q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
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value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
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5rebst | how does wifi on trains actually work? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rebst/eli5_how_does_wifi_on_trains_actually_work/ | {
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"It depends on the operator. Trains need to have communications to the controllers for various reasons. In Europe they figured they needed a standard for this type of communications and based it on the GSM standard as equipme... | [] | [] | [
[],
[
"https://www.linkedin.com/pulse/20140626100840-10935831-trackside-wi-fi-for-passenger-trains?trk=prof-post"
]
] | |
1e1s5w | why there are usually two mics at a podium? | I am not talking about multiple news mics getting their own feeds, but two identical, black mics like this:
_URL_0_
is it because one is for live audio in room and one for a feed/recording?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1e1s5w/eli5why_there_are_usually_two_mics_at_a_podium/ | {
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"text": [
"I always *assumed* it was for left and right channel audio, or so that live speeches can continue uninterrupted if one set of microphones/speakers failed. Perhaps they're plugged into different sound boards",
"When we ar... | [] | [
"http://i.imgur.com/MLBIK4o.jpg"
] | [
[],
[]
] | |
29tu6h | why do americans display their country's flag more prominently than other countries do? | I have a South African pen pal, and he just wrote to me (after his very first recent trip to the US),
"When I was in America, I noticed that people have the American flag in their houses, we only have our country flag on government and corporate institutions. Is there are reason for every household to have a flag?"
I... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/29tu6h/eli5_why_do_americans_display_their_countrys_flag/ | {
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"text": [
"They weren't quite as prominent before 9/11. That sparked a lot of nationalism.",
"World War II and then the Cold War really beat nationalism out of lot of countries around t... | [] | [] | [
[],
[],
[],
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] | |
577vd7 | are we crushing thousands of microscopic organisms with every step we take? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/577vd7/eli5_are_we_crushing_thousands_of_microscopic/ | {
"a_id": [
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"score": [
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"text": [
"No. Microscopically, virtually all surfaces are quite rigid, and microscopic organisms or traveling over peaks and valleys. "
]
} | [] | [] | [
[]
] | ||
1cgr6x | what's the difference between the media coverage of the boston incident and reddit's coverage? why is the media considered 'exploitation' but reddit isn't? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1cgr6x/eli5_whats_the_difference_between_the_media/ | {
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"text": [
"I would generally think that it is because the media (TV news specifically) is watched by everyone, of all ages, who may just be looking for a local update or what have you, maybe traffic or weather - you don't know exactly ... | [] | [] | [
[],
[]
] | ||
31dox9 | why are pizzas traditionally cut into 1/8ths? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/31dox9/eli5_why_are_pizzas_traditionally_cut_into_18ths/ | {
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"Cutting pizza into sixths is tricky, because once you've cut it in half, you have to eyeball how to cut each half into thirds. If you're cutting it into eight pieces, you just have to make sure that you... | [] | [] | [
[],
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5pw3fq | why are us congress member's allowed to retain their private careers and other outside business interests while serving the government? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5pw3fq/eli5_why_are_us_congress_members_allowed_to/ | {
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"text": [
"Private careers and outside business interests are two very different things. Federal Legisllators don't typically maintain a second ... | [] | [] | [
[],
[],
[],
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"http://www.politico.com/story/2017/01/republicans-house-ethics-backlash-233152"
],
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6u2jjq | when walking, why does it feel so weird to move the same arm and leg forward opposed to moving the arm opposite to the leg going forward? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6u2jjq/eli5_when_walking_why_does_it_feel_so_weird_to/ | {
"a_id": [
"dlpgokm"
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"score": [
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"text": [
"Because moving your arm back while moving your leg forward is done to balance your weight and prevent pivoting from the momentum of swinging your leg forward. When you move the same arm forward, you are instead making this more momentum more pron... | [] | [] | [
[]
] | ||
38k7aa | what would really happen if the copyright to steamboat willie expired? | So everyone here seems to think that Mickey Mouse would become public domain and anyone could use him for any creative purpose.
I have to think that trademark law would not allow for that, from what little I understand. The early Mickey cartoons might enter public domain, but how does copyright and trademark law ha... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38k7aa/eli5_what_would_really_happen_if_the_copyright_to/ | {
"a_id": [
"crvncfh"
],
"score": [
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"text": [
"Mickey Mouse isn't trademarked, he's copyrighted. If he were Disney's mascot/logo you could make an argument to the contrary, but a character owned by a company isn't synonymous with a trademark owned by a company."
]
} | [] | [] | [
[]
] | |
8pgnlf | why can't we create machine to use carbohydrate as source of energy instead of electricity, oil/gas, or stream? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8pgnlf/eli5_why_cant_we_create_machine_to_use/ | {
"a_id": [
"e0b3vg0"
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"score": [
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"text": [
"We absolutely can. One way to do this is a *fuel cell* and another way is just to burn plant material."
]
} | [] | [] | [
[]
] | ||
2sa58p | what is the differrence between electric field and electric force between two charges? ? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2sa58p/eli5what_is_the_differrence_between_electric/ | {
"a_id": [
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"score": [
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"text": [
"A field is put out by a single charge and a force is the measured reaction between two. \n\nFor example earth puts out a gravitational field. Between you and the earth there is a force. "
]
} | [] | [] | [
[]
] | ||
2dqqn6 | why are radioactive things in media portrayed as glowing and green? last i checked, you can't see radiation - hence geiger counters, yes? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dqqn6/eli5_why_are_radioactive_things_in_media/ | {
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"score": [
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"text": [
"[Read this.](_URL_0_) Basically, a common green paint was made with radium in it, and the radium caused the paint to glow. Radium does glow on its own, but the light is blue, not green.",
"Because m... | [] | [] | [
[
"http://depletedcranium.com/why-does-radioactive-stuff-glow-green-or-why-do-people-think-it-does/"
],
[],
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43ebdg | what are "weaves" on black girls? are they wigs? do they take them on and off whenever they feel like it? what is their purpose? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/43ebdg/eli5_what_are_weaves_on_black_girls_are_they_wigs/ | {
"a_id": [
"czhl26n",
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"score": [
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"text": [
"Weaves are individual \"tracks\" or \"wefts\" of hair extensions that are meant to be affixed directly to your existing hair. Your natural hair is braided into a tight pattern that forms a foundation to sew the weave in. Alt... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=1m-4qxz08So",
"https://www.youtube.com/watch?v=YvE8aHC2PH4",
"https://www.youtube.com/watch?v=gonmrNkKF04",
"https://www.youtube.com/watch?v=kblCpoKUGlM"
]
] | ||
14rdwf | duty free. why are they found in airports/borders, and why do they usually have mostly alcohol? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/14rdwf/eli5_duty_free_why_are_they_found_in/ | {
