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value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
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3pni12 | what would our vision be like if we had a third eye at the back of our head? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3pni12/eli5_what_would_our_vision_be_like_if_we_had_a/ | {
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"Do you mean how would 'what we see' appear? That would depend on how our brain had evolved to use that third eye and represent it to us mentally. Since this... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=jQOJ3yCK8pI"
],
[],
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2ckfet | how does _url_0_ sell their items at such a low price? | I know there must be some catch, but I can't figure it out. Thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ckfet/eli5_how_does_beezidcom_sell_their_items_at_such/ | {
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"score": [
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"text": [
"Because Beezid charges you money to buy bids unlike ebay where you can bid for free.",
"The catch is that you have to pay for each bid, whether or not you win the auction. If they get lots of people... | [
"beezid.com"
] | [] | [
[],
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3ulja4 | why do health insurance comapnies get the majority of criticism for healthcare costs? | Isn't the insurance a reflection of the cost of doing business? Drugs, medical salaries, emergency rooms, hospital stays, etc? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ulja4/eli5_why_do_health_insurance_comapnies_get_the/ | {
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"text": [
"The thing in the US is that you have a large number of people who are insured, and a large number that are not. Insurance coverage also varies dramatically.\n\nThis creates a system where some insurance companies can negotia... | [] | [] | [
[],
[]
] | |
22zyuf | how is homeschooling still not banned in the usa? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22zyuf/eli5_how_is_homeschooling_still_not_banned_in_the/ | {
"a_id": [
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"text": [
"That's an extremely loaded question.\n\nI've known plenty of kids who have been homeschooled and come out on top. Sure, it lacks the socialization aspect, but most homeschooling parents place their kids in other programs (sp... | [] | [] | [
[],
[]
] | ||
4tkk2a | falling at the same rate in space | I've heard it explain the reason we "float" in a spacecraft orbiting the earth is that we fall at the same rate as the spacecraft. What does that mean? Does it mean that we and the spacecraft would eventually hit the earth? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4tkk2a/eli5_falling_at_the_same_rate_in_space/ | {
"a_id": [
"d5i007r",
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"score": [
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"text": [
"If you're in a stable orbit, you'll never fall back to earth. That is because you're moving so fast that the gravitational pull makes you move in a circle instead of falling into the atmosphere. This works the same way on th... | [] | [] | [
[],
[]
] | |
4ch50g | so apparently, deaf people can hear in their dreams. how does a blind person dream? can they see in their dream? or what is it like to dream as a blind person? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ch50g/eli5_so_apparently_deaf_people_can_hear_in_their/ | {
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"Deaf people *who have previously been able to hear* (or who still have some hearing, because \"deaf\" doesn't mean \"zero hearing\") can hear in their dreams. People born totally deaf cannot hear in their dreams. The same a... | [] | [] | [
[],
[]
] | ||
270da8 | why when a camera is moving as "first person" is it al bouncy, but when i walk i see the world quite smooth? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/270da8/eli5_why_when_a_camera_is_moving_as_first_person/ | {
"a_id": [
"chw6ttp",
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"score": [
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"text": [
"physically, your head and eyes have a [lot of features](_URL_1_) that smooth out bumpy inputs. In the brain, there's a lot of processing tricks that compensate for [physical irregularites](_URL_0_) affecting vision. \n\ntl:d... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Blind_spot_(vision)",
"http://en.wikipedia.org/wiki/Vestibulo-ocular_reflex"
],
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6kt6vw | why do objects that reflect light appear brighter when not looking directly at them? | So I noticed at night that a metal object in my room was reflecting light brightly, but when I looked DIRECTLY at it, it seemed way darker. And as soon as I looked somewhere else, it appeared brighter again. Why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6kt6vw/eli5_why_do_objects_that_reflect_light_appear/ | {
"a_id": [
"djolfyz"
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"score": [
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"text": [
"Your eyes have two type of receptors for lights rods and cones.\n\nCones are best at details and colors in bright light. Rods work best in low light. The center of your vision has a much higher density of cones, so it doesn't see as well in the d... | [] | [] | [
[]
] | |
76j1oi | why do groups choose to boycott elections and has this ever been effective? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/76j1oi/eli5_why_do_groups_choose_to_boycott_elections/ | {
"a_id": [
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"text": [
"Voter turnout says a lot about the legitimacy of a process. If turnout for a vote is quite low, then nobody can really be sure of what the people actually want. If one side believes the system is rigged against them, then they should boycott a vo... | [] | [] | [
[]
] | ||
1pwrs3 | epi5 if hemp can be turned into paper and clothing, why don't we do it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1pwrs3/epi5_if_hemp_can_be_turned_into_paper_and/ | {
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"text": [
"Hemp can me made into all sorts of things, but not as economically and efficiently as other materials. There are precious few uses for which it is better suited, easier to process, and cheaper than the ... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Legal_history_of_cannabis_in_the_United_States",
"http://bigstory.ap.org/article/legal-or-not-industrial-hemp-harvested-colo"
]
] | ||
4i810o | are professional sport leagues like the nfl, mlb, etc. considered monopolies? if not, what exactly are they? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4i810o/eli5_are_professional_sport_leagues_like_the_nfl/ | {
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"text": [
"Baseball has an exemption to anti-trust law because the supreme court ruled it was an exhibition, not interstate commerce. Other sports have limited exclusions from anti-trust law related to their collusion in negotiating for broadcast rights. ... | [] | [] | [
[]
] | ||
86ko7a | how do rebel or insurgent armies get their weapons? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/86ko7a/eli5_how_do_rebel_or_insurgent_armies_get_their/ | {
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"text": [
"There is far less honor among weapons manufacturers than you might think. No, they don't bat an eye when they get an order that big because that's their business. And yes, weapons... | [] | [] | [
[],
[],
[],
[
"https://www.stripes.com/news/kurdish-peshmerga-getting-heavy-weapons-for-mosul-push-1.404284",
"https://en.wikipedia.org/wiki/Ra%C3%BAl_Reyes#Aftermath",
"https://www.theguardian.com/world/2014/aug/14/uk-britain-arms-supply-kurdish-forces-iraq-isis"
]
] | ||
1edxwi | what's going on with "amy's baking company"? | Sorry I have no idea what's it all about. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1edxwi/eli5_whats_going_on_with_amys_baking_company/ | {
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"_URL_0_\n\nFollow the path of hilarious destruction from there",
"Amy's Baking Company signed on with Kitchen Nightmares with Gor... | [] | [] | [
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"http://www.youtube.com/watch?v=G6LY7TJ16pg"
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],
[],
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1etopg | why do some tv shows (like game of thrones or true blood) allow the showing of female genitalia, but not male? | It would be interesting to know if there are legal reasons or something of the like, sometimes the gratuitous breasts and such and lack of male parts becomes unnerving.
