q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
value | subreddit stringclasses 1
value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
|---|---|---|---|---|---|---|---|---|---|
4ctfhu | what is a warrant canary and why is it missing from this years reddit transparency report? how strong is the indication they have been gagged? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ctfhu/eli5_what_is_a_warrant_canary_and_why_is_it/ | {
"a_id": [
"d1laweb"
],
"score": [
9
],
"text": [
"Although controversial, the gov't can legally bar you from saying you have been served a warrant.\n\nBut the government *cannot* make you lie about not being served a warrant.\n\nThe warrant canary takes its name from a literal canary that was lo... | [] | [] | [
[]
] | ||
4cu376 | do battery powered cars work just as phone batteries work? | I know that there is a certain type of battery that looses the ability to charge as time goes on, just like people seem to notice in their phones. I know that there are different types of batteries and that phones loose their ability to charge if you use them while they are charging or let them sit too long plugged in.... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4cu376/eli5do_battery_powered_cars_work_just_as_phone/ | {
"a_id": [
"d1lgo7p",
"d1lgpax",
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"score": [
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9,
2
],
"text": [
"Cell phones use lithium cobalt oxide LiCoO2. Cars use lithium iron phosphate or LiFePO4. Both lithium but different characteristics. Lifepo4 have lower power than lco's but last longer.\n\n",
"... | [] | [] | [
[],
[],
[]
] | |
3xx4hh | el niño. what the fuck happened to winter? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xx4hh/eli5_el_niño_what_the_fuck_happened_to_winter/ | {
"a_id": [
"cy8lxiv",
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"score": [
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5,
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"text": [
"Okay, so, the pacific ocean is really big, and really windy. The winds push all of the water to the west, and it wells up warm surface water along the western pacific. Every once in a while, for reasons... | [] | [] | [
[],
[
"http://www.theweathernetwork.com/news/articles/winter-hasnt-been-cancelled-but-will-be-milder-for-most/60506/"
],
[]
] | ||
1wlfjx | amanda knox has been found guilty of murder (again). should i believe it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1wlfjx/eli5_amanda_knox_has_been_found_guilty_of_murder/ | {
"a_id": [
"cf3326g"
],
"score": [
6
],
"text": [
"I recommend this article from Rolling Stone _URL_0_ which outlines the absurdity of the allegations against her very well."
]
} | [] | [] | [
[
"http://www.rollingstone.com/culture/news/the-neverending-nightmare-of-amanda-knox-20110627"
]
] | ||
aijlue | how do geodes form beautiful crystals on the inside, while still being boring on the outside? how do you spot one? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aijlue/eli5_how_do_geodes_form_beautiful_crystals_on_the/ | {
"a_id": [
"eeoe280",
"eeoewam",
"eeohoua",
"eep1bv5",
"eeqfqlc"
],
"score": [
12,
80,
44,
13,
2
],
"text": [
"I don't know a good way to spot one but I know a little bit of how they form. Basically, minerals in water will seep into a hollow area, like an animal's... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
buwrie | how are serotonin, dopamine, endorphins, and enkephalins related? also what's the function of each on its own? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/buwrie/eli5_how_are_serotonin_dopamine_endorphins_and/ | {
"a_id": [
"epk3hg9"
],
"score": [
3
],
"text": [
"Dopamine and serotonin are classical neurotransmitters. This means that they are one of a number of molecules that facilitate communication between nerve cells. \n\nEnkephalin is a neuropeptide. These are larger molecules that facilitate slower ... | [] | [] | [
[]
] | ||
e8heqw | did i win the sperm race by random luck? | Was I the fastest/most capable sperm, or was it just random luck that I made it into the egg first? Or was it a bit of both? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e8heqw/eli5did_i_win_the_sperm_race_by_random_luck/ | {
"a_id": [
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"fac1tys",
"fac2erk",
"facdut6",
"facre9v"
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"score": [
5,
2,
16,
3,
4
],
"text": [
"There are enough competing at the same time to put “random luck” in your column. \n\nRemember, there are millions that don’t make it, though, so...",
"Bi... | [] | [] | [
[],
[],
[],
[],
[]
] | |
kneq7 | what's the difference between all the open source licences (gpl, bsd, apache, etc.)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/kneq7/eli5_whats_the_difference_between_all_the_open/ | {
"a_id": [
"c2lp2m4",
"c2lp2m4"
],
"score": [
5,
5
],
"text": [
"Let's say, your mother have invented a new awesome pie recipe and wants to share.\n\nIf she shares with her friend under GPL licence, he promises to tell the recipe of this pie to anyone who asks him, but acknowledging that ... | [] | [] | [
[],
[]
] | ||
2u3yzy | why do humans receive one vaccination for a disease when they are young and it lasts their whole life, but dogs need to get booster shots every year? | Just got a reminder that my dog needs his vaccinations again and it made me wonder why I never need to get boosters for my MMR vaccinations or almost any vaccination besides tetanus. Also, why does my dog need some shots every year but his rabies shot only once every 3 years? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2u3yzy/eli5_why_do_humans_receive_one_vaccination_for_a/ | {
"a_id": [
"co4wa2b",
"co4wcqv"
],
"score": [
2,
2
],
"text": [
"Depends on the disease and the vaccine. It's not a hard and fast rule that we only have to get vaccinated once as you pointed out yourself with tetanus. There's also diptheria and pertussus (usually received with the tetan... | [] | [] | [
[],
[]
] | |
d0t0wa | how do hurricane hunters stay safe on hurricane reconnaissance missions? | The recent Hurricane Dorian has got me thinking. How do Hurricane Hunters, the people who fly straight into hurricanes to gather info about them stay safe? I imagine it must be very dangerous for an aircraft. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d0t0wa/eli5_how_do_hurricane_hunters_stay_safe_on/ | {
"a_id": [
"ezcwetj"
],
"score": [
7
],
"text": [
"Fly in the slowest moving parts of the hurricane the air speed is not uniform throughout. Also really good pilots and planes."