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"text": [
"Duty free shops (generally found in international airport terminals) allow travelers --who are traveling out of the country-- to purchase certain items free from most taxes.\n\n\nDepending on the country the traveler is from, at, or going to, th... | [] | [] | [
[]
] | ||
1q74ke | can a licensed radio station play whatever they want? so they have to get permission from an artist to play a song? do they have to pay the artist? | . | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1q74ke/eli5_can_a_licensed_radio_station_play_whatever/ | {
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"They have to pay a fee to a performing rights agency (ASCAP, BMI) for using the song for commercial purposes.\n\nIn the past, the agencies didn't assess this fee, as playing on the radio helped to spur ... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Compulsory_license",
"http://en.wikipedia.org/wiki/Performance_rights_organization"
]
] | |
3lcpg3 | why do stones and crystals feel cold when touched, even when they're sitting at room temperature? | I have a few stones at home like onyx, quartz, amethyst, river bed rocks, etc. but I've always wondered why these stones always feel cold when touched, but other things in my room like my desk, pens, and bed don't. What is it about rocks that make them feel cold even at room temp? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lcpg3/eli5_why_do_stones_and_crystals_feel_cold_when/ | {
"a_id": [
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"text": [
"When something feels cold, what's happening is that whatever you're touching is drawing heat out of you. Some items conduct heat very well. Metals are usually good at this. Other things like cloth aren't. So when both of these are the same te... | [] | [] | [
[]
] | |
74imvb | how do online games run? | When you install a video game on your PC or Console, the sounds, textures, models, etc. are saved to the hard drive and the game loads them up when you run it. How do flash games and things like that run? Does it need files? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/74imvb/eli5_how_do_online_games_run/ | {
"a_id": [
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"text": [
"To run in real time it loads all of those elements it needs into RAM; whether you have all the files on your computer and it loads them from a disk drive, or you're running a browser game and it loads them from a server. \n... | [] | [] | [
[],
[]
] | |
25wpdr | why does mexican music sound eerily similar to polka music? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/25wpdr/eli5_why_does_mexican_music_sound_eerily_similar/ | {
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"text": [
"Because Germans who settled around New Braunfels, and other areas of South Texas brought with them accordions, and their distinct sound of music which Mexicans adopted and incorporated into their musi... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?v=hNwzGMEmk-0"
]
] | ||
elb1z9 | when designing tall or complicated buildings, how do architects and engineers know their design is structurally sound? | I’m wondering how architects and engineers know that the structure that they’re designing (and plan to build) will be safe and structurally sound, before they start building it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/elb1z9/elif_when_designing_tall_or_complicated_buildings/ | {
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"text": [
"Well first off there exists software to simulate a building to see what will happen if they built it\n\nThe way it’s simulated is based off of calculations and tests ran on the materials used to find ou... | [] | [] | [
[],
[],
[]
] | |
bkbtpx | how do flaps on aircraft help with take-off? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bkbtpx/eli5_how_do_flaps_on_aircraft_help_with_takeoff/ | {
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"They make the wings bigger. Bigger wings = more lift.\n\nThey are moveable because bigger wings/more lift = more drag. By storing them once the plane is up to optimal flying speed, the plane operates ... | [] | [] | [
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"https://np.reddit.com/r/explainlikeimfive/comments/6scwhq/eli5_why_do_aircraft_use_flaps_to_take_off_doesnt/",
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"https://np.reddit.com/r/explainlikeimfive/comments/6h20ea/eli5_pilots_of_r... | ||
2e62jc | if i am 99 lbs, and i ate a pound of gummy worms, would i be 1% gummy worm? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2e62jc/eli5if_i_am_99_lbs_and_i_ate_a_pound_of_gummy/ | {
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"No more than a glass filled with juice is ~80% juice and ~20% glass.",
"Probably not. We poop out the stuff ... | [] | [] | [
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1m1hxp | why is it so much more difficult for humans to fall asleep, compared to other species? | I already have the understanding that stress is a factor, but why did humans evolve into beings that typically need a "winding down" period in order to fall asleep? Evolutionarily speaking, I can understand the need for us to be on alert as hunter-gatherers. But why do the majority of us need at least anywhere from 5-3... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1m1hxp/eli5_why_is_it_so_much_more_difficult_for_humans/ | {
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"A lot of this is psychologically stress related. Many of us are on our computers or otherwise staring at a screen right before bed. the blue light from our screens messes with our circadian rhythm, som... | [] | [] | [
[],
[],
[]
] | |
29wg73 | is al jazeera biased? a lot of people have said its reliable, but it's run by the qatari monarchy, so should i trust it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/29wg73/eli5_is_al_jazeera_biased_a_lot_of_people_have/ | {
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"text": [
"Every news outlet is biased. Unless they are literally reporting nothing but lists of facts and are attempting to report every single fact, there is always g... | [] | [] | [
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"http://en.wikipedia.org/wiki/Al_Jazeera_controversies_and_criticism"
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"http://www.theguardian.com/world/2010/dec/05/wikileaks-cables-al-jazeera-qatari-foreign-policy"
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[]
] | ||
27s1p4 | - why was edward snowden made out to be a traitor/enemy? didn't he do us a favor? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/27s1p4/eli5_why_was_edward_snowden_made_out_to_be_a/ | {
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aanpwi | how do the bacteria in not-safe-to-drink tap water work? | So I recently had a trip abroad, and there you shouldn't drink the tap water due to bacteria. Where I'm from the tap water is safe and tastes great.
I assume I won't automatically get sick if I drink it. But is that because the bacteria is rare, and I might not ingest them in a single glass of water? Or are they in ev... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aanpwi/eli5_how_do_the_bacteria_in_notsafetodrink_tap/ | {
"a_id": [
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"text": [
"Bacteria are microscopic and reproduce quickly, which is why when a source of water is contaminated it is considered tainted throughout. It is *extremely* likely you will ingest the bacteria, though not 100% but close enough to that number that t... | [] | [] | [
[]
] | |
d0hmss | friction shifting (left hand) in bikes | I read somewhere that you should adjust it based on where you're riding (flat land vs hills), but how does that work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d0hmss/eli5_friction_shifting_left_hand_in_bikes/ | {
"a_id": [
"ez9ovwp"
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"text": [
"Your bicycle's transmission consists of at least one chainring and at least one sprocket. If it had exactly one chainring and one sprocket, you'd have a fixed gear bicycle. Road bikes usually have two chainrings and 8-12 sprockets. Mountain bikes... | [] | [] | [
[]
] | |
1iziv4 | how are iq points calculated? is there a cap? | So I'm sure we've all heard of geniuses with high IQs and the more unfortunate ones with low IQs, but how is IQ actually calculated?
I'm not looking for "You take a test" but how is the test graded/formatted/converted into points?
Is there a max number of IQ points? (There shouldn't be... right?) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1iziv4/eli5_how_are_iq_points_calculated_is_there_a_cap/ | {
"a_id": [
"cb9m4cm"
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"text": [
"It's a kind of ratio of your physical age to your intellectual capability. If you're ten, but have the reasoning capacity of the average fifteen year old, then you are said to have a 150 I.Q.."
