score": [
44,
25,
2
],
"text": [
"It's \"para-mutual\" racing, mostly.\n\nEveryone bets, but they're not betting against the house, they're betting against each other. This explains the \"odds.\" If everyone is betting on one horse, t... | [] | [] | [
[
"http://horseracing.about.com/cs/handicapping/a/aaoddschart.htm"
],
[],
[]
] | ||
8jn7u0 | why do credit card scanners have to ask "credit or debit" instead of figuring it out automatically from your card? | I guess a follow up question is: why do some machines ask you, and other machines don't ask you? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8jn7u0/eli5_why_do_credit_card_scanners_have_to_ask/ | {
"a_id": [
"dz0xp1i",
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"dz16q5l"
],
"score": [
3,
3,
2,
34,
3
],
"text": [
"You can run a debit card as a credit card and the money will still come off of it but it will take a bit longer, like a day or two. That's all I've seen as t... | [] | [] | [
[],
[],
[],
[],
[]
] | |
1st0f1 | why do my fingernails hurt (badly!) after a while when i take nail polish off? | I know I am not the only person who gets this. If I don't paint my nails right away after taking nail polish off, after about 2 hours my bare nails / fingernail beds start to THROB. And it's not just a little pain. It can be excruciating! And as soon as I paint them again, and the polish dries, everything is groovy... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1st0f1/eli5_why_do_my_fingernails_hurt_badly_after_a/ | {
"a_id": [
"ce0xcsf"
],
"score": [
3
],
"text": [
"Nail polish acts as a protective layer on top of your nails, and when removing it your nails are much more sensitive and softer because they're used to the protective nail polish. It could also be because when you're wearing the polish, your nail... | [] | [] | [
[]
] | |
2rp94j | why is soybean oil labeled "vegetable oil"? | If you look at food oils, you'll see that almost all of them are labeled with the sort of plant they come from - canola, corn, olive, coconut, peanut, etc. - with one exception. Soybean oil is almost universally labeled "vegetable oil" on the store shelves. What makes it different?
Are there that many people opposed... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rp94j/eli5_why_is_soybean_oil_labeled_vegetable_oil/ | {
"a_id": [
"cnhz9d8"
],
"score": [
2
],
"text": [
"It's common for all oils derived from plant seeds to be labeled as vegetable oils. I don't know how it started, but it's over a century old. This is why soy, a legume, has oil that is considered a vegetable oil."
]
} | [] | [] | [
[]
] | |
7uwvp1 | how do endowment scholarships work? | Say you donate 100,000 to a university for scholarship, but the market does really well, beyond the 4,000 or whatever per year that is given to a student. Would more money in subsequent years be given out? If after 20 years the endowment is worth 200,000, would more money be given out to students? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7uwvp1/eli5how_do_endowment_scholarships_work/ | {
"a_id": [
"dtpaq7d"
],
"score": [
2
],
"text": [
"Yes. The payout of the endowment is dependent upon the market. Currently, it sits at about 3.75%, which changes year to year. So this year, the payout will be about $3,750 for a scholarship. If it were at $200,000 then the payout would be $7,500.... | [] | [] | [
[]
] | |
216f91 | why tanks and other military vehicles occasionally fire depleted uranium shells. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/216f91/eli5_why_tanks_and_other_military_vehicles/ | {
"a_id": [
"cga1ma4",
"cga1w3d",
"cga1y1r",
"cga21y5"
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"score": [
2,
3,
2,
5
],
"text": [
"Depleted uranium can penetrate armor that steel rounds can't.",
"Depleted uranium is incredibly dense. This gives it excellent properties as an armour piercing round, as it get... | [] | [] | [
[],
[],
[],
[
"https://www.youtube.com/watch?v=Wc-zmb3jAgo"
]
] | ||
2ydenb | why are sage and salt used to keep "bad spirits" out? | You always see that in horror movies and even mediums on reality (ish?) TV say if you have something negative in your home to cleanse it with sage and put salt at the threshold of the doors and windows. I would like to know the source of these practices. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ydenb/eli5_why_are_sage_and_salt_used_to_keep_bad/ | {
"a_id": [
"cp8gsde",
"cp8gwfg"
],
"score": [
2,
6
],
"text": [
"Half answer. Salt symbolic of purity especially in religions. ",
"Centuries old connotations derived from folk lore and religion. \n\nSalt is used to purify and preserve food, so it is seen to do the same in a spiritual ... | [] | [] | [
[],
[]
] | |
1oytrg | what is the difference between mortgage, rent and lease? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1oytrg/what_is_the_difference_between_mortgage_rent_and/ | {
"a_id": [
"ccwzx9t",
"ccwzz4j",
"ccx2twy"
],
"score": [
20,
3,
3
],
"text": [
"\nMortgage: You get a loan for house. You buy the house with this loan. You pay interest and principle over decades. After you're done paying, you own the house.\n\n\nRent/Lease: You pay weekly/mon... | [] | [] | [
[],
[],
[]
] | ||
1mc50x | what's going on in philadelphia? why are they shutting down so many schools and rail lines and so on? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1mc50x/eli5_whats_going_on_in_philadelphia_why_are_they/ | {
"a_id": [
"cc7s4hf",
"cc7siya"
],
"score": [
2,
2
],
"text": [
"Money\n\nA government is like a business and needs to at least break even profit-wise to stay afloat. When they are losing money they have to either cut costs or raise revenue. In Philadelphia's case (and the same for most ... | [] | [] | [
[],
[]
] | ||
5cljkw | what was the significance of debasing coinage in the byzantine empire? | I've read a couple of books about the BE and they seem to make a big deal about emperors' decisions to debase the gold content in Byzantine coinage, but they don't explain why it's such a big deal.
