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5tg7zp
what happens to sleepwalkers in space? do they move about?
I was wondering whether somebody that frequently sleepwalks on Earth could possibly move about in space? As they would have adapted to moving about in zero gravity would they now apply this new skill and instead use this? Also, would their sleeping bags anchor them in to stop them moving and only allow wriggling?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5tg7zp/eli5_what_happens_to_sleepwalkers_in_space_do/
{ "a_id": [ "ddmaf5q" ], "score": [ 3 ], "text": [ "They would be strapped down when they sleep regardless of whether or not they're a sleepwalker. The reason for this is that in space even the slightest turning around in your sleep would cause you to float all around the cabin, and that would be ...
[]
[]
[ [] ]
1ocz5y
reciprocal altruism
Both in the natural sense and the human, please.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1ocz5y/eli5_reciprocal_altruism/
{ "a_id": [ "ccqv270" ], "score": [ 3 ], "text": [ "Here is an interesting Wikipedia article: _URL_0_\n\nSince I don't know what point your starting from ill start from the simplest. Altruism is the practice of being concerned with another persons welfare. Reciprocal means going both ways.\n\nSo...
[]
[]
[ [ "http://en.wikipedia.org/wiki/Reciprocal_altruism" ] ]
aj9hk6
why after a long train trip, when the train stops at a station, do i feel like the train (and me) are moving backwards?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/aj9hk6/eli5_why_after_a_long_train_trip_when_the_train/
{ "a_id": [ "eetsvtd", "eetu5os" ], "score": [ 6, 2 ], "text": [ "Relative motion.\nYou get used to the motion of the train, and that motion becomes the kind of calibrated as \"still\". Then after you stop moving your internal motion sensors are giving you wrong information until they rec...
[]
[]
[ [], [] ]
d273fj
even if no changes were made in the first place, why do word/powerpoint and similar software ask only sometimes if i wanted to save changes made?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/d273fj/eli5_even_if_no_changes_were_made_in_the_first/
{ "a_id": [ "ezt5dm7", "ezt7f8i" ], "score": [ 3, 2 ], "text": [ "It's hard to answer this question generally, as it's kind of akin to asking why my car doesn't turn on, there are a myriad of possible causes that are consistent with the behavior. While I'm a developer, some of this is spe...
[]
[]
[ [], [] ]
6mgklt
what are fumes and why do they appear to warp light (eg. from gasoline of butane)?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6mgklt/eli5_what_are_fumes_and_why_do_they_appear_to/
{ "a_id": [ "dk1e9dx" ], "score": [ 5 ], "text": [ "They appear to warp light because they're warping light.\n\nThis is called [refraction](_URL_1_), and is caused by changes to the light itself as it moves through different substances.\n\nFumes are caused when a solid or liquid substance turns to...
[]
[]
[ [ "https://en.wikipedia.org/wiki/Mirage", "https://en.wikipedia.org/wiki/Refraction", "https://en.wikipedia.org/wiki/Evaporation", "https://en.wikipedia.org/wiki/Sublimation_(phase_transition)" ] ]
8yljem
- when a program or game has a bug, how do developers track it down?
This is more about games.. when a bug is found and needs to be patched, is there an easy way of tracking it down based on what it is? Or is it just luck?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8yljem/eli5_when_a_program_or_game_has_a_bug_how_do/
{ "a_id": [ "e2bslar", "e2btinh" ], "score": [ 3, 10 ], "text": [ "Through a tedious process called debugging.\n\nBasically you run the program one step at a time and check where is it malfunctioning.\n\nFor example if you had a bunch if math operations and you checked the results one at a...
[]
[]
[ [], [] ]
3psag9
why do most areas in america have counties and cities that overlap each other?
So if you are driving through a largish city (a metro area), you may drive over a county and then over a city into another city or county. And just looking at schools and police activity. A county police department have a larger force than a city force. You see police for Countyx police. And then you may have schoo...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3psag9/eli5_why_do_most_areas_in_america_have_counties/
{ "a_id": [ "cw8y6lz", "cw8zdbg" ], "score": [ 4, 2 ], "text": [ "The country is divided into states, states are divided into counties, and counties are divided into towns and cities (with some areas that are \"unincorporated\"- not part of any town or city). Counties generally don't provi...
[]
[]
[ [], [] ]
3f9qxz
after a person is in the ocean and being moved around by waves, how does their body continue to feel this sensation of being tossed by waves long after they have left the water?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3f9qxz/eli5_after_a_person_is_in_the_ocean_and_being/
{ "a_id": [ "ctmronp" ], "score": [ 3 ], "text": [ "Your brain tends to turn off or suppress senses that are experiencing the exact same input for long periods of time, much like staring at a flat color until it seems dull, then when you look away you can see it's inverse.\n\nAfter a while of repe...
[]
[]
[ [] ]
449hnm
what causes the air to move slower under a planes wing?
Or more or less, how come air moving across a flat surface is slower than a curved one.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/449hnm/eli5_what_causes_the_air_to_move_slower_under_a/
{ "a_id": [ "czopo4a" ], "score": [ 2 ], "text": [ "The short answer. It doesn't. It moves at the same speed. What creates flight is relative densities of the air above and below an airplanes wing. The curve shape of the top of the wing pushed air out of the way while the flat shape underneath all...
[]
[]
[ [] ]
2pft7n
why the sell-by date is not the expiration-date.
Eggs for example. Why have a date that says "Sell-by two weeks from now" if I can properly refrigerate them and make them last another week and a half?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2pft7n/eli5_why_the_sellby_date_is_not_the_expirationdate/
{ "a_id": [ "cmwb8eo" ], "score": [ 2 ], "text": [ "1) people generally keep things for a few days once it has been bought - hence shops need to sell and item by a certain date so that it isn't bad by the time you use it\n\n2) stock control - you have to order and sell items in a certain timeframe...
[]
[]
[ [] ]
9iwwsr
why/how do wild animals always look clean?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9iwwsr/eli5_whyhow_do_wild_animals_always_look_clean/
{ "a_id": [ "e6n15u5", "e6n28a2" ], "score": [ 7, 2 ], "text": [ "Most animals spend a lot of time cleaning themselves, by for example licking themselves. Humans apparently don't like licking themselves, so pretty much their only option is to go in some water.\nAlso, fur often takes more d...
[]
[]
[ [], [] ]
1mxh03
why unlike other germanic languages english lacks the "ch/sch" phonetic like in german/dutch?
I don't know what linguists call this phonetic, but it's the ch/sch for example in Dutch/German or the j in "Mujer". *i know Spanish isn't Germanic but useful example since more people know Spanish*
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1mxh03/eli5why_unlike_other_germanic_languages_english/
{ "a_id": [ "ccdjo3m", "ccdkg0t" ], "score": [ 7, 4 ], "text": [ "English used to have it - it's a voiceless velar fricative. It was spelled \"gh\", but over time changed to either became silent (taught) or shifted to an f sound (tough).", "Armchair historio-linguist here; My guess wou...
[]
[]
[ [], [] ]
22968w
what is "new journalism" as opposed to regular journalism?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/22968w/eli5_what_is_new_journalism_as_opposed_to_regular/
{ "a_id": [ "cgklvl7" ], "score": [ 2 ], "text": [ "New journalism can add the journalist into the story as a character. New journalism can use literary techniques to tell a story. New journalism doesn't adhere as closely to the facts as regular journalism, but strikes more at the \"truth\" of the...
[]
[]
[ [] ]
1pj6di
- some countries have profoundly benefited from limiting or eliminating their military spending. the us spends more on the military than any other economy. why has it continued to do so well economically for so long?