]
} | [] | [] | [
[]
] | |
8uamta | why do big companies fear their workers unionizing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8uamta/eli5_why_do_big_companies_fear_their_workers/ | {
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9vhelj | why are some coins worth a small fortune, but another of the same kind of coin is almost worthless? | To explain: I recently heard about a 1968 quarter getting sold to a collector for $8000. Why couldn’t I for example sell my quarter, also from 1968, for the same? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9vhelj/eli5_why_are_some_coins_worth_a_small_fortune_but/ | {
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"text": [
"For such a price, that coin was likely either an error strike, or an exceptionally pristine specimen of a lower-mintage species. \n\nA Google search suggests the latter.may be t... | [] | [] | [
[],
[
"https://www.coinworld.com/news/us-coins/2016/02/have-a-look-at-this-impressive-1968-d-Washington-dollar-market-analysis.all.html"
],
[],
[]
] | |
30u5bb | why do we use eleven, twelve etc instead of the same pattern for all other "tens" units? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30u5bb/eli5_why_do_we_use_eleven_twelve_etc_instead_of/ | {
"a_id": [
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"score": [
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"text": [
"They are decendant words from much older words. Example:\n\n_URL_0_\n\nThe etymology section seems to say that the old root of the word eleven comes from a word that meant \"one left\", so, effectively, \"ten and 1\" - which is essentially the sa... | [] | [] | [
[
"http://en.wiktionary.org/wiki/eleven"
]
] | ||
81cfem | how did twitter go from being a regular social media site to an official platform for many political figures, celebrities, and businesses? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/81cfem/eli5_how_did_twitter_go_from_being_a_regular/ | {
"a_id": [
"dv27nly",
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"score": [
8,
2
],
"text": [
"It's a quick way to send a message and \"communicate\" with the people who follow you. Its popularity is probably due to the fact that it is much easier to manage and use than FB and (kind of) gets the job done. \n \nAfter... | [] | [] | [
[],
[]
] | |
43u8ka | how does the boat in this gif not tip over with a sail that big? | _URL_0_ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/43u8ka/eli5how_does_the_boat_in_this_gif_not_tip_over/ | {
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"The catamaran has a very low centre of gravity and is built from very lightly materials.\n\nThe people on it mak... | [] | [
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[],
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8tw0qn | why do prescription pill bottles made up of a yellowish, maybe green, plastic? what purpose does it serve? | I've seen multiple bottles in the easily recognisable shade of yellow but I've never figured out the reasoning behind that color choice. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8tw0qn/eli5_why_do_prescription_pill_bottles_made_up_of/ | {
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"It keeps out a large percentage of light. Some medicines contain chemicals that can be damaged by too much exposure to light (or the resulting heat).",
"_URL_0_\n\nPosted arou... | [] | [] | [
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"https://www.reddit.com/r/todayilearned/comments/8tvoj5/til_the_reason_why_medicine_bottles_are_orange_or/?utm_source=reddit-android"
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1nam8o | why does your pinky toe face inward, while the others face forward? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nam8o/eli5_why_does_your_pinky_toe_face_inward_while/ | {
"a_id": [
"ccgv7y6",
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"score": [
8,
7
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"text": [
"Years of wearing shoes.",
"speak for yourself, ugly-foot"
]
} | [] | [] | [
[],
[]
] | ||
8ndop6 | why does the position of an object on a scale affect its weight? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8ndop6/eli5_why_does_the_position_of_an_object_on_a/ | {
"a_id": [
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"text": [
"This is because of what is known as moment. Pick up an axe by its head and it’s rather easy to lift, try and lift the axe head up from the far side of the handle and it’s much more difficult. The axe he... | [] | [] | [
[],
[],
[]
] | |
9afv4h | why does some produce seem to lose flavor when refrigerated? | Is it just the cold numbing my taste buds, or does something happen on a chemical level? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9afv4h/eli5_why_does_some_produce_seem_to_lose_flavor/ | {
"a_id": [
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"score": [
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"text": [
"Refrigeration removes moisture from objects so that could explain why some items taste less/ worse compared to fresher ones.",
"A big reason for this when it comes to meat especially is because the fat which had been war... | [] | [] | [
[],
[]
] | |
dhjqbd | how come smart devices like alexa, google, and iphones (siri) aren't triggered by tv commercials that say "hey google..." or "hey siri..."? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dhjqbd/eli5_how_come_smart_devices_like_alexa_google_and/ | {
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"f3ogby8",
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"text": [
"This used to happen. So now they transmit a sound that is brief or out of our hearing range that indicates to the smart device to ignore the next signal to activate.",
"Your \"smart\" device is act... | [] | [] | [
[],
[],
[]
] | ||
ow99q | why did we evolve our tails away? | As an outdoorsman, I feel like it would be so beneficial. I could balance better when wading across slippery rocks and crossing logs, and I could smack away flies when I've forgotten my DEET. In everyday life it would be pretty cool too. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ow99q/eli5_why_did_we_evolve_our_tails_away/ | {
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"score": [
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"text": [
"Quadrapeds (four legs) use their tails for balance when walking, and as a rudder to stear while running at h... | [] | [] | [
[],
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"http://sp2.fotolog.com/photo/2/5/71/lucio_dragonball/1225579481638_f.jpg"
],
[],
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uk3im | why do a lot of internet scammers live in lagos, nigeria? | as above, why do a lot of Internet scammers live in Lagos, Nigeria? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/uk3im/eli5_why_do_a_lot_of_internet_scammers_live_in/ | {
"a_id": [
"c4w2nnv",
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"score": [
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"text": [
"Lagos is a huge city...8 million people. Only slightly less than NYC's 9 million. It is also a poor city in a city with horrible law enforcement and corruption is a way of life. And scammers apparently make 3-4X average ... | [] | [] | [
[],
[]
] | |
38mays | how does espn do its "wired" segment where it is able to focus on a player's voice (generally during basketball games) even though the arena is incredibly loud? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38mays/eli5_how_does_espn_do_its_wired_segment_where_it/ | {
"a_id": [
"crw3ae8",
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"score": [
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"text": [
"My understanding is that they have directional microphones in the hands of guys on the sidelines. Point at the player and you can hear him, even above the background sound. ",
"I'm a dude who studies sound engineering, ... | [] | [] | [
[],
[
"http://media.247sports.com/Uploads/Assets/278/156/1156278.jpg"
]
] | ||
6d3c1o | why does the government give tax incentives to married people and those with kids, but no incentives for single and childless people? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6d3c1o/eli5_why_does_the_government_give_tax_incentives/ | {
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... | [] | [] | [
[],
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2i01rc | why do photographs look so hideously wrong when 'flipped'? | It can't just be me - fairly often my phone flips a photo after I have taken it, and suddenly it looks awful to me. Why is this? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2i01rc/eli5_why_do_photographs_look_so_hideously_wrong/ | {
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"text": [
"If you're talking photos of people, it's because our faces aren't symmetrical. So when you see a picture of your friend, you see them in the picture how you see them in real life... | [] | [] | [
[],
[],
[
"http://www.radiolab.org/story/122382-desperately-seeking-symmetry/"
],
[]
] | |
361au4 | why is /r/twoxchromosomes a default subreddit? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/361au4/eli5_why_is_rtwoxchromosomes_a_default_subreddit/ | {
"a_id": [
"cr9sim6"
],
"score": [
33
],
"text": [
"It's a very lazy and heavy handed way of trying to make Reddit more appealing to women. At the expense of ruining the subreddit. "
]
} | [] | [] | [
[]
] | ||
es4on2 | does having plants in your house actually improve the air quality? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/es4on2/eli5_does_having_plants_in_your_house_actually/ | {
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1090,
56,
23,
295,
27,
52... | [] | [] | [
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"https://en.wikipedia.org/wiki/NASA_Clean_Air_Study"
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[],
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"https://www.wired.com/story/the-quest-for-clean-air/"
],
[],
[],
[
"https://asthmaandallergies.org/asthma-allergies/mold-allergy/"
]
] | ||
720rrs | why must the pythagorean theorem contain squared values? is there a relationship between sides prior to squaring them? | In a way it is self-evident that the sides of a right triangle are proportional to one another; visual proofs illustrate this. However, I am at a loss for how to describe this relationship without squares, and cannot articulate why squares are used other than they make the math simpler.
