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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19w13p | how does a group like skidrow crack games' drm? | How can they see what the protections are and how do they crack them? And how so quickly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19w13p/eli5_how_does_a_group_like_skidrow_crack_games_drm/ | {
"a_id": [
"c8s336v"
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"score": [
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"text": [
"Think of a game - or any computer program - like a recipe. Do this, do that, do this other thing. At some point in a copy-protected game, it'll do some check to see if it's allowed to install or run; maybe check a serial number or make sure the... | [] | [] | [
[]
] | |
dz73bf | what's dijkstra's algorithm used for in computer science? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dz73bf/eli5_whats_dijkstras_algorithm_used_for_in/ | {
"a_id": [
"f85nrca",
"f85nxm7"
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"score": [
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2
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"text": [
"Lots of things. It's also known as 'Shortest Path First'.\n\nI can be used for networking to find the shortest route(least number of router stops when sending a message).\n\nIt can be used in databases to slowly optimize the... | [] | [] | [
[],
[]
] | ||
2bhj9s | if it's possible to build up a sleep debt, is it possible to build up a "sleep credit"? if not, why not? | If I were to sleep more than I needed to during the week, would that enable me to sleep less at the weekend, in the same way that if I sleep too little during the week I have to "catch up"? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bhj9s/eli5_if_its_possible_to_build_up_a_sleep_debt_is/ | {
"a_id": [
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"score": [
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"text": [
"We aren't really sure why, but it doesn't seem that something like t... | [] | [] | [
[],
[],
[],
[],
[],
[],
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] | |
dxf414 | if bees dont use all the honey they produce, then why do they continue to make so much more than they need? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dxf414/eli5_if_bees_dont_use_all_the_honey_they_produce/ | {
"a_id": [
"f7pj4iw",
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"f7ruhrj"
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"score": [
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447,
78,
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31,
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"text": [
"Anticipating the inevitable theft of some or all of it?",
"T... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[]
] | ||
5m9bcw | why do sites like youtube and facebook (but especially youtube) continuously modify their interface with new skin, color, and features, despite the negative reception of their userbase? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5m9bcw/eli5_why_do_sites_like_youtube_and_facebook_but/ | {
"a_id": [
"dc1sxyo"
],
"score": [
4
],
"text": [
"Because everybody hates change. Week 1-4 of a UI overhaul, everyone hates it. It's all different and you have to find the stuff you want again. Once you figure it out you stop caring and usually whatever new/optimized feature gets a jump in usage... | [] | [] | [
[]
] | ||
57venf | what does the chairman of the senate budget committee do? what authority do they have that other senators don't? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/57venf/eli5what_does_the_chairman_of_the_senate_budget/ | {
"a_id": [
"d8vbmry"
],
"score": [
5
],
"text": [
"Proposed legislation is typically sent to the committee that it falls under. The committee then holds investigations and actually crafts the legislation. Once the committee approves it, it goes to the floor for a vote are further tweaks. Basicall... | [] | [] | [
[]
] | ||
54h2ma | is it better to brake hard to avoid in a car or apply firm braking | Say you can clearly see the the traffic is slowing extremely rapidly but you do have time to brake. What will provide the **best reduction in speed**, slam on brakes on braking as firmly as possible? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/54h2ma/eli5is_it_better_to_brake_hard_to_avoid_in_a_car/ | {
"a_id": [
"d81se62",
"d81xjxa"
],
"score": [
2,
7
],
"text": [
"Depends on your car, road conditions and tires.\n\nIn many modern cars, antilock brakes are standard. So a panic stop where you slam on the brake pedal will engage the antilock system and automatically pulsate the braking to... | [] | [] | [
[],
[]
] | |
3oi0p0 | why does drinking a liquid such as a dry wine leave your mouth feeling dry even though it's a liquid? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oi0p0/eli5_why_does_drinking_a_liquid_such_as_a_dry/ | {
"a_id": [
"cvxd47s",
"cvxex5z"
],
"score": [
5,
2
],
"text": [
"With red wine, you are feeling a chemical called *tannin* which gives the illusion of a dry feeling.",
"The tannins in wine are an astringent. The property of an astringent (when the word is used for foods) is that it c... | [] | [] | [
[],
[]
] | ||
39j2zb | if i am not supposed to peel off a scab how come all my instincts are telling me to do it | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/39j2zb/eli5_if_i_am_not_supposed_to_peel_off_a_scab_how/ | {
"a_id": [
"cs3th2i"
],
"score": [
30
],
"text": [
"Because your scab has healed at the edges, meaning your body, right at those points, is going \"Hey there's some junk on this healthy skin, get it off!\" so you have the instinct to rip at it (or scratch at it).\n\nThe problem is, it's *only* he... | [] | [] | [
[]
] | ||
335p8w | how do antibiotics kill unwanted bacteria but not the body's own cells? | I know about enzymes and such in a basic sense, but the fact that an antibiotic actually *works* still doesn't quite make sense to me. Wouldn't we need a specifically engineered antibiotic for each strain of bacteria? Why does the antibiotic only harm bacteria? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/335p8w/eli5_how_do_antibiotics_kill_unwanted_bacteria/ | {
"a_id": [
"cqhrbz2",
"cqhs858",
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"score": [
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"text": [
"Antibiotics have many different mechanisms, but essentially, they take advantage of how bacteria are different from human (or more generally, animal or even eukaryotic in some cases) cells. \n\nA famou... | [] | [] | [
[],
[],
[]
] | |
3nitzk | how is stephen colbert a character? what is different between stephen colbert and "stephen colbert"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3nitzk/eli5how_is_stephen_colbert_a_character_what_is/ | {
"a_id": [
"cvoh5ac",
"cvoh61k",
"cvohg26",
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"score": [
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4,
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],
"text": [
"Stephen Colbert played a character by the same name on his Comedy Central show \"The Colbert Report\". The fictional Colbert was a parody of the kind of personality-driven opinion... | [] | [] | [
[],
[],
[],
[]
] | ||
3wluk0 | what are the specific characteristics that define classical music? | Can a piece composed in 2015 be considered classical? Also, can the soundtracks of video games such as Skyrim or Dragon's Dogma be considered classical music? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3wluk0/eli5_what_are_the_specific_characteristics_that/ | {
"a_id": [
"cxx6bmw",
"cxx6kbe"
],
"score": [
7,
5
],
"text": [
"In the broadest sense, \"classical\" music can mean any type of Western \"art music\" played by acoustic instruments, particularly the violin family, and with less emphasis on improvisation and repetition than folk or popula... | [] | [] | [
[],
[]
] | |
5nsg2k | why do so many train tracks run along creeks and rivers? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5nsg2k/eli5_why_do_so_many_train_tracks_run_along_creeks/ | {
"a_id": [
"dcdxq71",
"dcdy4a6",
"dcdzagd",
"dcemp2y"
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"score": [
31,
13,
3,
3
],
"text": [
"Rivers tend to form in places that have a long, continuous, mostly-gradual path from high to low places. This is exactly the sort of path trains need, as they cannot climb (or sa... | [] | [] | [
[],
[],
[],
[]
] | |
77en1w | why are some words pluralized with an "i"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/77en1w/eli5_why_are_some_words_pluralized_with_an_i/ | {
"a_id": [
"dol6ryx",
"dol6tol",
"dolc98z"
],
"score": [
9,
2,
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"text": [
"Those are words of Latin origin of male gender ending in -us. \n\nThe ~~declination~~ declension of those words demands an -i in the plural. \n\nSee [here](_URL_0_) for a full list of all forms of the s... | [] | [] | [
[
"http://thelatinlibrary.com/101/Declension2.pdf"
],
[],
[]
] | ||
73golv | how can carbon, hydrogen, and oxygen be rearranged to make up so many different things? | For example, the formula for sucrose (sugar), is C6H22O11, while ethanol (alcohol) is C2H5OH. Sugar and alcohol are very different, yet they are comprised of the same elements. How can this be? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/73golv/eli5_how_can_carbon_hydrogen_and_oxygen_be/ | {
"a_id": [
"dnq5off",
"dnqob9q"
],
"score": [
3,
3
],
"text": [
"Actually hydrogen cannot be arranged too differently. It can be H2, the gas. When combined with oxygen it can form water, H2O, or a hydoxyl group which will react with something. It is when these two types of atom combine wi... | [] | [] | [
[],
[]
] | |
1xl630 | if i file for bankruptcy.... | ELI5:
If I file for bankruptcy what happens to all of my debts?