Edit: Apparently GoTs is a bad example, I must have missed the mentioned episode. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1etopg/eli5_why_do_some_tv_shows_like_game_of_thrones_or/ | {
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"If I recall correctly I believe Theon appeared nude in GoT. ",
"... | [] | [] | [
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4ow0z8 | what happened to nanotechnology and all the important technological developments it promised? | I'm talking about things such as this: _URL_0_
That video is 8 years old and I never see any milestones being accomplished towards things like that. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ow0z8/eli5what_happened_to_nanotechnology_and_all_the/ | {
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"text": [
"Same. I remember being very excited reading about it in National Geographic around '08, that article was really interesting and presented nanotubes as the next big thing, like plastic. I was intrigued b... | [] | [
"https://www.youtube.com/watch?v=IX-gTobCJHs"
] | [
[],
[],
[]
] | |
5t6fhb | why are some imgur-links viewable on reddit itself and some aren't? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5t6fhb/eli5_why_are_some_imgurlinks_viewable_on_reddit/ | {
"a_id": [
"ddkhjx0"
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"text": [
"Depends on what you use to embed the picture. Also sole users tend to post the imgur URL (_URL_0_) instead of what they should post which is the picture URL (_URL_1_)."
]
} | [] | [] | [
[
"www.imgur.com/example",
"i.imgur.com/example.png"
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4dbnq7 | neutrinos and the underground neutrino detector in japan | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4dbnq7/eli5_neutrinos_and_the_underground_neutrino/ | {
"a_id": [
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"text": [
"Neutrinos are particles which are made as a byproduct of stellar fusion. A constant tide of them is flowing off the sun at all times.\n\nThe problem is that they don't interact with anything. Neutrinos are tiny and don't have a charge, so they ca... | [] | [] | [
[]
] | ||
3ifzjs | if reddit it open source, how come the vote fuzzing algorithms are unknown? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ifzjs/eli5_if_reddit_it_open_source_how_come_the_vote/ | {
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"text": [
"The real Reddit servers run a slightly modified version of the Open Source version. The [Open Source version](_URL_0_) uses the following fuzzing algorithm:\n\n def fuzz_activity(count):\n \"\"\"Add some jitter to an activity metric to ... | [] | [] | [
[
"https://github.com/reddit/reddit/blob/master/r2/r2/lib/utils/utils.py"
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] | ||
4k7bte | why can't satellites be used to search for aircraft crashes? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4k7bte/eli5_why_cant_satellites_be_used_to_search_for/ | {
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"text": [
"They can be. But they still aren't going to do much unless you have a real small area to search for.",
"Using a satellite to find a crashed plane would be like looking for a grain of sand on a carpe... | [] | [] | [
[],
[],
[]
] | ||
1rqm5z | why do car doors have two states of locked, one closed and one closed with a 1cm open gap? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rqm5z/why_do_car_doors_have_two_states_of_locked_one/ | {
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"text": [
"For example, my 2013 Hyundai Sonata. If I open the pull the handle to open the door, begin to push the door, and then release the handle before the door rea... | [] | [] | [
[],
[],
[],
[],
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"http://www.youtube.com/watch?v=BaiScjLb2sE"
]
] | ||
5vucp9 | could two different passwords have the same hash? would this seriously affect password security? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5vucp9/eli5_could_two_different_passwords_have_the_same/ | {
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"text": [
"Yes, this is called a \"hash collision.\" How common collisions are depend on the algorithm. With typical algorithms it's quite unlikely that two users would actually pick passwords that end up with the same hash. \n\nThe re... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Rainbow_table"
]
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t0udp | aids? | What is it excactly?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/t0udp/elifaids/ | {
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"text": [
"Every day your body is attacked by these tiny aliens. There are thousands of different kinds of these little aliens and they're constantly trying to get into your body and use your cells as a breeding ground to create *new* aliens.\n\n**But**, y... | [] | [] | [
[]
] | |
2m0zn3 | why can minors appear nude in hollywood films (ie. kiera knightley in the hole, olivia hussey in romeo and juliet, etc.) while the images would otherwise be illegal? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2m0zn3/eli5_why_can_minors_appear_nude_in_hollywood/ | {
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1uzrwy | why don't people eat penguins? | Or do they? Are they tasty? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1uzrwy/eli5_why_dont_people_eat_penguins/ | {
"a_id": [
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"text": [
"Because most people don't live where penguins live.",
"Why they hell would we? Imagine farming them; they only have one child every year, they need a cold climate and most of them is fat, not meat. Cows have **huge** amo... | [] | [] | [
[],
[]
] | |
2nhbm4 | why don't tvs have the best picture settings at default right out of the box? | Obviously some of it is personal preference, but you can improve the image quality on a TV so much by tampering with the default settings. Why don't they have these settings default so people who don't know what they're doing will have the best picture possible? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2nhbm4/eli5_why_dont_tvs_have_the_best_picture_settings/ | {
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"text": [
"Because most of them come with the best setting for display in a store. They usually have them all set up so you can take them out of the box, throw them up on a wall under all the fluorescent lights an... | [] | [] | [
[],
[],
[]
] | |
6eweek | why do passenger car tires have speed ratings up to 186 mph? | Don't governors limit speeds long before a driver could hit those top speeds? If I'm a regular person, driving on highways that top out at 70 mph, why would I need tires designed to go up to 110mph faster? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6eweek/eli5_why_do_passenger_car_tires_have_speed/ | {
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"text": [
"A few reasons. \n\nFirst, no standard commuter vehicle is going to have tires rated Y (186mph), but you'll find them on sports cars, say Corvettes and the lik... | [] | [] | [
[],
[],
[],
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3ts8lf | why do most people like the music that they grow up listening to (for the rest of their lives)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ts8lf/eli5_why_do_most_people_like_the_music_that_they/ | {
"a_id": [
"cx8snud"
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"score": [
2
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"text": [
"Nostalgia and the like. Have you ever seen videos of the elderly listening to music from their high school years? Memories are attached to that music and that can be pretty powerful. "
]
} | [] | [] | [
[]
] | ||
80kydd | why do different hose lengths affect water flow | So take a large water tank with a tap down the bottom and attach a small hose (say 2 metres) and water flows through the hose no problem.
