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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1tbcs9 | how does my nexus 7 have functional gps without a data plan? | I just recently bought a Nexus 7 (2013) and I know for a fact that it does not have any data plan, its strictly wifi only.
I have a smartphone that also does the GPS thing as well but I've always assumed that it works via phone carrier so I was surprised to see the GPS setting was available for the N7.
I wasnt sure... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tbcs9/eli5how_does_my_nexus_7_have_functional_gps/ | {
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"GPs does not require data at all.\n\nMany phones and tablets have something called \"assisted GPS\", or aGPS. These use information such as the details of the nearest phone masts or wifi signals to help it figure out which satellites it's going t... | [] | [] | [
[
"http://productforums.google.com/forum/#!topic/maps/rkSBMoJD14s"
]
] | |
2jcopw | why do the jovian planets have ring systems, but not the terrestrial planets? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jcopw/eli5why_do_the_jovian_planets_have_ring_systems/ | {
"a_id": [
"clai4sr"
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"score": [
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"text": [
"Basically it all boils down to how massive they are. With more mass, they can attract more moons. More moons mean there is a greater chance of collisions (which would break apart the moon), or a greater chance of one of those moons drifting int... | [] | [] | [
[
"http://en.wikipedia.org/wiki/10199_Chariklo"
]
] | ||
1xn2iu | how athletes (figure skaters, skiers, snowboards, gymnasts, etc.) can spin so quickly and so many times and know exactly how they'll land | I'm watching the Olympics and the in air spins and rotations that the figure skaters can do boggles my mind. Is it just a matter of practice or is there something big I'm missing when they land perfectly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xn2iu/eli5_how_athletes_figure_skaters_skiers/ | {
"a_id": [
"cfcswe0",
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"score": [
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"text": [
"Its practice. Enough practice and the exact motions get ingrained as almost reflexes. This way you can be consistent with your tricks and where youll land.",
"Most people call it muscle memory, but you could call it a ty... | [] | [] | [
[],
[]
] | |
ednno5 | why does sand sometimes slowly dissapear from a small beach? | I'm currently at a small condo resort thingy in Maui. We have a small beach that has rocks underneath the sand. Slowly, over 9 years the level of sand has gone down and more and more rocks are appearing from beneath it. There are a lot of waves, but not more than previous years. I heard from someone here that their fat... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ednno5/eli5_why_does_sand_sometimes_slowly_dissapear/ | {
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"text": [
"I'm going to assume you're on the western side of Maui where this is a problem that's been going on for a few years.\n\nWith most beaches waves hit the beach relatively straight on, which results in very little sand movement... | [] | [] | [
[],
[]
] | |
6uykwe | why does compressed, low quality audio sound "musical"? | [Example.](_URL_0_)
I've noticed with a lot of old YouTube videos from a few years ago, the audio often sounds "musical", like lots of random little tones playing one after the other. What is the explanation for this? Is it something to do with compression? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6uykwe/eli5_why_does_compressed_low_quality_audio_sound/ | {
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"text": [
"I suspect it's probably more of an audio engineering type question. A lot of unknowns in that video. \n\nFor example:\n\nThe quality of the original recording, including types of microphones and recordi... | [] | [
"https://youtu.be/JoT2fN8bjYY"
] | [
[],
[],
[
"https://www.youtube.com/watch?v=kq9jOkpi9Zk",
"https://www.youtube.com/watch?v=LmpJ63HmaRk"
]
] | |
8d0bn1 | why are people against the california high speed rail? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8d0bn1/eli5_why_are_people_against_the_california_high/ | {
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"score": [
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"text": [
"Almost no public transit systems cover their costs via fares. Thus, continuing taxpayer subsidies are required to keep the systems running. In a State with a huge and growing budget deficit, the rail s... | [] | [] | [
[],
[],
[]
] | ||
cn9q9v | why is it that when animals are suffering the logical step is to end their suffering peacefully, but when humans are suffering we do everything we can to extend their suffering longer even when that human has the autonomy to request it to end? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cn9q9v/eli5_why_is_it_that_when_animals_are_suffering/ | {
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"score": [
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"text": [
"Because we have a flawed concept of the sanctity of human life. For s... | [] | [] | [
[],
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1p1ij3 | if human cloning is illegal, how can we be sure countries aren't doing this, and how is this enforced? | I was watching Jurassic Park for the 500th time and it got me thinking: Human cloning (not sure about animal cloning) is illegal under international law. If so, how do we know North Korea, Iran, China (although I think they have enough people there) or even the US Government in secret aren't cloning? We can barely enfo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1p1ij3/eli5_if_human_cloning_is_illegal_how_can_we_be/ | {
"a_id": [
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"text": [
"It's not illegal under international law, nor is there really any mechanism by which it could be made so, at least not in the way you appear to mean it. The UN general assembly did try to ban it, but couldn't get all the m... | [] | [] | [
[],
[]
] | |
3z0t88 | at & t's "next" plan. how is it different from current plans? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3z0t88/eli5_atts_next_plan_how_is_it_different_from/ | {
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"text": [
"Former AT & T retail sales rep, it solely depends what type of plan you are on. If you are on a grandfathered unlimited data plan, then absolutely do a 2 year contract before they get rid of it. The NEXT plan will simply add that payment amount... | [] | [] | [
[]
] | |
2jmkjj | how do voter i.d. laws discriminate against minorities? if the reason is the cost of the i'd to the voter, why does the state or federal government not provide i.d.s to poorer people at little to no cost? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jmkjj/eli5_how_do_voter_id_laws_discriminate_against/ | {
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"score": [
85,
22,
9,
8,
40,
5,
17,
3,
... | [] | [] | [
[],
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"http://www.washingtonpost.com/blogs/the-fix/wp/2014/10/13/the-disconnect-between-voter-id-laws-and-voter-fraud/"
],
[
"http://www.latimes.com/business/hiltzik/la-fi-mh-why-voter-id-laws-are-evil-20141013-column.html#page=1"
],
[],
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... | ||
1p2tpi | why is cgi used over anamateonics? i always feel cgi looks less believeable but maybe i'm wrong | So I guess there must be savings in time and cost, but dang you got a budget of millions do you need to cut corners?
