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 |
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2al81r | why do i have to lift with my knees? | The gym has machines to work out your back, but I constantly hear people saying lift with your knees. Why is it ok to work out your back, but not actually use it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2al81r/eli5_why_do_i_have_to_lift_with_my_knees/ | {
"a_id": [
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"text": [
"Lifting with your back is poor posture and puts you at risk of injury.\n\nLifting with your legs keeps your spine in alignment and uses the much more powerful leg muscles to do all the work.",
"If you fuck up your back, ... | [] | [] | [
[],
[]
] | |
2m8yju | why are unrealistic things, such as horror movies, much more scary than realistic things, such as a murderer? | EDIT: There has been some miscommunication on my part. I meant the kind of fear you get while lying in bed, thinking about it (the scary thing), not actually facing it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2m8yju/eli5_why_are_unrealistic_things_such_as_horror/ | {
"a_id": [
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"score": [
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"text": [
"The fear you experience from a good horror movie is a result of good film-making. The writing, camera work, acting, and music all are working together to make you identify with the person or people in danger, and experience what they feel. When... | [] | [] | [
[]
] | |
14jb5e | why haven't animals adapted to the modern world to avoid being ran over by avoiding roads and cars? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/14jb5e/eli5_why_havent_animals_adapted_to_the_modern/ | {
"a_id": [
"c7dk2d7"
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"score": [
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"text": [
"Why do you assume they havent? Hell, bumans still get hit by cars!\n\nThe real answer is cars have only existed since 1903, and evolution takes a *lot* longer than that."
]
} | [] | [] | [
[]
] | ||
2ovh5c | why would the cia torture if torture "doesn't work"? wouldn't they want the most effective tool to gather intelligence? | The CIA is supposed to be the most advanced intelligence gathering agency of it's kind. Why would they insist on using a method that people argue doesn't even provide actionable intelligence? Is it just a matter of us citizens not knowing the successes of the program? Or is it an intimidation method to deter enemies? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ovh5c/eli5_why_would_the_cia_torture_if_torture_doesnt/ | {
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"c... | [] | [] | [
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"http://www.reddit.com/r/explainlikeimfive/comments/2ovh5c/eli5_why_would_the_cia_torture_if_torture_doesnt/cmraleo",
"http://en.wikipedia.org/wiki/London_Cage#Torture_allegations",
"http://www.reddit.com/r/explainlikeimfive/comments/2ovh5c/eli5_why_woul... | |
5d9rlp | how does the phone carrier system work in the usa? | Because here where i'm from there is two way either prepaid which you buy refilling cards or and end of the month option. and we have to carrier locked phones | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5d9rlp/eli5how_does_the_phone_carrier_system_work_in_the/ | {
"a_id": [
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"text": [
"The US has many carriers, and two (incompatible) radio systems. Users can choose to own an unlocked phone, get a locked phone at a discount, or use prepaid programs with a spectrum of different offerings. Unlocked phones c... | [] | [] | [
[],
[]
] | |
63wess | how did the western world became so developed while regions like the middle east and africa haven't industrialized? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/63wess/eli5_how_did_the_western_world_became_so/ | {
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"text": [
"What are you talking about?\n\n7 of the 10 fastest growing economies. In the world are in Africa.\n\nIt has massive resource extraftment and production.\n\nIt... | [] | [] | [
[],
[],
[],
[],
[]
] | |
fecfaq | what happens when people are on "autopilot"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fecfaq/eli5_what_happens_when_people_are_on_autopilot/ | {
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"text": [
"I'm not sure if this helps but there is a theory that time expands and memories are created when you are having new experiences/are exposed to new stimuli. When you are doing the... | [] | [] | [
[],
[],
[],
[]
] | ||
1n23m1 | in sports, why is playing defense considered more tiring than offense? | In most sports (Football, hockey, basketball, etc), it is always stated that maintaining offensive possession/control wears down the defense and makes it easier for the team. Why would playing defense require more energy exertion than offense, given that both sides are participating in similar activity? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1n23m1/eli5_in_sports_why_is_playing_defense_considered/ | {
"a_id": [
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"text": [
"In the general sense, you are reacting to another's movement, which means your movement is less efficient. In some instances you exert extra effort to recover from your/your teammates mistakes as well.\n\nIn many sports the... | [] | [] | [
[],
[]
] | |
aqdvcj | why is it that symptoms of anxiety differ so much from person to person? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aqdvcj/eli5_why_is_it_that_symptoms_of_anxiety_differ_so/ | {
"a_id": [
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"score": [
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"text": [
"Everyone has a fairly special mind that is there's and no one else's. So how it acts and how it observes the world are differnt for everyone. ",
"I don't know that I get anxiety very often. Is it t... | [] | [] | [
[],
[],
[]
] | ||
f0e2zi | what do the brackets [] mean in chemical formulas as opposed to the parentheses ()? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f0e2zi/eli5_what_do_the_brackets_mean_in_chemical/ | {
"a_id": [
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"score": [
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"text": [
"They mean the same thing, people alternate between () and [] so that it's easier to see what elements are in which bracket",
"It’s just a second set of parentheses. They’re a different shape just for less confusion."
]... | [] | [] | [
[],
[]
] | ||
6jc3xb | why does the space shuttle have to exit earths trajectory on an angle as opposed to just shooting straight up and away? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6jc3xb/eli5_why_does_the_space_shuttle_have_to_exit/ | {
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"text": [
"If a rocket just flew straight up, then it would fall right back down to Earth when it ran out of fuel! Rockets have to tilt to the side as they travel into t... | [] | [] | [
[],
[],
[],
[
"http://imgur.com/5SjcU0D"
],
[]
] | |
7a71ld | how do domestic animals choose a favorite person? how do they show that favoritism? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7a71ld/eli5_how_do_domestic_animals_choose_a_favorite/ | {
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"text": [
"Animals have personalities just like humans. When you hang out with your friends you like your friends because you share similar interests and traits, like you like sports and t... | [] | [] | [
[],
[],
[],
[]
] | ||
4yk6sa | why are rechargeable batteries a lower voltage than throwaway versions? | So I just bought some rechargeable AA cell batteries. Why are they 1.2V and not 1.5V like a conventional battery? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4yk6sa/eli5why_are_rechargeable_batteries_a_lower/ | {
"a_id": [
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"score": [
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"text": [
"Simply put\n\nEach type of battery relies on a different chemical reaction, which will have a different characteristic voltage \n\nMore information here\n\n_URL_1_\n\n_URL_0_"
]
} | [] | [] | [
[
"https://learn.sparkfun.com/tutorials/battery-technologies",
"https://en.wikipedia.org/wiki/Battery_(electricity)#Battery_chemistry"
]
] | |
18pucu | why, after both being irradiated by nuclear bombs, are hiroshima and nagasaki densely populated? | Shouldn't there still be heavy radiation in the area for years to come? Isn't it still dangerous to live there? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/18pucu/eli5_why_after_both_being_irradiated_by_nuclear/ | {
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213,
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"text": [
"No. The bombs were bombs. They were built to be super destructive for a tiny moment.\n\nYou're associating with Chernobyl, where an... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
2ju03c | breast cancer | Why is breast cancer so important to research/cure and why is it given more attention over the other cancer types (skin, lung, prostate, etc.)?