]
} | [] | [] | [
[]
] | |
6z9w12 | why is the base of a flame hotter than the top? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6z9w12/eli5_why_is_the_base_of_a_flame_hotter_than_the/ | {
"a_id": [
"dmtme8d"
],
"score": [
2
],
"text": [
"The base of the flame is hotter because that is where the bulk of the actual burning is. The top of the flame is more just the ash cooling until it stops glowing."
]
} | [] | [] | [
[]
] | ||
1zw6fl | why do women's nipples come in a variety of shapes and sizes compared to a man's? | I have searched and aside from the answer "because females nipples have a purpose, a male nipple does not", why are they so different shape wise? Every male I have ever seen shirtless has has average quarter sized nipples. The only exception is very few obese males with enlarged areola. Women have elongated, big, small... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zw6fl/eli5_why_do_womens_nipples_come_in_a_variety_of/ | {
"a_id": [
"cfxicm0",
"cfxj42z",
"cfxk3jk",
"cfxl0za",
"cfxm8m6",
"ck3mqx6"
],
"score": [
4,
19,
6,
2,
4,
2
],
"text": [
"Some guys have teensy tiny nips. All nips male or female are unique. Don't hate. ",
"Maybe you just pay more attention to womens' n... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
2qtmon | with the advent of html5 and its ease of use with mp4 videos, why don't we just abandon .gifs altogether? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qtmon/eli5_with_the_advent_of_html5_and_its_ease_of_use/ | {
"a_id": [
"cn9dkxi",
"cn9dzfw"
],
"score": [
2,
2
],
"text": [
"Given time, it will happen, but right now support for gifs needs to be maintained until they are no longer being used for content. There will always be a few hold outs that refuse yo stop making gifs, so it may take a while.... | [] | [] | [
[],
[]
] | ||
ehx5tn | how come the human body is 60% water but when a human gets cut open no water comes out? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ehx5tn/eli5_how_come_the_human_body_is_60_water_but_when/ | {
"a_id": [
"fcm3ga4",
"fcm3zib"
],
"score": [
13,
5
],
"text": [
"You may have heard of this thing called blood.\n\nIt is about 90% water. And comes out when you cut someone open.",
"Plasma in blood, for one, but also the fact that a lot of the water is tied up in various cells. Thes... | [] | [] | [
[],
[]
] | |
dkwcjv | what is the problem with ipv6? the it crowd doesn’t seem to like it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dkwcjv/eli5_what_is_the_problem_with_ipv6_the_it_crowd/ | {
"a_id": [
"f4kafis"
],
"score": [
9
],
"text": [
"That's because the IT Crowd is a TV show and not a networking team.\n\nBefore everything was standardized on IPv4, the world ran on Thicknet, TokenRing, FDDI, ArcNet, Ethernet and on SNA, IPX/SPX, IPv4, DecNet, OSI (for the short time that it exi... | [] | [] | [
[]
] | ||
bl3y79 | why does alcohol suppress the symptoms of certain diseases such as the common cold? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bl3y79/eli5_why_does_alcohol_suppress_the_symptoms_of/ | {
"a_id": [
"emlgtl7"
],
"score": [
2
],
"text": [
"Alcohol is a depressant, and a vasodilator, meaning it relaxes and widens blood vessels. This can be helpful if for example, you are very congested and/or achey, because increased blood flow to those parts of the body will bring more oxygen, whic... | [] | [] | [
[]
] | |
46xg5w | why can baseball players with average builds throw a baseball harder and faster than a bodybuilder with muscular arms could? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/46xg5w/eli5_why_can_baseball_players_with_average_builds/ | {
"a_id": [
"d08j36q",
"d08j4t7"
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"score": [
9,
2
],
"text": [
"Muscles are not irrelevant (see Roger Clemens), but pitching has a lot more to do with technique than raw power. In addition, arm strength is probably less relevant than core body strength.",
"Because the body builder's ... | [] | [] | [
[],
[]
] | ||
baatpj | how come sometimes a pen will write perfectly fine on one part of the paper, but won't work at all on other parts of the paper? even when writing with the same angle and pressure? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/baatpj/eli5_how_come_sometimes_a_pen_will_write/ | {
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"score": [
115,
2173,
368,
10... | [] | [] | [
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[],
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[],
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[],
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6zkupg | how does modern movie and tv shows make it look like they are shooting in a city from the 60's,70's or 80's etc. | Watching the new HBO show "The deuce" and all their exterior shots look amazing. Right out of the 70's. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6zkupg/eli5_how_does_modern_movie_and_tv_shows_make_it/ | {
"a_id": [
"dmw48fk",
"dmwh51t"
],
"score": [
2,
2
],
"text": [
"They have whole sets built to look like period cities. Whenever I drive down the Mexican Baja coast, just before you get to Ensenada there is a big movie studio with a western town, streets of cities, a pirate ship, all kind... | [] | [] | [
[],
[]
] | |
4jq4mw | how come it is possible to become addicted to a substance your body recognises as a poison such as alcohol? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4jq4mw/eli5_how_come_it_is_possible_to_become_addicted/ | {
"a_id": [
"d38m2qm",
"d38mm61"
],
"score": [
19,
3
],
"text": [
"Your body doesn't \"recognize\" anything with that degree of sophistication. Its process is limited to \"does it hurt me immediately enough to trigger any of my defensive mechanisms such as throwing up?\" If the answer's no... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=-6GMwAsdCOI"
]
] | ||
b6c81c | why does your phone speaker get louder when you cup it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b6c81c/eli5_why_does_your_phone_speaker_get_louder_when/ | {
"a_id": [
"ejjeuj6"
],
"score": [
6
],
"text": [