How are the people that I am indebited to get affected by this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xl630/if_i_file_for_bankruptcy/ | {
"a_id": [
"cfcc06n",
"cfccaws",
"cfccs70"
],
"score": [
6,
2,
3
],
"text": [
"The people you owe money to get screwed.\n\nThe Court (assuming they agree to your claim of bankruptcy) will gather up all of your assets and sell them off, paying out the proceeds to your debtors.\n\nT... | [] | [] | [
[],
[],
[]
] | |
74yav2 | how are us military units numbered? if there's a 501st battalion, are there 500 others active at the same time? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/74yav2/eli5_how_are_us_military_units_numbered_if_theres/ | {
"a_id": [
"do1zrdf",
"do20bqu"
],
"score": [
10,
8
],
"text": [
"The military gets bigger and smaller over time. A lot of units are disbanded based on requirements or the most decorated and acomplised ones are kept when others are cut but they keep their names. \n\nSame reason for MI5 an... | [] | [] | [
[],
[]
] | ||
axbmmj | why is it okay for us to eat raw eggs but not raw chicken? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/axbmmj/eli5_why_is_it_okay_for_us_to_eat_raw_eggs_but/ | {
"a_id": [
"ehshl02"
],
"score": [
9
],
"text": [
"It is not okay to eat raw eggs in every part of the world. Some places have the same salmonella problems with eggs as they do with chicken. It is not universally safe to eat raw eggs in the US."
]
} | [] | [] | [
[]
] | ||
anacdl | what does ping 127.0.0.1 do? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/anacdl/eli5_what_does_ping_127001_do/ | {
"a_id": [
"efrwo52",
"efrwq72",
"efrwsfy",
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"score": [
2,
4,
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"text": [
"127.0.0.1 is the “loopback” address, which basically means it points to the machine sending the request (your own computer). Pinging that address has no real purpose, other than ma... | [] | [] | [
[],
[],
[],
[]
] | ||
5pj6bd | which symptoms of the flu are caused by the virus itself and which are caused by our body trying to destroy the virus? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5pj6bd/eli5_which_symptoms_of_the_flu_are_caused_by_the/ | {
"a_id": [
"dcrkxc2",
"dcrlifu"
],
"score": [
81,
16
],
"text": [
"Symptoms of the flu are actually often caused by your body trying to rid itself of the virus; high fever is a way to try and kill the virus by essentially cooking it, but in the process destroys a lot of your own cells, wh... | [] | [] | [
[],
[]
] | ||
15vp54 | modern, postmodern and all that other art that i really don't get. | Stuff like Jasper Johns and Robert Rauschenberg have never really made sense to me. I try, but I just don't get it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/15vp54/eli5_modern_postmodern_and_all_that_other_art/ | {
"a_id": [
"c7q9fj9",
"c7qar92"
],
"score": [
6,
3
],
"text": [
"In terms of paintings.\n\nOne thousand years ago:\n\nPeople hire artists to make pictures of themselves looking handsome and wise, and to make their enemies look evil. Or to record facts and stories. Artists are craftsmen.\n... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/File:PicassoGuernica.jpg",
"http://en.wikipedia.org/wiki/File:El_Tres_de_Mayo,_by_Francisco_de_Goya,_from_Prado_thin_black_margin.jpg",
"http://en.wikipedia.org/wiki/File:Velazquez-The_Surrenderof_Breda.jpg"
]
] | |
2355ko | why are some perfumes and colognes so expensive? | Hundreds of dollars for a couple of ounces of fluid? What gives? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2355ko/eli5_why_are_some_perfumes_and_colognes_so/ | {
"a_id": [
"cgtiudv",
"cgtk23f"
],
"score": [
6,
2
],
"text": [
"They're luxury goods and status symbols. The same goes for designer clothes and jewelry. You're paying for the name and the prestige.\n\nThey do generally use better quality ingredients, but they definitely make a big profit... | [] | [] | [
[],
[]
] | |
bvlq52 | the difference between curies, roentgen, rad, rem, sieverts, grays... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bvlq52/eli5_the_difference_between_curies_roentgen_rad/ | {
"a_id": [
"epqkfz2",
"eprjb3u"
],
"score": [
3,
3
],
"text": [
"Curie measures the radioactivity or radioactive decay of a material and is outdated as a unit (modern unit is the becquerel).\n\nRoentgen (named after the German physicist who identified xrays) is another outdated unit used ... | [] | [] | [
[],
[]
] | ||
2je7cp | when to adjust iso versus shutter speed versus aperture? | I understand what each of them do independently, but I don't really understand how one knows which times to adjust what. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2je7cp/eli5when_to_adjust_iso_versus_shutter_speed/ | {
"a_id": [
"clavhfh",
"claykta"
],
"score": [
3,
2
],
"text": [
"It depends on what you want the image to look like. If you know what they do independently, you should be able to figure out what you're prioritizing. It depends what you're taking pictures of and how you want it to look.\n\... | [] | [] | [
[],
[]
] | |
2v709g | if we have telescopes that can see galaxies light years away, what's the reason we focus them on nearby planets to take a look at their surfaces? | Typo! I mean't to ask "what's the reason we *don't* focus them..." | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2v709g/eli5_if_we_have_telescopes_that_can_see_galaxies/ | {
"a_id": [
"coezkvz",
"coezltl",
"cof03oj",
"cof056q"
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"score": [
3,
10,
2,
28
],
"text": [
"I think you forgot a 'don't in your question.\n\nI have no idea what the answer is, I'm guessing it has to do with resolution. I have wondered a similar thing about pointing tele... | [] | [] | [
[],
[
"https://what-if.xkcd.com/32/"
],
[],
[]
] | |
2rpkg5 | what exactly is going on in my digestive system to make beer shits so awful? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rpkg5/eli5_what_exactly_is_going_on_in_my_digestive/ | {
"a_id": [
"cni2yq1",
"cni49qd"
],
"score": [
2,
2
],
"text": [
"Just talked about this yesterday. They are terrible but my God are they satisfying. ",
"Drinking draft? More carbonation equals more gas...more gas equals more explosive shits. Try bottles and pizza if you want to pass a... | [] | [] | [
[],
[]
] | ||
35k2a4 | how do dogs and cats easily determine each other's sex? | When I'm looking at animals, even animals I'm very familiar with, I have to check their junk to tell their gender. And with cats, sometimes I still get it wrong. I know that there are subtle differences in size and stuff, but what are the distinguishing features that help my dog determine male from female in other dogs... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35k2a4/eli5_how_do_dogs_and_cats_easily_determine_each/ | {
"a_id": [
"cr54vsf",
"cr54w83",
"cr553an"
],
"score": [
7,
3,
10
],
"text": [
"They can tell in the same way we do, there are certain traits (other than genitalia) which the different sexes have0. Sexual dimorphism (the difference between sexes) is actually less in humans than it... | [] | [] | [
[],
[],
[]
] | |
3i8jtq | why are netflix original sitcoms not exactly 30 mintues? | Netflix is a platform that doesn't air commercials and does not need to allow time for advertisments. So, why are their original sitcoms - that weren't filmed to be on NBC or the like - still less than an even 30 minutes long? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3i8jtq/eli5_why_are_netflix_original_sitcoms_not_exactly/ | {
"a_id": [
"cue7hm5",
"cue8d6y"
],
"score": [
7,
2
],
"text": [
"Netflix doesn't have their own studios. They finance and greenlight these new series, and as a result, they get the exclusive rights for a period of time to them -- pretty much the exact same way a traditional television net... | [] | [] | [
[],
[]
] | |
9fn6i4 | if the universe is infinite why are there estimated to be only 100 billion galaxies? surely the number of galaxies would also be infinite? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9fn6i4/eli5_if_the_universe_is_infinite_why_are_there/ | {
"a_id": [
"e5xqg71",
"e5xqhz4",
"e5xr5y5"
],
"score": [
10,
2,
3
],
"text": [
"Are you sure that you're not just confusing the fact that the universe is infinite, but there are only 100 billion galaxies in the observable/known universe?",
"2,000,000,000,000 (at least) galaxie... | [] | [] | [
[],
[],
[]
] | ||
19fcws | what's stopping me from succesfully starting up an internet company that offers better services at cheaper prices than what is currently available? | You may all know that AT & T/time warner etc offer shit service at high prices with huge profit margins? I'm struggling to understand why there aren't other companies that are able to compete with them? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19fcws/whats_stopping_me_from_succesfully_starting_up_an/ | {
"a_id": [
"c8nimf0",
"c8ninu7"
],
"score": [
2,
2
],
"text": [
"There's a *gigantic* entry cost to providing Internet service. You must have agreements in place to let your users send and receive data from literally every other computer on the Internet; you can't start an ISP that only l... | [] | [] | [
[],
[]
] | |
5wdibv | why/how do actors choose their "stage names"? | Do celebrities choose stage names for some small piece of privacy or is it always about marketing themselves?