Costa Rica decided to stop military spending after WWII (it isn't that simple, but we are five year olds here). As a result of investing in education, health care, and basic infrastructure, they have become much better off economically than their neighbours. Germany had to limit military spending after WWII and has ...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1pj6di/eli5_some_countries_have_profoundly_benefited/
{ "a_id": [ "cd2u600", "cd2u8ds", "cd2vl1b", "cd31e9m", "cd32ekm", "cd32wyg", "cd36hg0" ], "score": [ 7, 3, 4, 13, 2, 3, 3 ], "text": [ "There is no single right answer in economics. Each country plays to its own strengths based on what resources are...
[]
[]
[ [], [], [], [], [], [], [] ]
6c4sr2
how can a company like kmart / sears still have a stock value of hundreds of millions of dollars when they haven't made a profit in ten years and are technically bankrupt.
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6c4sr2/eli5_how_can_a_company_like_kmart_sears_still/
{ "a_id": [ "dhrvxb2", "dhrz0ld", "dhrz1sj" ], "score": [ 7, 2, 2 ], "text": [ "Sears current Market cap is $830m. They have about 1400 stores between K-Mart and Sears. That comes out to a value of less than $600k per store. That's probably LESS than the value of the real estate th...
[]
[]
[ [], [], [] ]
2mss3w
how can monopolies like duke energy operate so smoothly and monopolies like comcast operate so poorly?
I don't get it. Large capital corporations have plenty of money. Wouldn't it be logical that they should also have 1) more money for training 2) more staff to service clients and 3) more resources for research and improvement?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2mss3w/eli5_how_can_monopolies_like_duke_energy_operate/
{ "a_id": [ "cm78f9k" ], "score": [ 9 ], "text": [ "Energy companies are legally classified as utilities, and as such are subject to more regulation than a telecom like Comcast. Long ago, the government decided that electrical service was vital enough to our society that the companies that provide...
[]
[]
[ [] ]
5xzfjd
what is aws (amazon web server) and what are the basic things one should know to understand how it functions?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5xzfjd/eli5_what_is_aws_amazon_web_server_and_what_are/
{ "a_id": [ "dem1xop", "dem2cmp", "dem2gub" ], "score": [ 5, 3, 2 ], "text": [ "AWS stands for Amazon Web Services to contrast their shipping services. It is a collection of services that Amazon provides online. These are things like storage, backup, DNS, database, load balancing a...
[]
[]
[ [], [ "amazon.com" ], [] ]
2diyxt
why do zookeepers and animal workers wear green?
Every zoo I've ever been to all the keepers wear green, same for all the veterinary nurses I've seen in the UK. Is there any reason for this? I suspect it's that green is a calming colour, but that's just a guess. My girlfriend asked so if anyone can help thanks.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2diyxt/eli5_why_do_zookeepers_and_animal_workers_wear/
{ "a_id": [ "cjpx0n3", "cjq1zq5", "cjr3ano" ], "score": [ 3, 3, 2 ], "text": [ "Green is a natural, soothing color that animals are always seeing. For example, they do not often the the color red in the wild unless hunting (thought: kill, eat!) or their own blood from being attacke...
[]
[]
[ [], [], [ "http://i.dailymail.co.uk/i/pix/2008/11/01/article-0-024DBA01000005DC-232_468x303.jpg" ] ]
2basyu
how would the internet work on an interstellar scale?
What I'm trying to say is if we use something like optical fiber connections across an array of solar systems, would editing a website in one solar system take however many lightyears away it is from the next one is to be seen?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2basyu/eli5_how_would_the_internet_work_on_an/
{ "a_id": [ "cj3g5jz", "cj3g646", "cj3hpvw", "cj3lndc", "cj3p1ui" ], "score": [ 10, 85, 6, 4, 2 ], "text": [ "It would. The closest star to our own is over four light years away. The fastest **any** information can get there is 4 years and a bit, and then that long ...
[]
[]
[ [], [], [], [], [] ]
1qpm18
why "next gen" graphics aren't as impressive as they were last time.
Maybe it's because I was in fifth grade when the last consoles were released, but I remember thinking they looked much much better than they had been. I am really underwhelmed with how the new games look. Was it just my (more) immature mind, or was there really a bigger leap in performance?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1qpm18/eli5_why_next_gen_graphics_arent_as_impressive_as/
{ "a_id": [ "cdf5kq3", "cdf600s" ], "score": [ 10, 2 ], "text": [ "Partially because of [this](_URL_0_).", "It's a bit of both. \n\n- PS1/N64: Wow, the game is actually in 3D, you can move around in any direction just like real life! Holy shit! Never mind that Link's face is just 25 tr...
[]
[]
[ [ "http://hw1.pa-cdn.com/par/img/editorial/polies.png" ], [] ]
8ea15x
what causes a speech impedement such as a lisp, and is it possible to learn to speak without it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8ea15x/eli5_what_causes_a_speech_impedement_such_as_a/
{ "a_id": [ "dxtjuhs", "dxtm7n0", "dxtriyg", "dxtusua", "dxuoykn" ], "score": [ 7, 2, 7, 2, 4 ], "text": [ "When I was five I had a lisp and so my parents sent me to a speech therapist. As I recall, they taught me how to make certain sounds with my mouth and that sl...
[]
[]
[ [], [], [], [], [] ]
djq09v
how does the skin on your feet get harder and thicker the more you walk barefoot on harsh ground?
I know people who have no problem walking on places most people would never think of walking on barefoot, been wondering how developing hard feet works.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/djq09v/eli5_how_does_the_skin_on_your_feet_get_harder/
{ "a_id": [ "f475oz6", "f48iw9r" ], "score": [ 8, 2 ], "text": [ "When you walk on harsh/hard ground, your weight is applied only to your feet, namely to tissue on the ball and heel of your foot. In addition, the rough terrain can act like sandpaper on your skin. Your body then goes to rep...
[]
[]
[ [], [] ]
4mklsw
how do some plants mimic insects for camouflage when the plant has no way of seeing the insect?
How can the plant possibly know what to replicate and then manipulate its own DNA (or whatever plants have) accordingly? I think the scientific term is Pouyannian mimicry but I'm interested in knowing how it's possible for plants and even animals to do this.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4mklsw/eli5_how_do_some_plants_mimic_insects_for/
{ "a_id": [ "d3w6pqn", "d3w6ydw", "d3whv8r" ], "score": [ 8, 3, 3 ], "text": [ "It's just evolution. The plants don't do it on purpose. Rather, the plants which *by accident* have a hard-to-see appearance tend not to get found and eaten, so they tend to produce more offspring.\n\nT...
[]
[]
[ [], [], [ "http://www.sciencedirect.com/science/article/pii/S0042698905004943", "http://phys.org/news/2014-04-vine-mimic-multiple-hosts.html" ] ]
ligw1
the difference between small block, big block and hemi engine.
watching Top Gear recently and hear Clarkson say something and I realized that I have no idea what the difference between the 3 is, I know that dodge uses hemi exclusively. Any help is appreciated!
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/ligw1/eli5_the_difference_between_small_block_big_block/
{ "a_id": [ "c2syff2", "c2syisl", "c2syff2", "c2syisl" ], "score": [ 3, 5, 3, 5 ], "text": [ "Basically, big block engines were more powerful, because they had to keep up with the size / weight progress of cars throughout the years.\n\nSmall block engines are less powerful,...
[]
[]
[ [], [], [], [] ]
2bbggj
why don't we have a "microwave" equivalent of a freezer that could take a beer, or whatever, down to zero degrees in 60-90 seconds?