Edit: I guess my question has been answered in a way, convinience and cost. I just can't get my head around that though. They pay actors millions don't they? I'd rather have joe nobody in the film save ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1p2tpi/eli5_why_is_cgi_used_over_anamateonics_i_always/ | {
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"text": [
"You are very limited in what an animatronic can do. I can make a cgi of a human and do anything I want with it. Any position, move any speed, make any facial expression. An animatronic is generally anchored to a spot or a maybe a moving cart, has... | [] | [] | [
[]
] | |
4khcbj | what made india so diverse in terms of culture, religion and language? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4khcbj/eli5_what_made_india_so_diverse_in_terms_of/ | {
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"text": [
"India is very old place and have high density population earlier than anybody. Indus valley was some of the earliest urban area\n\nanother one, almost all of oldest continuously inhabited cities are in ... | [] | [] | [
[
"https://en.wikipedia.org/wiki/List_of_oldest_continuously_inhabited_cities",
"https://en.wikipedia.org/wiki/History_of_India#Indus_Valley_Civilisation"
],
[],
[]
] | ||
2cqmlh | what is grass? is each blade a plant? does this mean a field is thousands of individual plants or one big plant? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cqmlh/eli5_what_is_grass_is_each_blade_a_plant_does/ | {
"a_id": [
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"text": [
"Each blade is a leaf. Grass plant can have many leaves. So no not every blade is a different plant",
"Turfgrass major here. A field of grass, ie. a golf course, contains many individual plants. However, not every bl... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Kentucky_bluegrass#mediaviewer/File:Veldbeemdgras_Poa_pratensis.jpg"
]
] | ||
3gvqx8 | why does it seem to be the case that there are so many more mtf transsexuals than ftm transsexuals? [nsfw] | Could get ugly in the comments, but just for the record I'm honestly curious. No underhanded intentions on my part. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3gvqx8/eli5_why_does_it_seem_to_be_the_case_that_there/ | {
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"We actually don't know for certain if there are more MtF than FtM transsexuals. Some studies say yes, but it is important to note that ... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
2izk4s | why are cosplay outfits so expensive? | Why do they cost so much for clothes that are sometimes made of inferior material compared to normal clothing? Not just complicated outfits either, but simple outfits like [Soul Eater's track jacket](_URL_0_). Similar non-cosplay clothes go for a fraction of the price. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2izk4s/eli5_why_are_cosplay_outfits_so_expensive/ | {
"a_id": [
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5
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"text": [
"similar non-cosplay clothes also sell hundreds of thousands or millions of copies and can be made in bulk. If a cosplay costume sells 100 it's a major success. ",
"It's a matter of volume.\n\nHanes can create an $8 shirt... | [] | [
"http://www.amazon.com/Soul-Eater-Souls-Track-Jacket/dp/B0047AEM0S"
] | [
[],
[]
] | |
datdka | why are fossils and ruins always found underground? does land just grow up overtime? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/datdka/eli5_why_are_fossils_and_ruins_always_found/ | {
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"text": [
"Wind and rivers will constantly deposit material in lower areas. So yes, he land does grow up over time covering features that once were on the surface. But what about things that are on higher ground?... | [] | [] | [
[],
[],
[]
] | ||
9zdz7n | why is there no medicine available for dengue virus infection? | What is preventing to create such drug, when we have drugs for HIV, Hepatitis, etc. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9zdz7n/eli5_why_is_there_no_medicine_available_for/ | {
"a_id": [
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"text": [
"There is antiviral vaccination in development. However, several barriers exist for the development. \n\nFirst is the variation of the virus. There are, in fact, 4 types of dengue virus. In order for medication to be useful, it must be effective a... | [] | [] | [
[
"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5388029/"
]
] | |
1sfd5i | if gaba is an inhibitory neurotransmitter (ie. keeps you calm, inhibits your emotions), then why do gaba agonists (alcohol - enhances gaba activity) make you more easily excitable and uninhibited? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1sfd5i/eli5_if_gaba_is_an_inhibitory_neurotransmitter_ie/ | {
"a_id": [
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"text": [
"Wait, that doesn't work. GABA does not make you calm or inhibit your emotions! \nThe 'inhibitory' in the name refers to the way in which it affects synapses; it inhibits the signal from crossing the synapse or weakens it. ... | [] | [] | [
[],
[]
] | ||
44fpcz | why the one leg of a plane journey takes longer than the other. | I recently flew somewhere with an estimated time of 1 hr 40 and then the return took 2 hr 10.. Is it to do with wind speeds? Or the rotation of the earth? Added to this, does this happen with any other modes of transport? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/44fpcz/eli5_why_the_one_leg_of_a_plane_journey_takes/ | {
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"text": [
"On one leg, you're flying with the jet stream. On the way back, you're flying against it, which does slow the plane down a bit, so the trip takes longer. ",
"Winds generally go in the same directi... | [] | [] | [
[],
[],
[
"http://www.telegraph.co.uk/news/worldnews/northamerica/usa/11337617/Jet-stream-blasts-BA-plane-across-Atlantic-in-record-time.html"
]
] | |
jyr37 | the purpose of a sorority and a fraternity. | With all the talk of Sorority and Fraternity hazing, I finally have a reason to ask what exactly the purpose for Greek life is. I never understood it, so do what you do best ELI5! :D | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jyr37/eli5_the_purpose_of_a_sorority_and_a_fraternity/ | {
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"text": [
"Cynical types will tell you that they're there for rich kids to buy friends.\n\nThis viewp... | [] | [] | [
[],
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n6x0x | which is worse, "fracking" or greenhouse gasses? | So... it looks to me that the increase in fracking stems from the increased usage of natural gas, which stems from the need to decrease usage of other fuels that produce harmful greenhouse gasses.
I've heard tons of bad things about greenhouse gasses, and now I'm hearing all kinds of bad things about fracking. So whi... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/n6x0x/eli5_which_is_worse_fracking_or_greenhouse_gasses/ | {
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"Although the downsides of fracking might appear more real and \"bad\", it is not nearly as prevalent as people make it seem, green houses gases are worse",
"Although the downsides of fracking might appear more real and \... | [] | [] | [
[],
[]
] | |
5qgyv0 | why do countries have huge 'national debt' and 'deficits' even if they are wealthy countries in general? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5qgyv0/eli5why_do_countries_have_huge_national_debt_and/ | {
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"text": [
"It's all about rate of return. If my country has $1bil to invest into itself for the year, I can pour it into Solar Panel manufacturer subsides and make 10% back for the populac... | [] | [] | [
[],
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"https://en.wikipedia.org/wiki/Debt-to-GDP_ratio"
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r3oxe | midi files | What are they and how do they work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/r3oxe/eli5_midi_files/ | {
"a_id": [
"c42ncky"
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"score": [
8
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"text": [
"To put it simply, they're sheet music that your soundcard reads and plays."
]
} | [] | [] | [
[]
] | |
1vyua5 | the difference between propositional and predicate logic. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vyua5/eli5_the_difference_between_propositional_and/ | {
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"text": [
"Predicate logic is any system of symbolic logic that uses quantifiable variables.\n\nPropositional logic is a form of predicate logic where expressions represent propositions derived from axioms by rules of inference."
]
} | [] | [] | [
[]
] | ||
744b52 | why does cold water splashed on your back feel more intense than other areas of your body? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/744b52/eli5why_does_cold_water_splashed_on_your_back/ | {
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"text": [
"Becuaese your body is most concerned about your core temperature.\n\nAnd your core temperature is higher than the rest of your body.\n\nThus not only do you notice a change in temp more, but there is a bigger change in temp ... | [] | [] | [
[],
[]
] | ||
2zsxwr | why do people in rich countries choose to have small families? | Affluent countries can support much larger families, yet most people choose not to do that. Meanwhile, poorer countries have much bigger families. What is the reason for that?