Attach a larger hose (say 10 metres) and no water comes out. How come? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/80kydd/eli5_why_do_different_hose_lengths_affect_water/ | {
"a_id": [
"duwcc1s"
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"text": [
"Resistance. The interior of the hose is contacting the water and providing resistance.\n\nFlow rate is the difference between the pressure at either ends of the hose divided by the resistance. \n\nResistance is calculated as \n(8 * viscosity of t... | [] | [] | [
[]
] | |
tps7q | the bad reputation of british cuisine | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/tps7q/eli5_the_bad_reputation_of_british_cuisine/ | {
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"http://www.npr.org/blogs/thesalt/2012/02/19/147039706/dining-after-downton-abbey-why-british-food-was-so-ba... | ||
204gko | why do so many people accidentally die on train tracks? can they not hear the train nor feel the vibration?? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/204gko/eli5_why_do_so_many_people_accidentally_die_on/ | {
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"Many times, they're just distracted. There's plenty of videos of people narrowly avoiding it and you'll notice one thing almost all of them have in common - either a cell phone or headphones. There was a woman who walked off... | [] | [] | [
[],
[]
] | ||
10i02b | haven't political parties outlived their usefulness today and don't they get in the way of actual discussion of issues? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/10i02b/havent_political_parties_outlived_their/ | {
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... | [] | [] | [
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5gjxkx | in older animations, why is it that objects that are about to be used/altered are usually colored differently than their surroundings? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5gjxkx/eli5_in_older_animations_why_is_it_that_objects/ | {
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"text": [
"This is due to cell animation that relies heavily on painted backgrounds as filler for relatively cheap in com... | [] | [] | [
[],
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"https://youtu.be/M2ORkIrHUbg?t=3m42s"
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],
[
"https://www.youtube.com/watch?v=gTuKRovG5P0",
"https://one1more2time3.files.wordpress.com/2009/05/cind092pan-a.jpg",
... | ||
fssu2m | why do scientists believe rna came before dna? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fssu2m/eli5_why_do_scientists_believe_rna_came_before_dna/ | {
"a_id": [
"fm3ah9t",
"fm3bah9"
],
"score": [
12,
4
],
"text": [
"Because DNA can only be replicated with the help of DNA polymerase, which is an enzyme. But making enzymes first requires DNA to code for the enzymes. You've got this kind of \"the chicken and the egg\" scenario where DNA r... | [] | [] | [
[],
[]
] | ||
2zqm8h | why can corporations record me without my consent and certain states have two party consent requirements? | I'm in California and I need a two party consent, but what does that mean for one state and the businesses I call that auto record me? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zqm8h/eli5_why_can_corporations_record_me_without_my/ | {
"a_id": [
"cple541",
"cple6u7"
],
"score": [
9,
3
],
"text": [
"Normally businesses have a recorded message similar to \"this call may be recorded or monitored for quality purposes\" \n\nThe courts have ruled that you not hanging up constitutes consent.",
"You only need two party con... | [] | [] | [
[],
[]
] | |
3ijmq0 | the aurora theater shooter received 12 life sentences plus 3318 years in jail. what's the reasoning behind this? | Unless you are Wolverine or a cat I imagine it would be difficult to serve more than one life sentence. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ijmq0/eli5_the_aurora_theater_shooter_received_12_life/ | {
"a_id": [
"cuh0pbw",
"cuh1vm1",
"cuh6e87"
],
"score": [
3,
5,
2
],
"text": [
"To be absolutely sure he never gets out of prison, even if he qualifies for parole, even if he has good behavior, even if some of his convictions get reversed on appeal. ",
"Well, this is actually p... | [] | [] | [
[],
[],
[]
] | |
497efa | how does the electrical connection between an electric train and the overhead wire not become destroyed after a short period of time? | I'm always intrigued by this scenario.
Two materials, of what I understand to be some sort of metal, are rubbing together a high speeds. (I've been on a train at speeds up to 200kph) I'm curious how this arrangement works without either the overhead wire and/or the trains contact bar becoming eaten away after a very ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/497efa/eli5_how_does_the_electrical_connection_between/ | {
"a_id": [
"d0pldzw"
],
"score": [
6
],
"text": [
"The overhead wire is actually very long - so the shoe is only in contact with it briefly so the wear is spread over a very long distance.\n\nThe pickup bar (not that sort of pickup bar) is often made of graphite, and the overhead wire zig-zags sl... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Pantograph_%28transport%29"
]
] | |
9x4fgk | i need a simple explanation for compound interest, to teach 6th graders. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9x4fgk/eli5_i_need_a_simple_explanation_for_compound/ | {
"a_id": [
"e9pg7c4",
"e9pg96o",
"e9phlw6",
"e9pss8w",
"e9pubk4",
"e9q2eh1",
"e9q6uul"
],
"score": [
3,
13,
4,
5,
3,
3,
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],
"text": [
"is this an explanation of why it happens or an explanation of how it works?\nbasically its interest that is given... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
3q001n | what are the advantages of wireless charging stations? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3q001n/eli5_what_are_the_advantages_of_wireless_charging/ | {
"a_id": [
"cwawwq0",
"cwax2cu"
],
"score": [
2,
4
],
"text": [
"One advantage is that it lets you have fully enclosed electronics. With a traditional charging port, you need to have exposed metal which is vulnerable to corrosion. There's also no wear on the socket from a cord being jamme... | [] | [] | [
[],
[
"http://imgur.com/a/FQumJ"
]
] | ||
7t7cue | do mental issues run in the bloodline or do they develop, if they do, what causes them? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7t7cue/eli5do_mental_issues_run_in_the_bloodline_or_do/ | {
"a_id": [
"dtafgfx",
"dtafnv4"
],
"score": [
3,
2
],
"text": [
"\"Mental issues\" is very vague here. Some have genetic factors, some are exclusively a result of some sort of trauma, and many are in between. It *really* depends on which one you're talking about.",
"Take a look at t... | [] | [] | [
[],
[]
] | ||
5yebxd | why do most people find things like beautiful views, white sand beaches with crystal clear water and sunsets nice to look at? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5yebxd/eli5_why_do_most_people_find_things_like/ | {
"a_id": [
"depjo9z",
"depmdth",
"depn0pj",
"depq5iw",
"depqkbd",
"depr7us",
"deprfmk",
"depvoag",
"deq1dym"
],
"score": [
16,
5,
2,
9,
2,
2,
3,
3,
2
],
"text": [
"It is biologically engraved in us. Seeing water and fresh landscape m... | [] | [] | [
[],
[],
[],
[
"https://igennus.com/nutrition/omega-3-science/omega-3-human-evolution/"
],
[],
[],
[],
[],
[
"https://jochesh00.wordpress.com/2014/04/30/the-spark-of-life-and-the-soul-of-wit/"
]
] | ||
8ao0o9 | why are the front and back rims of a truck different, but same on a car? | The front rims of a truck are convex, but the back rims are concave. For a car all 4 rims are the same, why is this so? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8ao0o9/eli5_why_are_the_front_and_back_rims_of_a_truck/ | {
"a_id": [
"dx06fh9"
],
"score": [
4
],
"text": [
"They are not different.\nThe front rims are reversed in relation to the rear.\nAll the rims on the truck look the same but the back axle has two rims mounted on it.\nThe inside rim is mounted the same as the front tire with the rim offset going i... | [] | [] | [
[]
] | |
4futiq | if a biological woman decides to take testosterone in order to transition to male, does the testosterone allow her to grow a beard? in other words, as a male myself, is it possible for me to take hormones in order to grow a beard? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4futiq/eli5_if_a_biological_woman_decides_to_take/ | {
"a_id": [
"d2c4z52",
"d2c57mb"
],
"score": [
2,
2
],
"text": [
"Yes and no. Testosterone promotes the development of secondary sex characteristics, like a deeper voice and facial hair. But not everyone has the same quantity or density of hair follicles on their face to begin with. Likely... | [] | [] | [
[],
[]
] | ||
1pcub5 | why do our bodies not use adrenaline all the time? | If adrenaline makes us faster and stronger, why do our bodies not put it to use more often? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1pcub5/eli5_why_do_our_bodies_not_use_adrenaline_all_the/ | {
"a_id": [
"cd129qf",
"cd12fhg",
"cd12qpf"
],
"score": [
13,
2,
6
],
"text": [
"Everything in the body must be in balance. Adrenaline stimulates the Sympathetic (fight or flight) nervous system, which does make us faster and stronger, but also makes our heart race faster and our b... | [] | [] | [
[],
[],
[]
] | |
84piw0 | how does one regain one's initial perception of an optical illusion? | I have always wondered if there is actually some way to 'unsee' some of these optical illusion thingies that float around on the internet.