Is breast cancer like the cancer that once cured will pave the way for the rest?
Also stories are encouraged but plz specify it's a story and not an answer. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ju03c/eli5_breast_cancer/ | {
"a_id": [
"clf2npj"
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"score": [
3
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"text": [
"It's not special. But it is common. Here are two graphics that show the relative frequencies of cancer types in [females](_URL_0_) and [males](_URL_1_). There is no scientific reason why breast cancer should get more exposure than the other types... | [] | [] | [
[
"http://sphweb.bumc.bu.edu/otlt/MPH-Modules/PH/PH709_Cancer/Female_Frequency.jpg",
"http://sphweb.bumc.bu.edu/otlt/MPH-Modules/PH/PH709_Cancer/Male_Frequency.jpg"
]
] | |
5y5dpv | what are the vault 7 leaks? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5y5dpv/eli5_what_are_the_vault_7_leaks/ | {
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"http://nukabreak.wikia.com/wiki/Vault_7"
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6ks45h | why did most aircraft in world war 2 have a taildragger landing gear assembly, but the modern aircraft have a tricycle gear assembly? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ks45h/eli5_why_did_most_aircraft_in_world_war_2_have_a/ | {
"a_id": [
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"score": [
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"text": [
"You have less aerodynamic drag with just two wheels. Most airfields were big big circles and there was gras only, you could always start and land towards the wind.\n\nWith concrete runways, retractable landing gears and higher take off and landin... | [] | [] | [
[]
] | ||
1xla6y | if i was dropped into the world 200 years in the past, as a modern american with all required vaccinations, what diseases will i be immune to? which ones will i be more vulnerable to? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xla6y/eli5_if_i_was_dropped_into_the_world_200_years_in/ | {
"a_id": [
"cfcd5qb"
],
"score": [
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],
"text": [
"I'm pretty sure smallpox, tuberculosis, influenza and bubonic plague would still be rampant. Polio, though, you'd be good to go."
]
} | [] | [] | [
[]
] | ||
2w8rpo | what does "dismissing without prejudice" mean in regards to a judge or labor grievance decision? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2w8rpo/eli5what_does_dismissing_without_prejudice_mean/ | {
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"text": [
"You are free to bring it before a court or panel again and have the case heard on a clean slate. Nothing from the first case that could bias the second will be able to be admitted.",
"For the most p... | [] | [] | [
[],
[],
[]
] | ||
365nzo | why does powdered sugar taste so different from regular sugar? if they are chemically/molecularly the same, shouldn't they taste the same? | I'm also wondering if you could mix powdered sugar with water, allow the water to evaporate, and get granulated/regular sugar back. Also, I can make powdered sugar in a food processor; could I make powdered *salt*?
EDIT: I'm surprised and happy that I've had so much response! I've never posted anything but my own com... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/365nzo/eli5_why_does_powdered_sugar_taste_so_different/ | {
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3srgut | matched betting. | What is it?
How do u make money off of it?
How is it legal? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3srgut/eli5_matched_betting/ | {
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"The idea is that you take advantage of offers such as sign-up offers (Free £10 bet when you deposit and bet £10 for example).\n\nYou place a bet with a bookie, and then you bet against that result at an exchange. If the odds between backing and l... | [] | [] | [
[]
] | |
3qlgbb | if i'm caught by police committing a crime but have zero id on me, and refuse to give my name, what happens next? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3qlgbb/eli5_if_im_caught_by_police_committing_a_crime/ | {
"a_id": [
"cwg6s4x"
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"text": [
" > Can they put a nameless person in jail?\n\nYes. You can be found guilty of a crime even if they don't know your name.\n\nFurther, if you go to court and refuse to identify yourself, the judge can find you in contempt of court, and have you ja... | [] | [] | [
[]
] | ||
8cgucz | why does running sometimes make you nauseous? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8cgucz/eli5_why_does_running_sometimes_make_you_nauseous/ | {
"a_id": [
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2
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"text": [
"It activates your sympathetic nervous system (activates squelettal muscles, dialates pupils and bronchioles) while supressing your parasympathetic nervous system (supresses digestive system, among otuer things). \n\nWhile y... | [] | [] | [
[],
[]
] | ||
30bxl5 | is natural selection in plants a thing? if so, are there common ancestors for trees or grasses or flowers, etc.? | This legitimately makes me wonder. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30bxl5/eli5_is_natural_selection_in_plants_a_thing_if_so/ | {
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"text": [
"Yes. Plants, just like animals, mutate. Some mutations are more viable than others. Boom. Natural selection.",
"Absolutely. Not only are there common ancestors for plants, but... | [] | [] | [
[],
[],
[],
[]
] | |
1ztq20 | why the comcast/tw merger is bad for users | First, let me say I dislike US cable companies as much the next guy, and I think they should be common carriers. But for now, this merger seems to be a more imminent concern.
I see why the ATT/T-Mobile merger would have harmed users. People would have three national carriers to choose from instead of four. Clearly, th... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ztq20/eli5_why_the_comcasttw_merger_is_bad_for_users/ | {
"a_id": [
"cfwvj25",
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"score": [
2,
2
],
"text": [
"Here's a good quick explaination along with a graph of it. There is growing concern over the power that these companies have. This merger gives Comcast control over more than half the cable subscribers in the country. Thi... | [] | [] | [
[
"http://www.theblaze.com/stories/2014/02/14/alarming-charts-show-just-how-much-power-comcast-will-have-over-cable-industry-if-time-warner-deal-stands/"
],
[]
] | |
6gfcif | can you connect to the internet without going through an isp? | Like could you, with sufficient funds and contacts in the networking world just connect directly to the rest of the web allowing for unlimited speeds and the only limitation to this being your hardware? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6gfcif/eli5_can_you_connect_to_the_internet_without/ | {
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"text": [
"Yes. It would probably take some weird software and hardware hacks to get it to work properly but you could do it. Just plugging in some CAT5 isn't going to work, there's a lot of ... | [] | [] | [
[],
[],
[],
[]
] | |
ouqrd | how did neanderthals communicate? | Did they have a language? Could they communicate with 'us'? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ouqrd/how_did_neanderthals_communicate/ | {
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"text": [
"yes. \n\n_URL_1_\n\nThey communicated babies into us, that's for sure.\n\n_URL_0_\n\n",
"The truth is, we simply Don't Know. From bones (Hyoid and othe... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Neanderthal_admixture_theory",
"http://en.wikipedia.org/wiki/Neanderthal_behavior#Language"
],
[],
[],
[],
[
"http://www.youtube.com/watch?v=o589CAu73UM"
]
] | |
4ugmam | what's at the bottom of quicksand? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ugmam/eli5_whats_at_the_bottom_of_quicksand/ | {
"a_id": [
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"score": [
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],
"text": [
"Either an underground spring or non permeable soil. If you are thinking about the wet kind."