1. Why would a Byzantine emperor decide that debasing the currency is necessary or good?
2. Should they not have done tha... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5cljkw/eli5_what_was_the_significance_of_debasing/ | {
"a_id": [
"d9xjc8k"
],
"score": [
3
],
"text": [
"The debasing of coinage was fairly widespread in both the Roman and Byzantine empires. Basically the emperors really didn't have any concept of inflation and they needed more money and since they had a limited supply of precious metals they had t... | [] | [] | [
[]
] | |
2f6jhx | if ukraine is being invaded by russian forces why don't they declare war? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2f6jhx/elif_if_ukraine_is_being_invaded_by_russian/ | {
"a_id": [
"ck6cp6p"
],
"score": [
2
],
"text": [
"The declaration of war is a dead legal construct these days. In the US congress hasn't declared war since WWII"
]
} | [] | [] | [
[]
] | ||
ar6skp | why dont airport security get cancer with all the xray machines that are constantly on | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ar6skp/eli5_why_dont_airport_security_get_cancer_with/ | {
"a_id": [
"egl5t7k",
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"egl6skd",
"egl725k",
"egl7m0r"
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"score": [
5,
16,
3,
2,
31
],
"text": [
"You don't actually go inside the airport x-ray machine, otherwise all the x-ray techs in the hospital will get cancer too.",
"Very low energy x-ray, ver... | [] | [] | [
[],
[],
[],
[],
[
"https://www.cdc.gov/niosh/pgms/worknotify/pdfs/fa_notification_final.pdf"
]
] | ||
mdnni | why 2 decibels is 10 times as loud as 1 decibel. | EDIT: So apparently its 20 decibels is 10 times as loud as 10 decibels. Not 1 and 2 like in the title. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mdnni/eli5_why_2_decibels_is_10_times_as_loud_as_1/ | {
"a_id": [
"c302mtn",
"c304ncf",
"c306w9h",
"c302mtn",
"c304ncf",
"c306w9h"
],
"score": [
4,
7,
2,
4,
7,
2
],
"text": [
"Because decibels are apparently measured on a logarithmic scale, not a linear scale.",
"One thing that everyone got wrong on this th... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
99jgc4 | how is water digested? | Does it just pass through your digestive system and go directly into your bloodstream? Wouldn't that dilute the blood and cause problems? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/99jgc4/eli5_how_is_water_digested/ | {
"a_id": [
"e4o5ui9",
"e4o6ejh",
"e4p23p9"
],
"score": [
6,
6,
2
],
"text": [
"Some of it does get absorbed into the bloodstream. Some of it stays in your GI tract. The reason you don't overhydrate is your kidneys release excess water, salt, and other crap as piss. The more water ... | [] | [] | [
[],
[],
[]
] | |
5uvxoh | why are rural and urban cultures so different? | One specific example: I recently asked my dad who lives in rural Australia if people in his community/town are homophobic, and he replied in a "D'uhh"-ish tone: "YES!!!" | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5uvxoh/eli5_why_are_rural_and_urban_cultures_so_different/ | {
"a_id": [
"ddx9coc",
"ddxegw9",
"ddxfi6f",
"ddxowi3",
"ddxq3ep"
],
"score": [
14,
17,
4,
2,
2
],
"text": [
"A lot of prejudice towards minority groups of whatever type comes from a lack of contact and exposure to those same people. In an urban environment you meet... | [] | [] | [
[
"https://www.youtube.com/watch?v=Q7_Rkj2KuNU"
],
[],
[],
[],
[
"https://youtu.be/ywSkKkuGQ2A?t=8"
]
] | |
1ldobl | why water leaves water spots on cars? and what makes spotless rinses spotless? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ldobl/eli5_why_water_leaves_water_spots_on_cars_and/ | {
"a_id": [
"cby7fk8",
"cbyamvt"
],
"score": [
2,
3
],
"text": [
"Water contains dissolved minerals. These minerals are deposited as the water dries. They are deposited most where the water is thinnest and dries quickest - around the edges or the drops. \n\nRinses work by preventing drops ... | [] | [] | [
[],
[]
] | ||