_URL_0_
This one for example.. all of these type of forwards are sent with a disclaimer that once you 'see' the trick..you can't 'unsee' it..and seemingly that's true..coz now whe... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/84piw0/eli5_how_does_one_regain_ones_initial_perception/ | {
"a_id": [
"dvrgvlw",
"dvri4gd"
],
"score": [
3,
2
],
"text": [
"Unless your subconscious completely forgets about the illusion there's not really a way you can \"unsee\" something without intense psychological conditioning that overrides your mind's normal response. It is extremely diffi... | [] | [
"https://i.imgur.com/qAJ3pUE.jpg"
] | [
[],
[]
] | |
1xfrio | what is the difference between a sow cow, toe loop and any of the other jumps in figure skating? | Obviously, a Double or Triple or Quad has to do with rotations in the air but to my untrained eye all of the jumps look exactly the same. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xfrio/eli5what_is_the_difference_between_a_sow_cow_toe/ | {
"a_id": [
"cfaxck0",
"cfb3bmv"
],
"score": [
4,
3
],
"text": [
"[Differences in the way you take off and the way you land](_URL_0_)",
"Disclaimer: I'm not a figure skater so the below is my amateur understanding.\n\nIt's not an easy thing for a casual viewer to figure out. Jumps hap... | [] | [] | [
[
"http://i.imgur.com/CoiyN71.jpg"
],
[
"http://youtu.be/oh4EIzmvmYk",
"http://youtu.be/7Zb8C7lnYVk",
"http://youtu.be/mFGLGFv8Mu0",
"http://youtu.be/UNmTZlo0tc8",
"http://youtu.be/SaecLU_69Ak",
"http://youtu.be/H_KZeYwD2dU"
]
] | |
4rmaps | how does a hand held temperature gun work? how accurate can they be from a distance? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4rmaps/eli5_how_does_a_hand_held_temperature_gun_work/ | {
"a_id": [
"d52bse0"
],
"score": [
5
],
"text": [
"Everything emits light based on its surface temperature.\n\nFor very hot objects this light is visible, but most things you interact with are only emitting low energy infrared light.\n\nHandheld temperature guns are measuring this infrared light ... | [] | [] | [
[]
] | |
4mmwk6 | the us army structure | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4mmwk6/eli5_the_us_army_structure/ | {
"a_id": [
"d3wpq8g"
],
"score": [
2
],
"text": [
"It's just sizes of organizations within the larger entity.\nI'm not familiar with the US Army setup in particular, but I am very familiar with the way the Marine Corps runs.\nFor instance, \nI am a section leader. I'm in charge of 10 people.\nMy ... | [] | [] | [
[]
] | ||
1ryoqk | the difference between the massive printers in offices and schools and tabletop printers that people have in their house | Why are they so much bigger and what other functions do they have? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ryoqk/eli5_the_difference_between_the_massive_printers/ | {
"a_id": [
"cds82kl"
],
"score": [
3
],
"text": [
"Mainly the volume that they produce, the printer at your house may produce 8-10 good copies per minute, while some of the best models produce 30-40 per minute in businesses. Quantity of paper copied also is a factor, in a business you may need t... | [] | [] | [
[]
] | |
2nm2sd | why speed is measured in machs instead of miles or kilometers per hour after breaking the speed of sound. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2nm2sd/eli5_why_speed_is_measured_in_machs_instead_of/ | {
"a_id": [
"cmesbhz",
"cmesq5x",
"cmexr5b",
"cmf0ibc"
],
"score": [
4,
3,
2,
2
],
"text": [
"There is a certain formula to calculate the actual speed of sound that is different from the less complicated mph/kph formulas. To calculate the speed of sound requires considerin... | [] | [] | [
[],
[],
[],
[]
] | ||
2y7ajd | programming, i know nothing | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2y7ajd/eli5_programming_i_know_nothing/ | {
"a_id": [
"cp6wjvv"
],
"score": [
5
],
"text": [
"The most basic way to program is to use a scripted language (like python), rather than a compiled language (like C#). The difference is kinda like having someone in the passenger seat telling you where to turn vs pulling out a map and marking yo... | [] | [] | [
[
"http://www.codecademy.com/"
]
] | ||
98mnlr | why didnt hydrogen fuel cells take off? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/98mnlr/eli5_why_didnt_hydrogen_fuel_cells_take_off/ | {
"a_id": [
"e4h5el9",
"e4h5fn8",
"e4h5mup",
"e4h69pa"
],
"score": [
6,
2,
2,
2
],
"text": [
"Hydrogen is the problem.\n\nWe do not have a sure fire way of producing enough Hydrogen safely to meet that kind of demand and there just isn't enough investment going on to develo... | [] | [] | [
[],
[],
[],
[]
] | ||
xpirv | why steroids are not allowed in the olympics, but metal legs are? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/xpirv/eli5_why_steroids_are_not_allowed_in_the_olympics/ | {
"a_id": [
"c5og4y8",
"c5oj2m3",
"c5ojkci"
],
"score": [
5,
4,
8
],
"text": [
"Btw, The legs are [CARBON FIBRE,]( _URL_0_) not metal and Google is your friend, all the info you need is in that link . ",
"Steroids are not healthy for people. If they were legal people would have... | [] | [] | [
[
"http://en.m.wikipedia.org/wiki/Oscar_Pistorius"
],
[],
[]
] | ||
1lrcbq | why do calories matter in terms of weight gain. | Why exactly do calories matter when dieting, rather than the amount of matter you are ingesting? For instance, if I eat a pound of broccoli, why would I gain less weight than eating 2 oz. of butter? Or why is diet soda significantly less fattening than regular, when the only difference is maybe 30 grams of sugar? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1lrcbq/eli5_why_do_calories_matter_in_terms_of_weight/ | {
"a_id": [
"cc1zgne",
"cc212oj"
],
"score": [
2,
2
],
"text": [
"Calories are basically units of energy. You body takes as much energy as is can from what it eats. If you eat more energy than you need for the day, then the body saves that energy up and puts it into fat cells for later use... | [] | [] | [
[],
[]
] | |
1czqp7 | why the boston bombers are considered 'terrorists' while the shooter from the wisconsin gurdwara shooting is just a 'white supremacist'? | This is a non facetious question, I am truly confused as to what rubric the public uses to categorize these criminals. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1czqp7/eli5_why_the_boston_bombers_are_considered/ | {
"a_id": [
"c9li6xh",
"c9lkeuy",
"c9lmaoi",
"c9lorw0"
],
"score": [
2,
3,
6,
2
],
"text": [
"There is no real distinction legal or otherwise with respect to the categorization of this sort.\n\nIt gets more complicated, what separates a rebel group from a terrorist? how abo... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Definitions_of_terrorism"
],
[]
] | |
2yw3ma | why a c note on a piano sounds different than a c note on a trumpet | They are both vibrating the air at the same frequency, so why do they sound so different? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2yw3ma/eli5_why_a_c_note_on_a_piano_sounds_different/ | {
"a_id": [
"cpdhlxm",
"cpdi3oc"
],
"score": [
2,
2
],
"text": [
"I think the answer you're looking for is that although the notes are the same frequency, the shape of the sound waves are very different, as shown by [this diagram](_URL_0_).\n\nHowever, it's also worth noting that a C on th... | [] | [] | [
[
"http://www.feilding.net/sfuad/musi3012-01/images/lectures/four_waveforms.gif"
],
[]
] | |