I mean that would be super convenient at parties and before going to the beach. **Edit:** Getting lots of cool answers including the explanation of why adding energy is easier than subtracting it. Also the **blast chiller** is cool. but this was not meant to be limited to chilling drinks other applications would be q...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2bbggj/eli5_why_dont_we_have_a_microwave_equivalent_of_a/
{ "a_id": [ "cj3mvhk", "cj3mxh4", "cj3myf2", "cj3nb3z", "cj3ocas", "cj3ompz", "cj3ottj", "cj3pb9v", "cj3pq1p", "cj3qe6g", "cj3qsp6", "cj3r5ys", "cj3rb63", "cj3rfyg", "cj3s0ky", "cj3sats", "cj3sicu", "cj3sv3t", "cj3uo2f", "cj3vrcr", "c...
[]
[]
[ [], [ "http://www.amazon.com/Cooper-Cooler-Beverage-Chiller-Brushed-Silver/dp/B0000U3CIW" ], [], [], [], [], [], [], [ "http://www.telegraph.co.uk/science/science-news/10404692/Reverse-microwave-can-chill-wine-bottles-and-fizzy-drink-cans-in-45-seconds.html" ], [ "http://www.gizmag...
6ccr7t
why can humans regrow things like skin and muscle but not organs like eyes and kidneys?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6ccr7t/eli5_why_can_humans_regrow_things_like_skin_and/
{ "a_id": [ "dhtonp1", "dhtqhfw", "dhtqs60" ], "score": [ 43, 9, 3 ], "text": [ "I think you're confusing how skin and muscle *heal*, with *regrow*. \n\nYour organs heal on a daily basis from natural cell death and the toxins you ingest or are exposed to (such as alcohol), just lik...
[]
[]
[ [], [], [] ]
46jemw
why hasn't the price of daraprim dropped since martin shkreli was arrested and resigned?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/46jemw/eli5_why_hasnt_the_price_of_daraprim_dropped/
{ "a_id": [ "d05m1n0", "d05m3by", "d05m78p" ], "score": [ 3, 2, 3 ], "text": [ "Because it turns out the problem was NEVER *one* rich greedy asshole. The whole system is fucked up.\n\nSee, for example [this.](_URL_0_)\n", "The company has [offered](_URL_0_) a 50% discount to ho...
[]
[]
[ [ "http://qz.com/514553/massive-unexpected-drug-price-increases-are-happening-all-the-time/" ], [ "http://money.cnn.com/2015/11/25/news/companies/turing-pharmaceuticals-daraprim-price-drop/", "http://www.fiercepharma.com/story/compounder-targets-turings-now-pricey-daraprim-1-pill-alternative/2015-10...
4cr2jy
how do waiters and waitresses remember what dish goes to what table, when they are not numbered, in a large restaurant?
It has always blown my mind, maybe I'm just stupid or have a terrible memory.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4cr2jy/eli5_how_do_waiters_and_waitresses_remember_what/
{ "a_id": [ "d1koc9n", "d1kocny", "d1kofuk", "d1kon4n" ], "score": [ 6, 2, 3, 2 ], "text": [ "Tables typically are numbered in a restaurant, just the numbers are on charts the staff uses to refer to the tables and thus are not visible to customers. You sometimes may see you...
[]
[]
[ [], [], [], [] ]
9upwhq
why do things, when deformed in any way (cutting, crushing etc.), make sounds?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9upwhq/eli5_why_do_things_when_deformed_in_any_way/
{ "a_id": [ "e961z1y", "e9622x1", "e96ju7i" ], "score": [ 107, 13, 7 ], "text": [ "Because sound is vibrating air, moving “stuff” also creates moving air, so when you cut an object it, along with the blade vibrate because the surface and object are not even, when crushing the foldi...
[]
[]
[ [], [], [] ]
9boc25
why do some bank tellers have to stand behind a glass wall?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9boc25/eli5_why_do_some_bank_tellers_have_to_stand/
{ "a_id": [ "e54h90h" ], "score": [ 4 ], "text": [ "Usually a rule implemented in high risk areas for security reasons\n\nSource: my wife is a banker" ] }
[]
[]
[ [] ]
3y0h23
how do search engines find and index websites?
We use a search engine to find a website, but how does the search engine find it? In short, what is a search engine's search engine?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3y0h23/eli5_how_do_search_engines_find_and_index_websites/
{ "a_id": [ "cy9ew9r" ], "score": [ 2 ], "text": [ "Search engines run applications - called bots, robots, crawlers, etc - that go out onto the internet and look at a particular page. They make a note of all the other pages that one links to, on the same site and on different sites, and mark those...
[]
[]
[ [ "http://turnitin.com/", "https://en.wikipedia.org/wiki/Bingbot" ] ]
25ntsi
how is pain and suffering calculated in lawsuits?
I was watching a court TV show and the plaintiff was suing for $7k for pain and suffering. After the judge, defendant, and plaintiff talked, the judge awarded $2000 in pain and suffering. How is pain and suffering calculated?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/25ntsi/eli5how_is_pain_and_suffering_calculated_in/
{ "a_id": [ "chizkmw", "chizxl8" ], "score": [ 3, 2 ], "text": [ "Pain and suffering is purely subjective but it is calculated in loss. \n\n•Loss of physical safety. \n•Loss of mental safety...e.g. peace of mind. \n•Loss of potential. That is future limiting factors to the complainant b...
[]
[]
[ [], [] ]
8o1arm
what is it about enriching uranium that counties can't hide it from the rest of the world?
In movies villains have a way to secretly build nukes, but irl it always seems to be public information.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8o1arm/eli5_what_is_it_about_enriching_uranium_that/
{ "a_id": [ "dzzx3aq", "dzzx8hu", "e005618", "e00zomq", "e01g0ki" ], "score": [ 82, 23, 114, 5, 7 ], "text": [ "Enriching uranium requires you to take the rare U-235 out from the common U-238 and discard the rest.\n\nFirstly, you will need to purchase large amounts ...
[]
[]
[ [], [], [ "https://en.wikipedia.org/wiki/Oak_Ridge,_Tennessee" ], [], [ "https://www.globalsecurity.org/wmd/world/uk/images/capenhurst.jpg", "https://d1o9e4un86hhpc.cloudfront.net/images/tinymce/James%201/AE2550.png", "https://www.wired.com/images_blogs/dangerroom/2010/11/yongbyon_blue_roo...
6cfc41
when sad, we either eat too little or we eat too much; what decides our appetite to go one way or the other?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6cfc41/eli5_when_sad_we_either_eat_too_little_or_we_eat/
{ "a_id": [ "dhu8orc", "dhua01n" ], "score": [ 3, 17 ], "text": [ "I don't have an answer, but I've only ever felt this one way, being that I don't eat when I'm sad. I lose my appetite every time", "Negative emotions decrease appetite **but** some people have learned that eating food m...
[]
[]
[ [], [] ]
3h98dx
how come black coffee has a laxative effect while most other stimulants make people constipated?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3h98dx/eli5_how_come_black_coffee_has_a_laxative_effect/
{ "a_id": [ "cu5dm0y" ], "score": [ 2 ], "text": [ "Which other stimulants cause constipation? Are you talking about rebound constipation?\n" ] }
[]
[]
[ [] ]
9zasba
why don’t bones decompose?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9zasba/eli5_why_dont_bones_decompose/
{ "a_id": [ "ea7nng8", "ea7vkph" ], "score": [ 10, 8 ], "text": [ "They do. What makes you think they don't?", "Bones *do* decompose. They just do it slower than flesh. If you are referring to fossils, then fossils are NOT bones. Fossils are rock. A fossil is created when the bone is *...