5p3bbe | when a woman cries, why does it have a powerful effect on men? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5p3bbe/eli5_when_a_woman_cries_why_does_it_have_a/ | {
"a_id": [
"dco24lr",
"dco2vll",
"dco433x",
"dco75j0",
"dcor7y0"
],
"score": [
49,
21,
12,
3,
3
],
"text": [
"Human instinct makes us alert when we hear a high-pitched sound such as a woman crying, kids screaming or cries of a dying animal. It's similar to the \"fi... | [] | [] | [
[],
[],
[],
[],
[]
] | |
czdims | why did we need the word "cis"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/czdims/eli5_why_did_we_need_the_word_cis/ | {
"a_id": [
"eyxnlkg",
"eyxnpya",
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"eyxqs3r",
"eyxrkbv",
"eyxwfkt"
],
"score": [
28,
13,
7,
2,
4,
4,
5
],
"text": [
"Assuming organic chem, we needed to be able to identify the location of chem-groups with trans (opposite sides) ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
204ewn | why do things left outside fade, but when we go outside we darken? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/204ewn/eli5why_do_things_left_outside_fade_but_when_we/ | {
"a_id": [
"cfzotfo"
],
"score": [
4
],
"text": [
"The colors get degraded by sunlight. \n\nHowever for us, our skin actively reacts to the light and creates a pigment which gives us that Darker color"
]
} | [] | [] | [
[]
] | ||
1mkrs5 | "original streets" and underground cities | So on different vacations I've toured underground cities and other historic landmarks that have "basements that were originally entrances to the street". How does that happen? Will future skyscrapers and office buildings have entrances to nowhere in the basement? Will the streets of manhattan be built over or something... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1mkrs5/eli5_original_streets_and_underground_cities/ | {
"a_id": [
"cca6keq",
"cca7xb7",
"cca8unz",
"cca95fe"
],
"score": [
11,
2,
2,
2
],
"text": [
"There are definitely examples through history of cities being built on top of older cities. Sometimes this had to do with geography, like to level or make more useable a piece of ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Multi-level_streets_in_Chicago",
"http://en.wikipedia.org/wiki/Edinburgh_Vaults"
],
[],
[],
[]
] | |
86rwjh | how does a semi-truck/tractor trailer run into an overpass due to height issues? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/86rwjh/eli5_how_does_a_semitrucktractor_trailer_run_into/ | {
"a_id": [
"dw7dvwy"
],
"score": [
3
],
"text": [
"What happens is that each time the road is repaved, the gap between the road and the bridge gets a few inches smaller. But the city/state/whoever in charge of the road rarely replaces the bridge height sign & city maps to reflect the new lower ... | [] | [] | [
[]
] | ||
81ldvp | how can the government mass produce so many dollar bills with different serial numbers with only one type of stamp? do they record which serial numbers have been used? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/81ldvp/eli5how_can_the_government_mass_produce_so_many/ | {
"a_id": [
"dv3qqnc",
"dv3wk3w"
],
"score": [
2,
2
],
"text": [
"Note that all overprinting tasks (the serial number, plate number/positions, tresuary/FRB logos, etc) is done as a separate step from the main graphics printing.\n\nThe serial numbering, from my understanding, is a automati... | [] | [] | [
[],
[]
] | ||
7a35nt | in airplanes, why is the sound quality of the captain or staff announcements so bad? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7a35nt/eli5_in_airplanes_why_is_the_sound_quality_of_the/ | {
"a_id": [
"dp6p178",
"dp6phuo"
],
"score": [
4,
2
],
"text": [
"Because to have better or more speakers would mean that it would add more weight to the plane, also the acoustics in a plane arnt great it's essentially a tube with people, sound waves are muffled by people noise,\n\n\n\n al... | [] | [] | [
[],
[]
] | ||
2cc9xx | as someone with semi-yellow teeth, will brushing/mouthwash/flossing alone be able to make them whiter, or is the damage irreversible? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cc9xx/eli5_as_someone_with_semiyellow_teeth_will/ | {