Births per woman:
European Union: 1.55
Niger: 7.6 | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zsxwr/eli5_why_do_people_in_rich_countries_choose_to/ | {
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"text": [
"How do you think they stay rich? ;) ",
"In those poor countries. The family needs to have a big family to support themselves. Each kid in those families need to work, hence t... | [] | [] | [
[],
[],
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7zovlh | why is tomato a fruit but not a chili? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7zovlh/eli5_why_is_tomato_a_fruit_but_not_a_chili/ | {
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"text": [
"It depends if you are talking about cooking or if you're looking at it from the scientific perspective. \n\nHere's the scientific view: A fruit in general is the vehicle that angiosperms (flowering plants - the majority of the plants that you see... | [] | [] | [
[]
] | ||
3qdve7 | why are the words "eleven" and "twelve," so different from the pattern of thirteen, fourteen, fifteen, etc? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3qdve7/eli5_why_are_the_words_eleven_and_twelve_so/ | {
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3abngs | why are youtube users allowed to upload entire albums which they don't own the rights to? | I'm asking this as I listen to an entire Iron Maiden album that was uploaded by some guy named Antonio.
Why don't record labels crack down on YouTube users uploading entire albums of music? Why don't labels take more control of their catalog and upload official releases? Aren't they losing out on potential ad revenue ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3abngs/eli5why_are_youtube_users_allowed_to_upload/ | {
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"text": [
"If there's a Content ID match, the owner puts ads on it and collects all the revenue, so they still profit without it needing to be taken down. If the YouTube users agrees to thos... | [] | [] | [
[],
[],
[],
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] | |
2eca4y | why don't companies make border-less lcd screens for multiple desktop users like coders, gamers, etc? | there's always an annoying border that breaks continuity, I've seen many video walls out there, why not make a borderless LCD screen? it doesn't have to be all four borders, maybe just the lateral ones. I'm sure the market would definitely go for it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2eca4y/eli5why_dont_companies_make_borderless_lcd/ | {
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"c... | [] | [] | [
[
"http://www.amazon.com/gp/aw/d/B009V8F700?pc_redir=1408677639&robot_redir=1#"
],
[],
[],
[
"http://www.christiedigital.com/en-us/digital-signage/products/lcd-flat-panels/pages/default.aspx"
],
[
"http://www.youtube.com/watch?v=mNowm1vEfAY",
"http://www.pallaslcd.com/products.aspx"
... | |
7i2tv4 | southern california fires | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7i2tv4/eli5_southern_california_fires/ | {
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"dqvol13",
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"text": [
"wild fires are a part of the local natural environment due to lightning strikes, as evidenced by various species of pine native to the region bearing cones that only expose seeds ... | [] | [] | [
[],
[],
[],
[]
] | ||
2g5c0c | competitive league of legends | What makes this game so great for competition? I've heard it compared to chess, Starcraft, WoW.
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2g5c0c/eli5_competitive_league_of_legends/ | {
"a_id": [
"ckfs76a",
"ckfsa46"
],
"score": [
3,
2
],
"text": [
"The other responses might have some merit to them, but I'd argue the main reason for its success is the simple fact that it has a lot of players. LoL is not the kind of game a random person can tune in and watch. Most of the... | [] | [] | [
[],
[]
] | |
ecut5y | if ice is less dense than water, how come icebergs are mostly submerged rather than only half? | For example, most "full view" iceberg pictures I've seen, the iceberg has been vertically oriented - if ice is less dense than water, wouldn't it at least be horizontal, with more than 10-15% of the mass visible above water? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ecut5y/eli5_if_ice_is_less_dense_than_water_how_come/ | {
"a_id": [
"fbdsbvg",
"fbdsbzr",
"fbdtule"
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"score": [
18,
2,
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],
"text": [
"It's 10-15% less dense. That means 10-15% of it is going to be above water. \n\nAnd object that floats will displace a volume of water that has weight equal to itself. Then the remaining volume of said... | [] | [] | [
[],
[],
[]
] | |
f75g7o | why is it that when you see a computer screen in a movie or on tv it doesn’t do that distorted thing that always happens when you see a computer screen in a video shot with a commercial video camera? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f75g7o/eli5_why_is_it_that_when_you_see_a_computer/ | {
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"fi98as7",
"fi98fyl",
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"score": [
25,
3,
17,
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"text": [
"Most screens in movies and TV shows are faked with CGI.\n\nThey just replace the real screen with an image of whatever. Screen flickering is part of the reason, but it also solve... | [] | [] | [
[],
[],
[
"https://en.wikipedia.org/wiki/24p"
],
[
"https://youtu.be/aJKV7fTJRIc"
]
] | |
7wiymb | what is the difference between a jacobian and a gradient? | I'm confused by this post could someone explain it in more concise terms?
_URL_0_
Thanks! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7wiymb/eli5_what_is_the_difference_between_a_jacobian/ | {
"a_id": [
"du0rpt5"
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"text": [
"Basically they are the same. When you have a function from **R**^n to **R**^m, and you think of it as mapping n real numbers to m real numbers (rather than thinking in terms of higher-dimensional spaces), then the Jacobian is the derivative of al... | [] | [
"https://math.stackexchange.com/questions/1519367/difference-between-gradient-and-jacobian"
] | [
[]
] | |
d4chwq | how does eating spicy food help with bearing cold weathers? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d4chwq/eli5_how_does_eating_spicy_food_help_with_bearing/ | {
"a_id": [
"f09ot14",
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],
"score": [
3,
2
],
"text": [
"When you eat spicy food, it dilates your blood vessels to allow more blood to flow towards your skin, warming it up.",
"It actually doesn't help in the cold, it helps in the heat, which is why food from warmer countries ... | [] | [] | [
[],
[]
] | ||
32yvh5 | why feminists think exposed boobs in public are good but exposed boobs in men's magazines are bad. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/32yvh5/eli5_why_feminists_think_exposed_boobs_in_public/ | {
"a_id": [
"cqfx1wz"
],
"score": [
3
],
"text": [
"Not all feminists necessarily share the same opinion, but for the sake of this question, lets pretend they do.\n\nExposed breasts in public (I take it you mean breastfeeding, but may also mean sunbathing) = natural and non-sexualized exposure of ... | [] | [] | [
[]
] | ||
2a0fsp | why does sunlight tan your skin, but fades fabrics and other surfaces? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2a0fsp/eli5_why_does_sunlight_tan_your_skin_but_fades/ | {
"a_id": [
"ciq9zqw",
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"score": [
2,
2,
2
],
"text": [
"Your body reacts to the sun by producing darker pigments to protect the skin from UV damage.\n\nInanimate objects just get sun-bleached by the UV rays.",
"Sunlight doesn't directly alter the color y... | [] | [] | [
[],
[],
[]
] | ||
5wqhzf | why do helicopter rotor blades not have winglets like fixed-wing aircraft? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5wqhzf/eli5_why_do_helicopter_rotor_blades_not_have/ | {
"a_id": [
"dec7z3m"
],
"score": [
5
],
"text": [
"Some do.\n\n_URL_0_\n\n_URL_4_\n\n_URL_3_\n\n_URL_1_\n\n_URL_2_\n\n"
]
} | [] | [] | [
[
"http://www.b-domke.de/AviationImages/EH101/Images/EH101_Merlin_HC3-10353.jpg",
"https://www.wired.com/images_blogs/autopia/2010/02/main.jpg",
"https://www.researchgate.net/figure/273215776_fig2_Fig-4-Anhedral-in-the-extreme-outer-region-of-a-helicopter's-blade-tip",
"http://www.sikorskyarchives.c... | ||
ahhtl2 | the pareto principle | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ahhtl2/eli5_the_pareto_principle/ | {
"a_id": [
"eeeogzz",
"eeeoi7u",
"eeftabt"
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"score": [
5,
15,
4
],
"text": [
"In sales it would be 80% of sales dollars comes from 20% of the customers.",
"It is some times called the Law of the Few or the 80/20 Rule.\n\nThe idea is that 80% of the effect comes from 20% of t... | [] | [] | [
[],
[],
[]
] | |
2y4ihg | how come so many comments on default subreddits are being deleted these days? isn't the downvote button for stupid comments? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2y4ihg/how_come_so_many_comments_on_default_subreddits/ | {
"a_id": [
"cp6542b"
],
"score": [
2
],
"text": [
"When people start bashing you for something and writing mean things then you don't want more of it and simply delete the comment.\n\nOr they are afraid to lose their precious karma."