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[ [], [] ]
9uee8r
when driving, is there a speed that is the most fuel efficient? if so, what is it and why?
For the sake of simplicity, assume one is driving at a constant speed on flat ground.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9uee8r/eli5_when_driving_is_there_a_speed_that_is_the/
{ "a_id": [ "e93l50g", "e93ldjf", "e93lqr3", "e93lxz2", "e93mmzx", "e93n521", "e93pwfu", "e93qcg8", "e93rcyj", "e93u02v", "e93wrks", "e93x2is", "e93z4sw", "e93zcp0", "e93zvxw", "e940el7", "e94141n", "e94265j", "e9427rt", "e942zx3", "e...
[]
[]
[ [], [], [], [], [ "https://www.fueleconomy.gov/feg/driveHabits.jsp" ], [], [], [ "https://www.quora.com/Which-consumes-more-fuel-driving-fast-or-driving-slow-and-why" ], [], [ "https://www.reddit.com/r/cars/comments/9prpmu/comment/e83xxfr?st=JO4L6B0S&sh=e10e532b" ], [ "...
3ryy44
why are there so many psychotic idiots in the youtube comment sections?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ryy44/eli5_why_are_there_so_many_psychotic_idiots_in/
{ "a_id": [ "cwsjsn9" ], "score": [ 2 ], "text": [ "I think it has more to do with the large user base on Youtube and that anybody can comment on any video, without any criteria, given that they have an account.\n\nAlso, the anonymity allows trolls and internet bullies to come out and hide behind ...
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[ [] ]
61tu4u
does data have mass?
If I have a backup tape, and fill it to capacity (say 6.25 TB in this case) does it weigh any more than it did when it was empty?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/61tu4u/eli5_does_data_have_mass/
{ "a_id": [ "dfh7iyj", "dfh7jao", "dfh85qd", "dfh85r4", "dfh87y5" ], "score": [ 2, 7, 9, 3, 2 ], "text": [ "Data may use a medium that has mass, like a magnetic platter to be stored on.\n\nA hard disk full of data is no heavier than a hard drive with no data.\n\nDat...
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[]
[ [ "https://www.reddit.com/r/askscience/comments/3nrr10/does_data_have_mass/" ], [ "https://youtu.be/WaUzu-iksi8" ], [], [], [] ]
2vs5aj
why is it that sometimes when i browse a page the browser's "loading" circle at top does not stop even after a long time and when the page seems to have completely loaded
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2vs5aj/eli5why_is_it_that_sometimes_when_i_browse_a_page/
{ "a_id": [ "cokiidf", "cokimqv" ], "score": [ 6, 30 ], "text": [ "The most likely reason behind this is that there is javascript that is still being processed.\n\nA well-respected design practice is to put as much javascript/jquery code at the bottom (end) of your website, because a lot o...
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[ [], [] ]
1uo99h
why does the xbox one need a brick in between the outlet plug and the console where as the ps4 doesn't?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1uo99h/eli5_why_does_the_xbox_one_need_a_brick_in/
{ "a_id": [ "cek27rf", "cek4fyj" ], "score": [ 7, 4 ], "text": [ "The PS4 has the power brick built into the console itself.\n\nThis choice is a design trade-off. If you have it inside the case, your case has to be bigger to make it fit, and has to have better airflow to account for the in...
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[ [], [] ]
4iguqv
why are people claiming that the silicon valley start up bubble is going to pop?
Lived here my whole life, always knew we were the life of technology. Once I started going to college in sf, I was introduced to the fact that start ups were a huge thing. Recently however, people are claiming that the start up bubble is going to crash. Why is this? And why does a dead unicorn symbolize it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4iguqv/eli5_why_are_people_claiming_that_the_silicon/
{ "a_id": [ "d2xz7ae" ], "score": [ 2 ], "text": [ "One factor is that the computer science industry is not sustainable. When I was in school, I had a bunch of friends in computer science. On of them hadn't picked up CS until his freshman year of college, yet by his sophomore summer, he was gettin...
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[ [] ]
110krh
what happens when you get into a car wreck with an on-duty police officer, and said officer is clearly at fault?
I've never actually heard of anyone getting into a wreck with a cop where the cop was at fault for the accident. What happens in this process? Assume the on-duty cop is *NOT* responding to an emergency...he's just driving around.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/110krh/eli5_what_happens_when_you_get_into_a_car_wreck/
{ "a_id": [ "c6i8e72" ], "score": [ 3 ], "text": [ "The cop would be subject to the same laws and insurance policies as anyone else. Additionally, they would probably be reprimanded by their supervisor or superior officer." ] }
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[ [] ]
2oqbnq
why do i look at and think the shirt is yellow and white but my friends all clearly say it's dark blue and black?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2oqbnq/eli5_why_do_i_look_at_and_think_the_shirt_is/
{ "a_id": [ "cmpiqi1", "cmpj2bb", "cmpj6uh", "cmpjpng", "cmpju9f" ], "score": [ 8, 3, 3, 3, 2 ], "text": [ "I see blue and black. You sir are colorblind. ", "Tell your friends to not use shitty filters if they are discussing the colour of something. I'm colour...
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[]
[ [], [], [], [], [] ]
dztqip
how do vegas oddsmakers decide what the spread will be in football, and how do they seem to get it right most of the time?
Additionally how do they figure other odds like over/under etc?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/dztqip/eli5_how_do_vegas_oddsmakers_decide_what_the/
{ "a_id": [ "f8a55q5", "f8a7asb" ], "score": [ 9, 2 ], "text": [ "So we have to toss out one part of your question because its actually wrong, and it'll make it even more confusing for you!\n\n > and how do they seem to get it right most of the time?\n\nThey don't get it \"right\", and th...
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[ [], [] ]
akw0eu
what is the difference between standard and itemized deductions?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/akw0eu/eli5_what_is_the_difference_between_standard_and/
{ "a_id": [ "ef8dtj6", "ef8efa2", "ef8gi83" ], "score": [ 5, 3, 2 ], "text": [ "Standard deduction is a number declared by tax law to be an amount you're allowed to deduct I believe from gross income.\n\nItemized deductions is where instead of using that standard number, you tally ...
[]
[]
[ [], [], [] ]
79a7wi
how can we discover planets that are so far away?
I always wondered how can we find those planets that are light years from Earth.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/79a7wi/eli5_how_can_we_discover_planets_that_are_so_far/
{ "a_id": [ "dp0bpaw", "dp0rups" ], "score": [ 18, 17 ], "text": [ "Usually exoplanets are discovered by looking for a characteristic wobble of stars in a telescope.\n\nBecause gravity from planets will affect the spin of their star, stars with planets will appear to wobble back and forth ...
[]
[]
[ [], [ "Nasa.gov", "https://exoplanets.nasa.gov/interactable/11/" ] ]
1oxxzu
why can the senate keep trying to pass cispa, even though it keeps getting voted against?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1oxxzu/eli5_why_can_the_senate_keep_trying_to_pass_cispa/
{ "a_id": [ "ccwqt04" ], "score": [ 2 ], "text": [ "They can keep proposing it as much as they want. Maybe votes will change, maybe it won't, but you can always propose a bill to vote on. \n\nFor reference, the house has voted (and passed) a repeal to The affordable care act something like 42 time...
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[ [] ]
a1ut8y
how does the nintendo 3ds work?