"a_id": [
"cje0oc1",
"cje16t6"
],
"score": [
9,
3
],
"text": [
"From what I've read, no. Unfortunately, without whitening products, your teeth will still be yellow. This happens because teeth are like onions ( and subsequently, ogres), they have layers. The first layer is a hard white su... | [] | [] | [
[],
[]
] | ||
4btbq9 | if all commonly-used-and-abused drugs were suddenly legal, affordable and readily-available for purchase, what would actually happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4btbq9/eli5_if_all_commonlyusedandabused_drugs_were/ | {
"a_id": [
"d1c7zln",
"d1c9i1c",
"d1c9ps6"
],
"score": [
13,
4,
2
],
"text": [
"The biggest effects would be a reduction in the violence associated with the currently illegal drug trade, higher prosperity due to reduction in non-violent criminals in prison working productively, in... | [] | [] | [
[],
[],
[]
] | ||
66h6fe | what dictates a tornado's path? what about duration? | There's a clip of a tornado sitting stationary I've seen a handful of times and I'm curious as to what influences or controls the traveling the behavior. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/66h6fe/eli5_what_dictates_a_tornados_path_what_about/ | {
"a_id": [
"dgiepwx"
],
"score": [
5
],
"text": [
"Short answer: The Illuminati.\n\nLong answer: Topography + windpatterns\nHave a look at: _URL_0_"
]
} | [] | [] | [
[
"https://earth.nullschool.net/#current/wind/surface/level/orthographic=-334.50,54.68,373"
]
] | |
5rmed3 | if parallel universes exist, how come we are not being visited all the time by people who have figured out interdimensional travel? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rmed3/eli5_if_parallel_universes_exist_how_come_we_are/ | {
"a_id": [
"dd8dhq6",
"dd8jelb"
],
"score": [
7,
3
],
"text": [
"Why would they be?\n\nJust because alternate dimensions exist doesn't necessarily mean that people can travel between them.",
"Let's agree on a few assumptions, even though these might not actually be true:\n\n1. There a... | [] | [] | [
[],
[]
] | ||
19kr7x | why does jam say "refrigerate after opening" on the jar if i've never seen it go bad? | Same goes for pickles! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19kr7x/eli5_why_does_jam_say_refrigerate_after_opening/ | {
"a_id": [
"c8owukb"
],
"score": [
5
],
"text": [
"When jam and pickles are jarred, the company makes sure their are no contaminants like bacteria in the container. There's nothing in there to make it go bad. However, once you open it, things can get in. This is why you put it in the fridge. The ... | [] | [] | [
[]
] | |
2qw43v | how does the weather anchor know what's happening on the green screen? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qw43v/eli5_how_does_the_weather_anchor_know_whats/ | {
"a_id": [
"cna2mfy",
"cna2qnl"
],
"score": [
5,
3
],
"text": [
"he looks at a t.v of to the side that displays the same thing you are seeing ",
"If you watch him closely, they're rarely looking directly into the camera. There's a monitor TV next to the camera that shows the picture ... | [] | [] | [
[],
[]
] | ||
1vy995 | why do people tend to make bad decisions under pressure? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vy995/eli5why_do_people_tend_to_make_bad_decisions/ | {
"a_id": [
"cewwy3q"
],
"score": [
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],
"text": [
"Adrenaline is a hell of a drug.\n\nSeriously though, it is. Flight/Fight fucks with your ability to think rationally. You know all the shit that soldiers have to put up with during Basic training and drills? A lot of it is there so that they can ... | [] | [] | [
[]
] | ||
59cjk6 | why are vr games so much more difficult to make and why do they require so much more processing power? | Developers have been making 3D worlds for years and it seems reasonable to assume the primary difference in VR is needing to have two viewpoints active at all times (one for each eye) to give the illusion of virtual reality and interactivity methods.