]
} | [] | [] | [
[]
] | ||
1hjdk7 | how severe is snowden's "criminal" activity? what would he be facing if he came back to the us and was trialed and convicted? | I've been following news about Snowden lightly. I'm a little agitated with his lack of amnesty from other nations (as well as the US' pushing/persuading nations to not grant amnesty). To be honest, though, I have no idea what his punishment would be if he was caught. Is it really enough to warrant leaving the states? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hjdk7/eli5_how_severe_is_snowdens_criminal_activity/ | {
"a_id": [
"cauw99z",
"cauwe1b"
],
"score": [
4,
4
],
"text": [
"Up to 30 years in prison or execution. I wouldn't want to stick around.",
"Straight up espionage? Manning got 18 years for leaking to wikileaks. Boyce got 40 years in '77 for selling U.S. secrets to the Soviet Union.\n\... | [] | [] | [
[],
[]
] | |
1y3978 | would electing a 3rd party candidate in 2016 really be a smart choice? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1y3978/eli5_would_electing_a_3rd_party_candidate_in_2016/ | {
"a_id": [
"cfgym7f"
],
"score": [
2
],
"text": [
"In the current electoral system, a third party candidate is destined to failure and is actually counterproductive. By voting for a third party, you actually make it more likely that the candidate you like least will be elected. [CGP Grey explaine... | [] | [] | [
[
"https://www.youtube.com/watch?v=s7tWHJfhiyo"
]
] | ||
b6mcbt | the "science" behind the antivax movement | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b6mcbt/eli5_the_science_behind_the_antivax_movement/ | {
"a_id": [
"ejlhpah"
],
"score": [
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"text": [
"I think it's important not only to understand how the antivaxx movement is justified but the motivations behind it. Also, I'm on my phone and it's been a while since I've discussed these things so I'll keep the details light. So this may be a bit... | [] | [] | [
[]
] | ||
mit70 | isn't there a really simple way to fix the government being influenced by corporations problem? | If you are a law or policymaker, you forfeit your right to privacy. Every dollar that comes in and is spent is audited. Every restaurant you eat in is tallied, along with anything that could even be considered a monetary favor (a plumber fixes your bathroom for free). All this is made public.
Your salary is the med... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mit70/isnt_there_a_really_simple_way_to_fix_the/ | {
"a_id": [
"c319tif",
"c31adu5",
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"c319tif",
"c31adu5",
"c31ak8j"
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"score": [
6,
4,
6,
6,
4,
6
],
"text": [
"Politicians can make deals behind closed doors, no money being transferred at the time, and when they are out of office after passing th... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
5wlu68 | how do toilets in basements flush to ground level | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5wlu68/elif_how_do_toilets_in_basements_flush_to_ground/ | {
"a_id": [
"deb3soe",
"deb463d"
],
"score": [
2,
2
],
"text": [
"They use similar pressure systems as all the other toilets. \n\nAlthough it is bellow ground level, the pipes leading to the sewage still have enough pressure to push it to the sewage. \n\nAlong with this, sewage pipes/conta... | [] | [] | [
[],
[]
] | ||
1ci0l7 | at what point will a fish die if it is eaten by another fish without teeth? | The question popped into my head when I saw my Oscar in the aquarium eat a small goldfish | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ci0l7/eli5_at_what_point_will_a_fish_die_if_it_is_eaten/ | {
"a_id": [
"c9go5fg"
],
"score": [
3
],
"text": [
"My guess is when it suffocates from not having oxygen passing over it's gills... or when it hits the digestive juices of the toothless fish. Whichever comes first."