How does the 3DS display 3D gameplay with just turning the switch on?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/a1ut8y/eli5_how_does_the_nintendo_3ds_work/
{ "a_id": [ "eat4tmo", "eataslv" ], "score": [ 20, 3 ], "text": [ "The screen is displaying two images at once, in alternating vertical columns. In front of the screen is a barrier that blocks half of the columns. When you're at the right distance away from the screen, the barrier blocks...
[]
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[ [], [] ]
3596kg
what would happen if we just threw all the nuclear weapons into a volcano?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3596kg/eli5what_would_happen_if_we_just_threw_all_the/
{ "a_id": [ "cr27f2v" ], "score": [ 3 ], "text": [ "Nothing at all. Nuclear weapons are not just really really big sticks of dynamite, they're complicated machines that need a very particular sequence of events to arm and detonate. They are *active explosives*, they will never explode unless you *...
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[ [] ]
8k0k7o
what happens to my plastic bottle after i throw it in the recycling bin?
How long does it take before it is another plastic object for consumer use?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8k0k7o/eli5_what_happens_to_my_plastic_bottle_after_i/
{ "a_id": [ "dz423go", "dz4f34h", "dz4kklp", "dz4xa38", "dz4xt9v" ], "score": [ 14, 11, 9, 30, 2 ], "text": [ "To piggyback on this. I've always wondered if it all goes through some type of decontamination process of some sort....?", "\" We've all been told that...
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[]
[ [], [ "https://www.ted.com/talks/emma_bryce_what_really_happens_to_the_plastic_you_throw_away", "https://www.ted.com/talks/emma\\_bryce\\_what\\_really\\_happens\\_to\\_the\\_plastic\\_you\\_throw\\_away" ], [], [], [] ]
8oulu1
why math are so difficult?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8oulu1/eli5_why_math_are_so_difficult/
{ "a_id": [ "e0689xd" ], "score": [ 2 ], "text": [ "This probably depends from person to person, but math can be very difficult because it's not really tangible and it's not something that we see in our every day lives. By contrast, something like English might be picked up much easier in the Unit...
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[]
[ [] ]
3agbzz
why do i see red and blue dots and lines instead of darness.
When it's really dark, I see blue and red dots or lines. Is this normal in people? Why does it happen? Shouldn't we just see darkness?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3agbzz/eli5_why_do_i_see_red_and_blue_dots_and_lines/
{ "a_id": [ "cscl5a0" ], "score": [ 6 ], "text": [ "I believe you're seeing the after effect of what you were looking at after saturating the cones in your eye." ] }
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[ [] ]
7cswnn
do fish in aquariums know they’re in aquariums? can they tell the difference?
Does it vary among different types of fish?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7cswnn/eli5_do_fish_in_aquariums_know_theyre_in/
{ "a_id": [ "dpsfkxu", "dpsgge0" ], "score": [ 2, 11 ], "text": [ "They are aware of their surroundings but since pet fish have never known freedom they have no perspective(assuming fish are intelligent enough to have any perspective...I doubt they are). Fish tank fish are raised from egg...
[]
[]
[ [], [ "https://lumiere-a.akamaihd.net/v1/images/dory_characters_0afa6e45.jpeg?region=0%2C0%2C1200%2C778", "https://en.wikipedia.org/wiki/Mormyridae", "http://www.nydailynews.com/life-style/health/depressed-fish-controversial-tool-developing-anti-depressants-article-1.3569565" ] ]
20r5ou
how a country "annex" a portion of another country without it's permission?
Edit: How CAN a country "Annex" a portion of another country without it's permission? I'm sure I've missed several details, but how can Russia just say, "Hey, Crimea is part of Russia now." Furthermore, how is the world just letting this sort of thing happen? To me it's like Canada saying, "Hey, Montana is part of Can...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/20r5ou/eli5_how_a_country_annex_a_portion_of_another/
{ "a_id": [ "cg5yixu" ], "score": [ 2 ], "text": [ "It's illegal in every domestic (Ukraine) and international definition. But what do you do? Start a war with Russia?" ] }
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[ [] ]
5408ry
why does it help to vent about our problems? why is it harder to get over them on our own?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5408ry/eli5_why_does_it_help_to_vent_about_our_problems/
{ "a_id": [ "d7xrlwg" ], "score": [ 8 ], "text": [ "For much the same reason it helps you learn a topic by trying to teach it to someone else. Our brains do not always process information in the most coherent or logical way. When going through some kind of problem or emotional turmoil, your brain ...
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[ [] ]
6adtx6
why are mice bodies viewed as analogous to human bodies in laboratory settings?
Sometimes I'll see a "medical breakthrough" where researchers will find something happening in a mouse's body, then they'll apply the same principle to the human body. Is this really sensible?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6adtx6/eli5_why_are_mice_bodies_viewed_as_analogous_to/
{ "a_id": [ "dhdpgrq", "dhdpi7b", "dhdpu3f" ], "score": [ 5, 2, 2 ], "text": [ "Because mice are cheap.\n\nIn theory, researchers could use virtually any mammal for the types of tests they're running with mice. But mice are a lot easier to keep, breed and feed than, say, mountain ...
[]
[]
[ [], [], [] ]
3m888p
currently in us history class learning about shay's rebellion. i have no idea what's going on, can someone explain what it was to me?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3m888p/eli5_currently_in_us_history_class_learning_about/
{ "a_id": [ "cvctneh" ], "score": [ 9 ], "text": [ "Shays' rebellion (his name was Shays, so the apostrophe comes after the s) was a rebellion by farmers in Massachusetts. It was (mostly) bloodless, but it really spooked the founding fathers. They realized that the Articles of Confederations creat...
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[ [] ]
2d3lc9
why is it so hard to install a new os on a phone?
On normal PCs, installing a new OS is easy. You pop in a disc or a USB drive with the OS, go to your BIOS settings and change the boot order (or hold C on a Mac) and you're done. On a phone it's a huge hassle to do it, and many phones don't support it at all. Why is this?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2d3lc9/eli5_why_is_it_so_hard_to_install_a_new_os_on_a/
{ "a_id": [ "cjlq896" ], "score": [ 3 ], "text": [ "The OS that comes on your phone is 'approved' or 'authorized' by the carrier(s) its meant to be used on. This allows then to add in bloat ware and make sure you cannot use features that rely on a paid service.\n\nIf you where able to install a fr...
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[ [] ]
3lte1s
how microwave ovens work, and how they keep the microwaves from escaping?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3lte1s/eli5_how_microwave_ovens_work_and_how_they_keep/
{ "a_id": [ "cv93ky5", "cv94r2s", "cv96bc4", "cv96vmg", "cv97h3s" ], "score": [ 41, 2, 2, 2, 3 ], "text": [ "A device called a \"magnetron\" turns electricity into microwaves (a type of electromagnetic wave), which are directed into the main chamber with your food. ...
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[]
[ [], [], [ "https://www.youtube.com/watch?v=kp33ZprO0Ck" ], [], [] ]
5w0nir
why would a nuclear war be the end of the world?
Perhaps I'm being naive but I'm aware of hundreds of nuclear tests that went on in the Nevada desert/atolls etc. as well as many other nation's tests. Why would an all-out nuclear war be any different? You hear of the creation of a nuclear winter/doomsday scenarios etc. Thanks
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5w0nir/eli5_why_would_a_nuclear_war_be_the_end_of_the/
{ "a_id": [ "de6dog7", "de6dup1", "de6dvpy" ], "score": [ 4, 2, 8 ], "text": [ " > Why would an all-out nuclear war be any different?\n\n1. A much greater concentration of nuclear fallout. Setting off one or two weapons a year in underground tests produces almost no nuclear fallou...