Is having those two corresponding viewpoints active simultaneously m... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/59cjk6/eli5_why_are_vr_games_so_much_more_difficult_to/ | {
"a_id": [
"d97czr7"
],
"score": [
5
],
"text": [
" > Is having those two corresponding viewpoints active simultaneously much different than split-screen on a FPS where each player has a different view?\n\nNot hugely different in principle but significantly in execution.\n\nFirst, your average c... | [] | [] | [
[]
] | |
2w5cap | why is american beer typically watered down while european beers have more flavor? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2w5cap/eli5_why_is_american_beer_typically_watered_down/ | {
"a_id": [
"conptf0",
"conqclt",
"conrdtt",
"consiw3",
"consjit"
],
"score": [
6,
18,
3,
4,
2
],
"text": [
"Those companies have a demographic that likes that beer so they produce what they know what will sell. There are many other brands in the US that aren't \"wa... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
bev2o9 | would a person feel g-force in a vacuum (such as astronauts in space)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bev2o9/eli5_would_a_person_feel_gforce_in_a_vacuum_such/ | {
"a_id": [
"el8see9",
"el8srom"
],
"score": [
2,
2
],
"text": [
"If they were accelerated, yes. If they were free floating in a spacecraft that suddenly started moving, they’d hit the wall just like in an accelerating car if you’re not strapped in.",
"G-force is the force of gravitati... | [] | [] | [
[],
[]
] | ||
37ii2t | how can there be hundreds of thousands of privately owned restaurants and bars if the industry has such a dramatic fail rate? | You often hear how non-corporate bars and restaurants have a very high failure rate, (the usual statistic you hear is 90%), and that the ones that do not fail don't really make much money, so how can millions of them exist under these conditions? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37ii2t/eli5how_can_there_be_hundreds_of_thousands_of/ | {
"a_id": [
"crmz1xw",
"crmzi3k"
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"score": [
2,
2
],
"text": [
"Yes, most fail. But some are in the process of failing, some are thriving, and some may lose money but are supported by owners who have other profitable businesses. \"Corporate Owned\" only implies a larger entity has owners... | [] | [] | [
[],
[]
] | |
2m25kv | how can hospitals charge as much as they do? | I read and article on Reddit earlier today about a lady who was hospitalized for like 10 days in a coma. Her bill came out to close to $250,000. How is this even possible or legal? How do they justify thess ludicrous prices? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2m25kv/eli5_how_can_hospitals_charge_as_much_as_they_do/ | {
"a_id": [
"cm090oe",
"cm09xb5",
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"cm0banr",
"cm0bt7e",
"cm0chsq",
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"score": [
11,
6,
5,
6,
3,
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4,
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2,
2,
9,
2,
2
]... | [] | [] | [
[],
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[],
[],
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[],
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[],
[],
[],
[],
[]
] | |
2fmp2n | how on earth do we know where we are in the universe? | So I saw a photo showing where we are in the universe (_URL_0_ if you missed it) and I was baffled as to how we know where we are! Like, how do we see so far out and how are we able to pinpoint our location so well? And how do we create the images, such as this one, where we are actually in the picture and we are looki... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fmp2n/eli5_how_on_earth_do_we_know_where_we_are_in_the/ | {
"a_id": [
"ckaoju5",
"ckaok9e",
"ckaomuj"
],
"score": [
2,
8,
3
],
"text": [
"We found a mirror really far away and we're taking selfies. No kidding that's really interesting I'm saving and upvoting, I want to know. ",
"It's CG; we have a decent model as to what our galaxy l... | [] | [
"http://i.imgur.com/CrivTNd.png"
] | [
[],
[],
[]
] | |
6jqv4t | how do loading bars know how far along a download is? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6jqv4t/eli5_how_do_loading_bars_know_how_far_along_a/ | {
"a_id": [
"djgbza1"
],
"score": [
3
],
"text": [
"When you begin a download, it creates a \"box\" that says there is a specific amount space that the file will be contained in. As pieces in the box fill in, the box says \"hey, I currently have been filled with X number of the Y required pieces.\... | [] | [] | [
[]
] | ||
1z4brb | why does my digestive system fail to fully process capsaicin during its journey? | Very spicy foods burn on the way in and often on the way out. Is the body not able to break down this compound? In reading various forums on this topic, some people are affected and some are not. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1z4brb/eli5why_does_my_digestive_system_fail_to_fully/ | {