What makes some names "better" or more marketable than others?
Do they pick them themselves or is it usually a PR person? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5wdibv/eli5_whyhow_do_actors_choose_their_stage_names/ | {
"a_id": [
"de9825s",
"de9872k",
"de98dm0",
"de98xxa"
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"score": [
2,
11,
11,
17
],
"text": [
"In the old days it would be done by actors with foreign sounding names who didn't want to be thought of as foreign. Today it's usually just someone with a hard to pronounce or c... | [] | [] | [
[],
[],
[],
[]
] | |
1hzn5v | why tv ads are so important in american politics | For example, the ["Harry and Louise" ad](_URL_0_) that hurt the Clinton health care plan. From what I've read, US Congress members become cozy with special interests because they need campaign money, and they need campaign money to buy TV advertising slots so they don't get defeated come re-election time. Is American p... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hzn5v/eli5_why_tv_ads_are_so_important_in_american/ | {
"a_id": [
"caziwns",
"cazmm98"
],
"score": [
4,
2
],
"text": [
"A thirty second commercial is a lot easier for someone to remember and internalize than a paragraph from a speech or an op-ed. It's not entirely attributable to national culture, it's just that we're visual creatures and go... | [] | [
"http://www.youtube.com/watch?v=CwOX2P4s-Iw"
] | [
[],
[]
] | |
1jquu3 | how do those who engage in illicit trafficking via tor know the entire network isn't an elaborate trap set up by the state department? | I'm relatively new to posting to Reddit, so apologies if I somehow break etiquette here, but I've searched ELI5, Tor, and SR and haven't found a complete answer. Here's what I have found:
-The US Navy and State Department have both publicly backed Tor.
-There are no huge security clearances required to run a server... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jquu3/eli5_how_do_those_who_engage_in_illicit/ | {
"a_id": [
"cbhe2eu",
"cbhee27",
"cbhesx0",
"cbhghnx",
"cbhigv8",
"cbhlmzg"
],
"score": [
18,
48,
4,
35,
2,
2
],
"text": [
"I don't know much about TOR because I'm still learning cryptography. However it is my understanding TOR is split into three different... | [] | [] | [
[],
[
"https://gitweb.torproject.org/tor.git"
],
[],
[],
[],
[]
] | |
1ta99f | what is the point of the 'press any key' screen in games? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ta99f/eli5_what_is_the_point_of_the_press_any_key/ | {
"a_id": [
"ce5xqaq",
"ce5zkuz"
],
"score": [
9,
5
],
"text": [
"The game just wants to make sure you are actually there. Usually the stuff that happens after a press any key screen is something that the game doesn't want you to miss because you'd have a bad experience otherwise. So, next... | [] | [] | [
[],
[
"http://gaming.stackexchange.com/questions/18780/why-do-console-games-require-a-button-press-before-showing-the-main-menu"
]
] | ||
6e05yp | how is it that illiteracy still exists in the united states? | Given that school is required for kids how is it that not everyone has become literate by now in the United States? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6e05yp/eli5_how_is_it_that_illiteracy_still_exists_in/ | {
"a_id": [
"di6m8tu",
"di6manv",
"di6zay1"
],
"score": [
21,
35,
4
],
"text": [
"They can make you be physically present in school until you're 18 and gain your full rights as a person. What they *can't* do is make you pay attention or remember anything, that part is up to you.",
... | [] | [] | [
[],
[],
[
"https://www.ted.com/talks/ken_robinson_says_schools_kill_creativity",
"http://ektr.uni-eger.hu/wp-content/uploads/2015/11/deschooling-society-a-brief-summary.pdf"
]
] | |
19l14n | why do medicine bottles say you shouldn't crush or dissolve the pills? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19l14n/why_do_medicine_bottles_say_you_shouldnt_crush_or/ | {
"a_id": [
"c8ozdpv",
"c8oziar",
"c8p6n6d"
],
"score": [
2,
5,
3
],
"text": [
"Because you shouldn't crush or dissolve the pills. Some pills contain ingredients that may harm your mouth if you chew them. Some pills are designed to work after digestion.",
"Medicine is designed ... | [] | [] | [
[],
[],
[]
] | ||
9qq6fe | how fast can a quasar star spin? | I just read in another post that some quasars spin in 1.4ms. That seems impossibly fast - if I could stand on the surface, would I be going close to the speed of light? What's the limiting factor? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9qq6fe/eli5_how_fast_can_a_quasar_star_spin/ | {
"a_id": [
"e8b39k6"
],
"score": [
11
],
"text": [
"The fastest millisecond pulsars are in the 1.5 milisecond (670 Hz) range. Assuming they're of typical size (~20 km in diameter) that gives you an equatorial speed around 43 million m/s.\n\nPretty fast, but light is *300* million m/s.\n\nSo how ... | [] | [] | [
[]
] | |
22l4e1 | how did the different english accents come about? when did american english begin to change and when did the australian accent differ from england's english. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22l4e1/eli5_how_did_the_different_english_accents_come/ | {
"a_id": [
"cgnwctb",
"cgnx8vf",
"cgny9u0",
"cgo1o8l",
"cgo1y0g",
"cgo3vgu"
],
"score": [
8,
23,
3,
3,
3,
3
],
"text": [
"go over to r/linguistics they talk about this kind of stuff a lot",
"Language evolves all the time: you almost certainly don't spea... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
5tx32e | why does one get heavy sweating before getting healed from a fever? | I usually dont sweat much when I get a fever but suddenly I get drenched in sweat the night before I get cured, why does that happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5tx32e/eli5_why_does_one_get_heavy_sweating_before/ | {
"a_id": [
"ddps3iz",
"ddq4u0f"
],
"score": [
4,
2
],
"text": [
"A fever isn't actually the illness, it is the response. \n\nWhen you are feeling sick, your body will commit more energy towards immune response, and one symptom is a fever. What your body is doing is basically ramping up yo... | [] | [] | [
[],
[]
] | |
5z3ffw | why was the transition of germany into a democracy in ww2 so smooth (for the most part) compared to the attempted transitions in middle eastern countries? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5z3ffw/eli5_why_was_the_transition_of_germany_into_a/ | {