]
} | [] | [] | [
[]
] | |
4kb1oy | why do banks need mastercard or visa? why can't they make their own cards? | I don't understand the need to pay Mastercard or Visa to make a card since Discover has its own card. Other big company could do the same. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4kb1oy/eli5_why_do_banks_need_mastercard_or_visa_why/ | {
"a_id": [
"d3dlrgz",
"d3dmo9m"
],
"score": [
2,
11
],
"text": [
"The issuer processes payments on your banks behalf. Imagine if you used a smaller, local bank and they had to manually process every incoming card transaction, 24/7. It would hugely increase overhead for something they can ... | [] | [] | [
[],
[]
] | |
7aez2j | what's the difference between being depressed and having depression? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7aez2j/eli5_whats_the_difference_between_being_depressed/ | {
"a_id": [
"dp9eola"
],
"score": [
2
],
"text": [
"These two terms are synonyms. \n\nI think what you're *actually* trying to ask is: how do I know if I'm clinically depressed, or just legitimately sad. There are actually diagnostic criteria to determine this.\n\n[Here's an easy-to-read summary.]... | [] | [] | [
[
"https://www.uptodate.com/contents/image?imageKey=PSYCH%2F106958"
]
] | ||
1r6gsf | what exactly is a point spread and over/under in sports betting? i always hear people talking about giving/getting points, but i don't get it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1r6gsf/eli5_what_exactly_is_a_point_spread_and_overunder/ | {
"a_id": [
"cdk2klp",
"cdk7gmo"
],
"score": [
5,
2
],
"text": [
"A point spread is to differentiate from a bet of a team simply losing or winning. \n\nSo, let's say that the Patriots are playing the Raiders. It's very unlikely that the Raiders will beat the Patriots, so almost no one wi... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Spread_betting"
],
[]
] | ||
4s1kcs | how can you have a glossy or shiny black? surely a black that reflects a lot of light is... white? or at least, greyish? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4s1kcs/eli5_how_can_you_have_a_glossy_or_shiny_black/ | {
"a_id": [
"d55sedd",
"d55tp0w"
],
"score": [
9,
3
],
"text": [
"This was addressed in a recent explanation either here or on /r/askscience. I'm still trying to find it. In the mean time, I'll give a summary.\n\nObjects reflect light in two ways. One is called specular reflection, in whic... | [] | [] | [
[],
[]
] | ||
5imeem | how does making smaller transistors in processors contribute to improving the processor overall? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5imeem/eli5_how_does_making_smaller_transistors_in/ | {
"a_id": [
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],
"text": [
"Smaller transistors on a chip means you can put more of them on the chip, and fit them closer together, and this allows for a smoother and faster flow of power and data. ",
"1.... | [] | [] | [
[],
[],
[],
[]
] | ||
4girx2 | why is insurance outright refusing to insure you for pre-existing medical conditions not discrimination? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4girx2/eli5_why_is_insurance_outright_refusing_to_insure/ | {
"a_id": [
"d2hv8p9",
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2,
4,
7,
2,
2
],
"text": [
"What form of discrimination would it be?\n\nMost discrimination is perfectly legal, with only a few specific forms being illegal. ",
"Quick Answer: Its th... | [] | [] | [
[],
[],
[
"https://en.wikipedia.org/wiki/Protected_class"
],
[],
[]
] | ||
7e2amt | how does it feel falling through a cloud while skydiving? is it safe to perform such a feat? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7e2amt/eli5_how_does_it_feel_falling_through_a_cloud/ | {
"a_id": [
"dq1wog9",
"dq1y4gq",
"dq24rx2"
],
"score": [
4,
6,
3
],
"text": [
"why wouldn't it be? clouds are made of microscopic bits of water. \n it'd be the same as sticking your head out of the car while passing thru fog (which is the same thing as cloud!)",
"As a pilot,... | [] | [] | [
[],
[],
[]
] | ||
4b47q1 | why is it that any number times zero equals zero? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4b47q1/eli5_why_is_it_that_any_number_times_zero_equals/ | {
"a_id": [
"d15wh26",
"d15wiqr",
"d15wit1",
"d15wj86",
"d15xbda"
],
"score": [
5,
6,
2,
17,
2
],
"text": [
"I have 4 nothings. What do I have in total? Nothing ",
"Multiplication is essentially the simplified version of a ton of addition. When you say 3 x 5, yo... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
1o4yvc | why does the taste of bacon-flavored things linger so long? | I'm talking bacon bits and bacon cheddar fries and such. Every time I eat even a small amount of something bacon-flavored my burps smell and taste like bacon for 2 days. I had some bacon cheddar fries yesterday and this morning I can STILL TASTE THEM. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1o4yvc/why_does_the_taste_of_baconflavored_things_linger/ | {
"a_id": [
"ccouagq"
],
"score": [
2
],
"text": [
"Your body functions using water. Most of your body is \"wet\" in some way, including your digestive system.\n\nThe fat in things such as bacon and cheese repels water, which also means it can't be dissolved by water. Most of that fat made it to y... | [] | [] | [
[]
] | |
45flqz | why do many school buses have chains hanging from the bottom of them? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/45flqz/eli5_why_do_many_school_buses_have_chains_hanging/ | {
"a_id": [
"czxgou6"
],
"score": [
3
],
"text": [
"Its a form of on demand traction for snow and ice. Essentially its the same as having chains wrapped on the tire when needed. \n\n_URL_0_"
]
} | [] | [] | [
[
"https://www.youtube.com/watch?v=EwLCOqIUvsU"
]
] | ||
4etw72 | why do runners spit so much? | I myself and a runner and I engage in this behavior as well. I've never understood it. I can say that while running the saliva and snot running down the back of my throat forms what I feel is like a burning sensation. But even then, I can still swallow it. But I feel compelled to spit all the time while running. As do ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4etw72/eli5_why_do_runners_spit_so_much/ | {
"a_id": [
"d251iyo"
],
"score": [
2
],
"text": [
"cross country runner here. swallowing takes too much time away from breathing. therefore, i spit."
]
} | [] | [] | [
[]
] | |
3oswyv | why do they set oil wells on fire? | What is the reason for this? How do they put it out? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oswyv/elif_why_do_they_set_oil_wells_on_fire/ | {
"a_id": [
"cw06j09",
"cw06ojv"
],
"score": [
8,
3
],
"text": [
"they generally do NOT set oil wells on fire, as they are quite hard to put out. I am curious as to what makes you think they do this? \n\nGenerally, when a well catches fire (usually by accident, or in an act of warefare lik... | [] | [] | [
[],
[]
] | |
fjxnkw | biologically, how does herding animals work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fjxnkw/eli5_biologically_how_does_herding_animals_work/ | {
"a_id": [
"fkplqcg",
"fkpn4f4"
],
"score": [
11,
6
],
"text": [
"Herding animals capitalizes on a behavior shared by some animals, interestingly called \"herd animals\". Sheep have a behavior which causes them to stay in a group, because this makes it harder for a predator to attack the... | [] | [] | [
[],
[]
] | ||
22hse6 | why is the newly-found ssl vulnerability referred to as "heartbleed" so dangerous? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22hse6/eli5why_is_the_newlyfound_ssl_vulnerability/ | {
"a_id": [
"cgmyzr1",
"cgncn3a",
"cgq0kfn"
],
"score": [
21,
5,
2
],
"text": [
"SSL uses what's called \"public key cryptography\". Simply put, it means we have two different keys to protect the data. One of them is used to encrypt the data, and the other is used to decrypt the da... | [] | [] | [
[],
[],
[
"http://xkcd.com/1354/"
]
] | ||
4ic0yw | why does connecting multiple devices to wifi make it slower/weaker? multiple radios tuned to the same station doesn't diminish the signal. | If I am the only one using my wifi it goes really fast but if my friend gets on it makes it slower for both of us and if 3+ devices are using it it slows to a crawl.
/u/djbon2112 is the best answer I have seen.
The following are shoutouts to those that helped and I like their answers.