"a_id": [
"cfqdqd5",
"cfqe444"
],
"score": [
2,
2
],
"text": [
"Capsaicin does not fully breakdown in digestion. To my understanding, the 'immunity ' to spicy food is actually nerve damage. The capsaicin receptors have essentially been worked too hard and the nerve endings die off. \n\... | [] | [] | [
[],
[
"http://img27.imageshack.us/img27/4862/oilhits1ac.jpg"
]
] | |
3uz12j | how did "cheese" become the word to get people to smile? when did people start smiling in photos? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3uz12j/eli5how_did_cheese_become_the_word_to_get_people/ | {
"a_id": [
"cxix2mf",
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"cxixsxy",
"cxiy473",
"cxj5rnp"
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"score": [
15,
33,
9,
3,
2
],
"text": [
"Most people smile when then say 'cheese' because of how you have to move your mouth to say it. Same could be done with saying \"1... 2... 3!\"",
"To ans... | [] | [] | [
[],
[],
[],
[
"http://petapixel.com/2012/11/04/say-prunes-not-cheese-the-history-of-smiling-in-photographs/"
],
[]
] | ||
69cta1 | why do we get tired of hearing the same things over and over again? | Like hearing the same song multiple times or hearing a certain story a lot? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/69cta1/eli5_why_do_we_get_tired_of_hearing_the_same/ | {
"a_id": [
"dh5se0l"
],
"score": [
2
],
"text": [
"It's really fun for your brain to predict beats/lyrics and once you have everything perfected i think it makes it boring to listen to"
]
} | [] | [] | [
[]
] | |
4kftva | how can a company make you sign a non-compete? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4kftva/eli5how_can_a_company_make_you_sign_a_noncompete/ | {
"a_id": [
"d3el2ga"
],
"score": [
2
],
"text": [
"The no compete clause is often written into the contract you sign when you take the job. But it can also be included in a redundancy agreement if you lose your job rather than quit. If you refuse to sign you don't get a redundancy payout other th... | [] | [] | [
[]
] | ||
60clhm | in marxist theory, where did the term 'bourgeoisie' come from and why is it still used in english? | ^ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60clhm/eli5_in_marxist_theory_where_did_the_term/ | {
"a_id": [
"df5b2zp",
"df5co0s"
],
"score": [
3,
21
],
"text": [
"The word \"bourgeois\" comes from French, being derived from the Old French word \"burgeis\" which meant walled city.\n\nBefore the French revolution, the \"bourgeois\" and \"bourgeoise\" (masculine and feminine respectivel... | [] | [] | [
[],
[]
] | |
3be2of | why do the letters f and j on my laptop keyboards have indents on the keys? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3be2of/eli5why_do_the_letters_f_and_j_on_my_laptop/ | {
"a_id": [
"cslay1f",
"csld2ol"
],
"score": [
6,
2
],
"text": [
"Those letters have indentations because they denote where you should put your index fingers. Left index finger on 'f', right index finger on 'j'.\n\nThat way you can still use your keyboard with your eyes closed.",
"The... | [] | [] | [
[],
[
"http://making-wonders.com/index_files/image3811.gif"
]
] | ||
7ld1wa | if we are trying to harness the wind and use it as a natural resource for electricity, then why are there windmill farms out there with a stopped windmill? exceptions being maintenance or malfunction | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7ld1wa/eli5_if_we_are_trying_to_harness_the_wind_and_use/ | {
"a_id": [
"drlby4d",
"drld92l"
],
"score": [
18,
3
],
"text": [
"1) Maintenance, as you guessed. Stuff breaks down; if you visit a normal power plant you'll find a few of their turbines are off as well.\n\n2) You'd think that more wind = better for a windmill, but there's a point where ... | [] | [] | [
[],
[]
] | ||
4hlkjq | how do same power predators interact in the food chain? | Do they try to avoid fighting because it would be a loss for both? I imagined Savannah with let's say lions and leopards "meeting". But I think it's also maybe valid for insects too. What about sane specie but different herd? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hlkjq/eli5_how_do_same_power_predators_interact_in_the/ | {
"a_id": [
"d2qnkq3"
],
"score": [
4
],
"text": [
"This will vary by animal, species, and herd, but one important clarification is that it's more realistic to imagine a food web, with many interlocking and multi-directional links rather than a strict hierarchy. In that sense, there's no clear \"... | [] | [] | [
[]
] | |
1rgvft | why do i cringe? | For example, if I read an embarrassing story or see and embarrassing picture I "cringe". Even though this person has absolutely no relation to me I "cringe" about it anyway, why?