"a_id": [
"deuzmkb",
"dev0os3",
"devifig"
],
"score": [
3,
6,
3
],
"text": [
"Remember, self rule is not absent in German history. Under the Kaiser, the Reichstag stood as a parliamentary system, and under Bismarck, universal male suffrage was implemented. In practice, the Reichs... | [] | [] | [
[],
[],
[]
] | ||
6ttsqj | what performance difference can we see between an athlete that warms up and one that doesnt before a race? | I would like to know specifically about cyclists | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ttsqj/eli5_what_performance_difference_can_we_see/ | {
"a_id": [
"dlnjx5w",
"dlnk04j",
"dlnke5q",
"dlon7y3"
],
"score": [
4,
9,
66,
5
],
"text": [
"Well I'm no expert but I do play hockey. When I myself do not warm up the first half period of my game is warm up, and I only start playing at my full potential around 2/3 of the ... | [] | [] | [
[],
[],
[],
[]
] | |
1sltba | what is the clunking noise that cars make in movies when they die? | There's always this noise when a car comes to a stall in almost every movie. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1sltba/eli5_what_is_the_clunking_noise_that_cars_make_in/ | {
"a_id": [
"cdyv1je"
],
"score": [
2
],
"text": [
"The car is briefly \"dieseling.\""
]
} | [] | [] | [
[]
] | |
xwapa | how does the mars rover curiosity transmit data over such uber long distance? | How does Curiosity transmit data over such long distance: satellites? What type of equipment is used? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/xwapa/how_does_the_mars_rover_curiosity_transmit_data/ | {
"a_id": [
"c5q4pzw",
"c5q75w8",
"c5qdr8q"
],
"score": [
27,
12,
2
],
"text": [
"Rover tone transmit - > mars orbiter - > earth satellite - > JPL",
"I worked with signal equipment in the military so I know a little about earthly communications. Maybe someone else can answer... | [] | [] | [
[],
[],
[]
] | |
2jrmn7 | if sugar, fat, and salt play to our dopamine levels, what do spices (like black pepper, cumin, cinnamon, tumeric, etc) do to our brain? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jrmn7/eli5_if_sugar_fat_and_salt_play_to_our_dopamine/ | {
"a_id": [
"cleg6ty"
],
"score": [
3
],
"text": [
"with pepper, and spicy things in general, they also release dopamine and other chemicals. I think it's your brains natural response to the pain. "
]
} | [] | [] | [
[]
] | ||
1b9z0t | what physics are behind this "stunt"? | [I'm blown away](_URL_0_),I have no idea how this is possible. He attempts to explain it but I still don't get it (I wasn't a very good physics student) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1b9z0t/eli5_what_physics_are_behind_this_stunt/ | {
"a_id": [
"c94zm9r",
"c950cbf",
"c951mnn"
],
"score": [
3,
4,
2
],
"text": [
"What I've been able to find through googling this experiment is that it has something to do with \"the conservation of angular momentum\".\n\nI found a video of some high schoolers doing different thing... | [] | [
"http://www.wimp.com/spinningdisk/"
] | [
[
"http://youtu.be/UZlW1a63KZs"
],
[
"http://science.howstuffworks.com/gyroscope.htm",
"http://www2.eng.cam.ac.uk/~hemh/gyroscopes/onetofour.html",
"http://www.youtube.com/watch?v=lvPAjr_a6Jg"
],
[
"http://www.youtube.com/watch?v=cRJv6z_bxQg"
]
] | |
fgkoez | why is it more pleasing to listen to my favourite songs when they randomly play on the radio rather than picking them myself in music streaming apps? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fgkoez/eli5_why_is_it_more_pleasing_to_listen_to_my/ | {
"a_id": [
"fk54ghj"
],
"score": [
2
],
"text": [
"Because it's reassuring, pleasant, and/or exciting to feel that someone else shares your taste in music. \n\nYou kinda feel vindicated, which doesn't happen when you're doing the choosing."
]
} | [] | [] | [
[]
] | ||
8juq9v | court stenographer machines can capture entire conversations in real time but no one uses them as computer keyboards? why? are they harder to use? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8juq9v/eli5_court_stenographer_machines_can_capture/ | {
"a_id": [
"dz2ke5m",
"dz2l0vv"
],
"score": [
6,
3
],
"text": [
"[A stenotype machine](_URL_0_) isn't just a quick way of typing, it's also a form of [shorthand](_URL_2_). It's not a 100% accurate way of recording things, it's just a really good way to capture things quickly. You have t... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Stenotype",
"https://en.wikipedia.org/wiki/Chorded_keyboard",
"https://en.wikipedia.org/wiki/Shorthand"
],
[]
] | ||
2ctuib | why does taking precautionary antibiotics after something like surgery help pathogens to become drug-resistant? | I has surgery on my foot and the podiatrist put me on antibiotics for the week after the surgery. When this was mentioned to my best friend's mom, who is a nurse practitioner, she made it very clear how against it and what a bad idea it is. I understand how starting an antibiotic and stopping before you've taken the fu... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ctuib/eli5_why_does_taking_precautionary_antibiotics/ | {
"a_id": [
"cjixjbu"
],
"score": [
2
],
"text": [
"Antibiotics help create drug resistant infection by exposing the infection to the drug.\n\nThey then mutate to be able to work against the drug, and become drug resistant.\n\nSimilar to how humans were once prey, and then evolved to be able to fi... | [] | [] | [
[]
] | |
avml9r | why does stress and sleep deprivation lower your libido? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/avml9r/eli5_why_does_stress_and_sleep_deprivation_lower/ | {
"a_id": [
"ehg9l8s",
"ehga42k"
],
"score": [
5,
2
],
"text": [
"Sex makes babies.\n\nBabies make stressed and lose sleep.\n\nIf already tired and stressed, your body no want add babies.",
"Cortisol is released during stress. It has an adverse affect on your health (including sex driv... | [] | [] | [
[],
[]
] | ||
9jwxan | how do geologists record historic and pre-historic tsunamis? | After reading about the 2018 Indonesian Tsunami (prayers to the affected), I checked Wikipedia for list of the tsunamis. There were records of tsunamis all the way from ≈7000–6000 BCE. How do they record/identify those kinds (up to 1001 CE, I guess)??