"Sound is vibration, it basically bounces all different angles. When you cup it off it bounces to your hand and goes to one direction.\n\nSo instead of the speaker sending vibrations all over the place.\nIt sends it all over the place but your han... | [] | [] | [
[]
] | ||
7twagi | how have we be able to save animals with very low numbers from extinction? wouldn't the gene pool be too small to propagate the species long term? | And for that matter, why do some scientists continue trying to breed the last few members of a species if the gene pool would be so shallow? Is it just to continue studying the animal, or am I misinterpreting the whole process? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7twagi/eli5_how_have_we_be_able_to_save_animals_with/ | {
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25,
11,
37,
4,
5
],
"text": [
"Yes, the gene pool would be very shallow. They decided that was better than being extinct forever. ",
"If a species has low variation it doesn't mean ... | [] | [] | [
[],
[
"https://cheetah.org/about-the-cheetah/genetic-diversity/"
],
[],
[],
[]
] | |
5m93ty | why some parts of the country call it "pop", others "soda", and others "coke". there must be a backstory. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5m93ty/eli5_why_some_parts_of_the_country_call_it_pop/ | {
"a_id": [
"dc1r2sq",
"dc1rmr6"
],
"score": [
3,
2
],
"text": [
"Coke is specifically used around Atlanta since there's where the Coke plant is, from there is spread to the surrounding regions. It's similar to how people say \"kleenix\" or \"Band-Aid\" instead of \"facial tissue\" or \"ad... | [] | [] | [
[],
[]
] | ||
2rubkd | how do pilots warn of turbulence 2 to 3 minutes before it hits the aeroplane? | The last few times I have flown the pilots have switched on the seatbelt sign prior to the plane hitting the turbulence....how do the pilots know its imminent? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rubkd/eli5_how_do_pilots_warn_of_turbulence_2_to_3/ | {
"a_id": [
"cnjbys0",
"cnjer2n"
],
"score": [
6,
2
],
"text": [
"From my understanding pilots who have already flown through it give them a heads up it's coming.",
"1. They see it on their onboard radar\n2. They are prewarned by atc\n3. They are prewarned by their company over compan... | [] | [] | [
[],
[]
] | |
26eyv5 | how did ancient people come up with the idea to smoke plants? | I mean, I doubt they said "Let's light this plant on fire and put it inside my mouth to see what happens!" Where did this come from? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/26eyv5/eli5_how_did_ancient_people_come_up_with_the_idea/ | {
"a_id": [
"chqe8cx",
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"chqls3j",
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"chqml0z",
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"chqn81u",
"chqnboi",
"chqnebr",
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"chqo92t",
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"chqoi5m",
"chqqhdc",
"chqs9gv",
"chqsxoe",
"c... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/H%C3%A1karl"
],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
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] | |
1qis0c | why does our body freak out when entering cold water. but not warm/hot water? | That feeling when you enter cold water, you lose your breath, everything pulses, everyone knows that feeling.
I get that the body also focuses on warming the center mass, and can ignore the other body parts, but still does not explain that feeling you get | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qis0c/eli5_why_does_our_body_freak_out_when_entering/ | {
"a_id": [
"cdd7tfm"
],
"score": [
2
],
"text": [
"Not really very scientific but, looking at evolution, running into cold water is something that might happen in nature so animals need to have a response to save them from it. Water that's hot enough to damage our body isn't that common."
]
} | [] | [] | [
[]
] | |
395z3v | why do the new generation consoles need to install new games and why does it take so long? | I've currently been installing Elder Scrolls Online for 7 hours and counting. Why do the new generation consoles have to install the games for hours when the previous consoles didn't have to? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/395z3v/eli5_why_do_the_new_generation_consoles_need_to/ | {
"a_id": [
"cs0lpb6",
"cs0m47s"
],
"score": [
3,
2
],
"text": [
"The new consoles are much faster, and have more RAM than the old ones. They can process much more data at a faster rate.\n\nBut blu ray drives aren't that much faster than they were the previous generation, and now games nee... | [] | [] | [
[],
[]
] | |
86yuyv | how rocket thrusters work | Why do the flames of a rocket form a cone shape, instead of expanding outward like a flamethrower would? Like this: _URL_0_
Edit: Clatification | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/86yuyv/eli5_how_rocket_thrusters_work/ | {
"a_id": [
"dw8xl8p",
"dw96d1n",
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"score": [
2,
3,
5
],
"text": [
"So basically the air being exhausted by the engine has to be equal in pressure to the air around it. When air is moving at a high speed it's pressure decreases to below what ambient air pressure would b... | [] | [
"http://spacenews.com/wp-content/uploads/2017/10/raptor-test.jpg"
] | [
[],
[
"https://www.youtube.com/watch?v=5YjhpBZycSk"
],
[
"https://upload.wikimedia.org/wikipedia/commons/4/46/Lockheed_Martin_F-22A_Raptor_JSOH.jpg"
]
] | |
1x2tlp | why are men who have multiple sex partners more socially accepted, but when it comes to women they are viewed as promiscuous in a negative way? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1x2tlp/eli5_why_are_men_who_have_multiple_sex_partners/ | {
"a_id": [
"cf7lo1h",
"cf7nklt",
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"score": [
2,
6,
2
],
"text": [
"because historically, maintaining bloodlines is important, and men impregnating many different women doesn't disrupt this like women having the children of multiple men",
"There are two main reasons... | [] | [] | [
[],
[],
[]
] | ||
52t528 | where all the money held by the u.s. government physically is and how it's sent to others as foreign aid | Is it all virtual/online?