]
} | [] | [] | [
[]
] | ||
4goqxo | math! if something has a one-in-a-million chance, how likely is it to happen at least once in a million chances? | I can't figure out a way to figure this, or other probability questions with big numbers, out using normal math. So what am I missing? What are the principals of sorting out a question like this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4goqxo/eli5_math_if_something_has_a_oneinamillion_chance/ | {
"a_id": [
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"score": [
41,
4
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"text": [
"The basic idea is to take the chance of it NOT happening x times in a row, and subtract it from 1. The chance of it not happening is 999,999/1,000,000. So the chance of it happening in 1,000,000 tries is 1 - (999,999 / 1,00... | [] | [] | [
[],
[
"https://www.wolframalpha.com/input/?i=what+are+the+odds+of+10+successes+in+15+trials+given+0.5+chance+of+success"
]
] | |
5sgye1 | if a presidential candidate was born in a state before it was a part of the u.s. but it is now, would they be eligible to run? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5sgye1/eli5if_a_presidential_candidate_was_born_in_a/ | {
"a_id": [
"ddeykkz"
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"score": [
2
],
"text": [
"Literally ANYONE can run for president. It's getting sworn into office where the laws apply. "
]
} | [] | [] | [
[]
] | ||
fbhz9o | why is the technology of digital cameras limited to the exact problems as we did with film cameras? (iso, shutter speed, etc | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fbhz9o/eli5_why_is_the_technology_of_digital_cameras/ | {
"a_id": [
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5,
9,
3
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"text": [
"Because the only thing that has changed is the film. We use electronic film now.\n\nOf course the rest works still the same.\n\nAnd ISO noise (probably the problem you are talking about) is just somethi... | [] | [] | [
[],
[],
[]
] | ||
1ydb03 | why i have to wait ten minutes to post another post on reddit. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ydb03/eli5_why_i_have_to_wait_ten_minutes_to_post/ | {
"a_id": [
"cfjgd70",
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"score": [
3,
2
],
"text": [
"Reddit throttles new posters. This means that (until you've built up some karma) you will have time limits posting multiple times.\n\nThis is to discourage people from making a new account and using it to spam the site with... | [] | [] | [
[],
[]
] | ||
p9t19 | how socialized medicine in america would lead to better care? | Ok, a lot of people on reddit like the idea of socialized medicine in America. They keep repeating that it will make everything cheaper, and more available to everyone. I haven't heard a word about better care. There are 50 million uninsured Americans. Wouldn't the influx of people,who can now see a doctor, essentially... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/p9t19/eli5_how_socialized_medicine_in_america_would/ | {
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"score": [
7,
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"text": [
"The current system is equally weighted for quantity. Quality is ensured by the potential for malpractice suits. However Doctors are in the business to help people. They don't ne... | [] | [] | [
[],
[],
[],
[]
] | |
za5a2 | can someone explain quantum mechanics? +- | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/za5a2/eli5_can_someone_explain_quantum_mechanics/ | {
"a_id": [
"c62t2b6",
"c62t4q1"
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"score": [
3,
3
],
"text": [
"question too big.\n\nalso search first.",
"\"If you think you understand quantum mechanics, you don't understand quantum mechanics.\" -Richard Feynman"
]
} | [] | [] | [
[],
[]
] | ||
1pwb2h | why do designer clothes and accessories cost so much? | I have no personal issue with paying substantially more money for quality. But I'm just wondering what separates a $20 Timex watch from an IWC that retails for $11,000. Or what separates a $200 Alfani suit from a $3,000 Ermenegildo Zegna suit. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1pwb2h/eli5_why_do_designer_clothes_and_accessories_cost/ | {
"a_id": [
"cd6pco2",
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"score": [
4,
2,
4
],
"text": [
"Because people are willing to pay that much for them. This is the answer to nearly all \"what does X cost so much\" questions, honestly. \n\nIf sales dropped significantly, prices of a given label would... | [] | [] | [
[],
[],
[
"http://i419.photobucket.com/albums/pp273/monochorme/monochrome/IWC/cal5011.jpg"
]
] | |
yv5ub | why do people claim that patent disputes like the apple/samsung case hurt innovation when they are actually in trouble for copying, not innovating? | They also say things like 'this will mean fewer options for consumers' well if they ban 10 cell phones for infringing on patents, then didn't they ban cell phones that had more similar features?
If a cell phone maker instead focuses on making NEW things that don't violate patents, isn't that MORE innovative than copyi... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/yv5ub/eli5_why_do_people_claim_that_patent_disputes/ | {
"a_id": [
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"score": [
19,
6,
3,
2,
6,
2
],
"text": [
"Because the patent system allows incredibly patents, on incredibly general concepts, with incredibly high fees for fighting even a quic... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
76mh54 | what is an amber alert and why are they only used in america? | I recently heard an American friend of mine (I live in Ireland) talk about an Amber Alert appearing on their phone and when I googled it there were no results on any Irish sites so I’m curious to know what it is, who is it shown to and why it is shown? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/76mh54/eli5_what_is_an_amber_alert_and_why_are_they_only/ | {
"a_id": [
"dof4994",
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"score": [
3,
2,
3,
7,
5,
3
],
"text": [
"An amber alert is issued when a child goes missing. It gives basic information about where the child was last seen. I live in Texas and ... | [] | [] | [
[],
[],
[],
[
"http://ie.globalmissingkids.org/about/age-progression/"
],
[
"https://www.amberalert.eu/",
"http://www.garda.ie/Controller.aspx?Page=9318&Lang=1",
"https://www.amberalert.eu/cat/alertnews/"
],
[]
] | |
9bg29t | what do steroids do to the body and why are the so effective at treating poison ivy / so many problems? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9bg29t/eli5_what_do_steroids_do_to_the_body_and_why_are/ | {
"a_id": [
"e52ryat"
],
"score": [
13
],
"text": [
"Steroids mimick natural steroids called glucocorticoids. These have an anti-inflammatory function in the body. When you have an autoimmune disease or an allergy, your body is mounting an immune response on itself which is bad. The steroid stops ... | [] | [] | [
[]
] | ||
1jawiz | how video and audio encoding works. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jawiz/eli5_how_video_and_audio_encoding_works/ | {
"a_id": [
"cbcvm1l",
"cbcvrt5"
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"score": [
2,
4
],
"text": [
"Not my field so I won't hazard an explanation myself, but I'll just recommend [_URL_1_'s Digital Media Primer for Geeks](_URL_0_), one I found quite interesting and reasonably easy to follow.",
"I have done some work wit... | [] | [] | [
[
"http://xiph.org/video/vid1.shtml",
"Xiph.org"
],
[