/u/pseudoname87
/u/Alex_db9
... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ic0yw/eli5_why_does_connecting_multiple_devices_to_wifi/ | {
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"d2x1jb5",
"d2x1lwx",
"d2x1mi6",
"d2x1sd7",
"d2x2tmt",
"d2x2zo4",
"d... | [] | [] | [
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... | |
4s5jin | how the hell does a calculator gets the square root of pi in no time? | I'm no math biggie, just a curious kid. Pi is crazily unique and infinite to begin with and finding the square of that is just absolutely insane. If I press the result button it should create a black hole! Where the hell do you start with that? Like what's step 1? The calculator gets the job done in no time... it's jus... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4s5jin/eli5_how_the_hell_does_a_calculator_gets_the/ | {
"a_id": [
"d56n3tg",
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"d56n6ki",
"d56n6yk",
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"score": [
8,
2,
4,
11,
3
],
"text": [
"No calculator or computer contains a complete representation of Pi: it's truncated at a certain number of digits, and then it's like any other floating point... | [] | [] | [
[],
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Newton%27s_method"
]
] | |
6y9q8b | time - how do we "travel" through time? | My actual 5 year old asked me this weekend "How do we move through time" and it got me thinking... do we fall through the time dimension like we do through space via gravity? Gravity, to my understanding, is a result of the Higgs creating the property of matter we interpret as mass, and bends spacial dimensions such th... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6y9q8b/eli5_time_how_do_we_travel_through_time/ | {
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"text": [
"From my understanding, time doesn't exist in that way. It's a human made concept used for measurement.",
"Richard Muller's recent book \"Now: The Physics of Time\" is a great ... | [] | [] | [
[],
[],
[],
[]
] | |
avx6xr | people talk about how in the mid-20th century a janitor could easily earn enough money for a nice house and a big family. today, a janitor would hardly be able to afford an apartment for himself. what changed so that the same jobs provided less over the course of half of a century? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/avx6xr/eli5_people_talk_about_how_in_the_mid20th_century/ | {
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... | [] | [] | [
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n9mzk | why nielsen ratings are still used as an actual way to measure ratings, and why we can't figure out a better way to assess how many people are watching a show? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/n9mzk/eli5_why_nielsen_ratings_are_still_used_as_an/ | {
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"text": [
"ok,\n\nWhy still used? because its an established method that has been around for a while.... | [] | [] | [
[],
[],
[
"http://www.tvbythenumbers.com",
"tvbythenumbers.com"
],
[],
[],
[],
[
"http://www.tvbythenumbers.com",
"tvbythenumbers.com"
],
[]
] | ||
26raux | if thunder is just the noise that lightning makes, why do we even have the word "thunder" in the first place? shouldn't we be saying "i hear lightning" not "i hear thunder"? | We don't call the sound from someone clapping "hand noise", so why even invent the word "thunder"? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/26raux/eli5_if_thunder_is_just_the_noise_that_lightning/ | {
"a_id": [
"chtqd16",
"chtr2dz",
"chtwj3r"
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"score": [
32,
6,
5
],
"text": [
"bark = sound dog makes. meow = sound cat makes. thunder = sound lighting makes. \n\nI hear barking. I hear meowing. I hear thunder.",
"Thunder is more than just the sound lightning makes. If yo... | [] | [] | [
[],
[],
[]
] | |
53y40i | what are the effects of austerity and why does germany allegedly profit from this policy? | Whenever it comes to fiscal policies in the EU most economist seem to say it hurts the economy. This makes sense to me since: more money - > more investment - > more growth. Yet Germany seems to push for Austerity. Why? Who profits and who loses from Austerity?
When I google the matter I find only left-wing articles... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/53y40i/eli5what_are_the_effects_of_austerity_and_why/ | {
"a_id": [
"d7x9qvi"
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"score": [
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],
"text": [
"One problematic consequence of the financial crisis was that many European countries found themselves in deep, deep debt which put a big drag on investments and the ability to stabilize the economy.\n\nGermany was among the less afflicted countri... | [] | [] | [
[]
] | |
46r9mo | why are some wild animals like manatees/dolphins/common seals instinctively friendly? how do they know humans in their water aren't a threat? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/46r9mo/eli5_why_are_some_wild_animals_like/ | {
"a_id": [
"d079011"
],
"score": [
3
],
"text": [
"They don't, and indeed we arnt allways friendly. It's just that they have evolved with specific predeters. While humans evolve to not fear certain things, and to be exenophobic towards everything else. However if a species evolves with changing p... | [] | [] | [
[]
] | ||
3djthk | what exactly is the purpose of all of the random arrows, letters, and numbers i constantly see spray painted on sidewalks? | Is it like plumbing guides? Or electric wiring? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3djthk/eli5_what_exactly_is_the_purpose_of_all_of_the/ | {
"a_id": [
"ct5tz5j"
],
"score": [
2
],
"text": [
"Could be both. When you \"call before you dig\" they will mark the underground utilities. Usually colored flags in grass and paint on the cement.\n\nEdit: a word"
]
} | [] | [] | [
[]
] | |
1i5iei | so we know what edward snowden leaked, but what is it that he has actually done wrong? | I don't get it. Call me silly but i don't understand. It seems like people deserve to know this kind of thing. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1i5iei/eli5_so_we_know_what_edward_snowden_leaked_but/ | {
"a_id": [
"cb15vdg",
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"score": [
5,
10,
2
],
"text": [
" > what is it that he has actually done wrong?\n\nIt's illegal to reveal classified information.",
"When Edward Snowden or any of the employees or contractors go in to work at NSA facilities, they ... | [] | [] | [
[],
[],
[]
] | |
32t31o | why does thinking of or touching chalk make my teeth feel weird? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/32t31o/eli5_why_does_thinking_of_or_touching_chalk_make/ | {
"a_id": [
"cqefc57"
],
"score": [
3
],
"text": [
"My body did something weird just from reading the title"
]
} | [] | [] | [
[]
] | ||
701nmq | how do things go viral on the internet? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/701nmq/eli5_how_do_things_go_viral_on_the_internet/ | {
"a_id": [
"dmzniel",
"dmznuqk"
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"score": [
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3
],
"text": [
"It is partially technical. From my understanding, people randomly chance upon whatever, start sharing, and then it goes boom. And then after all the sharing and views, it ends up in trending, and boom. ",
"It's a combina... | [] | [] | [
[],
[]
] | ||
4lhn5y | local advertisements on national cable tv. | Let's say I'm watching TBS, then I see a commercial advertising a local business, how does that work? And is this commercial only played in my area? If so, what commercial is played in other areas? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4lhn5y/eli5_local_advertisements_on_national_cable_tv/ | {
"a_id": [
"d3ncw4s"
],
"score": [
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],
"text": [
"TBS sends a signal (that you can't see or hear) that indicates it's time for a local commercial. Your cable company inserts the local commercial that they've sold. TBS also runs another commercial in case the local cable company doesn't.\n\nThat ... | [] | [] | [
[]
] | |
15c4eh | why isn't this troll science comic correct? (link inside) | [Here's the link](_URL_0_)
I know that pi = 3.14, but I can't figure out what's wrong with this comic, which says that pi = 4.