And if so, how would a foreign government receive aid from the United States? Would the U.S. literally ship money to them or would that also be virtual? How does that translate into their currency? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/52t528/eli5_where_all_the_money_held_by_the_us/ | {
"a_id": [
"d7n21l5",
"d7ne3kd"
],
"score": [
3,
2
],
"text": [
"Most US money is virtual in bank accounts. Most foreign aid is sent in the form of goods, food, and medicine, only some is sent in money shipments. ",
"None of the money hold by the US physically is virtual/online. That... | [] | [] | [
[],
[]
] | |
5623gg | what causes red sky at night/in the morning and does it actually have a relationship to the coming weather. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5623gg/eli5_what_causes_red_sky_at_nightin_the_morning/ | {
"a_id": [
"d8ftih7"
],
"score": [
2
],
"text": [
"When the sun is low in the sky, there's more air light has to travel through before it reaches your eyes. The short wavelengths like blue are scattered out first, leaving the long wavelength red and orange to reach you.\n\nConversely, when the su... | [] | [] | [
[]
] | ||
2fdibe | why does my phone battery always 'die' slighly before the battery is completely flat? | There is always a small amount of juice left behind after the '0%' mark is reached. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fdibe/eli5_why_does_my_phone_battery_always_die_slighly/ | {
"a_id": [
"ck86jp9"
],
"score": [
9
],
"text": [
"First of all, the percentage shown to you is just an estimate. This is where calibration comes in handy, because it makes the estimate more accurate.\n\nApart from that, modern lithium based batteries take a great deal of damage if they're comple... | [] | [] | [
[]
] | |
48hpbn | who defined the frequency for each musical note and how did it get universally adopted? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/48hpbn/eli5_who_defined_the_frequency_for_each_musical/ | {
"a_id": [
"d0jlpn6"
],
"score": [
5
],
"text": [
"It's not universal!\n\nSetting [A to 440Hz](_URL_0_) though common is not the only standard used. "
]
} | [] | [] | [
[
"https://en.wikipedia.org/wiki/Concert_pitch"
]
] | ||
p9hl0 | bell curves and the reasons behind them | Title basically says it all. As I understand, a professor will sometimes increase the grades of an entire class if the marks are too low? What I don't understand is why, or how exactly it's done. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/p9hl0/eli5_bell_curves_and_the_reasons_behind_them/ | {
"a_id": [
"c3nkp2w",
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"c3nlbgf",
"c3nni9e"
],
"score": [
3,
2,
2,
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"text": [
"One reason why it is done is to compensate for poorly written exams.\n\nFirst, assume that all classes have a few really bright people, mostly average people,... | [] | [] | [
[],
[],
[
"http://divisbyzero.com/2008/12/22/how-to-curve-an-exam-and-assign-grades/"
],
[
"http://upload.wikimedia.org/wikipedia/commons/thumb/8/8c/Standard_deviation_diagram.svg/325px-Standard_deviation_diagram.svg.png"
],
[]
] | |
8769r8 | why do guys’ underwear have those two folds of cloth that overlap in the middle of the garment to create a kinda pocket? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8769r8/eli5_why_do_guys_underwear_have_those_two_folds/ | {
"a_id": [
"dwajpf9",
"dwajuoi",
"dwanb3x",
"dwbnh64"
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"score": [
4,
21,
11,
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"text": [
"So you can pull it out and piss without unbuttoning your jeans. It is useful when you have a bunch of stuff on your belt and don’t want to take everything off just to pee. ",
... | [] | [] | [
[],
[],
[],
[]
] | ||
6b7663 | why do americans consider barack obama to be black when he is actually mixed? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6b7663/eli5_why_do_americans_consider_barack_obama_to_be/ | {
"a_id": [
"dhkbr3b",
"dhkbrld",
"dhkbvhl",
"dhkchtz",
"dhke6pv",
"dhkl6qo"
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"score": [
2,
44,
94,
3,
22,
4
],
"text": [
"We know he's mixed. It's just part of our collective psyche that “when you're black, you're black.” If he looked more like [this](_UR... | [] | [] | [
[
"https://images.duckduckgo.com/iu/?u=https%3A%2F%2Ftse3.mm.bing.net%2Fth%3Fid%3DOIP.E028RNXEQedsEblSXExxoQDpEs%26pid%3D15.1&f=1"
],
[],
[],
[
"http://www.nbcnews.com/id/36157764/ns/politics-white_house/t/its-official-obama-black/#.WRj3BGjythE"
],
[],
[]
] | ||
5kl0ix | how will my bluetooth headphones know to connect to a aux-to-bluetooth transmitter without my input? | Since the transmitter has no interface for me to instruct it to pair with my headphones, how will they pair? I want to buy a transmitter off eBay but am sceptical the thing will actually pair with my headphones. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5kl0ix/eli5_how_will_my_bluetooth_headphones_know_to/ | {
"a_id": [
"dbonz15"
],
"score": [
2
],
"text": [
"When you go to pair them, the transmitter will see a device that wants to pair and it will ask to pair. The two will pair and you're good to go. "
]
} | [] | [] | [
[]
] | |
b6f5pr | why do people die from anaesthetic? and why are older people at higher risk? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b6f5pr/eli5_why_do_people_die_from_anaesthetic_and_why/ | {
"a_id": [
"ejk2f3f",
"ejk4fis",
"ejkp02e",
"ejmlt5h"
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"score": [
5,
3,
2,
2
],
"text": [
"There is no such thing as a \"knock out gas/chemical\" \nAll we have are things that shut down everything. \n \nGive a little bit of anaesthetic and you merely feel drunk. \nGi... | [] | [] | [
[],
[],
[],
[]
] | ||
eisll9 | how can you communicate using hexadecimals simpler than using the alphabet? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eisll9/eli5_how_can_you_communicate_using_hexadecimals/ | {
"a_id": [
"fct922p",
"fctcn3v",
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"fctm5np",
"fcu39bb",
"fcwdu47"
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"score": [
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3,
2,
2,
2,
2
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"text": [
"Hexadecimal isn't used in place of the alphabet. It's used instead of binary.\n\nComputers are based on two value logic. Everything you... | [] | [] | [
[],
[],
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Unicode_Consortium",
"http://www.asciitable.com/"
]
] | ||
10fzz4 | the american schooling system. i am a new zealander working with years instead of forms/grades | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/10fzz4/elif_the_american_schooling_system_i_am_a_new/ | {
"a_id": [
"c6d52dj",
"c6d94pk"
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"score": [
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2
],
"text": [
"You begin school at age 5 or 6. This is first grade. (Kindergarten is not compulsory, but i believe most children attend.) There are 12 grades. 1st-5th grades are usually called \"elementary school.\" 6th-8th are usually ... | [] | [] | [
[],
[]
] | ||
agnavt | if hormones are secreted into blood, and blood needs to pump around the body, how does adrenaline act so quickly | Ive always wondered how the moment of drama and that sinking feeling happen together instantly. But the chemical has to be secreted, get into the blood, and then the blood needs to be pushed via the heart to the brain.