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[ [], [], [] ]
9nv6rt
how do pharmaceutical companies manufacture drugs
If they produce 500 different medications, do they have 500 separate assembly lines? What do they start with? I'm guessing not buckets of pure elements... Where do they get the materials? Who manufactures those? If a company wants to start producing a generic variant of a drug, is it up to them to figure out how to...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9nv6rt/eli5_how_do_pharmaceutical_companies_manufacture/
{ "a_id": [ "e7p8fvv", "e7pb3tt", "e7pgncd" ], "score": [ 2, 2, 2 ], "text": [ "They produce each medication per batch, they may use the same machines and equipments depending on what type of medicine they would produce, like if it is a tablet or a capsule. They produce, clean the ...
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[]
[ [], [], [] ]
2faw77
the rotherham child sex scandal, specifically the facts and figures
The enquiry found that 1,400 girls were sexually exploited: _URL_0_ But the town itself has a population of only 250,000. 1,400 is about 5 per cent of that. So not 5% of the young women of the town, but 5% of the population of the town was exploited? One in every twenty people? It just doesn't make sense to me.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2faw77/eli5_the_rotherham_child_sex_scandal_specifically/
{ "a_id": [ "ck7i5sv" ], "score": [ 3 ], "text": [ "It happened over the course of 16 years, and frequently girls were brought in and out of the town. It wouldnt be 5% of the population unless it happened all at once." ] }
[]
[ "http://en.m.wikipedia.org/wiki/Rotherham_child_sexual_exploitation_scandal" ]
[ [] ]
embwtu
how do aquatic mammals living in the arctic not get frostbite on their skin?
I understand that blubber insulates a walrus and keeps their core body temp from dropping to dangerous levels, but how does their skin keep from being damaged by extreme cold? Also, from what we can tell do they get uncomfortable when there's a stinging -20 degree stiff wind blowing over their bodies? Do they seek sh...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/embwtu/eli5_how_do_aquatic_mammals_living_in_the_arctic/
{ "a_id": [ "fdnjnl4", "fdnqanj", "fdnrsqa" ], "score": [ 3, 16, 2 ], "text": [ "Fur and chemical processes that produce heat. Remember that bodies are mostly water so it takes a lot of energy to increase the temp and a loss of a lot of energy to decrease the temp. Humans get frost...
[]
[]
[ [], [ "http://www.birds.cornell.edu/bigyear/photo-gallery/alaska/MuktukSlice_Vyn.jpg/image_view_fullscreen", "http://www.birds.cornell.edu/bigyear/photo-gallery/alaska/MuktukSlice\\_Vyn.jpg/image\\_view\\_fullscreen" ], [] ]
b0rhae
why does a cd/dvd reflect rainbow colours when it is placed under sunlight?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/b0rhae/eli5_why_does_a_cddvd_reflect_rainbow_colours/
{ "a_id": [ "eiglyp9" ], "score": [ 3 ], "text": [ "Because the way light bounces off of it (because of the foil the data pattern is engraved on stck to the clear plastic spine or whatever) the light is scattered revealing the various notes (colors, more or less) enclosed in white light" ] }
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[ [] ]
2hl8yw
why is our easier to have deep conversations with people late at night, but not during the day?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2hl8yw/eli5_why_is_our_easier_to_have_deep_conversations/
{ "a_id": [ "cktp6nq", "cktp8i7" ], "score": [ 2, 6 ], "text": [ "At night it's dark. We feel hidden and protected. Ready to open up.\nDuring the day it's daylight. We feel exposed in the light. Easier to be judged when one can be \"seen\". ", "I can't explain the science behind it, bu...
[]
[]
[ [], [] ]
4hc5b4
when mass is fast, time slows but what it is that actually slows? what is time?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4hc5b4/eli5_when_mass_is_fast_time_slows_but_what_it_is/
{ "a_id": [ "d2oxp70" ], "score": [ 8 ], "text": [ "Here's a neat way to think of it. You're always moving the speed of light. Always. When you're not physically moving, 100% of that motion is along the time axis. When you're physically moving, you borrow some of that motion from the time axis...
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[ [] ]
211nkt
is there any real reason for the 'l' and 'r' on headphones? does it matter what ear they go in?
I can't say I've ever noticed a difference but I'll be damned before I put the 'R' headphone in my left ear. Edit: Well that was fast. Thanks guys! Edit edit: Some more fantastic replies from people, thanks again! I especially liked the examples /u/thesweetestpunch gave - and with one of my favourite songs too!
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/211nkt/eli5_is_there_any_real_reason_for_the_l_and_r_on/
{ "a_id": [ "cg8rbxz", "cg8rcd2", "cg8rcm6", "cg8re0n", "cg8re7s", "cg8rj0k", "cg8szxa", "cg8u7n2" ], "score": [ 2, 2, 16, 3, 7, 7, 5, 2 ], "text": [ "Many headphones are designed to fit more comfortable in or on your ear. The left and right ...
[]
[]
[ [], [], [], [], [], [], [], [] ]
8304gg
not sure if the right community to ask, but why don’t cemeteries bury our loved ones vertically? wouldn’t it save more space to do so this way?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8304gg/eli5_not_sure_if_the_right_community_to_ask_but/
{ "a_id": [ "dve2mwi", "dve37v2", "dve468n", "dve7o4e", "dveiyel", "dvej8tx" ], "score": [ 85, 26, 22, 10, 3, 2 ], "text": [ "It would be MUCH harder to dig, as you'd need to dig far deeper so the body would have sufficient amount of dirt covering it. ", ...
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[ [], [], [], [], [], [] ]
5ghmzk
how did people in the 50's and 60's look so good when their diets were basically bread, cigarettes, donuts, and bread?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5ghmzk/eli5_how_did_people_in_the_50s_and_60s_look_so/
{ "a_id": [ "dasaqah", "dasb4gs", "dasb9yd", "dasbmjo", "dasbw5v" ], "score": [ 2, 6, 2, 2, 2 ], "text": [ "I imagine it was smaller portion sizes, less of an emphasis on preservatives and chemical additives in prepared foods, and due to a lack of TV, people general...
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[]
[ [], [], [ "http://geeksta.net/visualizations/calories-us/" ], [], [] ]
2j8k2x
if power stations can use steam to spin turbines and produce electricity, why haven't we set up something near a huge lava flow and harnessed that energy?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2j8k2x/eli5_if_power_stations_can_use_steam_to_spin/
{ "a_id": [ "cl9cs1c", "cl9d3ok", "cl9dyeu" ], "score": [ 6, 3, 2 ], "text": [ "geothermal energy is a thing. You don't tap the energy from the lava on the surface, instead you tap the energy from the heat deep down in the earth. It's not exactly cheap, and apparently it can have...
[]
[]
[ [ "http://energyinformative.org/geothermal-energy-pros-and-cons/" ], [], [] ]
5ytw3q
why do men shave their beards downward, but women shave their legs upward?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5ytw3q/eli5why_do_men_shave_their_beards_downward_but/
{ "a_id": [ "desuhcw" ], "score": [ 2 ], "text": [ "Legs are below your arm level so the natural motion is upwards. Beards are above your arm level so the natural motion is downwards. " ] }
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[ [] ]
ewcd5u
how do parking machines read a validation stamp and know not to charge you?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/ewcd5u/eli5_how_do_parking_machines_read_a_validation/
{ "a_id": [ "fg14mnv" ], "score": [ 2 ], "text": [ "I would guess that the stamps are provided by the company and programmed into the machine. Using technology more primitive than facial recognition software, when the machine recognizes one of these symbols, it applies a '0' in the calculation of ...