"http://www.mp3-tech.org/programmer/docs/audiopaper1.pdf",
"http://www.amazon.com/Signal-Processing-Coding-Andreas-Spanias/dp/0471791474"
]
] | ||
146nem | how did people drink liquids before cups? | I just tried using my hands and it was quite ineffective. And I can't really imagine us sticking our tongues in the water like dogs. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/146nem/how_did_people_drink_liquids_before_cups/ | {
"a_id": [
"c7abpsk",
"c7adkf2"
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"score": [
3,
2
],
"text": [
"When hands are your only way of drinking, you learn how to do it well enough, just like anything else.\n\nAnother early way of drinking was out of bags made from animal skins, or even animal bladders (after all, what's a bla... | [] | [] | [
[],
[]
] | |
47rqmy | how do scientists calculate the speed of the galaxy? | If we're traveling with the galaxy the nearest thing to measure our speed against is also likely traveling. What is the benchmark? How is speed through space measured? Is this a pointless question because everything is moving and speed is relative? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/47rqmy/eli5_how_do_scientists_calculate_the_speed_of_the/ | {
"a_id": [
"d0f51pe",
"d0f8h28"
],
"score": [
2,
3
],
"text": [
" > Is this a pointless question because everything is moving and speed is relative?\n\nPretty much, yep. There is no absolute reference frame. You can only talk about your motion relative to something else's motion.",
"... | [] | [] | [
[],
[]
] | |
1tbb0n | is it possible to take the president (or any other important person) to court? are they legally obligated to respond/show up in court? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tbb0n/is_it_possible_to_take_the_president_or_any_other/ | {
"a_id": [
"ce681f5",
"ce68sz4",
"ce69xe9"
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"score": [
5,
3,
2
],
"text": [
"I always wondered how the president/famous people/royalty handle things like the DMV. Certainly they aren't in line with the rest of us peons are they?",
"Any individual can attempt to take any oth... | [] | [] | [
[],
[],
[
"http://www.royal.gov.uk/MonarchAndCommonwealth/Queen%20and%20Commonwealth%20Visits/Queenandpassport.aspx"
]
] | ||
3zt98s | what is the "well regulated militia"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3zt98s/eli5_what_is_the_well_regulated_militia/ | {
"a_id": [
"cyoujkb",
"cyoulme",
"cyowtno",
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"score": [
5,
2,
2,
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],
"text": [
"The second amendment says: \n\n > A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Second_Amendment_to_the_United_States_Constitution#Meaning_of_.22well_regulated_militia.22"
],
[],
[]
] | ||
esf7p0 | why is nitrogen present in tanks of scuba divers? | I learned today that tanks of scuba divers has a mixture of gases. Helium is present to reduce bends due to nitrogen. Helium is present about 11% and oxygen about 32% and rest is nitrogen. What is the purpose of nitrogen when we can fill the rest with oxygen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/esf7p0/eli5_why_is_nitrogen_present_in_tanks_of_scuba/ | {
"a_id": [
"ff9jgud",
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"score": [
7,
22,
4,
3,
2
],
"text": [
"Too much oxygen can easily become toxic - the diver needs to breathe *something* that isn't excessive oxygen.",
"For standard diving, the tank is compres... | [] | [] | [
[],
[],
[],
[],
[]
] | |
8zdk59 | why do you feel like you're being stabbed in the chest when gasping/panting for air in the cold? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8zdk59/eli5_why_do_you_feel_like_youre_being_stabbed_in/ | {
"a_id": [
"e2hyans",
"e2i5lm0",
"e2ibcce"
],
"score": [
3,
2,
2
],
"text": [
"I'm not sure that everyone feels what you are describing. I don't that I can recall, and I run during winter.\n\nIs the pain on your left side? Exertion in the cold puts extra stress on the heart.",
... | [] | [] | [
[],
[],
[]
] | ||
25jt07 | what is "genderqueer" | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/25jt07/eli5what_is_genderqueer/ | {
"a_id": [
"chhumkc",
"chhwgme",
"chhx04c",
"chhxfje",
"chhyped",
"chhyrn3",
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"chhzews",
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"chi2q15",
"chi40cr",
"chi49gl",
"chi4osr",
"chi79sq",
"chi7awd",
"chi7g30",
"chi988q",
"chi9qu4",
"chidlsp",
"c... | [] | [] | [
[],
[
"http://genderqueerid.com/what-is-gq",
"http://genderqueerid.com/"
],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Androgynous"
],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Albanian_sworn_virgins",
"http://en.wikipedia.org/wiki/Fa%27afafine"
],
[],
[],
[
... | ||
2e8acl | is there an appreciable difference in the water quality of the h2o pouring out of different appliances in my house/apartment? | Assuming that I live in a relatively normal, relatively clean structure in a major metro area, is there a difference in the water being pumped out of my kitchen sink, bathroom sink, showerhead, toilet, etc?
Is there multiple sources of water coming into my dewlling, or just one source? Is that water then filtered at ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2e8acl/eli5_is_there_an_appreciable_difference_in_the/ | {
"a_id": [
"cjx03ff",
"cjx094f"
],
"score": [
2,
2
],
"text": [
"it's all the same. ",
"There's a little bit of dependency on the condition and usage levels of your pipes, but usually it's pretty much the same quality unless you're passing it through a filter. If you have a rarely use... | [] | [] | [
[],
[]
] | |
9unik5 | why are vets so quick to euthanize race horses over what the general public would perceive as a minor "injury"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9unik5/eli5_why_are_vets_so_quick_to_euthanize_race/ | {
"a_id": [
"e95itjl",
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"e95niil",
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"e95pt6b",
"e95pywc",
"e95qgwe",
"e95r91p",
"e95rn5k",
"e95t1p2",
"e... | [] | [] | [
[],
[],
[],
[],
[],
[],
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[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://two-views.com/images/celeb-barbaro-pool.jpg"
],
[],
[]
] | ||
bdg0uw | why can we "hear" some silent videos/gifs? | I've often had a "sound" going on in my head triggered by the motion in a silent video, be it a mechanical marshmallow making machine or one of those animated gifs of a pylon jumping, where a distinct "thud" can be experienced. What causes this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bdg0uw/eli5_why_can_we_hear_some_silent_videosgifs/ | {
"a_id": [
"ekxunkf",
"ekyfqpy"
],
"score": [
6,
2
],
"text": [
"Your brain basically is filling in many gabs like blinking and moving your eyes on its own. It trys to make sense where no sense is found and so it fills in sounds where a sound should be even though there is no sound.",
... | [] | [] | [
[],
[]
] | |
194v5b | why is it so hard to force myself to take a shower even though i know that once i'm in i don't want to get out? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/194v5b/eli5_why_is_it_so_hard_to_force_myself_to_take_a/ | {
"a_id": [
"c8kty06",
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"c8kueii",
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"c8kwm9z",
"c8l0vwf"
],
"score": [
34,
3,
2,
22,
11,
8,
2
],
"text": [
"The most difficult part of performing a task is starting it, it's like overcoming the initial inertia or static... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