& #x200B;
P.S.: I didn't know if Physics flair was correct for t... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9jwxan/eli5_how_do_geologists_record_historic_and/ | {
"a_id": [
"e6upsli",
"e6uvh6w"
],
"score": [
2,
2
],
"text": [
"Tsunamis are huge waves, whose height can exceed tens of metres. The insane amount of energy in the wave lifts up boulders, carrying them all the way upshore. The heavy rocks are then dropped in a semi-neat line where the wa... | [] | [] | [
[],
[
"https://www.researchgate.net/publication/277576680_Tsunamis_as_Paleoseismic_Indicators"
]
] | |
eyry3u | how do gene editing techniques target the whole tissue/organ/organism? | There are very good ELI5s on how novel gene editing techniques work. However, editing the DNA of a single cell doesn't seem that useful. How does the edit become expressed in multiple cells? Can this only be achieved during development? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eyry3u/eli5_how_do_gene_editing_techniques_target_the/ | {
"a_id": [
"fgjm5xu"
],
"score": [
2
],
"text": [
"There are multiple options for trying to genetically engineer tissues/organs/organisms.\n\n1. Get them early -- if you can genetically modify them when they are a single cell (like you said, during development), then once they grow into the compl... | [] | [] | [
[]
] | |
4whknh | why does the text in older movies always move? | For credits or title screens the text never seems to stay in one place. It always slightly moves. Why is that? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4whknh/eli5_why_does_the_text_in_older_movies_always_move/ | {
"a_id": [
"d670tk2",
"d673aaw"
],
"score": [
4,
2
],
"text": [
"Because the text was applied to each frame of the film separately. That is an imperfect process so ... with a little difference in location of the text from frame to frame you've got what essentially amounts to a little ani... | [] | [] | [
[],
[]
] | |
6sbqr9 | how is the production cost for each game of thrones episode $10m, when they have 5 actors who are each receiving $2m per episode this season? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6sbqr9/eli5_how_is_the_production_cost_for_each_game_of/ | {
"a_id": [
"dlbj6s9",
"dlbjdkl"
],
"score": [
4,
3
],
"text": [
"Every episode has it's own budget based off the budget the studio gives those showmakers. Let's say, like Game of Thrones, you have an 8 episode season, but you just have these 5 characters. The studio would give you $120,00... | [] | [] | [
[],
[]
] | ||
6hcpnz | why is testifying under oath a big deal? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6hcpnz/eli5_why_is_testifying_under_oath_a_big_deal/ | {
"a_id": [
"dixb56m",
"dixb5sj",
"dixb73m"
],
"score": [
3,
3,
2
],
"text": [
" > I don't see how this oath thing is going to stop these politicians from lying again.\n\nLying under oath is a criminal offense. If they are caught lying then they can be stripped of office and go to... | [] | [] | [
[],
[],
[]
] | ||
33s2co | why is the term "retarded" considered offensive? | Why do people consider the terms "retarded", "mental retardation", etc. offensive? The definition of 'retard' is "delay or hold back in terms of progress, development, or accomplishment." This seems like a very good word to be using to describe someone with a mental deficiency. Why or how did it become offensive to peo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33s2co/eli5why_is_the_term_retarded_considered_offensive/ | {
"a_id": [
"cqnv3ij",
"cqnvbyi",
"cqnwarf",
"cqnxzlj",
"cqo6ayf"
],
"score": [
7,
6,
3,
2,
2
],
"text": [
"Definitions of words aren't really important in deciding what people find offensive. F**got and homosexual both mean the same thing, but only one is considere... | [] | [] | [
[],
[],
[],
[],
[]
] | |
1hcvle | the offside rule in football | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hcvle/the_offside_rule_in_football/ | {
"a_id": [
"cat3jby",
"cat3xez",
"cat4m2j",
"cat5rs2"
],
"score": [
11,
4,
2,
2
],
"text": [
"When a defensive lineman moves before the center snaps the ball into play. If an offensive lineman moves before the ball is snapped, it is called a false start. It is possible for... | [] | [] | [
[],
[],
[
"http://www.fifa.com/aboutfifa/footballdevelopment/technicalsupport/refereeing/laws-of-the-game/law/newsid=1290867.html"
],
[]
] | ||
95g9rh | how do passports from foreign countries (not american) wotk? | I thought a passport allowed someone to legally travel outside their native country. I recently heard that some European passports don’t allow travel to the USA. For example, my friend knows someone from Slovakia, whose passport allows her to travel only throughout Europe. And that person has no criminal record, deport... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/95g9rh/eli5how_do_passports_from_foreign_countries_not/ | {
"a_id": [
"e3sgvxg",
"e3sh0l4",
"e3sh1wk",
"e3sh51c",
"e3sk7ep"
],
"score": [
4,
12,
3,
2,
2
],
"text": [
"In Canada we basically have the same passport that you do - it's a book with lots of pages for visa stamps, and our photo.\n\nIf you have a European passport... | [] | [] | [
[],
[],
[],
[],
[]
] | |
b4w2b7 | how does p2p encryption work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b4w2b7/eli5_how_does_p2p_encryption_work/ | {
"a_id": [
"ej9jups",
"ej9l8qw",
"ej9lm07",
"ej9rwv4"
],
"score": [
22,
6,
7,
3
],
"text": [
"Whenever you send a message, the message is locked (encrypted) using a key . The key is unique in the sense that you and only the intended recipient has the key to that lock. Thus... | [] | [] | [
[],
[],
[],
[]
] | ||
4kczk0 | why have we (humans) advanced so much in the last 150 years or so compared to the thousands of years before? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4kczk0/eli5_why_have_we_humans_advanced_so_much_in_the/ | {
"a_id": [
"d3dzs11",
"d3dzsay",
"d3dzsix",
"d3dzvt0",
"d3dzz9a",
"d3dzzvv",
"d3e00nq",
"d3e0k7v",
"d3e0kmi",
"d3e0o1a",
"d3e118v",
"d3e12su",
"d3e18nv",
"d3e1tfb",
"d3e25u8",
"d3e2elo",
"d3e2f5i",
"d3e2j36",
"d3e2jbl",
"d3e2kj0",
"d... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[
"http://waitbutwhy.com/2015/01/artificial-intelligence-revolution-1.html"
],
[],
[
"https://en.wikipedia.org/wiki/Connections_(TV_series\\)"
],
[],
[],
[
"https://en.wikipedia.org/wiki/Matthew_Boulton"
],
[],
[],
[],
[],
[],
[],
[... | ||
4hnjy6 | why do #2 / 2hb pencils work on bubble exams yet others don't? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hnjy6/eli5_why_do_2_2hb_pencils_work_on_bubble_exams/ | {
"a_id": [
"d2r1nkp",
"d2r1sf4",
"d2r4257"
],
"score": [
6,
10,
3
],
"text": [
"pencil numbers refer to how hard the material is and thus [how dark](_URL_0_) the mark the pencil makes is. Marks made by pencils other than #2 simply are recorded incorrectly by the machines that read... | [] | [] | [
[
"http://pencils.com/wp-content/uploads/2012/09/lead_grade_swatches-11.jpg"
],
[],
[]
] | ||
2bfk69 | what are the fundamentals and basics of islam? | I'm looking to just understand this a bit more so I'm after anything you've got to offer. Names, terminology - anything. But I'm here because simple would be nice. I can't just dive into it or I'll be lost. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bfk69/eli5_what_are_the_fundamentals_and_basics_of_islam/ | {
"a_id": [
"cj4ue2g",
"cj4vpcm",
"cj4vuns",
"cj4wp7e"
],
"score": [
5,
2,
6,
2
],
"text": [
"Well I don't know much, but I know the Five Pillars of Islam are like the Ten Commandments for Christians and Jews. According to Wikipedia, here are the five pillars\n\nShahadah: d... | [] | [] | [
[],
[
"http://quran.com/4/7",
"http://quran.com/2/256",
"http://www.qurantoday.com/BaqSec8.htm"
],
[],
[]
] | |
2hk59i | why is it possible for sprinters to get faster times.through the decades? | How is it possible that 100m sprinters can improve their times vastly between different generations of sprinters? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hk59i/eli5_why_is_it_possible_for_sprinters_to_get/ | {
"a_id": [
"cktejcl",
"cktekqc",
"ckteqfa"
],
"score": [
3,
5,
5
],
"text": [
"Because training techniques and regimens have improved between different generations of sprinters. ",
"There's some difference between what athletes of today can accomplish with better sports scienc... | [] | [] | [
[],
[],
[]
] | |
b1nz5j | why is it that wild animals are able to drink “wild” water (lakes, rivers, etc) yet humans appear to not be able to drink water out of a wild water source? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b1nz5j/eli5_why_is_it_that_wild_animals_are_able_to/ | {
"a_id": [
"ein0t1e",
"ein12sc",
"ein34vn",
"ein3q4j",
"ein8ian",
"ein9vdv"
],
"score": [
22,
6,
4,
2,
2,
4
],
"text": [