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1u8741
what are liquid assets?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1u8741/eli5_what_are_liquid_assets/
{ "a_id": [ "ceffri6", "ceffufg", "cefg9e4", "cefkw0e" ], "score": [ 2, 6, 4, 2 ], "text": [ "Liquid assets are cash or assets that are as good as cash (and hence can be traded directly), or goods that can easily be convertible to cash.", "Liquidity in investing is a pr...
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63tr3v
why is it that mlb calls aren't reviewed like nfl plays are?
I was browsing along my timeline when I saw an article about "The Worst Calls In Baseball History". Enclosed was a bunch of videos with blatantly obvious terrible base-calls. Why can't they be reviewed and overturned like in the NFL, where the "booth" can review the plays?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/63tr3v/eli5_why_is_it_that_mlb_calls_arent_reviewed_like/
{ "a_id": [ "dfwweob", "dfwwh7j", "dfwwl5b", "dfwwvzc", "dfwzkv6" ], "score": [ 5, 8, 11, 2, 3 ], "text": [ "They do have reviews...You can challenge 2 calls per game. You can not challenge balls/strikes.", "They do review calls. \n\nBut the system was not put i...
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[ [], [], [ "http://m.mlb.com/official_rules/replay_review" ], [], [] ]
9go641
what observations led to the interpretation that the inner core is solid?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9go641/eli5_what_observations_led_to_the_interpretation/
{ "a_id": [ "e65lh9b" ], "score": [ 3 ], "text": [ "When there is an earthquake, the \"sound\" is transmitted through the Earth in two kinds waves, P waves and S waves. P waves are compression (in and out relative to the core). These waves transmit quite clearly through the Earth, so an Earthqua...
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43mqxi
would there be any benefit if we removed the democratic and republican parties from the american system?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/43mqxi/eli5_would_there_be_any_benefit_if_we_removed_the/
{ "a_id": [ "czjcq9s" ], "score": [ 2 ], "text": [ "Moot point. The Constitution does not allow the banning of parties and if they were gotten rid of two new ones would take their place. It's a consequence of the way that we elect our leaders." ] }
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6rytil
immunosuppressants for organ transplant/blood transfusion?
So, I know that if someone has an organ transplant, they have to be on immunosuppressants for life so their body doesn't attack the new organ. Why do people who have blood transfusions not have to be on immunosuppressants? Doesn't blood also contain "different" DNA that the immune system would attack? What's the differ...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6rytil/eli5_immunosuppressants_for_organ_transplantblood/
{ "a_id": [ "dl8rzga" ], "score": [ 3 ], "text": [ " > Doesn't blood also contain \"different\" DNA that the immune system would attack\n\nNo. Neither red blood cells nor platelets contain a nucleus and therefore no DNA. And to be precise, not the foreign DNA is the main problem - although it will...
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31wrwm
why anyone would buy swiss 10-year bonds with negative yields.
[Article for reference: Switzerland becomes first to sell 10-year bond at negative yield](_URL_0_) If a cash position for 10 years gives a better yield than the bonds, why buy the bond at all? And if these bonds are actually being sold, why wouldn't someone simply short sell them all? I'm remembering a brief period...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/31wrwm/eli5_why_anyone_would_buy_swiss_10year_bonds_with/
{ "a_id": [ "cq5oyjf", "cq5ssz1", "cq5zlu5", "cq61xhh", "cq63q6n", "cq647gl", "cq64x7v", "cq65j02", "cq6jfk9", "cq6krub" ], "score": [ 467, 44, 2, 7, 5, 2, 3, 6, 3, 2 ], "text": [ "Ahh I'm glad you've asked because this is som...
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[ "http://www.marketwatch.com/story/switzerland-becomes-first-to-sell-10-year-bond-at-negative-yield-2015-04-08" ]
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tqkwq
internet "security"
What is it? What does it fight against? How do you improve it? What makes something "insecure?" EDIT: What threat does insecurity have?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/tqkwq/eli5_internet_security/
{ "a_id": [ "c4ovkp4" ], "score": [ 3 ], "text": [ "When you connect a computer to the Internet, you allow other computer the possibility to connect to it as well. This allows people to connect to you computer without your permission. Internet security is the attempt to 'secure' a computer again...
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2d90k5
how do we guide probes and satellites to orbit other space bodies, saving them from all the space debris, asteroids, meteors, etc?
I understand that the space is really big and has lots of really big space, but how do we navigate satellites and probes like Cassini-Hugyens, Voyager, Curiosity, etc through all the space ? Do they have some kind of automatic collision prevention system or do we do it manually (though it seems improbable when it takes...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2d90k5/eli5_how_do_we_guide_probes_and_satellites_to/
{ "a_id": [ "cjn83o8", "cjn8cfk", "cjn9v87" ], "score": [ 3, 9, 2 ], "text": [ "We don't do anything. If a meteor is going to hit a probe we will have no idea until after the collision occurs, even then the probe might just stop sending data and that'll be it.", " > Do they hav...
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2eq4bn
what would it take to classify isp's as utilities?
If we wanted to change something starting today, what would it take?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2eq4bn/eli5_what_would_it_take_to_classify_isps_as/
{ "a_id": [ "ck25hz0" ], "score": [ 7 ], "text": [ "Quite a few things would have to happen. \n\n\n\n1) The average American would have to be more informed. Many people don't know that you can only get 1-2 ISP's in a certain area. Many believe that there is competition in the internet market when ...
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3ikdcb
the difference between the effectiveness of antibacterial hand soap and hand sanitizer. why waste water to wash hands when you can can lather on some gel and be on your way?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ikdcb/eli5_the_difference_between_the_effectiveness_of/
{ "a_id": [ "cuh6x50", "cuh6zkt" ], "score": [ 9, 2 ], "text": [ "Hand sanitizer does not remove dirt, it just kills certain bacteria and viruses. If you have blood, faeces, urine, mucous, or other potentially infectious fluids on your hands, it will not remove them not will it effectively...
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1yn9je
why are so many people on reddit socially awkward?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1yn9je/eli5why_are_so_many_people_on_reddit_socially/
{ "a_id": [ "cfm0fkq" ], "score": [ 2 ], "text": [ "I think it's a combination of 1) the fact that socially awkward people spend more time on the internet and less with friends in real life and thus post more on reddit and 2) it being a sort of running gag where people will exaggerate or fake thei...
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8ywddu
question about weight gain. looking for a more in depth explanation beyond calories in/out.
This is not a calories in/out question. I know how that works on the basic level, use it myself all the time. I'm questioning it more on a biological (?) level. Let's use neat round numbers for this example and ignore the intricacies of water weight. I'm 125 lbs. I eat a magic burrito that has 3500 calories in it but...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8ywddu/eli5_question_about_weight_gain_looking_for_a/
{ "a_id": [ "e2e7fhp", "e2e8ssg" ], "score": [ 4, 2 ], "text": [ "Your body is storing fat in fat cells not as solid lipids.\n\nWe can consider lard which is 763 calories/3 oz according to google. An 85 gram serving contains 85 grams of fat(lipids) and therefore zero grams of water. When...
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103b42
what do people do with stolen cars?
My car was stolen last night. What happens to cars people steal. I've heard of stripping it for parts and other things. What are the chances of getting it back?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/103b42/eli5_what_do_people_do_with_stolen_cars/
{ "a_id": [ "c6a0mis" ], "score": [ 2 ], "text": [ "If they want to make money then yea they will most likely bring them to an illegal chop shop where they take apart the cars and sell the parts. \n\nI don't know what the odds are of you getting back but i hope you do." ] }
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4ewchc
do all the instruments/speakers that we hear produce sound that can't be heard by us?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4ewchc/eli5_do_all_the_instrumentsspeakers_that_we_hear/
{ "a_id": [ "d23vw5w", "d23wyo9", "d241k4c", "d248jas", "d24o10p" ], "score": [ 15, 2, 8, 2, 2 ], "text": [ "Basically whenever you have a resonance somewhere, you have overtones, which are harmonic oscillations at a higher frequency. So when you strike a string tun...