Thanks in advance for your answers. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rgvft/eli5_why_do_i_cringe/ | {
"a_id": [
"cdn44dn"
],
"score": [
3
],
"text": [
"You are very empathetic. You are able to put yourself in the emotional position of a stranger and sympathize with their emotional state. I am the same way... even watching shows like \"Punk'd\" or movies like *Bad Grandpa* or anything where peopl... | [] | [] | [
[]
] | |
7a1pzl | bureaucracy. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7a1pzl/eli5_bureaucracy/ | {
"a_id": [
"dp6gjsd",
"dp6gqzs",
"dp6gsfe",
"dp6wzum"
],
"score": [
2,
3,
7,
2
],
"text": [
"Have you ever heard of Robert's rules of order? It sets the rules for meetings, proposing motions, seconds and such. A bureaucracy is a government that is tied up in rules and pro... | [] | [] | [
[],
[],
[],
[]
] | ||
2pcrgo | why are uncooked eggs dangerous but sunny side up eggs are ok? isn't the yolk uncooked? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2pcrgo/eli5_why_are_uncooked_eggs_dangerous_but_sunny/ | {
"a_id": [
"cmvg2ro",
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"cmvh6iq",
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"cmvkjmz",
"cmvksjl",
"cmvl4j6",
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"cmvmmm2",
"cmvnecz",
"cmvnts3",
"cmvnz18",
"cmvohe7",
"cmvp0oq",
"cmvp3t3",
"c... | [] | [] | [
[],
[
"http://www.reddit.com/r/explainlikeimfive/comments/2pcrgo/eli5_why_are_uncooked_eggs_dangerous_but_sunny/cmw1vct",
"http://www.reddit.com/r/explainlikeimfive/comments/2pcrgo/eli5_why_are_uncooked_eggs_dangerous_but_sunny/cmvw5ky",
"http://www.reddit.com/r/explainlikeimfive/comments/2pcrgo/eli5_... | ||
1qete2 | if i chill a (crappy) glass on the freezer then take it out and immediately pour boiling water in it, it will crack and possibly shatter. what exactly is going on? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qete2/eli5_if_i_chill_a_crappy_glass_on_the_freezer/ | {
"a_id": [
"cdc343t",
"cdc34mn"
],
"score": [
2,
5
],
"text": [
"When you change the temperature of an object, its size (usually) changes. When you chill the glass, the glass shrinks. When you pour in the hot water, parts of it expand quickly while other parts expand slowly. This differen... | [] | [] | [
[],
[]
] | ||
2ng842 | what are firemen doing when they "vent" the roof, windows, or doors, of a burning building? what is the danger if they don't do this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ng842/eli5_what_are_firemen_doing_when_they_vent_the/ | {
"a_id": [
"cmdc4k8"
],
"score": [
5
],
"text": [
"Venting the roof allows smoke to escape, which might give people inside a better chance, because most fire related deaths are caused by suffocation.\n\nIt also reduces the chance of explosions, both by releasing pressure, and letting smoke (which... | [] | [] | [
[]
] | ||
e86zqf | what/why does distance have anything to do with time? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e86zqf/eli5_whatwhy_does_distance_have_anything_to_do/ | {
"a_id": [
"fa9l491",
"fa9l7ws",
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"fa9ldcz",
"fa9m9k5",
"fa9yz98"
],
"score": [
4,
10,
3,
2,
2,
6
],
"text": [
"Light is not instant. Light travels at roughly 300.000 km/s (or 1 lightyear per year).\nIf you are 60 lightyears away light needs 60 ye... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
1l2jvm | how is that we can't reach other galaxies but know they're there and how they are? | If they're so far we can't get to where they are in a lifetime, how is that we have photographs of them? It's just because of really powerful telescopes? How is that even possible?