My intuition tells me that if a... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/720rrs/eli5why_must_the_pythagorean_theorem_contain/ | {
"a_id": [
"dneucao",
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"score": [
7,
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"text": [
"Your sense that if a relationship exists after an operation it must exist before it is not necessarily wrong, but it is misapplied. Think about how it can be that A²+B²=C², yet A+B≠C: it is because (A+... | [] | [
"https://math.stackexchange.com/a/2442256/255348"
] | [
[],
[
"https://www.mathsisfun.com/geometry/images/triangle-3-4-5-pyth.svg"
],
[]
] | |
6nl2wf | how were physicians able to put out all of those theories by themselves? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6nl2wf/eli5_how_were_physicians_able_to_put_out_all_of/ | {
"a_id": [
"dka9m59"
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"score": [
2
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"text": [
"You are talking about physicists, not physicians.\n\nIn both of these cases, they built on the work of those who went before them -- spending *years* reading books of math and science written by others. So these were not solo accomplishments."
... | [] | [] | [
[]
] | ||
4ysm0z | how do services such as spotify and overdrive make sure that you don't permanently download their material? | Certain services, such as Spotify and Overdrive, allow you to download music or books. But you can't keep these files: Spotify, for example, would never let you keep them unless you continue your premium subscription—or else you could just download everything, unsubscribe, and then have all the music in the world. So h... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ysm0z/eli5_how_do_services_such_as_spotify_and/ | {
"a_id": [
"d6q59jr",
"d6qa3dl",
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"d6ql7ua"
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"score": [
17,
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"text": [
"The files are not in a standard format. You couldn't just take the files and play them using another media player app.\n\nThe Spotify player knows how to decode the files into a n... | [] | [] | [
[],
[],
[],
[]
] | |
94asq7 | the differences between individual and institutional discrimination. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/94asq7/eli5_the_differences_between_individual_and/ | {
"a_id": [
"e3jlqfm"
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"score": [
7
],
"text": [
"Individual discrimination is one person discriminating against another person. Examples include a mother who doesn't approve of her daughter dating black men, a boss who refuses to promote women because he believes that women are inherently bad a... | [] | [] | [
[]
] | ||
ezusov | how can a absurdly small amount of deadly poison, like botulinum, kill a human? | I can’t understand how a small grain, a speck of toxin can kill a grown adult?
If this has been asked before please redirect me to the post. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ezusov/eli5_how_can_a_absurdly_small_amount_of_deadly/ | {
"a_id": [
"fgplv3f",
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"score": [
110,
5
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"text": [
"The botulism toxin can do this because it's an enzyme - it cleaves a critical neurotransmitter protein in half, then resets to do it again.\n\nAnd again\n\nAnd again\n\nA single molecule can keep dicing up protein and disa... | [] | [] | [
[],
[]
] | |
abb0dh | what's the difference between regular charcoal and activated charcoal and why is activated charcoal so good at removing impurities from air and water? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/abb0dh/eli5_whats_the_difference_between_regular/ | {
"a_id": [
"ecywhzd",
"ecz4aer"
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"score": [
15,
3
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"text": [
"Activated charcoal is extremely porous, full of little holes and/or finely powdered - and that means it has an extremely large surface area. \n\nThat, in turn, is the answer to your second question; for the same reason a s... | [] | [] | [
[],
[]
] | ||
5u3uxn | what would be the problem with mcgregor fighting mayweather without the ufc's involvement? | Dana white said that if McGregor goes against the UFC it will be an "epic fail." While McGregor has apparently pointed to the "Ali Act" as his way of doing it legally.
my source(of confusion)_URL_0_ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5u3uxn/eli5_what_would_be_the_problem_with_mcgregor/ | {
"a_id": [
"ddrd8eo"
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"score": [
2
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"text": [
"TL;DR: Obviously, the UFC stands a lot to lose if they can't be involved in the fight. Whether they can or can't comes down to contract details and lawyer agreements. \n\nMcGregor is under a complex contract with the UFC, which is a fight promo... | [] | [
"http://www.mmanews.com/floyd-mayweather-conor-mcgregor-agree-fight-terms/"
] | [
[
"http://www.boxinginsider.com/almanac/the-muhammad-ali-boxing-reform-act-2/"
]
] | |
2nv3sv | why are legos so expensive? | Seriously some of the sets are hundreds of dollars. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2nv3sv/eli5_why_are_legos_so_expensive/ | {
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"score": [
76,
23,
2,
5,
4,
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"text": [
"Lego has absolutely insane quality control(considering it's meant to be a kids toy). The difference in size of b... | [] | [] | [
[
"http://www.wired.com/2013/01/why-are-lego-sets-expensive/"
],
[],
[],
[],
[],
[],
[]
] | |
3wr6q0 | in theory, how does the new secure quantum teleportation work? | [This](_URL_0_) and [this](_URL_1_) article | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3wr6q0/eli5_in_theory_how_does_the_new_secure_quantum/ | {
"a_id": [
"cxyhynt",
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"score": [
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"text": [
"I don't have access to the paper, as it's locked behind a paywall, but I will try to explain it based on my understanding of quantum entanglement (and I could be completely wrong, I'm a biologist, not a physicist).\n\nFirst... | [] | [
"http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.115.180502",
"http://www.sciencealert.com/scientists-have-figured-out-what-we-need-to-achieve-secure-quantum-teleportation"
] | [
[],
[]
] | |
2gp2ig | why is it that when people in very prestigious positions lose their jobs, they have to tender a resignation, but in everyday jobs, you just get fired? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2gp2ig/eli5_why_is_it_that_when_people_in_very/ | {
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"text": [
"I think they don't get fired because the board, or whoever is in charge, is worried about lawsuits. So they are \"asked\" to resign. Then they can includ... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
2hzlnr | if everyone on the internet can post to reddit why is almost everything in english? | Is reddit English only? Just wondering why people around the world don't create subs in their own languages (are there already reddit equivalents in all countries)
posted in /r/AskReddit was suggested to try here | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hzlnr/eli5_if_everyone_on_the_internet_can_post_to/ | {
"a_id": [
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"score": [
12,
2,
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"text": [
"Reddit is not English only, but it's English predominant. If you want to open a subreddit in a non-English language, you're free to. But think about it this way: If you didn't speak English and you wen... | [] | [] | [
[],
[],
[]
] | |
8aeagr | why aren’t there more car accidents? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8aeagr/eli5_why_arent_there_more_car_accidents/ | {
"a_id": [
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4,
3,
3,
3,
5
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"text": [
"One thing to keep in mind is that just because something hasn't happened doesn't necessarily mean the odds of it happening are slim, merely that the odds of i... | [] | [] | [
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Traffic_engineering_(transportation)"
],
[]
] | ||
639cl6 | what happens if i don't click "i accept" on these cookie-prompts on webpages? | Are cookies not being stored until I accept or is it all just a bunch of smoke and mirrors trying to give me the sense of control? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/639cl6/eli5_what_happens_if_i_dont_click_i_accept_on/ | {
"a_id": [
"dfsd2oa",
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"score": [
44,
6
],
"text": [
"Nothing happens, cookies are stored the moment you load the page. These banners are only there because the eu passed a law that makes it mandatory to inform users if the site is using cookies, which every site does",
"H... | [] | [] | [
[],
[]
] | |
4teceq | the taylor/kim/kanye thing everyone is talking about now? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4teceq/eli5_the_taylorkimkanye_thing_everyone_is_talking/ | {
"a_id": [
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3
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"text": [
"So, Kanye's song famous has lyrics \"I feel like me and Taylor might still have sex, I made that bitch famous\" \n\nTaylor got offended and said she didn't know anything about it and how it's wrong to ... | [] | [] | [
[],
[],
[
"https://www.reddit.com/r/OutOfTheLoop/comments/4td3vw/what_is_happening_between_taylor_swift_and_kim/"
]
] | ||
5rogiu | the philosophy behind censoring hateful speech | With Milo Yiannopoulos having two talks on college campuses cancelled recently, I've begun wondering what words or great thinkers have laid the foundation that supports censoring free speech when it is hateful.