How does this happen so fast? The chemical must be secreted in a way that the blood near the gland g... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/agnavt/eli5_if_hormones_are_secreted_into_blood_and/ | {
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7,
2,
2
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"text": [
"It takes about one minute for blood to circulate the body. Adrenaline also increases heart rate, thus increasing the rate of circulatio... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
4aqj3o | how do sewer systems in tall buildings work? does your crap free-fall all the way to street level? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4aqj3o/eli5_how_do_sewer_systems_in_tall_buildings_work/ | {
"a_id": [
"d12nyva"
],
"score": [
3
],
"text": [
"Generally sewer systems in high rise buildings are designed to avoid 2 problems. \n\n1. free-fall of waste, both to avoid ramming into to the pipe at the bottom of the fall, and to avoid increase in air pressure in the sewer line at the lower flo... | [] | [] | [
[]
] | |
bcsojm | what is the difference between a lab grown diamond and a cubic zirconia? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bcsojm/elif_what_is_the_difference_between_a_lab_grown/ | {
"a_id": [
"ekt3vqg",
"ekt4j9c"
],
"score": [
9,
3
],
"text": [
"One is a diamond and one isn’t. CZs are not made of carbon but made from zirconium dioxide.",
"the question should be \"what is the difference between lab grown diamonds and natural diamonds?\""
]
} | [] | [] | [
[],
[]
] | ||
4a7z8u | why do firefighters vent roofs of structure fires, wouldn't that make the fire worse by adding oxygen to it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4a7z8u/eli5why_do_firefighters_vent_roofs_of_structure/ | {
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"d0y4700",
"d0ycd95",
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"score": [
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8,
3,
3
],
"text": [
"When a hole is made in the roof because the building is \"vented,\" the smoke and gases escape because heat and smoke rise. It makes it much easier for the firefighters in the bui... | [] | [] | [
[],
[],
[],
[]
] | ||
46j77g | how does a car key unlock a specific car? out of millions of cars, how come no two cars have the same frequency? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/46j77g/eli5_how_does_a_car_key_unlock_a_specific_car_out/ | {
"a_id": [
"d05koym"
],
"score": [
9
],
"text": [
"Two cars can easily have the same frequency; using frequency alone would be a very poor way of setting up the security, since then someone could just sweep up and down the spectrum until they hit your car's frequency and suddenly they have a univ... | [] | [] | [
[]
] | ||
4sl33j | can someone please explain the extreme anti sentiment surrounding drug users and traffickers in the philippines? | As we have seen their PM ask them to kill them at will, they voted for him, surely they must have known that this was part of his platform. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4sl33j/eli5can_someone_please_explain_the_extreme_anti/ | {
"a_id": [
"d5a7um7",
"d5a8227",
"d5a9tl8",
"d5ap3mu"
],
"score": [
6,
14,
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],
"text": [
"Almost all of Asia is pretty heavy handed on drugs. Executions for traffickers in many places. It's worked pretty well.\n",
"Deleted my previous comment because I read your ... | [] | [] | [
[],
[
"http://www.rappler.com/nation/118004-crime-drugs-philippines"
],
[],
[]
] | |
5lpo03 | why does apple not allow you to lower versions of ios? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5lpo03/eli5_why_does_apple_not_allow_you_to_lower/ | {
"a_id": [
"dbxinve"
],
"score": [
2
],
"text": [
"A lot of what they fix is security issues with each version of iOS. So using a lower version is a security risk.\n\n\n\nAlso, Apple has a lot of server side software running, so there are general compatibility issues.\n\n\n\nFinally, it simplifie... | [] | [] | [
[]
] | ||
1svwa3 | how do people from completely different language groups communicate with braille ? | E.g how does Braille differ from country? How does a Braille reader translate words which can't be technically translated? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1svwa3/eli5how_do_people_from_completely_different/ | {
"a_id": [
"ce1qsyz"
],
"score": [
2
],
"text": [
"Braille is an alphabet, not a language. Blind people who do not share a language may still share an alphabet (English/Spanish/French/Latin/etc).\n\nAs far as I can tell, a Braille reader does not translate words, it only pronounces them."