7cu8bk | why do grey hairs appear to be very thick and strong, aren't they dying? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7cu8bk/eli5_why_do_grey_hairs_appear_to_be_very_thick/ | {
"a_id": [
"dpspgk5",
"dpsq3q1",
"dpsxoa4"
],
"score": [
14,
39,
3
],
"text": [
"I don't know why they sometimes appear thicker, but they are not dying. I mean, no hair is alive but the cells that produce them may still be going strong even if the pigment production is turned off.... | [] | [] | [
[],
[],
[]
] | ||
7os3s9 | where does water go when we drink it, how does our body seperate water from other food\drinks, and how does it reach our bladder? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7os3s9/eli5_where_does_water_go_when_we_drink_it_how/ | {
"a_id": [
"dsbsvbu"
],
"score": [
2
],
"text": [
"It leaves your intestines through their permeable lining, which permits water but not large solids through.\n\nIt leaves your blood through another membrane in your kidneys, which turn this water (and various waste products that also get through)... | [] | [] | [
[
"https://www.reddit.com/r/explainlikeimfive/comments/58encd/eli5_when_youve_eaten_food_and_drunk_fluidshow/",
"https://www.reddit.com/r/explainlikeimfive/comments/66rzxb/eli5_how_does_the_body_separate_fluids_from/",
"https://www.reddit.com/r/explainlikeimfive/comments/2cvfwu/eli5_how_does_my_body_dif... | ||
7cpen9 | why did the boats used by american’s on d-day have a front hatch? why didn’t they use side/ back hatches and use the front as cover, instead of running head first into machine gun fire? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7cpen9/eli5_why_did_the_boats_used_by_americans_on_dday/ | {
"a_id": [
"dprmsfm",
"dprpk3q",
"dpsa662"
],
"score": [
11,
4,
2
],
"text": [
"Doors on the front let you unload into shallower water, ideally straight onto the beach. Remember these guys were carrying a lot of weight, if they got into water over their head they were going to dro... | [] | [] | [
[],
[],
[]
] | ||
4sd4f9 | what would happen if the president-elect died or became incapacitated or stepped down before inauguration day? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4sd4f9/eli5_what_would_happen_if_the_presidentelect_died/ | {
"a_id": [
"d58cr4g"
],
"score": [
2
],
"text": [
"The incumbent president's term ends at noon on Inaguration Day (typically Jan. 20th, although Congress can move it a little bit for convenience). At that time, if the president-elect is not available to serve, the normal succession rules apply, a... | [] | [] | [
[]
] | ||
dkdwem | how can some medicine (for example tilidin) give me nightmares as side effects? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dkdwem/eli5_how_can_some_medicine_for_example_tilidin/ | {
"a_id": [
"f4dljpw",
"f4dqp1m",
"f4e23u8"
],
"score": [
5,
23,
9
],
"text": [
"Just like LSD causes people to see and hear things that aren't happening in the real world, some chemicals can affect your brain in a way that scrambles the process that creates dreams.",
"Let's us... | [] | [] | [
[],
[],
[]
] | ||
4p3e5v | what happens to blood glucose levels when a diabetic on metformin consumes sugar? | Say a metformin-taking diabetic eats ice cream for dinner, what would their blood sugar levels look like two hours later? How would that be different from a non-diabetic's BG after eating ice cream for dinner?
What's the difference in how their bodies process the excess glucose? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4p3e5v/eli5_what_happens_to_blood_glucose_levels_when_a/ | {
"a_id": [
"d4hqe33"
],
"score": [
3
],
"text": [
"It would go up just like it would when you consume any food item, all be it slightly higher as it has more easily accessed glucose. This part is no different than how a non-diabetic responds. \n\nIf their medication is properly balanced they shou... | [] | [] | [
[]
] | |
6cpbx2 | when to use past vs. passed. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6cpbx2/eli5_when_to_use_past_vs_passed/ | {
"a_id": [
"dhwc65n",
"dhwc9ef"
],
"score": [
8,
5
],
"text": [
"Past when you are talking about time. Passed when you are talking about objective or distance.\n\ne.g. \"It is *past* my bedtime!\"\n\ne.g. \"I *passed* the test!\"\n\ne.g. \"You just *passed* the exit.\"",
"Past is a no... | [] | [] | [
[],
[]
] | ||
13tou3 | what does the president's chief of staff do? how does he/she influence the presidential agenda | From a practical day to day perspective, what does the chief do for the president. Is he/she the second most powerful person in the White House? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/13tou3/what_does_the_presidents_chief_of_staff_do_how/ | {
"a_id": [
"c772n8r",
"c772ppa",
"c774106"
],
"score": [
3,
2,
2
],
"text": [
"The Chief of Staff runs the President's White House staff. He also usually controls access to the oval office, and may negotiate with congress on behalf of the President. So he is definitely a powerfu... | [] | [] | [
[],
[],
[]
] | |
3w08qn | what is the difference between the "gang-stalking" phenomenon and having paranoid schizophrenia? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3w08qn/eli5_what_is_the_difference_between_the/ | {
"a_id": [
"cxs8q14",
"cxs90rd"
],
"score": [
4,
3
],
"text": [
"There isn't one.\n\n\"Gang stalking\" is an invention of people with severe psychiatric disorders.",
"A quick look online makes it look like the \"gang-stalking\" community is a bunch of paranoids & kooks. It's a bunch... | [] | [] | [
[],
[
"http://atlanta.cbslocal.com/2014/05/17/gang-stalking-and-electronic-mind-control-community-spreads-online/"
]
] | ||
1e4h8o | how do tv series create the opening montage for the pilot episode? haven't they only shot a few episodes by that point? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1e4h8o/eli5_how_do_tv_series_create_the_opening_montage/ | {
"a_id": [
"c9wpu17",
"c9wt4de"
],
"score": [
4,
2
],
"text": [
"There usually is no opening montage in a pilot when it is shown to a network. That comes later, when it actually airs. By that time the show is in full production and there's a lot more material to work with. The pilot is... | [] | [] | [
[],
[]
] | ||
9biybr | why is it that non parasitic bugs swarm around my head? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9biybr/eli5_why_is_it_that_non_parasitic_bugs_swarm/ | {
"a_id": [
"e53calf"
],
"score": [
6
],
"text": [
"Without knowing the bugs it's hard to tell, some are attracted to heat, some to sweat, others sound, but if they are mostly around your head they might be attracted to your breath as we exhale we breath out carbon dioxide and some bugs use it to ... | [] | [] | [
[]
] | ||
3srak1 | why do oled screens burn in? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3srak1/elif_why_do_oled_screens_burn_in/ | {
"a_id": [
"cwzs2xk"
],
"score": [
2
],
"text": [
"_URL_0_ \n_URL_1_ \nAs my two primary sources of information.\n\nSo OLEDs basically rely on a layer of compound under the screen that reacts to certain charges to light up a specific color, though some OLEDs have an always-on backlight. Each pi... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Screen_burn-in",
"https://en.wikipedia.org/wiki/OLED"
]
] | ||
2zzc3i | why are there hostage negotiators? has any criminal ever actually walked away scott free with their demands met? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zzc3i/eli5why_are_there_hostage_negotiators_has_any/ | {
"a_id": [
"cpnphv6"
],
"score": [
11
],
"text": [
"A Negotiator turns a life-and-death situation into a court trial.\n\nThey might not get away scot free, but they also don't get a sniper bullet to the brainstem."