I've grown up under the American idea of being able to disagree with someone's words, but defending to the d... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rogiu/eli5_the_philosophy_behind_censoring_hateful/ | {
"a_id": [
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"score": [
5,
2,
4,
13
],
"text": [
"It would fall under utilitarian morality for one.\n\n\"Hateful speech\" can be reasonably assumed to contribute to violent behavior, and thus preventing the spread of ideas that c... | [] | [] | [
[],
[],
[],
[]
] | |
qpsgy | the differences between the following economic schools of thought: new keynesian (not classical keynesian), chicago, austrian. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/qpsgy/eli5_the_differences_between_the_following/ | {
"a_id": [
"c3zjkob",
"c3zkxd5"
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"score": [
6,
14
],
"text": [
"How about an ELI5 on economics?",
"Disclaimer - All of these economic theories are pretty complex and thousands of economists have either added their own little take on them or offered their own interpretation. I'm just... | [] | [] | [
[],
[]
] | ||
f6vlvz | the law of surprise from the witcher | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f6vlvz/eli5_the_law_of_surprise_from_the_witcher/ | {
"a_id": [
"fi792cy"
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"text": [
"The Law of Surprise is just laying claim to that which the person has, but does not yet know they have _or the first thing that greets them when they arrive home_. The idea is that when they return home, the first \"new\" thing that greets them... | [] | [] | [
[]
] | ||
2fpsbe | how do movie makers hire actors to play 'ugly' roles. | Here's an example, it's a film with Jack Black and he sees ugly/fat women as models. Wouldn't the actor find that insulting.
EDIT: Another example from Friends. When Ross had to dance with that big ginger girl, Gurt. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fpsbe/eli5_how_do_movie_makers_hire_actors_to_play_ugly/ | {
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"score": [
65,
8,
5,
5,
2,
3,
2,
2,
4,
2,
2
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"text": [
"Many actors of course fin... | [] | [] | [
[],
[],
[],
[],
[
"http://www.dailymail.co.uk/tvshowbiz/article-2014932/Harry-Potter-star-Matthew-Lewis-transformation-geeky-Neville-hunk.html",
"http://xfinity.comcast.net/slideshow/entertainment-starswhogainedweightforroles/9/",
"http://www.dailymail.co.uk/tvshowbiz/article-1335472/Ryan-Goslin... | |
4xu6n5 | why do high ranked female tennis players have difficulty defeating similar/lower ranked male tennis players? | Statistics found here _URL_0_
Even top players like the williams sisters had a tough time against double digit ranks | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4xu6n5/eli5_why_do_high_ranked_female_tennis_players/ | {
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],
"text": [
"Men are physically larger and stronger than women. Their larger size gives them greater reach, and their greater strength means that they serve and return the ball faster. Those r... | [] | [
"https://en.wikipedia.org/wiki/Battle_of_the_Sexes_(tennis)"
] | [
[],
[
"https://en.m.wikipedia.org/wiki/Fastest_recorded_tennis_serves"
],
[],
[]
] | |
21i9gc | why is everyone finding satellite images of debris, of what is probably the malaysian aircraft in the indian ocean, all of a sudden? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21i9gc/eli5_why_is_everyone_finding_satellite_images_of/ | {
"a_id": [
"cgda8ek"
],
"score": [
2
],
"text": [
"As I understand it, the search area is becoming increasingly smaller, which would allow the sats to focus on a specific area (this being the southern Indian ocean). As the Iraqi soldier pointed out when his plane went down, \"Satellites can shoot... | [] | [] | [
[]
] | ||
a0z93k | how do magnifying glasses magnify stuff? like how do they do that but regular glass can’t? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a0z93k/eli5_how_do_magnifying_glasses_magnify_stuff_like/ | {
"a_id": [
"ealjwmm"
],
"score": [
4
],
"text": [
"They’re curved. The lens is warped soo you see through it differently. It bends the picture. Like if you’re in a house of mirrors and you look funny, it’s because the mirrors are bent/curved. Same with lenses. Bendy glass changes the image. "
]... | [] | [] | [
[]
] | ||
27g13c | why are coins worth less than bills? | In modern currencies it seems that coins are always given less worth than bills. Why is this? If the coins are made of metal, shouldn't they be worth more? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/27g13c/eli5_why_are_coins_worth_less_than_bills/ | {
"a_id": [
"ci0gkcb"
],
"score": [
4
],
"text": [
"Bills are as much worth as we have agreed on. And that is the same with coins.\n\nThe reason of why we use coins for small amounts instead of bills: Ease of use due to size. Imagine if you had 10 pieces of paper in your pocket just to have one do... | [] | [] | [
[]
] | |
1snaiq | how does a hydraulic hybrid vehicle work? | I just got a delivery from a UPS truck that had a 'hydraulic hybrid' sticker on it, and it sounds really weird when it moves.