]
} | [] | [] | [
[]
] | |
6cyula | why does it take so long for us to learn which side is "left" and which side is "right"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6cyula/eli5_why_does_it_take_so_long_for_us_to_learn/ | {
"a_id": [
"dhyfqlo",
"dhyghc8"
],
"score": [
10,
17
],
"text": [
"I didn't think it takes particularly long but anyway, there is a difference between objective learning and conceptual learning.\n\nLeft isn't a thing. It's a concept. And children's developing brains need a bit of exerci... | [] | [] | [
[],
[
"https://www.reddit.com/r/todayilearned/comments/1m6l0b/til_there_are_languages_without_the_terms_left/?st=J32ALCTB&sh=3bc7626a"
]
] | ||
3n8i1l | why is urban development a bad thing? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3n8i1l/eli5_why_is_urban_development_a_bad_thing/ | {
"a_id": [
"cvlrcko"
],
"score": [
2
],
"text": [
"I'm a French student in economics-sociology, we studied about the \"grands ensembles\" (these were big and modern buildings built in the 50's to answer to immigration) even if they were modern at the time they soon suffered technical difficulties... | [] | [] | [
[]
] | ||
22sytm | how does "dialing" a phone number work? | More specifically, what's happening when I push the numbers for a phone. What do the dial tones do? How do phones distinguish one number from another? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22sytm/eli5_how_does_dialing_a_phone_number_work/ | {
"a_id": [
"cgq2ayv",
"cgq2ckb"
],
"score": [
2,
2
],
"text": [
"Different numbers activate different tones. Some people can easily distinguish the different tones, other people think they all sound the same. However, computers (such as those in telephone switches) can distinguish between... | [] | [] | [
[],
[]
] | |
2gcnhv | difference between lungs and gills. why can't gills take oxigen from air and vice versa | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2gcnhv/eli5difference_between_lungs_and_gills_why_cant/ | {
"a_id": [
"ckhspmr",
"ckhxfjh",
"cki7tls"
],
"score": [
11,
3,
4
],
"text": [
"Lungs can actually take in oxygen from water but it's to much of a strain on the muscles. [Here](_URL_0_) They did an experiment on mice breathing liquid and it strained them too much and they fell to... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Liquid_breathing"
],
[],
[
"http://stonergirlsguide.files.wordpress.com/2014/01/wet-cat.jpg?w=610"
]
] | ||
6to6f0 | how can a cell phone receive a 4g, 3g, 2g, 1g, and no signal in a short time (10-15 minutes) without physically moving location or orientation? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6to6f0/eli5_how_can_a_cell_phone_receive_a_4g_3g_2g_1g/ | {
"a_id": [
"dlm8225",
"dlmifup"
],
"score": [
12,
2
],
"text": [
"A huge Pokemon-Go raid appears near your location\n\nBut seriously, there are a lot of factors that can play into signal reception. It could be the weather, a network issue, something about objects/obstacles between you an... | [] | [] | [
[],
[]
] | ||
6etui6 | where are youtube videos physically stored and how much digital space would be needed to store all the videos? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6etui6/eli5_where_are_youtube_videos_physically_stored/ | {
"a_id": [
"dicydt7"
],
"score": [
3
],
"text": [
"I've heard YouTube has about 1 Exabyte of data. Google doesn't list this, so I have no clue how accurate it is. Also, there is much much much more to google than just YouTube, so even if you calculated the capacity of their data centers, you re... | [] | [] | [
[]
] | ||
7pkv73 | how do ads get people to buy stuff? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7pkv73/eli5_how_do_ads_get_people_to_buy_stuff/ | {
"a_id": [
"dsi0qaz",
"dsi11ig",
"dsi28vx",
"dsi5oky"
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"score": [
7,
12,
3,
5
],
"text": [
"People see ad, ad grabs attention, people watch ad, people see product/service they think they might like in ad, people buy product/service.\n\nEdit: spelling ",
"Different ad... | [] | [] | [
[],
[],
[],
[
"https://www.reddit.com/r/explainlikeimfive/comments/1us3ah/eli5how_targeted_advertising_earns_any_money_if/",
"https://www.reddit.com/r/explainlikeimfive/comments/348eyr/eli5_how_are_internet_ads_still_profitable/",
"https://www.reddit.com/r/explainlikeimfive/comments/5mojes/eli5_ho... | ||
259d22 | why is it that when we look at the earth from afar, it seems as if it's a perfect circle/sphere? (same with other planets/stars) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/259d22/eli5_why_is_it_that_when_we_look_at_the_earth/ | {
"a_id": [
"cheyrzx",
"cheyv3i",
"chf2wwe",
"chf3zor"
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"score": [
4,
4,
7,
3
],
"text": [
"It is. If you shrunk the earth down to the size of a peach the surface of the earth would actually be smoother than the surface of a peach. Mountains dont amount to a hill of beans... | [] | [] | [
[],
[],
[],
[]
] | ||
uq16p | consolidating my student loans - is it worth it? | I know that there's a lower average interest rate but how do I know if it's a good value, since it's a longer repayment period? Have any of you done it, and is it worth it?
Right now I'm paying about $500 a month, but with consolidating I can turn that into $280. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/uq16p/eli5_consolidating_my_student_loans_is_it_worth_it/ | {
"a_id": [
"c4xit8r"
],
"score": [
3
],
"text": [
"Anyone ever given you free money(other than relatives on a holiday), before....? Yeah, me neither.\n\nThe longer repayment period equates to more interest money in their pocket. Sure you're only paying $280, but you're paying loans for an extra 5... | [] | [] | [
[]
] | |
1rz9oz | why do some artists (taylor swift, katy perry, eminem, etc.) have a "deluxe" version and a regular version of their albums? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rz9oz/eli5_why_do_some_artists_taylor_swift_katy_perry/ | {
"a_id": [
"cdseung"
],
"score": [
2
],
"text": [
"Maybe also because hitlists like Billboard chart are calculated by sold value. So they get better chances of being #1."