]
} | [] | [] | [
[]
] | ||
24kuw8 | why is rape in prison such a common thing, and why isn't it simply controlled? | I dont understand why prison rape can't be avoided rather easily with cameras or security guards. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24kuw8/eli5why_is_rape_in_prison_such_a_common_thing_and/ | {
"a_id": [
"ch83yo0",
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"text": [
"It really isn't nearly as common as television and movies would have you believe. \n\nA United States Departmen... | [] | [] | [
[],
[],
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[]
] | |
r4agl | great britain. is england part of it? is someone english and british? | Always been confused by this, and even more confused by wikipedia. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/r4agl/eli5_great_britain_is_england_part_of_it_is/ | {
"a_id": [
"c42s5py",
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"score": [
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"text": [
"**Great Britain** is the island, the big one on which England, Scotland and Wales are situated.\n\n**The Kingdom of Great Britain** was the union of Scotland and the Kingdom of England. It is historical, from the 18th cen... | [] | [] | [
[
"http://www.cryonie.com/en/world/images/great-britain-united-kingdom.png"
],
[
"http://www.youtube.com/watch?v=rNu8XDBSn10"
]
] | |
dxdxsu | how do different animals and insects get caught in amber in such lively positions? also, did they die and eventually got caught in amber or was amber the cause of death? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dxdxsu/eli5_how_do_different_animals_and_insects_get/ | {
"a_id": [
"f7p7v9f",
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"score": [
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"text": [
"I'd guess they get caught in boring positions too but they dont get shown off as much\n Watch out for fakes too. Theres a big market in fake fossils in the middle east where they will make the coolest l... | [] | [] | [
[],
[],
[]
] | ||
4gaph1 | why dogs like the shiba inu do the tapping thing with their feet? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4gaph1/eli5_why_dogs_like_the_shiba_inu_do_the_tapping/ | {
"a_id": [
"d2fzrgj"
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"score": [
7
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"text": [
"Shiba Inus are pretty high energy dogs. The taps you see in vines, like the one with the dog tapping his feet and spinning while waiting for his food bowl to be given to him is just something many high energy dogs will do when not having enough o... | [] | [] | [
[]
] | ||
25lgiv | how do materials 'absorb' energy? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/25lgiv/eli5_how_do_materials_absorb_energy/ | {
"a_id": [
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"text": [
"It depends on the type of energy. If you're talking electro-magnetic (light), electrons are pushed into higher \"shells\" around the nucleus. Heat energy is absorbed by the individual atoms or molecules moving more energetic... | [] | [] | [
[],
[
"http://www.youtube.com/watch?v=MBh467tgnxM"
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] | ||
380kvx | why does the russian goverment still dislike the united states? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/380kvx/eli5why_does_the_russian_goverment_still_dislike/ | {
"a_id": [
"crro1nh"
],
"score": [
2
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"text": [
"This is just me but the U.S. has a very arrogant position on WW2 and how we saved the day once we joined in the war. In reality Russia suffered millions of more casualties with America being around 500 thousand I think, the Nazis ravished half of... | [] | [] | [
[]
] | ||
1xam7g | why do i cringe at the sound of styrofoam rubbing together? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xam7g/eli5_why_do_i_cringe_at_the_sound_of_styrofoam/ | {
"a_id": [
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... | [] | [] | [
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"http://en.wikipedia.org/wiki/Sound_of_fingernails_scraping_chalkboard"
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[],
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[],
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[],
[
"http://news.sciencemag.org/2011/10/cover-your-ears"
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[],
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[],
[],
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[]
] | ||
3t66pu | how does an air compressor work and what makes it so loud? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3t66pu/eli5_how_does_an_air_compressor_work_and_what/ | {
"a_id": [
"cx3edoi"
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"score": [
2
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"text": [
"A piston forces air into a low pressure air tank and the motor driving the piston has to cycle in a way that compresses the air past the valve further increasing pressure. A pressure regulator has to talk to the motor to tell it when it has reach... | [] | [] | [
[]
] | ||
89jq28 | how are visa and mastercard not the most valuable/largest companies in the world since so many credit card transactions are subject to their fees? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/89jq28/eli5_how_are_visa_and_mastercard_not_the_most/ | {
"a_id": [
"dwreuco",
"dwrfd01",
"dwrifkc"
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"score": [
15,
2,
2
],
"text": [
"the fees they collect are licensing fees.\n\nthey don't process credit cards, they don't issue credit cards, they don't loan people money. all those fees are collected and managed by others.\n\nVisa an... | [] | [] | [
[],
[],
[]
] | ||
3xl596 | why has it been decades since the last "classic" christmas song or movie? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xl596/eli5_why_has_it_been_decades_since_the_last/ | {
"a_id": [
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"c... | [] | [] | [
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[
"https://m.youtube.com/watch?v=txpdpWyY2xg"
],
[],
[],
[],
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[],
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"https://www.youtube.com/watch?v=mFRduK3Txe0&feature=youtu.be&t=4s"
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[
"https://m.youtube.com/watch?v=2SzjDOk_u9I"
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[],
[],
[],
[],
[],
[],
[],
[],
... | ||
16tq37 | why is the department of homeland security separate from the department of defense? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/16tq37/eli5_why_is_the_department_of_homeland_security/ | {
"a_id": [
"c7z9uj2"
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"score": [
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"text": [
"(Loosely) The DoD manages the military (Army, Navy, etc.; foreign and domestic military bases; etc.), the DHS runs security inside the country to protect citizens from terrorism and other threats.\n\nTraditionally, the military of a country fight... | [] | [] | [
[]
] | ||
5tmo82 | why things visually appear brighter when you're hung over | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5tmo82/eli5_why_things_visually_appear_brighter_when/ | {
"a_id": [
"ddnln4h"
],
"score": [
3
],
"text": [
"When you are drunk, your pupils dilate and they also respond slower to changes in light level, this lets more light into tour eye, and things appear brighter. "
]
} | [] | [] | [
[]
] | ||
9qxy59 | how can your voice be transferred over the phone and sound exactly like you in real life ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9qxy59/eli5_how_can_your_voice_be_transferred_over_the/ | {
"a_id": [
"e8ckzc6"
],
"score": [
3
],
"text": [
"\"Exactly\" isn't really true, obviously. They are close enough that you can regocnize them, but they cut many corners to get the size of your transmission down. \nAnd you shouldn't think of it as \"your voice being transfered\", your voice and ... | [] | [] | [
[]
] | ||
1g0ns9 | what does this math symbol mean, and how do you solve an equation inside the symbol? example: |4+-3| | I recently took a college placement test and this showed up on the math portion. I've been out of high school for 6 years and have no idea what it means, or how to solve the equation inside of it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1g0ns9/eli5_what_does_this_math_symbol_mean_and_how_do/ | {
"a_id": [
"cafpo1x"
],
"score": [
2
],
"text": [
"It hasn't been mentioned, but absolute value is the distance that a number is from zero. Therefore, the answer is positive because that's the number of spaces you would have to move in order for you to get from a number within the symbols to zer... | [] | [] | [
[]
] | |
5ywnu2 | what exactly is gentrification, how is it done, and why is it seen as a negative thing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ywnu2/eli5_what_exactly_is_gentrification_how_is_it/ | {
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"dettuyy",
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"detuccn",
"detvl4w",
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"d... | [] | [] | [
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"https://itunes.apple.com/us/podcast/there-goes-the-... | ||
4kukso | if humankind has been selecting and breeding and cropping and, in general, manipulating, seeds for centuries—if not millenniums—manually, why do companies that just make the process faster and more automated and efficient, i.e. monsanto, get so much hate? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4kukso/eli5_if_humankind_has_been_selecting_and_breeding/ | {
"a_id": [
"d3hv6hq",
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"d3i10yy",
"d3i1228",
"d3i159s",
"d3i1bac",
"d3i1k2n",
"d... | [] | [] | [
[],
[],
[
"http://www.monsanto.com/newsviews/pages/terminator-seeds.aspx",
"http://www.npr.org/sections/thesalt/2012/10/18/163034053/top-five-myths-of-genetically-modified-seeds-busted"
],
[],
[
"http://www.nature.com/news/case-studies-a-hard-look-at-gm-crops-1.12907"
],
[],
[],
[],
... | ||
5mbj4a | why do lights that are far away have a "twinkling" quality to them? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5mbj4a/eli5_why_do_lights_that_are_far_away_have_a/ | {
"a_id": [
"dc2bm42",
"dc2j67t"
],
"score": [
6,
2
],
"text": [
"Yes, heat & particulate (ice, dust) distortion in the air. That's why cold air provides clearer views, especially for astronomy.",
"they twinkle because we are watching them from earth. the atmosphere of earth (air med... | [] | [] | [
[],
[]
] | ||
bsi6hw | why does it seem so challenging now to send a manned crew to the moon, when we were able to accomplish this over 50 years ago? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bsi6hw/eli5_why_does_it_seem_so_challenging_now_to_send/ | {
"a_id": [
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"eonuf8g",
"eonuu7q",
"eonvpbq",
"eonw1bw",
"eonw94p",
"eonx8d4",
"eonzbp3",
"e... | [] | [] | [
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],
[],
[],
[],
[],
[
"https://youtu.be/BK-uatwOOeA"
],
[],
[]
] | ||
1q777g | why is so much research behind a paywall? | I'm currently doing a research project (on naked mole rats), and it's kindof opened my eyes to how much bullshit is floating around the internet. I already knew most of the internet was bullshit, but I had about 20 sources that all said the same thing that were self referencing eachother.