On Google it makes it sounds like there is a pump/motor that is in the transmission/drive train that pumps fluid into some sort of compression tank and when it is needed the fluid reverses ou... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1snaiq/eli5_how_does_a_hydraulic_hybrid_vehicle_work/ | {
"a_id": [
"cdz9ahi"
],
"score": [
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"text": [
"Under braking, fluid is moved from a reservoir into an accumulator.\n\nThe accumulator is filled with compressed nitrogen - I think this is the part you've missed. As the fluid is pumped in, it's the nitrogen which is (further) compressed, thus k... | [] | [] | [
[]
] | |
41elup | minimum wage increase ripple effect | I am just wondering if someone could explain the ripple effect if there was a minimum wage increase. If the minimum wage was to be increased, how would the wages of those workers who are making just above min wage be effected? And what about those who are making just above the people who are making just above min wage ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41elup/eli5_minimum_wage_increase_ripple_effect/ | {
"a_id": [
"cz1pswa",
"cz2hqni"
],
"score": [
12,
2
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"text": [
"Two things to remember. \n\n1. The proposed increase is designed to be phased in over several years. Most I've seen dont make it $15 the day after signing.\n\n2. Because of inflation, the minimum wage effectively goes down... | [] | [] | [
[],
[]
] | |
1xzjzp | the significance of the new star wars film being shot on film as opposed to digitally. | I don't understand the difference between the two except for the *extremely* basic facts, i.e. one exposes film to light to record the images and the other is a super fancy digital camera.
Also, what is the significance of a major motion picture being shot on film in 2014? Is it uncommon? Does it matter for some reaso... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xzjzp/eli5_the_significance_of_the_new_star_wars_film/ | {
"a_id": [
"cfg0a7v",
"cfg29hf",
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"cfg40vn",
"cfg701a",
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"score": [
136,
18,
9,
12,
2,
2,
2
],
"text": [
"George Lucas wanted all films to be shot digitally. He invested a lot into the digital process and Star Wars I... | [] | [] | [
[],
[
"http://www.imdb.com/title/tt2014338/reference"
],
[],
[],
[],
[],
[]
] | |
1s8q1z | the philosophy/idea behind changing a company/product/service name when it is already known by the old name | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1s8q1z/eli5_the_philosophyidea_behind_changing_a/ | {
"a_id": [
"cdv0o3t",
"cdv0ons"
],
"score": [
2,
2
],
"text": [
"Old names are old. New names are new.\n\nIf I have a brand with an old but recognized name, but I notice that in my market are competitors springing up that are newer, and are eating my market share, I might consider re-laun... | [] | [] | [
[],
[]
] | ||
37d94u | explain time, space, (dark) matter, (dark) energy, and how they correlate? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37d94u/eli5_explain_time_space_dark_matter_dark_energy/ | {
"a_id": [
"crlpfou",
"crlpg65",
"crmo088"
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"score": [
2,
6,
2
],
"text": [
"It starts with the theory of relativity. There are two basic axioms, or truths, that all else are derived from. The first is that the speed of light is constant in a vacuum and the second is the laws of... | [] | [] | [
[],
[
"http://www.livescience.com/32216-what-is-relativity.html",
"http://www.space.com/17661-theory-general-relativity.html"
],
[
"http://discovermagazine.com/~/media/import/images/c/9/4/mcg63015.jpg",
"http://www.nasa.gov/centers/goddard/news/releases/2010/10-023.html",
"http://physicswo... | ||
3m6p9t | why are there such frequent stampedes at the hajj and why are the resulting fatalities so high? | According to Wikipedia 2,760 pilgrims have been trampled to death since 1990. I get that the Hajj is a massive gathering of people, but I'm sure there must be significant efforts in place to control crowds and attempt to avert these disasters. Is there a scientific (e.g. flocking) or cultural (it seems like this often ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3m6p9t/eli5_why_are_there_such_frequent_stampedes_at_the/ | {
"a_id": [
"cvcgo3i"
],
"score": [
4
],
"text": [
" > Is there a scientific (e.g. flocking) or cultural (it seems like this often happens during the \"stoning of the devil\" ritual) explanation for why this happens with such frequency at the Hajj and not, for example, during Papal Masses or majo... | [] | [] | [
[]
] | |
4pmjb8 | when a male puppy grows up without male role models, how does he know to raise a leg to pee? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4pmjb8/eli5when_a_male_puppy_grows_up_without_male_role/ | {
"a_id": [
"d4m4x0t",
"d4m4y79",
"d4ma2hk",
"d4mdkmx"
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"score": [
2,
3,
3,
5
],
"text": [
"He won't know to do it, it is a learned behaviour. A male dog that has no 'role models' may still lift his leg to pee, but only after seeing others doing it at a park, kennel, et... | [] | [] | [
[],
[],
[],
[]
] | ||
3twdd6 | why don't our bodies ignore germs to avoid getting sick | If we catch x germ and die from the fever wouldn't our bodies be better off having just ignored the germ. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3twdd6/eli5_why_dont_our_bodies_ignore_germs_to_avoid/ | {
"a_id": [
"cx9smnd"
],
"score": [
5
],
"text": [
"You can't simply \"ignore\" a germ. The germ will grow and grow until it affects your body.\n\nSidenote: Are you high?"
]
} | [] | [] | [
[]
] | |
3q5226 | if humans create a space elevator, or essentially a pipe to outer space. would the vacuum suck out our atmosphere like a straw? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3q5226/eli5_if_humans_create_a_space_elevator_or/ | {
"a_id": [
"cwc32pf",
"cwc3ic1"
],
"score": [
3,
2
],
"text": [
"Gravity would act on the air in the pipe just like air not in the pipe. So, no.\n\nAlso, 'vacuum' does not suck. It merely provides an empty space for something with air pressure to flow into. It is the difference in pressur... | [] | [] | [
[],
[]
] | ||
50ebio | why do hospitals have visiting hours? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/50ebio/eli5_why_do_hospitals_have_visiting_hours/ | {
"a_id": [
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11,
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"text": [
"So patients can sleep in peace through the night and the lower number of staff on duty at night can focus more on pt care than tending to the families and t... | [] | [] | [
[],
[],
[],
[],
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9rot44 | how humans can be such picky eaters if food quality has been much poorer until recent history? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9rot44/eli5_how_humans_can_be_such_picky_eaters_if_food/ | {
"a_id": [
"e8iitt9"
],
"score": [
2
],
"text": [
"Most people in developed countries are not especially malnourished and are not facing starvation. Many of us have the luxury of choice and we lean hard into it.\n\nIf you're fighting and farming for every meal and every meal is the only meal you'... | [] | [] | [
[]
] | ||
1rs2yo | why do some clothes say they're 'made in hong kong' rather than 'made in china'? | I've noticed that some clothes specify Hong Kong. Why do they need to mention the city? I don't often see other countries name cities. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rs2yo/eli5_why_do_some_clothes_say_theyre_made_in_hong/ | {
"a_id": [
"cdqa3oe",
"cdqa6u6"
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"score": [
7,
2
],
"text": [