2ibtkl | how do we recover files that have been lost on a corrupted hard drive or "deleted" from our computer? | NO Specifics, please put the explanation in layman's terms. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ibtkl/eli5_how_do_we_recover_files_that_have_been_lost/ | {
"a_id": [
"cl0pbhm",
"cl0pdhp",
"cl0plwk"
],
"score": [
4,
3,
6
],
"text": [
"Think of your hard drive as a hotel, and the space available for data to occupy as hotel rooms. When you make a file, a certain amount of space is \"rented\" out for the data to occupy. When you *delete... | [] | [] | [
[],
[],
[]
] | |
20y1wy | how are pranks where people dress up like police officers legal? is this not covered by laws against "impersonating an officer"? | It happens on shows like Just for Laughs all the time. See this for an example: _URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20y1wy/eli5_how_are_pranks_where_people_dress_up_like/ | {
"a_id": [
"cg7vqug"
],
"score": [
2
],
"text": [
"Impersonating an officer only applies when you attempt to use the power an officer has such as pulling over another car, detaining a person or trying to acquire goods or information. \n\nWith a prank, no harm is done. It's revealed that is it a p... | [] | [
"i.imgur.com/8JltaxX.gif"
] | [
[]
] | |
8cedz1 | how do embassies work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8cedz1/eli5_how_do_embassies_work/ | {
"a_id": [
"dxeb4ke",
"dxfkygc"
],
"score": [
292,
2
],
"text": [
"An embassy is a building where the ambassador works. An ambassador is a representative of a foreign country.\n\nAt its most basic, and ambassador is a sort of messenger -- in fact, the word \"ambassador\" comes from a very... | [] | [] | [
[],
[]
] | ||
2019k4 | why does ground beef taste so much different than steak? | Maybe it is just me. I find this to be true even if the exact same cut of meat is used. (I've had a butcher ground chuck right in front of me, but also used that same chuck for london broil) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2019k4/eli5_why_does_ground_beef_taste_so_much_different/ | {
"a_id": [
"cfywewo",
"cfyyi4i"
],
"score": [
3,
3
],
"text": [
"Not a professional opinion, but in my experience - texture has a lot to do with interpreted taste.",
"Besides texture, you're mixing the fat and meat together. Even if it's the same amount percentage wise as what a steak... | [] | [] | [
[],
[]
] | |
36u4zx | why do radio stations/artists insist on overplaying songs which cause us to hate those songs? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/36u4zx/eli5_why_do_radio_stationsartists_insist_on/ | {
"a_id": [
"crh3m07"
],
"score": [
2
],
"text": [
"Even though you might get sick of those songs personally, there is a psychological reason for playing the same songs over and over again. It's a well-researched phenomenon called the [Mere Exposure Effect](_URL_0_). Basically, the more you're exp... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Mere-exposure_effect"
]
] | ||
2l7fmw | why do we have the compulsion to bite and and pinch things that we love or that are cute? | My fiancé would love to know why I bite her so much | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2l7fmw/eli5_why_do_we_have_the_compulsion_to_bite_and/ | {
"a_id": [
"cls6npi",
"clsa3u5"
],
"score": [
3,
2
],
"text": [
"I'm going to guess it's a sort of antiquated function of our primal past that's associated with play. Lots of mammals bite as a form of play and I'd guess that extends to slight pinching in primates.",
"My guess is that ... | [] | [] | [
[],
[]
] | |
20dood | how did the people of ancient rome become so advanced such a long time ago? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20dood/eli5_how_did_the_people_of_ancient_rome_become_so/ | {
"a_id": [
"cg283rg",
"cg2akbg"
],
"score": [
2,
2
],
"text": [
"They had a relatively stable society, which allowed science and engineering to thrive. Once Rome 'fell', people in society became more concerned with basic needs, such as food, shelter, and personal safety, and Rome's engin... | [] | [] | [
[],
[]
] | ||
fcejkh | how do our phones know that we’re touching them and exactly where we touch them? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fcejkh/eli5_how_do_our_phones_know_that_were_touching/ | {
"a_id": [
"fja93ki"
],
"score": [
3
],
"text": [
"Electrons repel other electrons. This really simple fact is brilliantly exploited by phones. By moving electrons into and out of pixels on the screen, our phones can detect the presence of nearby conductors. Something like metal makes it really e... | [] | [] | [
[]
] | ||
2skegu | how are casinos going out of business? | I understand how they go out of business.. Lack of revenue. But I don't really understand how you have cities like Atlantic city going under and whole companies like Caesars Entertainment going under. Are people not gambling? Why the sudden crash when the economy is on the come up? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2skegu/eli5_how_are_casinos_going_out_of_business/ | {
"a_id": [
"cnqad36",
"cnqai8j",
"cnqarfc",
"cnqb74m"
],
"score": [
4,
3,
7,
2
],
"text": [
"It has little to do with the economy, as opposed to the large number of states that now have legalized gambling. For example, Atlantic City was a pretty crappy place to go and gam... | [] | [] | [
[],
[],
[],
[]
] | |
3s5a2x | why is it that getting raw meat in your blood (through a cut on your finger) or mucous membranes (under fingernails) does not cause food poisoning, but eating it can make you violently ill? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3s5a2x/eli5_why_is_it_that_getting_raw_meat_in_your/ | {
"a_id": [
"cwu65ur",
"cwu7a73",
"cwu7eb8"
],
"score": [
3,
2,
2
],
"text": [
"I thought it could get you ill through a wound.... ?",
"This isn't true. For instance, salmonella can be transmitted via open wounds, or even by rubbing your eyes.",
"Also, you don't have mucous... | [] | [] | [
[],
[],
[]
] | ||
2p1qs2 | how do credit card companies like visa and mastercard make money off me if i always pay my balance off every month? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2p1qs2/eli5_how_do_credit_card_companies_like_visa_and/ | {
"a_id": [
"cmsjf90",
"cmsjh3v",
"cmsjj6m",
"cmsjkil"
],
"score": [
11,
2,
3,
2
],
"text": [
"They charge the merchant a fee (a couple percent of the total purchase) every time you swipe your card.",
"credit card companies also charge a small fee to the retailers each ... | [] | [] | [
[],
[],
[],
[]
] | ||
42kic8 | how amway works | People always mention Amway when talking about pyramid scheme businesses and I'm curious about what exactly Amway sells because I have never seen an Amway product on a shelf. They make absurd amounts of money but it seems like when I look up what exactly they do, I can't find a clear answer. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/42kic8/eli5_how_amway_works/ | {
"a_id": [
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"score": [
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],
"text": [
"Something a lot of people won't talk about is how many people you have to have below you in order to succeed. In most versions of this, you are -required- to purchase a certain amount (dollars or item quantity, depending on ... | [] | [] | [
[
"http://www.pyramidschemealert.org/PSAMain/news/MythofIncomeReport.html"
],
[]
] | |