]
} | [] | [] | [
[]
] | ||
883mhn | what technology did nasa use when sending back pictures from pluto? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/883mhn/eli5_what_technology_did_nasa_use_when_sending/ | {
"a_id": [
"dwhl4b5",
"dwhlg7v",
"dwhlz0q"
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"score": [
5,
3,
3
],
"text": [
"New Horizons was the 2015 mission which sent us lots of pictures from Pluto, and it communicated with Earth through high-frequency (7-12GHz compared to Wifi's 2.4GHz or 5GHz) X-band transmitters that se... | [] | [] | [
[],
[
"https://hub.jhu.edu/2015/07/17/new-horizons-data-transmission/"
],
[]
] | ||
354wqk | if extremely simple organisms are still living today, then why did complex organisms come to be? | To clarify a little, why did organisms evolve if the survivability of simple organisms was already fine? Dont organisms typically evolve to adapt better? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/354wqk/eli5_if_extremely_simple_organisms_are_still/ | {
"a_id": [
"cr117oi"
],
"score": [
2
],
"text": [
"Because evolution isn't a conscious choice. \n\nOrganisms might just be \"born\" with one trait that made them better at surviving than the others of that kind, and then their children are better at surviving etc. etc. Eventually that evolved org... | [] | [] | [
[]
] | |
2fdb5g | why are alll my memories not from an eye level perspective? considering that's how the memory was captured. i see my physical self in almost all memories. | Mostly it's as if a camera was revolving about two feet away and above my head.
This is true for old memories and recent ones (eg even from a minute ago). | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fdb5g/eli5_why_are_alll_my_memories_not_from_an_eye/ | {
"a_id": [
"ck84n0z",
"ck85gsg",
"ck85s61"
],
"score": [
2,
4,
3
],
"text": [
"I don't think an ELI5 may be possible in this situation. Up until now, I always assumed that everybody saw memories from the first-person, as I do. ",
"Recall from a helicopter view suggests a lot o... | [] | [] | [
[],
[],
[]
] | |
dt3axn | how do scales that are capable of measuring incredibly tiny amounts of things actually work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dt3axn/eli5_how_do_scales_that_are_capable_of_measuring/ | {
"a_id": [
"f6uceyq",
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"f6uo7f7",
"f6uu8gz",
"f6v9wjr"
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"score": [
130,
4,
3,
26,
2,
5
],
"text": [
"I believe that most scales contain a piece of metal with a precise thickness/strength (called a load cell). Placing an item on the sc... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
7xaf02 | how do creams which give you a burning sensation (usually used for internal damage such as tissue tear) work? (details in post) | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7xaf02/eli5_how_do_creams_which_give_you_a_burning/ | {
"a_id": [
"du6rp3k"
],
"score": [
2
],
"text": [
"Here is an /r/askscience thread in which an OP asked the same as this. The cream you are thinking of is Deep Heat, but there are probably other variants and companies that make similar products. It is also available as an aerosol. \n\n_URL_0_\n\n... | [] | [] | [
[
"https://www.reddit.com/r/askscience/comments/1io37c/what_is_going_on_with_heat_creams_such_as_deep/"
]
] | |
7bs6sq | why do car manufacturers still make car windows out of glass? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7bs6sq/eli5_why_do_car_manufacturers_still_make_car/ | {
"a_id": [
"dpkcv1i",
"dpkcve7"
],
"score": [
2,
2
],
"text": [
"Because plastics like acrylic scratch very easily - light aircraft often use plastics for Windows, but scratching is always a concern. Glass can resist a lot of abrasion, especially from dirty windshield wipers.",
"Acryl... | [] | [] | [
[],
[]
] | ||
9csub3 | what causes insects to eat dead animals, but never try to eat a live one? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9csub3/eli5_what_causes_insects_to_eat_dead_animals_but/ | {
"a_id": [
"e5d1za3"
],
"score": [
2
],
"text": [
"What? Many hundreds, if not thousands, of predatory insect species prey on live insects and other animals."
]
} | [] | [] | [
[]
] | ||
3ub4i9 | how do claw machines work that they are so shitty but people still occasionally win them? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ub4i9/eli5how_do_claw_machines_work_that_they_are_so/ | {
"a_id": [
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"cxdisis",
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"cxdj2cz",
"cxdj39g",
"cxdj9y1",
"cxdjbyq",
"cxdjd4x",
"cxdjd4y",
"cxdjfe3",
"cxdjir1",
"cxdjlot",
"cxdjo8m",
"cxdk545",
"cxdk5jw",
"c... | [] | [] | [
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],
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[
"https://ww... | ||
2njoil | why are eggs you buy in a grocery store not capable of developing into a chick? | My guess would be that refrigeration kills it and prevents it from developing further. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2njoil/eli5_why_are_eggs_you_buy_in_a_grocery_store_not/ | {
"a_id": [
"cme74zq",
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"score": [
8,
18
],
"text": [
"A) Because they are not fertilized. Hens are kept in cages alone with no rooster. No rooster = no fertilization.\n\nB) Because even IF they were fertilized, conditions aren't right for hatching - temperatures need to be hig... | [] | [] | [
[],
[]
] | |
btfujy | why is that something rated 1000w spends 1kwh after an hour instead of 3600kwh, since watt is by second? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/btfujy/eli5why_is_that_something_rated_1000w_spends_1kwh/ | {
"a_id": [
"eox787v",
"eox7oy8"
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"score": [
14,
3
],
"text": [
"Because the unit kWh is kiloWatt hours. It has the second to hour conversion in it. \n\n1 kWh = 3.6 megajoules",
"Watts are a measure of the *rate* of energy transfer, while watt-hours are a *quantity* of energy.\n\nWat... | [] | [] | [
[],
[]
] | ||
oa8y7 | why you can't purchase subscriptions for certain channels | I ditched satellite/cable and went to streaming only. I would pay for a subscription to say HBO and Showtime like I do for Netflix. Why is it not available to be purchased that way? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/oa8y7/eli5_why_you_cant_purchase_subscriptions_for/ | {
"a_id": [
"c3fmuxt",
"c3fn9fl"
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"score": [
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2
],
"text": [
"You want subscriptions online for HBO/Showtime? I suppose it could be that they have a clause in their contract with the cable/satellite companies not to compete or something along those lines. It could also be a lack of sho... | [] | [] | [
[],
[]
] | |
79sp94 | what is a erdős number | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/79sp94/eli5what_is_a_erdős_number/ | {
"a_id": [
"dp4ibh5",
"dp4ic7o"
],
"score": [
15,
3
],
"text": [
"Have you heard of the Bacon number (or \"six degrees of Kevin Bacon\") before? It's the same concept except with math papers instead of movies.\n\nPaul Erdos was a very prolific itinerant math researcher, who travelled the ... | [] | [] | [
[],
[]
] | ||
429cft | how is it legal for developers to rip aaa titles off like this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/429cft/eli5_how_is_it_legal_for_developers_to_rip_aaa/ | {
"a_id": [
"cz8p417"
],
"score": [
4
],
"text": [
"[According to the Android Appstore the developers are in China](_URL_0_) and thus literally do not give even one quintillionth of a fuck about your or anyone else's intellectual property rights."