"Gut flora is the main reason. Over time we have lost the ability to digest complex microbioata that are dangerous. Also it's not safe f... | [] | [] | [
[],
[],
[],
[],
[
"https://www.reddit.com/r/explainlikeimfive/search?q=Wild%20animals%20drink&restrict_sr=1"
],
[]
] | ||
2gco2t | the axiom of choice in zermelo-fraenkel set theory. | I need to know what this is for a math project. I have searched around the web and haven't come across a simple explanation. Help! :) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2gco2t/eli5_the_axiom_of_choice_in_zermelofraenkel_set/ | {
"a_id": [
"ckht7sw"
],
"score": [
3
],
"text": [
"Suppose you have three sets. {1,2,3}, {a,b,c}, and {+,$,#}. You can pick one element from each set - say, 2 from the first set, c from the second, and + from the third. You can prove this using only the other axioms of ZF by, say, going from one ... | [] | [] | [
[]
] | |
kdr6i | how do you sharpen a diamond knife? | Do you need to have an object that's harder than the blade? How does this work? For the most part, I've only found guides on how to sharpen a knife. Aren't diamonds the toughest minerals? "Since diamonds are very hard to cut, special diamond-bladed edges are used to cut them." How do you make a diamond-bladed edge in t... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/kdr6i/how_do_you_sharpen_a_diamond_knife/ | {
"a_id": [
"c2jg4h0",
"c2jgel4",
"c2jgojk",
"c2jj7eh",
"c2jk3cs",
"c2jg4h0",
"c2jgel4",
"c2jgojk",
"c2jj7eh",
"c2jk3cs"
],
"score": [
24,
3,
12,
5,
3,
24,
3,
12,
5,
3
],
"text": [
"I don't know about diamond knives, but I do ... | [] | [] | [
[],
[],
[],
[],
[
"http://www.urieagle.com/image/NG-Knife-2006-300dpi-crop1-.jpg",
"http://www.ddk.com/PDFs/knifecareanduse.pdf",
"http://www.google.dk/imgres?q=ceramic+steel+knife+-sharpener&um=1&hl=da&safe=off&sa=X&biw=1280&bih=923&tbs=isz:l&tbm=isch&tbnid=X... | |
1q4q5t | why are sponges considered to have no tissue? | Why not? I googled and found only vague explanations like "partially differentiated tissues, and not true tissues", but I still don't understand what makes a differentiated tissue "partial".
And even if they weren't differentiated, wouldn't that mean that sponges happen to be made of a single tissue entirely? What's th... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1q4q5t/eli5_why_are_sponges_considered_to_have_no_tissue/ | {
"a_id": [
"cd95eoq"
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"score": [
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"text": [
"A tissue in the biological sense is that cells differentiate into different forms, assuming different functions; and that said cells organise themselves into recognizable shapes to enable the function ti occur. \nSponges don't have that. Every s... | [] | [] | [
[]
] | |
avgqt4 | do different patterns of emergency vehicle lights have different purposes? if yes, what do they mean? | First: I live in Italy, so it might work differently in your country. This is a question I had since I started to drive.
For example: I've seen some police cars with their lights constantly on (cruise mode) some with their lights flashing and some with their lights off during normal patrol (so no emergency), both dur... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/avgqt4/eli5_do_different_patterns_of_emergency_vehicle/ | {
"a_id": [
"ehf419b"
],
"score": [
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"text": [
"Emergency vehicles can definitely drive with lights but no sirens, as they want to keep the quiet. They normally only put sirens on if they are approaching traffic and need to make everyone aware. You should still pull over for emergency vehicles... | [] | [] | [
[]
] | |
82dkad | why does gravity always pull and cannot push like magnets can? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/82dkad/eli5_why_does_gravity_always_pull_and_cannot_push/ | {
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"dv9b9ji",
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"score": [
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2,
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"text": [
"Because that's not how gravity works.\nGravity has nothing to do with magnets. \n\nIt's like asking, why can't our lungs breathe water. \n\nOr why Hydrogen has the lowest atomic ma... | [] | [] | [
[],
[],
[],
[]
] | ||
1kn66g | what were friedrich nietzsche's core beliefs? | do you have any criticisms? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1kn66g/eli5_what_were_friedrich_nietzsches_core_beliefs/ | {
"a_id": [
"cbqtwvb"
],
"score": [
3
],
"text": [
"this looks suspiciously like crowdsourcing your homework..."
]
} | [] | [] | [
[]
] | |
14vtt4 | why my vicodin makes me itch. | I am prescribed vicodin to help with pain in my hip and back. Why does it make me itch, and what is the mechanism by which it occurs? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/14vtt4/eli5_why_my_vicodin_makes_me_itch/ | {
"a_id": [
"c7habnz"
],
"score": [
2
],
"text": [
"obviously someone else can answer this better, but I believe opiates cause the release of histamines. If you were to take benadryl and vicodin, you shouldn't itch."
]
} | [] | [] | [
[]
] | |
2sxs2c | why do broadcast tv stations limit streaming? i thought they wanted more viewers. | I thought they wanted more ad revenue based on more viewers? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2sxs2c/eli5_why_do_broadcast_tv_stations_limit_streaming/ | {
"a_id": [
"cnttvsw",
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"score": [
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2,
2
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"text": [
"The ad revenue from streaming websites doesn't go to the broadcasters. It goes to whoever set up the site to steal their content and rehost it. This is why the Supreme Court has found time and time agai... | [] | [] | [
[],
[],
[]
] | |
43y2ai | coal/carbon is black, but when compressed make clear diamonds. how does the color change? | Additionally, are there any intermediate colors? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/43y2ai/eli5_coalcarbon_is_black_but_when_compressed_make/ | {
"a_id": [
"czlvw8v",
"czlwf30",
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"score": [
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"text": [
"Diamonds aren't formed from coal.\n\nCoal is made from organic matter, most diamonds predate any sort of life.\n\nAside from that, it's based around the arrangement of the carbon atoms.\n\nThis determin... | [] | [] | [
[],
[],
[]
] | |
9eyayp | what was/is the purpose of the lhc? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9eyayp/eli5_what_wasis_the_purpose_of_the_lhc/ | {
"a_id": [
"e5seyol",
"e5siont",
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"score": [
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"text": [
"It's sorta like how car companies will crash their cars in order to see what happens to them and the dummies inside them.\n\nExcept in this case, you're smashing tiny particles together to mimic the big... | [] | [] | [
[],
[],
[]
] | ||
52cgon | why does the u.s. court hear cases about the nfl such as deflategate? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/52cgon/eli5_why_does_the_us_court_hear_cases_about_the/ | {
"a_id": [
"d7j5b76",
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"score": [
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"text": [
"Yarr, ['twas asked by those what sailed in before ye!](_URL_1_)\n\nEnjoy yon older explanations, and remember [rule 7](_URL_0_) says search to avoid repostin'.",
"The courts didn't rule on the rules... | [] | [] | [
[
"https://www.reddit.com/r/explainlikeimfive/about/rules",
"https://www.google.com/search?q=eli5%20court%20OR%20government%20nfl"
],
[],
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4epm0m | attempted manslaughter | So as far as I'm aware, attempted murder is trying to kill someone and not succeeding and manslaughter is intending to hurt someone and accidentally killing them. So what is attempted manslaughter? How can one be unsuccessful in hurting someone which then leads to their death? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4epm0m/eli5attempted_manslaughter/ | {
"a_id": [
"d228elp",
"d228f19"
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"score": [
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"text": [
"Your understanding of the difference between the two isn't quite right. Generally, a killing is classified as manslaughter if it is accidental/ the result of criminal negligence (involuntary) or an in-the-moment crime of pas... | [] | [] | [
[],
[]
] | |
3s4wwj | how are countries seperated? | E.G:
How was it decided where Germany would end and Austria begin? How was it decided where Poland ends and Belarus begins?