fact8r | why are wind turbines only equipped with one turbine and set of propellers | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fact8r/eli5_why_are_wind_turbines_only_equipped_with_one/ | {
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"text": [
"As you go up in height, the windspeed generally increases. A lower turbine wouldn't be as effective.",
"It’s for wind reasons. The wind is stronger up hig... | [] | [] | [
[],
[],
[],
[],
[]
] | |
5wvocj | why is w called "double u" when it is clearly "double v"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5wvocj/eli5_why_is_w_called_double_u_when_it_is_clearly/ | {
"a_id": [
"ded6831",
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"deddp0c",
"deddppz",
"d... | [] | [] | [
[],
[],
[
"http://www.grammarphobia.com/blog/2011/04/double-u.html"
],
[],
[],
[],
[],
[],
[
"http://1stwebdesigner.com/wp-content/uploads/2012/10/30.jpg"
],
[],
[
"http://www.spanish411.net/images/Infographics/Spanish-Alphabet.jpg",
"http://www.spanish411.net/Spanish-Alphabe... | ||
fhzqpg | how do we determine incubation period if the infection can be transmitted asymptomatically? | How do we know that Person B was infected by Person A, unless Person B went into quarantine directly after interacting with Person A? If they don't go into quarantine, how do we know that a random Person C didn't interact with them and cause the infection?
And for the vast majority of infections that can't be contact... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fhzqpg/eli5_how_do_we_determine_incubation_period_if_the/ | {
"a_id": [
"fke7tbu",
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"fkeck4i",
"fkf1voq"
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"score": [
22,
2,
3,
90,
2,
2
],
"text": [
"Here's the World Health Organization [basic explanation article](_URL_1_). Covid19 is the same type of virus as SARS and MERS, so the... | [] | [] | [
[
"https://www.cdc.gov/coronavirus/2019-ncov/about/prevention.html?CDC_AA_refVal=https%3A%2F%2Fwww.cdc.gov%2Fcoronavirus%2F2019-ncov%2Fabout%2Fprevention-treatment.html",
"https://www.who.int/news-room/q-a-detail/q-a-coronaviruses"
],
[],
[],
[
"https://jamanetwork.com/journals/jama/fullarticle/... | |
497on9 | what's the deal with electric cords with huge bulky transformers? | Stuff like this _URL_0_
You can get maybe one of these plugged and it blocks rest of the fucking sockets. Couldn't the transformer at least be located at the middle of the cord??
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/497on9/eli5_whats_the_deal_with_electric_cords_with_huge/ | {
"a_id": [
"d0pojew",
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"score": [
5,
3
],
"text": [
"This is a problem when the outlet is higher on the wall then the length of the cord to the transformer. The weight of the transformer can slowly pull the plug out of the outlet exposing high voltage on the pins. \n\nThat's p... | [] | [
"http://i.imgur.com/MLCFXNY.jpg"
] | [
[],
[]
] | |
512f7k | why do some electronics take aa or aaa batteries? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/512f7k/eli5_why_do_some_electronics_take_aa_or_aaa/ | {
"a_id": [
"d78t4au"
],
"score": [
18
],
"text": [
"\nThere are two big reasons why we have lots of different types of batteries. The first is that different electronic devices require different voltages to operate. That is why you have AA batteries which are 1.5 volts, car batteries which are 12... | [] | [] | [
[]
] | |
1u2zj2 | why privacy matters | Hi ELI5,
Please note that I am biased towards privacy.
I'm having some difficulty explaining irl why privacy matters. At the moment I'm getting replies like 'I have nothing to hide' and I contend that with examples such as 'do you let people watch you go to the bathroom?'. However I don't feel this wins people over. ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1u2zj2/eli5why_privacy_matters/ | {
"a_id": [
"cee1ryg",
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"score": [
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3,
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],
"text": [
"privacy is a prerequisite for freedom. \n\nIf you must assume that your every move and action are being monitored and possibly subject to sanction by the government or other entities, then this will aff... | [] | [] | [
[],
[],
[]
] | |
2pmz89 | how is it possible that north korea has the knowledge and technology capable of hacking into sony's systems? haven't they practically been isolated from the world since the 50s? how can a north korean possibly know how to hack? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2pmz89/eli5_how_is_it_possible_that_north_korea_has_the/ | {
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"cmyeiyi",
"cmyfcqb"
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"score": [
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5,
2,
2,
2,
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"text": [
"North Korea is a poor country, but they still have a GDP of about $12 billion a year.\n\nThat's not enough for a lot of people to have ... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
2spc95 | what's the process from pressing the gas pedal to your car moving? | I'm a 26 year old guy, and I have no idea what anything under the hood is or does. I was driving today and imagined a little gate opening wider the more I pressed down on the pedal which releases gas into the engine to do... something. Or maybe it stokes a fire to cause the gas to... fuck, what happens? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2spc95/eli5_whats_the_process_from_pressing_the_gas/ | {
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"cnro0j0",
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"score": [
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2,
3
],
"text": [
"Pushing the pedal down opens the throttle, a butterfly valve which allows more air into the engine. The pedal is either mechanically linked to the throttle o... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=smI2ijg4KcM"
],
[],
[],
[]
] | |
c20pip | why do many felines refuse to eat when the bottom of their food bowl is visible? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c20pip/eli5_why_do_many_felines_refuse_to_eat_when_the/ | {
"a_id": [
"ergsgb8",
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"erh7ngk",
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"score": [
208,
3044,
13,
20,
26,
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"text": [
"Their whiskers are extremely sensitive and they don't like them rubbing up against the food around the r... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
3fjdee | why do people say that science can only disprove something? and is that true? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3fjdee/eli5_why_do_people_say_that_science_can_only/ | {
"a_id": [
"ctp4y1h"
],
"score": [
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],
"text": [
"It's related to the fact that science relies on inductive reasoning, or induction. Induction moves from specific knowledge (this swan is white, that swan is white, those swans are white) to general knowledge (all swans are white). The problem wit... | [] | [] | [
[]
] | ||
2i449n | when are those little interviews in every competitive show recorded? | Do you know these little interviews in between scenes in every single show with any sort of competition (eg. Masterchef, America's next top model)?