I finally had the sense to s... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1q777g/eli5_why_is_so_much_research_behind_a_paywall/ | {
"a_id": [
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"cda198x"
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"score": [
6,
4,
16,
2,
2,
2
],
"text": [
"Google Scholar is great for this. _URL_0_\n\nAll of the papers with free links are show a link to the right that should say either htm... | [] | [] | [
[
"Scholar.google.com"
],
[
"http://scholar.google.com/schhp?hl=en&tab=ws",
"http://www.theguardian.com/higher-education-network/2013/oct/04/open-access-journals-fake-paper",
"http://www.ncbi.nlm.nih.gov/PubMed"
],
[],
[
"scholar.google.com"
],
[
"Oxford.com"
],
[
"... | |
5ag3qg | is the speed of light the fastest any object can move through space, or is it the fastest speed any object can move, period? | I'm having a hard time finding an answer for this question, I've heard this is the fastest any object can move through a vacuum. Though I'm not sure if, in the absence of a vacuum(ie an area in which there is no distance between two points), the speed could increase.
I have no experience at all with this, so yea, disr... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ag3qg/eli5_is_the_speed_of_light_the_fastest_any_object/ | {
"a_id": [
"d9g68t9",
"d9g7c8l"
],
"score": [
4,
4
],
"text": [
"Fastest anything can move period. Fastest \"information\" can travel. \n\nLight can, however, move slower in a medium, which is what allows for Cherenkov radiation.",
"Matter cannot travel at the speed of light. Only the... | [] | [] | [
[],
[]
] | |
3d1q0b | when and why did names like evelyn, vivian and ashley, which used to be suitable to either sex, become restricted to women? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3d1q0b/eli5_when_and_why_did_names_like_evelyn_vivian/ | {
"a_id": [
"ct0zmsi"
],
"score": [
3
],
"text": [
"In Britain at least, Ashley is certainly a boy's name still:\n\n_URL_1_\n\n_URL_0_\n\n_URL_2_"
]
} | [] | [] | [
[
"https://en.wikipedia.org/wiki/Ashley_Cole",
"https://en.wikipedia.org/wiki/Ashley_Peacock",
"https://en.wikipedia.org/wiki/Ashley_Walters"
]
] | ||
2r245m | what happens to the poison when you kill a poisonous spider? | For example, if I were to smash a Black Widow. Could the poison still cause harm if I were to touch it etc. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2r245m/eli5_what_happens_to_the_poison_when_you_kill_a/ | {
"a_id": [
"cnbpsiy"
],
"score": [
4
],
"text": [
"With most spider venom it will only harm you if it is introduced into your bloodstream. "
]
} | [] | [] | [
[]
] | |
pmcgs | why does visible light seamlessly "loop" (color wheel) when each color is a higher frequency than the last? | Thinking of a rainbow's Red Orange Yellow Green Indigo Blue Violet pattern, with infrared and ultraviolet being just beyond our visible perception, why can a violet hue transition to red without going back through the other colors? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/pmcgs/eli5_why_does_visible_light_seamlessly_loop_color/ | {
"a_id": [
"c3qxcyz"
],
"score": [
2
],
"text": [
"Okay, so you know that the electromagnetic spectrum doesn't actually loop. But our eyes see color in visible light using three different pigments in our retinas (in the parts called the cones). These pigments correspond to red, green, and blue. T... | [] | [] | [
[]
] | |
50jpg9 | why do you get paralyzed only by damaging the spinal cord, it's not like it's cut in half | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/50jpg9/eli5_why_do_you_get_paralyzed_only_by_damaging/ | {
"a_id": [
"d74l7e0"
],
"score": [
5
],
"text": [
"Picture it not as one cable, but as a bundle of cables. If even one little cable within the spinal cord is damaged, some nervous system functionality can be lost."