"Hong Kong is an autonomous region in China. It has a special status. That's not just in name only. Hong Kong basically has complete autonomy in how it is run. Think of it like being in a federation. The only things it d... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Special_Administrative_Region_of_the_People%27s_Republic_of_China"
]
] | |
2fuuzw | what is the process involved in joining the eu? | Since Scotland and UK are in the news, I was wondering if someone could explain the process of joining the EU. It would be awesome if there was a chart with arrows to assist the mentally challenged like myself! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fuuzw/eli5_what_is_the_process_involved_in_joining_the/ | {
"a_id": [
"ckcy60f"
],
"score": [
3
],
"text": [
"The prospective state has to meet economic and social benchmarks. If the state has trouble meeting them the EU will help if the state seems serious. After the state meets the benchmarks the state hold a referendum to see if domestic audience want... | [] | [] | [
[]
] | |
22q93a | why do married couples get additional benefits from the government? | With all the court cases pending on gay marriage bans, I frequently hear the argument that same sex couples should be afforded the same rights as heterosexual couples. I don't disagree with this, But I am curious what additional rights they are given and why. I believe that there is a tax advantage to being married, Bu... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22q93a/eli5_why_do_married_couples_get_additional/ | {
"a_id": [
"cgpbb9s",
"cgpbvxd",
"cgpca6c"
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"score": [
16,
2,
7
],
"text": [
"The theoretical idea that I've heard for the tax break is, essentially, that the government is subsidizing families. There are countries that are facing a very real problem with an impending population... | [] | [] | [
[],
[],
[]
] | |
a6qqyl | how significantly does piracy really effect a films income? and how frequently do people actually get punished or caught for piracy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a6qqyl/eli5_how_significantly_does_piracy_really_effect/ | {
"a_id": [
"ebx7vmt",
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"score": [
7,
3
],
"text": [
"It's way more complicated than that. [This great article at Stephen Follows](_URL_0_ ) explains how the money gets split up. The theater gets half of the ticket money after taxes (approx). They also have costs (building, ... | [] | [] | [
[
"https://stephenfollows.com/how-a-cinemas-box-office-income-is-distributed/"
],
[]
] | ||
5hbu6t | how do musicians instantly know what to play from such small instructions? | Whenever I see people jam like at open mics they have no idea about what song is meant to be played, never heard it before and never met, but the singer just says to the guitarist something like 'it's a C then a G' and they instantly can play the song. Like in TV shows the guy is like 'do you have a C for me?' and the... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5hbu6t/eli5_how_do_musicians_instantly_know_what_to_play/ | {
"a_id": [
"daz0bv2",
"daz1jop",
"daz1yqq"
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"score": [
2,
24,
2
],
"text": [
"A great a majority of jazz or even jam bandy tunes are free form. In that you have a set scale of notes you play that will almost alway fit. I can't remember the half step/whole step sequence, but as l... | [] | [] | [
[],
[],
[]
] | |
206qea | why after a shower, the mirror gets covered up in water vapour, almost like it was sticking to it? and why the water vapour reveals all the signs of the cloth cleaning the mirror, which were invisible before i took the shower? | and why does the mirror slowly returns to normal starting from the bottom?
also, in some hotels I have seen they have sections of the mirror which stay unaffected by water vapour. how do they do that, are they back-heated mirrors?
more thoughts/science about vapour and mirrors also appreciated!
thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/206qea/eli5_why_after_a_shower_the_mirror_gets_covered/ | {
"a_id": [
"cg0b039"
],
"score": [
2
],
"text": [
"In order to execute a phase transition, matter need to gain or give off energy. Not just in increasing/decreasing demperature, but what is called latent heat.\n\nLet's do an example. Imagine water in it's gas form (vapour). If it is exactly at 10... | [] | [] | [
[]
] | |
5fdo33 | how do keywords help search engines find websites? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5fdo33/eli5_how_do_keywords_help_search_engines_find/ | {
"a_id": [
"dajmr4g"
],
"score": [
3
],
"text": [
"The search engines send out \"crawlers\" that read the meta data about various websites, then store that in a big database. However, actual keywords are not really used anymore, as they were too easy to abuse. Some creators would add unrelated ke... | [] | [] | [
[]
] | ||
50glp7 | what's the point of 'c' and 'k'? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/50glp7/eli5_whats_the_point_of_c_and_k/ | {
"a_id": [
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"score": [
14,
4,
3,
2
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"text": [
"Most languages are not intelligently designed, but naturally grew out from older languages over time. Standardized spelling and grammar is pretty new, and it's quite extreme to st... | [] | [] | [
[],
[],
[],
[]
] | ||
4kdpky | why do people still accept that all the states in the u.s. get two senators each even though they have wildly different populations? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4kdpky/eli5_why_do_people_still_accept_that_all_the/ | {
"a_id": [
"d3e429i",
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"score": [
10,
6,
2
],
"text": [
"Because the Senate gives a degree of political power to the smaller states that they are, understandably, not interested in relinquishing. Any change would have to include an incentive to the smaller s... | [] | [] | [
[],
[],
[
"http://www.archives.gov/federal-register/constitution/article-v.html"
]
] | ||
5vr15v | how do bluetooth iems/headphones actually transmit sound without any physical connection between the iem and device it is paired with? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5vr15v/eli5_how_do_bluetooth_iemsheadphones_actually/ | {
"a_id": [
"de45jas"
],
"score": [
3
],
"text": [
"The sound is converted into a radio wave and broadcast to the receiver, which then receives the waves and converts them back into data. This data could be sound, or it could be any other kind of data you'd like to send.\n\nAnything and everything... | [] | [] | [
[]
] | ||
4tqzkr | negative interest rates | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4tqzkr/eli5_negative_interest_rates/ | {
"a_id": [
"d5jh82o",
"d5jhj8g",
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"score": [
2,
14,
5,
2
],
"text": [
"Basically where you have to pay money to keep you savings in a Financial institution (bank). Correct me if I'm wrong but I believe Japan currently has negative interest rates. \n\... | [] | [] | [
[],
[],
[],
[]
] | ||
1vy9c6 | if i kept mobile data enabled while on a flight, what would happen? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vy9c6/eli5_if_i_kept_mobile_data_enabled_while_on_a/ | {
"a_id": [
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"score": [
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2,
2,
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3,
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"text": [
"Nothing, probably. Cellphones affecting airplanes is becoming increasingly debunked.",
... | [] | [] | [
[],
[],
[],
[
"http://www.youtube.com/watch?v=Qc5R3qXblI4"
],
[],
[],
[],
[]
] | ||
sfhjr | what exactly is the mechanism behind the corruption of the "nintendo" graphic on older game boy systems when the cartridge connection was poor? | Furthermore, do the various patterns mean anything specific? I seem to recall commonly getting identical patterns across different games if they hadn't been played in a while.