(sure you get the idea now, thanks!) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3s4wwj/eli5how_are_countries_seperated/ | {
"a_id": [
"cwu2wvl",
"cwu3fe1"
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"score": [
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3
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"text": [
"At some point in history they've decided where the borders are. In many cases it follow a natural landmark like a river, but in others it's just a decision on \"this is mine, that is yours\" or the result of a stalemate in ... | [] | [] | [
[],
[
"http://www.bbc.co.uk/bitesize/higher/history/nationalism/unification/revision/1/",
"https://en.wikipedia.org/wiki/Italian_unification",
"https://en.wikipedia.org/wiki/Austro-Prussian_War",
"https://en.wikipedia.org/wiki/Territorial_evolution_of_France",
"https://en.wikipedia.org/wiki/Tr... | |
4zbg9j | why do we feel stronger when we're mad? | Title says it all | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4zbg9j/eli5why_do_we_feel_stronger_when_were_mad/ | {
"a_id": [
"d6uezcm",
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"score": [
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3,
7
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"text": [
"Well, when you get angry your body also gets mad, this means that once your brain releases power milk, this power milk is called adrenaline, and what it does it makes you think faster, get stronger and... | [] | [] | [
[],
[],
[]
] | |
2wyq42 | why do we glorify conquerors like genghis khan and vilify the likes of adolf hitler? | This stems from A discussion about Genghis Khan that is currently on the front page. Why do we hold him in such high regard? Will people one day look at our "great dictators" responsible for genocide and romanticize them as well? I remember Khan depicted in one of the Bill & Ted movies when I was a kid. I can't imagi... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2wyq42/eli5_why_do_we_glorify_conquerors_like_genghis/ | {
"a_id": [
"covc5ac",
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"score": [
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3
],
"text": [
"Genghis Khan was the leader of one of the most powerful and widespread nations on earth that was nigh unbeatable due to his prowess on the battle field and diplomatic relations. He killed millions in conquest, like many othe... | [] | [] | [
[],
[]
] | |
5rk7fq | how does dna even do things? | I get the basics, I think. DNA is made of four thingies, it codes for proteins that are important (?) And it determines what traits you have. And then it splits in half and replicates itself to form new cells. At least that's my understanding after a couple days of biology class and about an hour of google. Still not ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rk7fq/eli5_how_does_dna_even_do_things/ | {
"a_id": [
"dd7xnj3",
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"score": [
33,
2,
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3,
2,
2,
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"text": [
"Short answer: structure = function.\n\nThe order of the four \"thingies\" in DNA determine ... | [] | [] | [
[],
[],
[
"http://www.chemguide.co.uk/organicprops/aminoacids/dnacode.gif"
],
[],
[
"https://www.dnalc.org/resources/3d/central-dogma.html"
],
[
"https://www.dnalc.org/resources/3d/12-transcription-basic.html",
"https://www.dnalc.org/resources/3d/16-translation-advanced.html",
"htt... | |
2qu9ye | stock prices | I'm trying to get into investing, and I want to understand everything: I'm a bit confused on how stock prices rise and fall; what I studied says supply and demand, which I guess makes sense, however: how is the increase in price actually calculated? i.e who actually determines by how much the price rises/falls? Additio... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qu9ye/eli5_stock_prices/ | {
"a_id": [
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],
"score": [
2
],
"text": [
"The stock market is very complex, so I'm going to address your questions individually.\n\nChanges in price are driven by the market, it's purely \"what it's worth\". This is both in terms of a share of the company (and it's worth) or what others ... | [] | [] | [
[]
] | |
1tmfzj | how can movie previews show scenes or quotes that are different from what is actually shown or said in the movie? | Not familiar with false advertising laws but I feel like this has to fall under that somehow. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tmfzj/eli5_how_can_movie_previews_show_scenes_or_quotes/ | {
"a_id": [
"ce9dqki",
"ce9dxyl"
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"score": [
6,
4
],
"text": [
"Previews aren't always based on final cuts. When a preview features a scene that isn't in the final film, it isn't out of an attempt to deceive, but because the editing changed between the time the preview was constructed an... | [] | [] | [
[],
[]
] | |
1465st | why does my mouth get all salty before i puke? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1465st/why_does_my_mouth_get_all_salty_before_i_puke/ | {
"a_id": [
"c7aaa84"
],
"score": [
2
],
"text": [
"My wild guess would be it is to counter the awaited stomach acids (more than a salty flavour i found it weird-flavoured, but definitely alcalic)\n"
]
} | [] | [] | [
[]
] | ||
14ptr1 | how despite trade embargoes north korea has successfully launched a rocket to place a satellite into orbit | Given that the place is supposed to be cut off from the rest of the world, how on God's earth are they managing to find the know-how and supplies to put objects into orbit?
How is this possible? They cannot be doing this without the tacit support of at least the Chinese, right? And are people doing business with them ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/14ptr1/eli5_how_despite_trade_embargoes_north_korea_has/ | {
"a_id": [
"c7fc5sd"
],
"score": [
2
],
"text": [
"North Korea is not really cut off from the rest of the world. A lot of companies are doing business with them. Take the Ryugyong Hotel for instance. It is being build by an Egyptian company and will be run by a German company. "
]
} | [] | [] | [
[]
] | |
7up1br | does drinking 1l of water 2-3 times a day have the same “hydration impact” as spreading the water out over the day? | Is there an ideal frequency and volume to hydrate with? I feel like I drink a lot of water, but I do it in large bursts, and still feel dehydrated at times. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7up1br/eli5_does_drinking_1l_of_water_23_times_a_day/ | {
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"score": [
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3,
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"text": [
"There's a lot of nonsense out there masquerading as science about how you need to drink so much water every day, but unless you have a health issue or are an athlete, drink as muc... | [] | [] | [
[],
[],
[],
[]
] | |
a9faxx | young and old sperm impact | If i were to freeze up my sperm right now as 23 year old, and in 10 years i make a baby with that younger me sperm and older me sperm, what differences would there be between those two babies? Does our genetic code changes as we go through life, and does it have an impact on our offspring? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a9faxx/eli5_young_and_old_sperm_impact/ | {
"a_id": [
"ecisp50",
"ecjaso8",
"ecjeodq"
],
"score": [
9,
3,
2
],
"text": [
"The likelihood of genetic mutation is higher at an older age. Coupled with factors like smoking and stress also increases that likelihood. ",
"Sperm from men over age 40 start to have more issues. B... | [] | [] | [
[],
[],
[]
] | |
1mhgki | can we calculate the death of a star with enough accuracy to watch the light disappear from the sky? | I'm thinking naked eye star gazing. I understand the star would die some time prior to the light extinguishing from view, but is that sort thing actually calculable? Or would a dying star that's located close enough to be viewed with the naked eye kill us before we could see the spectacle? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1mhgki/eli5_can_we_calculate_the_death_of_a_star_with/ | {
"a_id": [
"cc9b1ug",
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"score": [
2,
9,
2
],
"text": [
"Well, the thing is stars stay pretty bright after dying, and in some cases get much much brighter.",
"We can look at a star's mass and spectrum and say a star will go \"soon\", which to an astronome... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/History_of_supernova_observation#Early_history"
],
[]
] | |
218fbh | why do americans need to file tax returns each year? | Why do we need to submit complicated paperwork to the government each year before we get our yearly net tax refund/bill? Why doesn't the government just calculate how much tax we need to pay for each paycheck based on basic information (salary/wage, pay frequency, state of residence, etc)? It seems that the only reason... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/218fbh/eli5_why_do_americans_need_to_file_tax_returns/ | {
"a_id": [
"cgal9z8",
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"score": [
43,
6,
6,
4
],
"text": [
" > Why doesn't the government just calculate how much tax we need to pay for each paycheck based on basic information (salary/wage, pay frequency, state of residence, etc)?\n\nBec... | [] | [] | [
[],
[],
[],
[]
] | |
8qvvi7 | why is a burger not considered a sandwich, but a pulled pork "sandwich" is? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8qvvi7/eli5_why_is_a_burger_not_considered_a_sandwich/ | {
"a_id": [
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"score": [
9,
2,
2,
2,
2,
2
],
"text": [
"a burger is a sandwich, it is meat between two pieces of bread. Hotdogs are typically one piece of bread with the meat on top.\n\nBut ya... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
3uwrom | when a pregnant woman is rh negative, they receive the rhogam shot, where the doctor automatically assumes the man is a positive blood type- i have a few questions about this. | I have tried googling this, but only am able to get information regarding how the shot helps the fetus if the mother is negative.