]
} | [] | [] | [
[]
] | ||
5sjm9h | why is moving water harder to freeze/boil? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5sjm9h/eli5_why_is_moving_water_harder_to_freezeboil/ | {
"a_id": [
"ddfku45"
],
"score": [
2
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"text": [
"...It isn't. In fact, in both cases it makes it easier to bring the total volume of the fluid to the desired temperature. The reason you might think otherwise is just that some regions of the fluid (in contact with the pan, or the cold air depend... | [] | [] | [
[]
] | ||
2yj0ov | how did superheroes (marvel/dc) enter the mainstream and pop culture when they were primarily aimed at a young male demographic in the early days? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2yj0ov/eli5how_did_superheroes_marveldc_enter_the/ | {
"a_id": [
"cp9ziep",
"cp9zme3"
],
"score": [
12,
3
],
"text": [
"The kids that grew up reading those comics are the generation in charge now. They're old enough to have jobs, disposable income, and free time, so it stands to reason that some of the things they liked as kids would transla... | [] | [] | [
[],
[]
] | ||
4zmrga | those 1 second commercials you see, are those some sort of editing mistake, or do companies actually pay for a 1 second ad slot? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4zmrga/eli5_those_1_second_commercials_you_see_are_those/ | {
"a_id": [
"d6x3sky",
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"d6x8y9u",
"d6x9zjv",
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"score": [
455,
17,
45,
4,
2
],
"text": [
"Your cable/satellite company you get your TV from is allowed to preempt a certain amount of ads the network sends each hour on each network, and insert th... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
2bzraf | why does my cat ignore me when i say its name but it always looks up when i make a kissy noise? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bzraf/eli5why_does_my_cat_ignore_me_when_i_say_its_name/ | {
"a_id": [
"cjahunz",
"cjamttc"
],
"score": [
13,
3
],
"text": [
"I've worked with cats for years. Your cat knows his/her name. He/She simply does not associate anything that he enjoys with you calling him by name. Since there is no benefit in it for your cat, he doesn't respond to his... | [] | [] | [
[],
[]
] | ||
3ii6fv | how did vietnamese monk thích quảng đức achieve such an extreme pain tolerance? | Describing his act of self immolation in Vietnam, the American journalist David Halberstam wrote:
"I was to see that sight again, but once was enough. Flames were coming from a human being; his body was slowly withering and shriveling up, his head blackening and charring. In the air was the smell of burning human fles... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ii6fv/eli5_how_did_vietnamese_monk_thích_quảng_đức/ | {
"a_id": [
"cugv7iu",
"cugw2wm",
"cuh2ddp"
],
"score": [
36,
15,
3
],
"text": [
"If I remember correctly, during immolation the extreme heat can burn the nervous system, basically killing the cells that would carry the signal of pain to your receptors. The flames would be so hot t... | [] | [] | [
[],
[],
[]
] | |
3swhs7 | why isn't deforestation and the decline of plant life largely responsible for the increase in carbon dioxide we hear everyone talking about. | There must exist a ratio between carbon dioxide and oxygen which plant life and animals use to survive and thrive. This ratio is apparently tipping towards carbon dioxide. Could this be due to the reduction in the Amazon forest and general decline in quality and quantity of plant life around the globe? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3swhs7/eli5_why_isnt_deforestation_and_the_decline_of/ | {
"a_id": [
"cx104gf"
],
"score": [
2
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"text": [
" > Why isn't deforestation and the decline of plant life largely responsible for the increase in carbon dioxide we hear everyone talking about.\n\nTo keep it simple, CO2 is given off when wood is burned. Sometimes lots of wood is burned on purpo... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Runaway_greenhouse_effect",
"https://en.wikipedia.org/wiki/Water_cycle",
"https://en.wikipedia.org/wiki/Oxygen_cycle",
"https://en.wikipedia.org/wiki/Carbon_cycle",
"https://en.wikipedia.org/wiki/Nitrogen_cycle"
]
] | |
1y8p6l | can you please help me understand native americans in current us society ? | As a non American, I have seen TV shows and movies where the Native Americans are always depicted as casino owning billionaires, their houses depicted as non-US land or law enforcement having no jurisdiction. How?They are sometimes called Indians, sometimes native Americans and they also seem to be depicted as being t... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1y8p6l/eli5can_you_please_help_me_understand_native/ | {
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"cfie2wa",
"cfieg18",
"cfif05c",
"cfiffry",
"cfifgia",
"cfifkox",
"cfig13p",
"cfig6zh",
"cfigary",
"cfigem5",
"cfihffo",
"cfihg2f",
"cfihnuh",
"cfihqop",
"c... | [] | [] | [
[],
[
"http://upload.wikimedia.org/wikipedia/commons/0/02/Bia-map-indian-reservations-usa.png"
],
[],
[],
[],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Reservation_poverty"
],
[],
[],
[],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/List_of_the_poorest_places_in_the_Un... | |
7kz4vn | why do soap makers spritz isopropyl alcohol between layers of soap? | I understand that it helps new layers of soap 'stick' together, kind of the same way slip does when you're making ceramics. However, I always assumed that rubbing alcohol was kind of an anti-stickying agent. Does the alcohol chemically bond the soap layers? Or is it more of a 'degreasing so they don't fall apart' thing... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7kz4vn/eli5_why_do_soap_makers_spritz_isopropyl_alcohol/ | {
"a_id": [
"drias07"
],
"score": [
3
],
"text": [
"It basically dissolves oils and fats, which soap is made of. So when you put it between two layers, both layers melt a bit. once the alcohol is no longer chemically active, the two halves melt together and solidify, functioning like a single soli... | [] | [] | [
[]
] | |
5rg4hw | why do some have bigger or more visible veins on their arms than others? | Is there any significance? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rg4hw/eli5_why_do_some_have_bigger_or_more_visible/ | {
"a_id": [
"dd6yrmv",
"dd7357l",
"dd7cgy8",
"dd7co59"
],
"score": [
32,
8,
10,
2
],
"text": [
"Usually it's due to a higher amount of blood running through the body, or, in general, a lower body fat percentage.",
"Most blood in our body is pooled in our venous system. ... | [] | [] | [
[],
[],
[],
[]
] | |
3sqxmb | how are they able to get any combination of colored lights so quickly on monuments? is support for this pre planned? | I hate to ask this at such a time, but I've been increasingly curious the more I see: _URL_0_
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3sqxmb/eli5_how_are_they_able_to_get_any_combination_of/ | {
"a_id": [
"cwzo2jw",
"cwzq0sj"
],
"score": [
17,
5
],
"text": [
"The light systems in place already have a number of different color bulbs, so they can do any combination they want whenever they want. The [Whitehouse](_URL_0_) is the same way.\n\nSo when they want to display a certain p... | [] | [
"http://i.imgur.com/liNCa7z.png"
] | [
[
"http://media.cmgdigital.com/shared/lt/lt_cache/thumbnail/610/img/photos/2015/06/26/86/57/WhiteHouse.jpg"
],
[]
] | |
g0wycj | what does an “instinct” actually mean? is it just some sort of feeling? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/g0wycj/eli5_what_does_an_instinct_actually_mean_is_it/ | {
"a_id": [
"fncbnh8",
"fncch25"
],
"score": [
4,
2
],
"text": [
"Human's have an instinct to hold their breath underwater. If you dip a new baby underwater, it holds its breath until you have pulled it back out. It's not a \"I have a feeling I should hold my breath\" sort of thing. It'... | [] | [] | [
[],
[]
] | ||
3q2xw0 | why is the political structure of the european union so complicated? | I'm taking a college course on the EU, and I'm told "explaining why the EU is so complex (in relation the the US system) would make a very good midterm question". | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3q2xw0/eli5_why_is_the_political_structure_of_the/ | {
"a_id": [
"cwbkqwg",
"cwbl63i"
],
"score": [
2,
2
],
"text": [
"Fist of all the EU is not a country. It is not a single government. It is an economic trade union comprised of numerous nations with varying political structures, economic structure, and social needs. Comparing it to the US ... | [] | [] | [
[
"https://en.wikipedia.org/wiki/North_American_Free_Trade_Agreement"
],
[]
] | |
1tf1ii | why do lcd displays slowly turn while cold? | I notice this every time my car is unusually cold, but don't know why electronics are so affected? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tf1ii/eli5_why_do_lcd_displays_slowly_turn_while_cold/ | {
"a_id": [
"ce79k9h"
],
"score": [
8
],
"text": [
"LCD = Liquid Crystal Display."
]
} | [] | [] | [
[]
] |
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