An ELI21 is fine too. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/sfhjr/eli5_what_exactly_is_the_mechanism_behind_the/ | {
"a_id": [
"c4dov06"
],
"score": [
2
],
"text": [
"Basically, the image is transmitted by bits of code that if there's not a proper electrical connection for the game cartrigdge, some bits make it and some don't. Leaving gaps/corruptions in the data stream to show the image.\n\nNewer consoles ha... | [] | [] | [
[]
] | |
3upnkp | if british police don't carry guns, what do they do when facing a criminal with a gun? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3upnkp/eli5_if_british_police_dont_carry_guns_what_do/ | {
"a_id": [
"cxgqela",
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"score": [
54,
36,
3,
7,
21,
4,
13
],
"text": [
"When a suspect has a gun the units that are armed with firearms are the police that are sent, not your standar... | [] | [] | [
[],
[
"https://en.m.wikipedia.org/wiki/Firearms_unit"
],
[],
[],
[
"http://www.dailymail.co.uk/news/article-1242287/Gun-shortages-forcing-rival-gangs-rent-weapons-middlemen.html"
],
[
"https://www.youtube.com/watch?v=JgpYBV34pec"
],
[
"http://www.policememorial.org.uk/index.php?pag... | ||
cw17my | why does opening your eyes underwater dry them out? | Shouldn’t water have the opposite effect or am I missing something? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cw17my/eli5_why_does_opening_your_eyes_underwater_dry/ | {
"a_id": [
"ey7oqlr",
"ey7oxpk"
],
"score": [
3,
5
],
"text": [
"It is not that they are drying out. It is that they are getting irritated by material dissolved in the body of water.",
"The liquid in your eyes is called \"Lacrimal fluid\". when you open your eyes under water it is was... | [] | [] | [
[],
[]
] | |
20egv1 | measles have reapeared in the usa because of anti-vaccination movements. why should i care if i'm vaccinated, aren't i protected from it? | I'm vaccinated, the vaccine is supposed to keep me safe from the measles virus. Aren't only unvaccinated people at risk?
EDIT: Thanks everybody for the replies, I posted this in a hurry while finishing work, here's a link about the article that prompted me to ask [Thanks, Anti-Vaxxers. You Just Brought Back Measles in... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20egv1/eli5_measles_have_reapeared_in_the_usa_because_of/ | {
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"cg2jdpv",
"cg2je8u",
"cg2jeet",
"cg2jn2p",
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"cg2k859",
"c... | [] | [
"http://www.thedailybeast.com/articles/2014/03/13/thanks-anti-vaxxers-you-just-brought-back-measles-in-nyc.html"
] | [
[],
[],
[],
[],
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[
"http://www.cdc.gov/vaccines/adults/rec-vac/need-imz.html"
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[],
[],
[],
[],
[],
[],
[],
[],
[],
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[],
[],
[],
[
"http://www.medscape.com/viewarticle/815247",
"http://www.cdc.gov/measles/outbreaks.html"
],
[],
... | |
1vhf6r | why are voter ids bad, but gun ownership permits good (us-centric)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vhf6r/eli5_why_are_voter_ids_bad_but_gun_ownership/ | {
"a_id": [
"cesa85p",
"cesanj2",
"cesdifn",
"cesgxd7"
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"score": [
4,
2,
3,
2
],
"text": [
"Many people who oppose voter IDs also oppose gun ownership permits. You shouldn't presume that the terms of your question are fact.",
"[Out of the 197 million votes cast for fe... | [] | [] | [
[],
[
"http://abcnews.go.com/Politics/OTUS/voter-fraud-real-rare/story?id=17213376",
"http://fivethirtyeight.blogs.nytimes.com/2012/07/15/measuring-the-effects-of-voter-identification-laws/"
],
[],
[]
] | ||
1xj59d | since blind spot mirrors have convex mirrors and thus see more of the road, why don't all cars have them as primary mirrors instead of the flat ones? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xj59d/eli5_since_blind_spot_mirrors_have_convex_mirrors/ | {
"a_id": [
"cfbsag7",
"cfbse8a",
"cfbvael"
],
"score": [
2,
2,
6
],
"text": [
"Because they also distort the location (to a small extent) and the distance (to a much larger extent) of the objects reflected in them. In a way that a flat mirror does not. Meaning people would be mor... | [] | [] | [
[],
[
"http://gizmodo.com/5916670/this-driver+side-mirror-works-like-a-flat-disco-ball-to-completely-eliminate-blind-spots"
],
[
"http://www.fmcsa.dot.gov/rules-regulations/administration/fmcsr/fmcsrruletext.aspx?reg=571.111"
]
] | ||
4npp4s | if mass shootings are a mental health issue which everyone uses an excuse. then why is free health care not a constitutional right. yet guns are ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4npp4s/eli5_if_mass_shootings_are_a_mental_health_issue/ | {
"a_id": [
"d45vgcs"
],
"score": [
5
],
"text": [
"Pretty loaded question, but it's because presidential candidates have tried to get free health care as part of their campaign but citizens don't like more taxes (the 'free' has to be payed for by somebody)\n\nThe mass shooting issue is a combinat... | [] | [] | [
[]
] | ||
5ke7u5 | what is the current most accepted hypothesis of schizophrenia? | I was diagnosed with non-hallucinatory schizophrenia on February 2014. It is only referential delusions that put mush pressure on me so that I was led to be diagnosed. On the following 2 years, I recovered very steadily, and now my psychiatrists and I are confident that I have totally no positive symptoms.
After I got... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ke7u5/eli5_what_is_the_current_most_accepted_hypothesis/ | {
"a_id": [
"dbn9u74",
"dbnbji3",
"dbnhyh5",
"dbnngh9",
"dbnouca",
"dbo5u2c",
"dbo7sqk"
],
"score": [
34,
11,
7,
8,
3,
2,
3
],
"text": [
"ELI5 gets many, many questions about mental disorders and what causes them. As you yourself note, this is not so... | [] | [] | [
[],
[
"https://www.nimh.nih.gov/news/science-news/2014/schizophrenias-genetic-skyline-rising.shtml",
"http://www.forbes.com/sites/robertglatter/2014/07/25/stronger-genetic-basis-for-schizophrenia-landmark-study-finds/#2bf67dd46a71",
"https://bbrfoundation.org/brain-matters-discoveries/new-insights-int... | |
7wkr5h | why do boiled eggs smell worse/go bad faster when you crack/de-shell them | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7wkr5h/eli5_why_do_boiled_eggs_smell_worsego_bad_faster/ | {
"a_id": [
"du13o7n"
],
"score": [
2
],
"text": [
"Kinda hard to make it sound like a 5 year old would say it but...\n\nBoiling them allows the protein to break down releasing the mineral sulfur that is found within the make up of the egg.\n\nOnce the shell is cracked the sulfur gas releases into... | [] | [] | [
[]
] | ||
1t6dcw | why and how the value of bitcoins has gone down by 50%? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1t6dcw/eli5_why_and_how_the_value_of_bitcoins_has_gone/ | {
"a_id": [
"ce4rozi",
"ce4xk05"
],
"score": [
4,
3
],
"text": [
"I have no idea how bitcoins work, but I do know that the leading country in terms of economics refused to make transactions and to use bitcoins at all. Given the fact that Bitcouns are a global currency, when the chinese say... | [] | [] | [
[],
[]
] | ||
262n43 | credit cards and why i "need" to build credit | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/262n43/eli5credit_cards_and_why_i_need_to_build_credit/ | {
"a_id": [
"chn1yo4",
"chn21al"
],
"score": [
3,
2
],
"text": [
"If you ever plan on taking out a loan to buy a car or a house, you need to build credit (also known as improving your credit score) to show banks that you are trustworthy and able to repay debts. If you pay your credit card ... | [] | [] | [
[],
[]
] |
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