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/15c4eh/eli5_why_isnt_this_troll_science_comic_correct/ | {
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"text": [
"This has been explained on /r/math a bunch of times.\n\nBasically, that limiting procedure that they show in the comic lets each approximation get closer and closer to the *area* ... | [] | [
"http://trollscience.com/troll/view/7636"
] | [
[],
[],
[],
[]
] | |
au3gom | psychological effect of solitary confinement, why is it considered a form of torture? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/au3gom/eli5_psychological_effect_of_solitary_confinement/ | {
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"text": [
"After being away from society you can start to hallucinate, lose track of time and after awhile you’ll become insane and gain all terrible things that insane... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
4qs2p3 | how do parking garages keep track of how many days your vehicle has been there? | I'm wondering why someone wouldn't just say they lost their ticket only have to pay for 1 day. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4qs2p3/eli5_how_do_parking_garages_keep_track_of_how/ | {
"a_id": [
"d4vdpv5",
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"score": [
3,
3
],
"text": [
"Most places will make pay the max daily price if you lose your ticket. I guess it could be cheaper to do that if you left your car there for a week.",
"More sophisticated garages will have someone drive around and take n... | [] | [] | [
[],
[]
] | |
11iorj | what is going on in iran, and why are there rebels and international sanctions? | Who are the rebels I read about and why/who are they rebelling against? What are these sanctions I read about that the United States and Europe has imposed? Why are we sanctioning them? What led to the current state of affairs? An explanation and some links would be very much appreciated. I feel very ~~in the dark~~ st... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/11iorj/what_is_going_on_in_iran_and_why_are_there_rebels/ | {
"a_id": [
"c6mtqx1"
],
"score": [
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],
"text": [
"ok heres the thing. \n\nthe old royal family of iran, the pahlevi family was soported by western interests, the strongest of them being great britain, one of their main interests in the country was the Anglo Persian oil company (today known as br... | [] | [] | [
[]
] | |
7qu8sk | what would really happen if america didn't do anything internationally, no outsourcing, no international trading, only made everything in america and kept to itself? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7qu8sk/eli5_what_would_really_happen_if_america_didnt_do/ | {
"a_id": [
"dsrw4jg"
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"score": [
5
],
"text": [
"What you're describing is basically the US prior to the Panama Canal and cheap international shipping, and the answer is that the standard of living across the board was markedly lower, as the prices of goods overall were generally higher relativ... | [] | [] | [
[]
] | ||
tud2d | bubble wrap | How do they get the air into bubble wrap? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/tud2d/eli5_bubble_wrap/ | {
"a_id": [
"c4ptk14"
],
"score": [
2
],
"text": [
"I was going to write it out for you, but [*Sealed Air Corp.*](_URL_0_) has a really good explanation already:\n\n > \"Bubble Wrap manufacturing starts as polyethylene resin, in the form of beads about the size of pea gravel. The beads go into an... | [] | [] | [
[
"http://www.sealedair.com"
]
] | |
6enrl7 | why did the usa pull out of the 2015 paris agreement? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6enrl7/eli5_why_did_the_usa_pull_out_of_the_2015_paris/ | {
"a_id": [
"dibmpu3",
"dibn1wv"
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"score": [
29,
12
],
"text": [
"The current administration's point of view is that by pulling out, they won't be restricted by environmental regulations and promises, which would promote job creation in the fossil fuel industry and promote economic growt... | [] | [] | [
[],
[]
] | ||
1bos28 | diabetes, type 2 in particular | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1bos28/eli5diabetes_type_2_in_particular/ | {
"a_id": [
"c98lwv1"
],
"score": [
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"text": [
"Diabetes is a disease that results from the body's inability to absorb glucose from the bloodstream.\n\nIn diabetes type-1, the pancreas cannot make insulin. Insulin is the hormone that allows glucose to be absorbed into the body from the bloodst... | [] | [] | [
[]
] | ||
4dypim | why couldn't space rockets land like space-x? what is the significance of this new technology? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4dypim/eli5_why_couldnt_space_rockets_land_like_spacex/ | {
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"text": [
"This requires that the bottom half of the rocket that is ejected upon leaving the atmosphere can operate without the top half, fly well enough to make a clean landing, and not bur... | [] | [] | [
[],
[],
[],
[
"https://www.reddit.com/r/space/comments/4dyv6v/a_graphic_explaining_how_the_falcon_rocket_works/"
]
] | ||
4vhzj0 | why do ssds have lower memory capacity than typical hdds? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4vhzj0/eli5_why_do_ssds_have_lower_memory_capacity_than/ | {
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"text": [
"It's more expensive to produce SSDs than HDDs but also SSDs have a significant speed boost due to the lack of moving parts. The magnetic disks in HDDs are by far easier to produce but it leaves a wider... | [] | [] | [
[],
[
"https://www.amazon.com/dp/B01G844OOO",
"http://www.digitaltrends.com/computing/micron-3d-nand-ssds-increased-capacity/"
],
[]
] | ||
e2bv6g | why chroma keys are almost always green | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e2bv6g/eli5_why_chroma_keys_are_almost_always_green/ | {
"a_id": [
"f8upivb",
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4
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"text": [
"Two reasons:\n\n1. Green is well contrasted with human skin, which is a reddish color.\n\n2. Digital cameras are most sensitive to green.\n\nYou can actually use any solid color. Blue and pink are also used.",
"[This vid... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=aO3JgPUJ6iQ"
]
] | ||
dgmra8 | fermat's principle | Fermat's principle of least time states that light traversing/refracting across multiple mediums ends up minimizing the time required to travel between two points.
Can someone eli5 why this principle doesn't necessitate foreknowledge? Wikipedia says some thing about wavefronts and "infinitudes of nearby paths" but I'm... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dgmra8/eli5_fermats_principle/ | {
"a_id": [
"f3ecqw9"
],
"score": [
2
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"text": [
" > Can someone eli5 why this principle doesn't necessitate foreknowledge?\n\nIt sounds like it does, doesn't it? Fermat's principle dates back to the 17th century, but luckily we now have a more fundamental explanation.\n\nWe need to start by kno... | [] | [] | [
[
"https://en.m.wikipedia.org/wiki/Wave_interference#/media/File%3AInterference_of_two_waves.svg"
]
] | |
3dubfx | subnetting and nat routing | I work in the I.T. field and I am also a student majoring in Computer I.T. Administration. I should know how to subnet but I just get confused. As a side note, I do have Dyscalculia so math and numbers are my enemy.
NAT Routing seems simple, but I was asked to create a NAT route at work and I found myself like a deer ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3dubfx/eli5_subnetting_and_nat_routing/ | {
"a_id": [
"ct8qegc",
"ct8s899"
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"score": [
2,
3
],
"text": [
"Well, you have a pool of addresses inside your network and a pool of addresses outside your network. The NAT route sets the policies for communication between the pools. Additionally, you can set ACL rules on specific ports ... | [] | [] | [
[
"http://www.cisco.com/c/en/us/support/docs/ip/network-address-translation-nat/13772-12.html"
],
[]
] | |
2tspzb | if every american who is "plugged into the grid" domestically spent 30 mins a day on an exercise bike hooked to a generator, could they power their own cities and neighborhoods? | It could also be used as a way to keep Americans in better shape now that we have to be part of a national healthcare system. Not that I want that necessarily, but would this be doable? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2tspzb/eli5_if_every_american_who_is_plugged_into_the/ | {
"a_id": [
"co1z7ou",
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12,
2
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"text": [
"No, you'd be lucky to power two lightbulbs using an exercise bike, and since every home has a refrigerator, which uses about 20 times that amount of power, it's just not gonna happen, sadly :(",
"Not even close. Accordi... | [] | [] | [
[],
[
"http://www.gizmag.com/the-pedal-a-watt-stationary-bike-power-generator-create-energy-and-get-fit/13433/"
]
] | |
2ynxjm | how has obamacare affected the private insurance companies? why or why hasn't it received the massive hit predicted? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ynxjm/eli5_how_has_obamacare_affected_the_private/ | {
"a_id": [
"cpbaf0d"
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"score": [
4
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"text": [
"The insurance companies have a lot more customers so this is good for them. Massive hit? You mean, why they haven't been making a big splash about the good news? They have towards their shareholders I'm sure. Going out to the public would be bad ... | [] | [] | [
[]
] | ||
2i6vgd | why do horses have jockeys? greyhounds don't, and they race just fine. | Yes, I understand a Greyhound couldn't support the weight of a human, but the Horses (which we've been breeding for a very long time, purely for racing purposes) could race without humans. If a jockey falls off, the horse will keep running.