In those interviews they always talk about what happened before and seem so excited about what will happen next. They probably won't record this during the competition. B... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2i449n/eli5when_are_those_little_interviews_in_every/ | {
"a_id": [
"ckyn6jm",
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"score": [
11,
11,
5
],
"text": [
"From what I know, they record it after the event. But when the contestants have their interviews, the producers remind them of each and every event and record their responses. Although in most cases, ... | [] | [] | [
[],
[],
[]
] | |
d8or66 | how do planes land in a straight line? | I don't get how planes always land in a straight line, especially at those high speeds? When an engine fails, drag is different wing to wing, wear on tires etc... Are the controls on landing really that good or is there something I'm missing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d8or66/eli5_how_do_planes_land_in_a_straight_line/ | {
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"f1bnzin",
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"f1bowpr",
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"score": [
2,
2,
2,
2,
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2
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"text": [
"When an engine fails, pilots compensate by adjusting the thrust of other engines to keep the plane as level as possible. Landing with an... | [] | [] | [
[],
[],
[],
[],
[
"https://youtu.be/8f-OdFssp5c?t=35",
"https://youtu.be/oCTOeTqeXvk?t=380"
],
[]
] | |
9g4s51 | what is the difference between ray tracing and path tracing? | So I've been really interested in learning about computer graphics recently with the whole conversation about NVIDIA's new RTX cards, but I just can't wrap my head around path tracing and whether or not it's possible in media like video games, or if it can be done now or in the near future on consumer hardware.
Some p... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9g4s51/eli5_what_is_the_difference_between_ray_tracing/ | {
"a_id": [
"e61k8p8",
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"score": [
4,
3
],
"text": [
"Ray tracing is when rays that are going to the camera (or view) hot an object, and then multiple rays are projected out from that point of Orgin, to the various light sources, those rays either intersect with other objects, ... | [] | [] | [
[],
[]
] | |
2ho8o8 | why is it socially acceptable to be seen in a bikini, but not with lingerie? | Nobody has ever really explained this to me, so go ahead Reddit. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ho8o8/eli5why_is_it_socially_acceptable_to_be_seen_in_a/ | {
"a_id": [
"ckuh4y8",
"ckuzhdk"
],
"score": [
5,
2
],
"text": [
"It's just context. A bikini is active wear and bra and panties are not. Sadly that simple and confusing",
"Context. Culturally appropriate dress varies by location and other factors.\n\nLingerie is fine as outdoor wear a... | [] | [] | [
[],
[]
] | |
8ax5dr | how do credit reporting companies gather so much data about me? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8ax5dr/eli5_how_do_credit_reporting_companies_gather_so/ | {
"a_id": [
"dx2a1xi"
],
"score": [
3
],
"text": [
"Honestly, you potentially give them most of the information voluntarily applying for goods and see rices tied into the credit system"
]
} | [] | [] | [
[]
] | ||
7pihfe | what makes some boats able to cross larger masses of water than others? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7pihfe/eli5_what_makes_some_boats_able_to_cross_larger/ | {
"a_id": [
"dshhlw7"
],
"score": [
5
],
"text": [
"Fuel capacity, size/ability to deal with larger waves, ability to operate the engine(s) continually for long enough to reach your destination, etc."
]
} | [] | [] | [
[]
] | ||
20l7xo | why do prince rupert's drops shatter when you apply force to the thin end of the strand? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20l7xo/eli5_why_do_prince_ruperts_drops_shatter_when_you/ | {
"a_id": [
"cg4bzpm"
],
"score": [
5
],
"text": [
"This is the best explanation I've seen.\nMystery of Prince Rupert's Drop at 130,000 fps - …: _URL_0_"
]
} | [] | [] | [
[
"http://youtu.be/xe-f4gokRBs"
]
] | ||
3awhmv | the british crown. so is the queen really the legal head of state of canada, the commonwealth, and the uk? what is the actual government structure here in these places? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3awhmv/eli5_the_british_crown_so_is_the_queen_really_the/ | {
"a_id": [
"csgme4n"
],
"score": [
5
],
"text": [
"It is technically her responsibility to approve all laws (give royal assent). In countries she isn't presently in, a local representative (the Governor General) is proposed by the Parliament and she signs off on it.\n\nNothing technically stops h... | [] | [] | [
[]
] | ||
21x5t2 | why is it faster to erase 4gb of data from a usb drive than write the same 4gb on it? | I can understand it needs to write the info, but when deleting, doesn't it need to write "blank" information as well...? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21x5t2/eli5_why_is_it_faster_to_erase_4gb_of_data_from_a/ | {
"a_id": [
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"score": [
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2,
4,
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"text": [
"No. It just marks the space where the information was as \"free to us... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[]
] | |
614n1a | why are the vast majority of popular comic books about superheroes? | As far as I can tell, no other medium of storytelling is so dominated by one genre. What caused comic books and superhero stories to become so closely linked? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/614n1a/eli5_why_are_the_vast_majority_of_popular_comic/ | {
"a_id": [
"dfbogus",
"dfbsbox"
],
"score": [
5,
2
],
"text": [
"There used to be a lot of different types of comic books--mystery, horror, action, and so on. Batman's flagship book, Detective Comics, was originally about more detectives than just Batman. Likewise with Action Comics and S... | [] | [] | [
[],
[]
] | |
2jd5ri | is hunger based on mass of food, caloric intake or something else entirely? | Me and my friend who lifts and thinks he knows everything about the human body are arguing about this. I won't cheat by telling you my side but please make him look stupid. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jd5ri/eli5_is_hunger_based_on_mass_of_food_caloric/ | {
"a_id": [
"clam748",
"clama99"
],
"score": [
6,
3
],
"text": [
"Here is my explanation from last time this was asked:\n\nThere are various signals that tell your body not to feel hungry. Including...\n\n-Stretch receptors in your stomach that tell you how full you are.\n\n-A number of di... | [] | [] | [
[],
[]
] | |
5b0jv2 | how can i still recognize a persons voice when they whisper? | I'd imagine taking vocal chords out of the equation would make them sound similar, but whispered voices seem as distinct as spoken, what makes this work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5b0jv2/eli5_how_can_i_still_recognize_a_persons_voice/ | {
"a_id": [
"d9kwjy9"