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[ [], [], [ "https://www.youtube.com/watch?v=rFOl-9SNxLY", "http://i.stack.imgur.com/4qAjK.gif", "http://www.mediacollege.com/audio/images/tone-1khz.gif" ], [], [] ]
6s8vkf
how does a huge building like a skyscraper go from a blueprint to a constructed building?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6s8vkf/eli5_how_does_a_huge_building_like_a_skyscraper/
{ "a_id": [ "dlazrlx", "dlazzqg" ], "score": [ 3, 2 ], "text": [ "contractors look at the drawings. They bid on work. Then they build according to the blueprints. Do you have a more specific question? ", "I am assuming you are asking how it goes from scale on plans to real life? Math. ...
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3nb0y2
why is it relatively easy to lift a person, but hard to lift a weight that weighs less than half the person's weight?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3nb0y2/eli5_why_is_it_relatively_easy_to_lift_a_person/
{ "a_id": [ "cvmfzuz", "cvmhslm" ], "score": [ 21, 9 ], "text": [ "It's because the weight is spread out, and you can use more muscles to lift it, giving you more strength.\n\nLet's say you're attempting to pick up a 50lb dumbbell. You're effectively relying only on the muscles in your arm...
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87n7pc
why is it that other countries know of american artists and music but in the us we, usually, only know us/uk artists?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/87n7pc/eli5_why_is_it_that_other_countries_know_of/
{ "a_id": [ "dwe3k66" ], "score": [ 5 ], "text": [ "Part of it is, you assume the English language artists are American. They quite commonly are not. \n\nAlso, you're only listening to English language artists, so you don't get the rest of the world in your mix. The rest of the world study Engli...
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vxifr
dyson sphere
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/vxifr/eli5_dyson_sphere/
{ "a_id": [ "c58h0m4", "c58i2n5", "c58j9im", "c58jyfc", "c58m89b" ], "score": [ 5, 7, 5, 14, 2 ], "text": [ "a dyson sphere is built around a star in order to contain and utilize 100% of the star's energy output, as well as trap curious starships.", "A dyson sph...
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1ka4rd
what is a jugaloo/jugaloo culture?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1ka4rd/what_is_a_jugaloojugaloo_culture/
{ "a_id": [ "cbmvafu" ], "score": [ 5 ], "text": [ "A Juggalo is a fan of rap-group Insane Clown Posse (ICP) and similar performers. \n\nThese fans tend to be low class, white youth. They wear black and white clown-makeup to shows, drink Faygo (a cheap soda preferred by ICP). There is a tendency i...
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5tzinl
in the usa, considering the emphasis on the separation of legislature, judiciary and executive, why are many judges, including in the federal and supreme courts, appointed by the executive/approved by congress?
Is there not a conflict of interest involved such as if an executive would appoint a judge that has similar ideals over another 'better' candidate? The whole point of separation of powers, I thought, was to keep each power mutually in check. Having the nominations/appointments decided by the other bodies seems strange...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5tzinl/eli5_in_the_usa_considering_the_emphasis_on_the/
{ "a_id": [ "ddq6j6c", "ddq6v81" ], "score": [ 4, 5 ], "text": [ "Well the same way, the executive for example is \"checked\" by the judiciary, the judiciary itself is checked by the other two branches in the form of nominations and confirmations.\n\nIf judges were able to appoint themselv...
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171tl1
what are the differences between the european and north-american education systems?
Especially the whole med-school business is extremely confusing. You have to do research in order to get *in* med school?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/171tl1/eli5_what_are_the_differences_between_the/
{ "a_id": [ "c8242bp" ], "score": [ 2 ], "text": [ "There are 50 countries in Europe, each of which have their own education system developed over decades or often centuries. You might need to be a bit more specific as to which systems you want to compare to the USA." ] }
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29xpk7
why do allied countries spy on each other? and what kind of information are they looking for?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/29xpk7/eli5_why_do_allied_countries_spy_on_each_other/
{ "a_id": [ "cipi5q6", "cipivjd", "cipix5j" ], "score": [ 7, 2, 2 ], "text": [ "Spying is used to watch your country's back. When you have hundreds of millions of people's lives riding on your knowledge, it really cannot be justified to not try to get all the information possible.\...
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8n3gwf
why is it that we find some repetitive sounds such a raindrops on a tin roof so soothing, yet other repetitive sounds such as snoring or water dripping from a tap, so irritating?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8n3gwf/eli5_why_is_it_that_we_find_some_repetitive/
{ "a_id": [ "dzsj9a6", "dzsn11j", "dzsvcb5", "dzsyzup", "dzszpjq", "dzszsbq", "dzszsjf", "dzt00y2", "dzt0bhp", "dzt13vp", "dzt25me", "dzt26a3", "dzt2lrh", "dzt2oiv", "dzt3jsb", "dzt3oto", "dzt4j16", "dzt4xud", "dzt5tu2", "dzt6wwb", "d...
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[ [], [], [], [], [], [], [], [], [], [], [], [], [ "https://en.wikipedia.org/wiki/Sensory_gating" ], [], [], [], [], [], [], [], [], [], [], [], [], [] ]
jcxz0
explain the slashed number on an ip address (ex:100.23.16.0/24)
What does the slashed number (/24 in 100.23.16.0/24) mean?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/jcxz0/explain_the_slashed_number_on_an_ip_address/
{ "a_id": [ "c2b3l0e", "c2b3l0e" ], "score": [ 2, 2 ], "text": [ "This is called CIDR notation. \n\nIP addresses are made up of two components joined together: the network address and the host address. \n\nThe slash on the end is used to denote the size (in bits) of the network portion of ...
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fl7tf5
why do higher end vehicles tend to have their car models named after numbers?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/fl7tf5/eli5_why_do_higher_end_vehicles_tend_to_have/
{ "a_id": [ "fkx11td", "fkx77u3", "fkx7859", "fkxeht4", "fkxl7qz", "fkxotwq" ], "score": [ 32, 3, 14, 4, 2, 3 ], "text": [ "Some car makers rely on the strength of their name while others rely on the strength of their models names. For example, people are mo...
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[ [], [ "https://en.wikipedia.org/wiki/Fiat\\_Uno", "https://en.wikipedia.org/wiki/Fiat_Uno" ], [], [], [], [] ]
3paiv1
is there any "ultimate" security clearance that gives you access to anything the government does if you ask?
Either legally, or technically illegally but noone would deny you if you showed up and demanded to know?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3paiv1/eli5_is_there_any_ultimate_security_clearance/
{ "a_id": [ "cw4llqw", "cw4lmku", "cw4ton4" ], "score": [ 4, 9, 2 ], "text": [ "I'm going to go out and say if any such thing does exist then there is absolutely no way you're going to find out about it. If someone has that much clearance, that much power, then you're getting into ...
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cv5eks
what is the difference between an estate vs trust
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/cv5eks/eli5_what_is_the_difference_between_an_estate_vs/
{ "a_id": [ "ey1z267", "ey2lk48" ], "score": [ 2, 2 ], "text": [ "An estate is the totality of a deceased person’s property, which is (eventually) transferred to his heirs. A trust is a legal instrument by which a (living) person gives some of his property to a new legal entity (the trust)...
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