I have no idea about astronomy. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1l2jvm/eli5_how_is_that_we_cant_reach_other_galaxies_but/ | {
"a_id": [
"cbv4tuy",
"cbv52c9",
"cbv59mt",
"cbv5huc",
"cbvsv6k"
],
"score": [
2,
7,
3,
2,
2
],
"text": [
"we can see where they were. The light emmited from them is billions of years old. Light is the fastest thing in the universe and it is impossible for any obje... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Canis_Major_Dwarf_Galaxy",
"http://en.wikipedia.org/wiki/New_Horizons"
],
[],
[],
[]
] | |
325fn5 | how exactly does marvel's character licensing work? (tl;dr warning below this point) | Hey guys, I'm hoping some of you can give me a bit more insight and clarification into how Marvel's current licensing structure with studios works. I know the gist of the deal: Marvel was in dire financial straits during the 90's, sold the rights to a bunch of characters to various studios for quick cash, and put us in... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/325fn5/eli5_how_exactly_does_marvels_character_licensing/ | {
"a_id": [
"cq81tj4",
"cq889px",
"cq8a3c4"
],
"score": [
5,
6,
2
],
"text": [
"1. It depends on when the character is created and who claims rights to it. Seeing as they are apart of the marvel universe and marvel has this big plan of intertwining all its movies together now the... | [] | [] | [
[
"http://3.bp.blogspot.com/-2f5-WHCPPlA/VNth3jxXsuI/AAAAAAAAyUM/WhTw9G5hSGU/s1600/marvel-rights-3-1200x960.png"
],
[],
[
"https://www.youtube.com/watch?v=6ZdQyRnBNh8"
]
] | |
2cd0h5 | when is an unrecognized state considered recognized? e.g. the islamic state | I was just looking at wikipedia and it considered the Islamic State as an unrecognized state? Does the State have to be recognized by the western powers before it is actually a country? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cd0h5/eli5_when_is_an_unrecognized_state_considered/ | {
"a_id": [
"cje8lyc",
"cjee1lr"
],
"score": [
2,
2
],
"text": [
"\"Country\" isn't some objectively defined label. Depending on who you ask there could be +/- 20 countries at any given time.\n\nWhat is \"actually a country\" isn't really important honestly. If you convince enough people... | [] | [] | [
[],
[]
] | |
85smpa | if i chew the skin off my lips, am i more likely to get cancer because i'm forcing my body to make new cells faster? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/85smpa/eli5_if_i_chew_the_skin_off_my_lips_am_i_more/ | {
"a_id": [
"dvzqfqy",
"dvzqiej"
],
"score": [
3,
2
],
"text": [
"Microbiologist/Genetics student here, it has to be a bunch of cells turning cancerous at the same time to really post any threat. You see, the body sees cancerous cells in the same way it sees viral infected cells: as danger... | [] | [] | [
[],
[]
] | ||
511k54 | is mixing wet paint a chemical change? | I know what physical and chemical changes are but wouldn't mixing colors, like for example the paint used to paint wall, be a chemical change? Like if you're mixing red, orange, yellow, blue, indigo, violet and it turns brown. Wouldn't that be a chemical because you can't get the colors back.
I explained the details ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/511k54/eli5is_mixing_wet_paint_a_chemical_change/ | {
"a_id": [
"d78kzz2",
"d78l1gb",
"d78r604"
],
"score": [
2,
5,
2
],
"text": [
"In general, no mixing paints will not cause a chemical change. The color in most paints is caused by a pigment, or a powdered colored substance, suspended in a solution. When you mix together two differ... | [] | [] | [
[],
[],
[]
] | |
4bbpy5 | how does a house receive an internet/cable/telephone wire from a neighborhood node, without digging up the yard? | I am trying to understand how internet (or cable or landline telephone) works.
So, basically there is a big box in every city that "supplies" the internet connection. And then, every neighborhood has a box in it that is connected to the aforementioned city box. And then, every home receives the wire from the neighborh... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4bbpy5/eli5_how_does_a_house_receive_an/ | {
"a_id": [
"d17oxh3",
"d17p6td"
],
"score": [
5,
2
],
"text": [
"In over 99% of cases, either the ground is dug up, or a wire is left hanging through the air overhead.\n\nIn a few cases, a conduit is laid underground, so that cables can be added over time.\n\nIn rare cases, the connection... | [] | [] | [
[],
[]
] | |
41de5k | how don't kilograms and pounds measure the same thing? | Just taking my first physics class this year and learned that kg measure mass while lbs measure weight, can someone explain why/how they measure two different quantities if both are measured by a scale? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41de5k/eli5_how_dont_kilograms_and_pounds_measure_the/ | {
"a_id": [
"cz1gtk0",
"cz1gu8n",
"cz1hdxa"
],
"score": [
4,
2,
7
],
"text": [
"Well that's wrong anyway. In physics weight is measured in Newtons. \n\nThey're both used to measure \"weight\" in the everyday sense but science uses the metric system. Forget about feet, inches, pound... | [] | [] | [
[],
[],
[]
] |
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