So... why?
Also, Jockeys hit the Horses, and it's cruel. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2i6vgd/eli5_why_do_horses_have_jockeys_greyhounds_dont/ | {
"a_id": [
"ckzdeu0",
"ckzdki6",
"ckzekll"
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"score": [
7,
5,
5
],
"text": [
"Greyhounds chase a fake rabbit to encourage them to run. Horses have no such stimulus that will encourage them to run their fastest in a predictable path. ",
"Horses don't instinctually chase things... | [] | [] | [
[],
[],
[]
] | |
52uem0 | how do shipping companies decide how my shipment gets to me? | If I order a product from California via UPS to Canada is it taken by a semi truck from city to city to get to the destination or is there "direct routes" to major cities? Also does most small mail only get transported in trucks or are planes involved? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/52uem0/eli5_how_do_shipping_companies_decide_how_my/ | {
"a_id": [
"d7nh7n4"
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"score": [
3
],
"text": [
"In your case, that would be an international shipment. These always go by air, although the first and last legs of the journey are always via truck. \n\nShipping companies like FedEx and UPS use a \"hub\" system. If you track a package, you may n... | [] | [] | [
[]
] | |
48bh6r | why is it that when we "daydream" or daze off, we don't seem to be aware of what's in our line of vision? | Is it that our brain can't process both "imagined" images and real ones at the same time? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/48bh6r/eli5why_is_it_that_when_we_daydream_or_daze_off/ | {
"a_id": [
"d0if7o7"
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"score": [
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],
"text": [
"It happens, can happen at least, with any mental process that does not require external input. Basically, if you're thinking hard about anything.\n\nThe brain doesn't want to be interrupted, essentially, so it stops paying attention to visual sti... | [] | [] | [
[]
] | |
2082hl | why is it when oil prices go up gas prices immediately go up but when oil prices come down the price of gas never comes down as fast as when the price of oil increases? | It just seems like it's a sliding scale upwards that never has a chance of coming down....i did google it [here](_URL_0_) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2082hl/eli5_why_is_it_when_oil_prices_go_up_gas_prices/ | {
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3,
22,
3,
3
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"text": [
"On TV, when the price of gas goes up, they say they have no choice but to sell it higher in gas stations too.\n\nBut when the price go... | [] | [
"https://www.google.com/search?q=Why+is+it+when+oil+prices+go+up+gas+prices+immediately+go+up+but+when+oil+prices+come+down+the+price+of+gas+never+comes+down+as+fast+as+when+the+price+of+oil+increases%3F&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a&channel=sb"
] | [
[],
[],
[
"www.nasdaq.com/markets/crude-oil.aspx?timeframe=10y",
"http://www.gasbuddy.com/gb_retail_price_chart.aspx"
],
[],
[],
[]
] | |
1p30lq | why can't we make a huge magnifying glass or lots of small magnifying glasses to harness the sun's energy to heat a vat of water to create electricity? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1p30lq/eli5_why_cant_we_make_a_huge_magnifying_glass_or/ | {
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10,
7,
2
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"text": [
"We can (well kinda) and do.\n\n_URL_0_\n",
"[We can, and we do.](_URL_0_)\n\nTL;DR: Concentrated sun rays are reflected onto a tower, where they're magnified and used to heat a block of salt to 1,0... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Concentrated_Solar_Power"
],
[
"https://en.wikipedia.org/wiki/Solar_thermal_energy#Power_tower_designs"
],
[]
] | ||
3zoknf | hydrogen bombs, what are they and why are they dangerous? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3zoknf/eli5_hydrogen_bombs_what_are_they_and_why_are/ | {
"a_id": [
"cyns5cv"
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"score": [
4
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"text": [
"Hydrogen bombs harness the power of nuclear fusion by compressing a core made of hydrogen isotopes using a fission powered explosion.\n\nYou know the bombs that destroyed Hiroshima and Nagasaki? Times that by 1000 for your average hydrogen nuke."... | [] | [] | [
[]
] | ||
59pje7 | why do phones take so long to boot even with solid state storage? | Just I noticed my PC with an SSD can boot in a few seconds, however my phones storage is solid state and still takes 1-2mins to boot. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/59pje7/eli5why_do_phones_take_so_long_to_boot_even_with/ | {
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"Mostly due to your computer has a much faster CPU/data bus and a computer SSD is much faster than flash memory in a phone.",
"Not all flash storage is as fast as an SSD. eMMC ... | [] | [] | [
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1ywr42 | the history of middle-earth | I just saw [this breakdown of the dragons](_URL_0_), and I was wondering if anyone could do a breakdown of the general history of Middle-Earth in ELI5 terms.
Thanks :) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ywr42/eli5_the_history_of_middleearth/ | {
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"Its more complicated than you think, because Middle Earth is just one continent in the greater world of LOTR, and there's a lot more going on, but I'll give it a shot.\n\n\nThere was the god Eru (sometimes also called Illu... | [] | [
"http://imgur.com/gallery/8j6Ne"
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[],
[]
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5gvood | when telephone calls relied on a manual switchboard and operator, how was it possible to have a secure line? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5gvood/eli5_when_telephone_calls_relied_on_a_manual/ | {
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"It was not. Telephone switch operators usually had the best gossip but were sworn to secracy. In the 60's you had some expensive scrambling equipment you could use to make it harder to listen inn on the call. You would first establish the call an... | [] | [] | [
[]
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2667dp | when i open up a jpg or png in a word editor it shows me hundreds of lines of gibberish. what is that, and how does it translate to images? | In case you need a visual:
Take an image, any will do. Open it with Notepad or Text Edit and behold.
What is that? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2667dp/eli5_when_i_open_up_a_jpg_or_png_in_a_word_editor/ | {
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"The gibberish isn't actually what's translated to images. What's happening is that the data in the image is being stored as an enormous number of zeroes and ones. There are multiple ways to interpret these zeroes and ones. T... | [] | [] | [
[],
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] | |
k59kp | 9/11 | Why do some people think 9/11 was an inside job and what makes them say that? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/k59kp/eli5_911/ | {
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