1. Is it that unlikely that their partner is a negative as well because of how rare it is?
2. Or- are men prone to having a positive blood type? (I am female, rh negative, and I have actu... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3uwrom/eli5_when_a_pregnant_woman_is_rh_negative_they/ | {
"a_id": [
"cxidx34",
"cxxafeo"
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"score": [
2,
2
],
"text": [
"To my knowledge it does nothing to the fetus. If you are fairly certain as to who the father is, the doctor should take that into account. The purpose of the shot is to keep the mother from developing antibodies to the rh+ b... | [] | [] | [
[],
[]
] | |
1nz3tm | if you're not supposed to ever button up the lowest button of a suit, why do they exist? | Fashion dictates that men never button the second button of a 2-button-suit or the third button of a 3-button-suit. Then why are they there? If it's just for "style", why not have the button, but no hole? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nz3tm/eli5_if_youre_not_supposed_to_ever_button_up_the/ | {
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"ccnf96e",
"ccnfbqj",
"ccnfe7n",
"ccnfjos",
"c... | [] | [] | [
[],
[
"http://www.artofmanliness.com/2010/04/02/art-of-manliness-suit-school-part-iii-a-primer-on-suit-buttons/"
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4mnurn | why do all relationship/dating mediums have way more men than women? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4mnurn/eli5_why_do_all_relationshipdating_mediums_have/ | {
"a_id": [
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"d3wyw6d"
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"score": [
21,
2,
5,
8
],
"text": [
"You are not considering the possibility that there is an equal number of single men and women but that they seek for dates in different avenues.\n\nWomen, in general, don't seek o... | [] | [] | [
[],
[],
[],
[]
] | ||
6xrd2r | what does kim jong-un gain by provoking the us and japan? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6xrd2r/eli5_what_does_kim_jongun_gain_by_provoking_the/ | {
"a_id": [
"dmhx9mv",
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"score": [
2,
2
],
"text": [
"A seat at the grown ups table instead of being stuck over with the little kids like Venezuela, Nigeria and Greece. And he's infinitely harder to kill off with nukes than without. Just ask Saddam and Qadaffi.",
"They're t... | [] | [] | [
[],
[]
] | ||
3pz6jx | why does a phone's camera focus on close objects for a second then unfocus? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3pz6jx/eli5_why_does_a_phones_camera_focus_on_close/ | {
"a_id": [
"cwap927"
],
"score": [
3
],
"text": [
"It is because the camera did not recognize the close object as the object that you are planning to shoot, this can be corrected by lightly pressing the focus button."
]
} | [] | [] | [
[]
] | ||
70mdco | if the internet is basically a network of wires and computers, how does data navigate itself from one specific computer to where it needs to be? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/70mdco/eli5_if_the_internet_is_basically_a_network_of/ | {
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"text": [
"Same way as packages do in mail. Items are just atoms but when you look at certain package, you can read the address and send it forward. Data is encapsulate... | [] | [] | [
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[],
[
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"https://en.wikipedia.org/wiki/OSI_model",
"https://en.wikipedia.org/wiki/Dot-decimal_notation"
]
] | ||
2j59lp | if obama is the head of the executive branch, and the fcc is a part of the executive branch, why can't obama just tell the fcc to get rid of internet fast lanes? doesn't he have power over the fcc? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2j59lp/eli5_if_obama_is_the_head_of_the_executive_branch/ | {
"a_id": [
"cl8hwqt"
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"text": [
"We have a system of checks and balances... the president is not the king who has unilateral authority. The job of the executive branch is to enforce the laws, the legislative branch of the government makes the laws, and the judicial branch of gov... | [] | [] | [
[]
] | ||
6my0ma | why are turtles not considered amphibious? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6my0ma/eli5_why_are_turtles_not_considered_amphibious/ | {
"a_id": [
"dk596bb",
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"score": [
7,
5
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"text": [
"Depends on what you mean by \"amphibious\". The more general definition: \"suited for water and land\" certainly applies. But scientists use words differently, and in this case \"amphibious\" has a very specific meaning fo... | [] | [] | [
[],
[]
] | ||
2odloz | is it possible to not have citizenship of any country? | For example i get expatriated from the US and i don't get a citizenship to for a example Sweden. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2odloz/eli5_is_it_possible_to_not_have_citizenship_of/ | {
"a_id": [
"cmm4087",
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"cmm6zfj"
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"score": [
87,
22,
7,
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8,
3,
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7,
7,
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"text": [
"Short answer: yes, it's possible. The repercu... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Statelessness"
],
[],
[],
[
"http://en.m.wikipedia.org/wiki/Mehran_Karimi_Nasseri",
"http://en.m.wikipedia.org/wiki/The_Terminal"
],
[
"http://en.m.wikipedia.org/wiki/Mike_Gogulski"
],
[],
[],
[
"http://www.irs.gov/Individuals/Internation... | |
4asi9m | why there is such a big public outcry against stopping illegal immigration if it is illegal in the first place? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4asi9m/eli5_why_there_is_such_a_big_public_outcry/ | {
"a_id": [
"d134l6b",
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"d138yet",
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"score": [
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52,
8,
2,
3,
5
],
"text": [
"America spent a bunch of it's early years being extremely open with immigration. Making it super easy. Virtually no one in the US is na... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
3z85pm | why are mobile websites much faster and more responsive than the dedicated app they beg you to install? | Facebook, CNN, ESPN etc..
Shouldn't a dedicated app wrote for a certain phone actually be nice to use? In my experience they are almost always buggy, laggy pieces of crap. Why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3z85pm/eli5_why_are_mobile_websites_much_faster_and_more/ | {
"a_id": [
"cyjzd4c",
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],
"score": [
4,
2
],
"text": [
"Follow-up question: does it have something to do with revenue? Are there more ads on the horrible apps? Good question, OP!",
"I always preface my explanations with this being ELI5 I'm going to try to keep my language as ... | [] | [] | [
[],
[]
] | |
7iaznq | how is it that people look so different from eachother despite the fact that our faces have the same components, with only millimetres in difference of the placement of said things? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7iaznq/eli5_how_is_it_that_people_look_so_different_from/ | {
"a_id": [
"dqxf5xa"
],
"score": [
2
],
"text": [
"Objectively, many human faces are quite similar. But our brains are incredibly attuned to small differences in faces, because the ability to recognize different humans is crucial to humans' operating as a social species."
]
} | [] | [] | [
[]
] |
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