],
"score": [
2
],
"text": [
"What makes this work is that everyone's vocal tract (lungs, throat, mouth, and nose) has a slightly different shape and size. \n\nAnyone's voice is a collection of differently-pitched tones mushed together. The various nooks and crannies of our v... | [] | [] | [
[]
] | |
4t31ge | why does water get harder the faster you hit it (as if from cliff diving)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4t31ge/eli5_why_does_water_get_harder_the_faster_you_hit/ | {
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"score": [
453,
23,
9,
2,
3,
7
],
"text": [
"Water does not compress. If you want to occupy the space that some water is in, the water has to move out of the way first. If you ar... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
1lnwy3 | how is sodium fluoride toxic, and why are we exposed to it daily. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1lnwy3/eli5_how_is_sodium_fluoride_toxic_and_why_are_we/ | {
"a_id": [
"cc12cks"
],
"score": [
3
],
"text": [
"Fluoride compounds make your teeth stronger, that's why they do it at the dentists' office. What basically happens is that it causes a thin protective film to form on your teeth, which helps prevent cavities. Because it's so effective, and becaus... | [] | [] | [
[]
] | ||
1xjcp4 | why chapstick is also sunscreen | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xjcp4/eli5why_chapstick_is_also_sunscreen/ | {
"a_id": [
"cfbugoe"
],
"score": [
4
],
"text": [
"Simply put, it is in order to prevent sunburn on your lips. This actually happens to people and can worsen chapped lips or be the reason you are using chapstick in the first place. "
]
} | [] | [] | [
[]
] | ||
88txyu | when you grab something hot, why does the 'hotness' increase and isn't just hot from the start | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/88txyu/eli5_when_you_grab_something_hot_why_does_the/ | {
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"score": [
4,
2,
2,
2
],
"text": [
"It's the reaction time for your nervous system to register it. The same thing happens when you stub your toe. You don't feel itninstantly.because it takes a short, albeit quote ver... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Nerve_conduction_velocity#Normal_conduction_velocities"
],
[],
[]
] | ||
clgfmy | why is it so hard for plastic to biodegrade, when it is made from oil, a substance that was once organic matter? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/clgfmy/eli5_why_is_it_so_hard_for_plastic_to_biodegrade/ | {
"a_id": [
"evv5lbc",
"evwdjm4"
],
"score": [
7,
2
],
"text": [
"Everything is made from ultta-small bits that are tied together. The stronger the ties between plastic mini-bits, the harder it comes for other chemicals to break the bonds and react with plastic mini-bits. It takes that lon... | [] | [] | [
[],
[]
] | ||
2clsuq | what are the issues with showing a "brand name" item in tv shows and movies that cause them to use fake names on products instead? | What got me thinking was, I'll be watching a movie and see someone wearing Nike, Converse, Levi's, and the like. And you'll also see Chevy's, Fords... etc. But all at once, that can which looks suspiciously like a Pepsi can is named Popsee or some such name.
A very good example is ["Morley"](_URL_0_) brand cigarettes ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2clsuq/eli5_what_are_the_issues_with_showing_a_brand/ | {
"a_id": [
"cjgphnl",
"cjgplls"
],
"score": [
2,
6
],
"text": [
"When movies and TV's put actual brands in the background, it's a form of advertising called product placement. The idea is that if people see James Bond wearing an Omega watch, using a Sony camera, or driving a Ford (like in... | [] | [
"http://media.liveauctiongroup.net/i/13504/14358468_1.jpg"
] | [
[],
[]
] | |
20nk1s | under what circumstances are constitutional rights invalidated within the continental us boarder? | In situations like [this](_URL_1_) where people are forced to allow a search at gunpoint because of "[exigent](_URL_0_) [circumstances](_URL_2_)"... do people really have their constitutional rights suspended? What kinds of situations prompt this legitimately? If none, why is this not immediately and forcefully repri... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20nk1s/eli5_under_what_circumstances_are_constitutional/ | {
"a_id": [
"cg4z70e",
"cg4zjct"
],
"score": [
3,
2
],
"text": [
"It happens all the time.\n\nPrisoners and criminals lose their Constitutional rights. As do members of the military. In many cases, minors do not have the same rights as adults.\n\nMost LEOs operate under warrants or probabl... | [] | [
"http://www.policestateusa.com/2014/manhunt-car-to-car-searches/",
"http://www.washingtonpost.com/local/crime/police-halt-montgomery-county-commuters-pick-out-bank-robbery-suspects/2014/03/11/a2fb7b70-a94b-11e3-8599-ce7295b6851c_story.html",
"http://www.wtop.com/41/3579525/After-I-270-closure-a-question-over-ta... | [
[],
[]
] | |
1ytxxv | what exactly is "static electricity", and can we harvest it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ytxxv/eli5_what_exactly_is_static_electricity_and_can/ | {
"a_id": [
"cfnq954",
"cfnqsxo"
],
"score": [
4,
3
],
"text": [
"Static electricity is just what it sounds like. Electricity that's not \"moving\".\n\nElectrons build up on the edge of something, like a doorknob, and they jump over when you touch it. But there's no continuing flow, once t... | [] | [] | [
[],
[]
] | ||
2b9kg9 | how they keep anything other than one variety of grass from growing on sports fields? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2b9kg9/eli5_how_they_keep_anything_other_than_one/ | {
"a_id": [
"cj364vc"
],
"score": [
3
],
"text": [
"Most professional sports facilities employ full time staff (at least during the season) to keep their fields in pristine condition. These staff are responsible for watering, painting, weeding, and anything else that may go into taking care of the... | [] | [] | [
[]
] | ||
343ogd | why do spaceships 'break off' sections of their ship mid-flight and where do the broken off parts go? | With kerbal space program I'm trying to understand it all | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/343ogd/eli5_why_do_spaceships_break_off_sections_of/ | {
"a_id": [
"cqqybqo",
"cqqydnk"
],
"score": [
4,
3
],
"text": [
"They break off sections because it takes a lot of fuel to bring stuff into space. So if you're no longer using part of the ship, like the initial engines, it makes sense to drop them as it reduces the weight, and with it the... | [] | [] | [
[],
[]
] | |
7vf6is | what gives hot water a distinct smell that cold and room temperature water don't have? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7vf6is/eli5_what_gives_hot_water_a_distinct_smell_that/ | {
"a_id": [
"dtrt1fn",
"dtrt1iq",
"dtrthu5",
"dtrvd32"
],
"score": [
98,
11,
2,
17
],
"text": [
"In short: Water\n\nWhen water is cold or room temperature it is evaporating much slower than hot water. This means that the air above hot water has much more water in it. ",
... | [] | [] | [
[],
[
"https://www.quora.com/Why-does-hot-water-taste-different-even-after-its-cooled"
],
[],
[]
] |
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