]
} | [] | [] | [
[
"https://play.google.com/store/apps/details?id=com.herogames.gplay.crisisactionsa&hl=en"
]
] | ||
f7zdk3 | why do our voices crack when we sweep a note from low to high? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f7zdk3/eli5_why_do_our_voices_crack_when_we_sweep_a_note/ | {
"a_id": [
"fihf4tu"
],
"score": [
3
],
"text": [
"It's called a passagio, and it's important if you sing to know on what notes it occurs. Singing low notes cause resonance in the chest. Higher notes resonate in the head. \n\nI'll avoid the obligatory jokes about voices resonating in the natural ... | [] | [] | [
[]
] | ||
1s22if | what's the facts on kwanzaa? is it a real thing? | I feel like 100% of the times I hear about Kwanzaa it's a joke but I'm pretty sure it came from something real. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1s22if/eli5_whats_the_facts_on_kwanzaa_is_it_a_real_thing/ | {
"a_id": [
"cdt5kap",
"cdt6qbw",
"cdt7fy3",
"cdtbc0g"
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"score": [
2,
2,
4,
2
],
"text": [
"Real as any other holiday or occasion/philosophy we feel needs to celebrated.\n\nJust like Festivus (_URL_0_), which did start out as a joke, and is mockingly celebrated by some fo... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Festivus"
],
[
"http://youtu.be/0kV-6qVp98Q"
],
[],
[]
] | |
6tjhvd | i get freckles seasonally. i'm wondering if it's similar to some birthmarks that are only visible when you are more tan, or if you get new freckles every year? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6tjhvd/eli5_i_get_freckles_seasonally_im_wondering_if/ | {
"a_id": [
"dllfu18"
],
"score": [
3
],
"text": [
"My freckles are the same, and I'm no expert at all so please don't only take my word for it because I only studied it for a little bit, but you have melanin deposits in your dermis. These are your freckles. Sometimes they expand with exposure to ... | [] | [] | [
[]
] | ||
24iosh | why is everclear liquor banned in certain states? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24iosh/eli5_why_is_everclear_liquor_banned_in_certain/ | {
"a_id": [
"ch7inta"
],
"score": [
2
],
"text": [
"It's like drinking rubbing alcohol, only it's 90/75 percent ethanol and not isopropyl alcohol. So some states are bound to be against consumption of the spirit. "
]
} | [] | [] | [
[]
] | ||
84cgew | what exactly is happening when windshield wipers randomly start missing big sections of windshield? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/84cgew/eli5_what_exactly_is_happening_when_windshield/ | {
"a_id": [
"dvomx6b"
],
"score": [
4
],
"text": [
"A combination of things.\n\nA windshield wiper relies on three things to keep in even contact with the windshield, having even pressure all along its length:\n\n* The flexibility of the wiper blade itself\n* The distribution of pressure along the... | [] | [] | [
[]
] | ||
30331s | why are americans (in general) so against a standard, national education curriculum, where every school in the country is on the same level? | For example, in high school I moved from a state with one of the shittiest education systems in the country to a state where education got prioritized. I struggled at my new school because my old school seemed to do the "bare minimum."
Many countries around the world have nationalized education and take great pride in... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30331s/eli5_why_are_americans_in_general_so_against_a/ | {
"a_id": [
"cponv9c",
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"cpox2jy",
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"cpoyeex",
"cpoz4i4",
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"cpp079l",
"cpp09ll",
"cpp0g5z",
"cpp191g",
"cpp1ebs",
"cpp2ci7",
"cpp3xmr"
],
... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"http://object.cato.org/sites/cato.org/files/serials/files/cato-handbook-policymakers/2003/9/hb108-28.pdf"
],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Waiting_for_%22Superman%22"
],
[],
[],
[],
[],
[]
] | |
1yublh | why do socialist nordic countries perform better economically than socialist latin american countries (or am i mistaken)? | I know that this question is pushing the limits of the policies against loaded questions and asking for personal opinions, but I'm genuinely curious what economic theories have to say about the subject. So let me clarify why I don't think this question breaks the rules:
If I'm wrong about Nordic countries outperformin... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1yublh/eli5_why_do_socialist_nordic_countries_perform/ | {
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"cfnu4w4",
"cfnu9tu",
"cfnyise",
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"score": [
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3,
6,
4
],
"text": [
"Corruption - many South American governments have a legacy of extractive policies dating back to Spanish colonialism, and the coups often just put a different criminal in charge. B... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Corruption_Perceptions_Index",
"http://www.bbc.co.uk/news/business-23231318"
],
[],
[],
[]
] | |
1u01lh | (serious) if i weigh 99 pounds and i eat 1 pound of nachos. am i 1% nachos? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1u01lh/eli5_serious_if_i_weigh_99_pounds_and_i_eat_1/ | {
"a_id": [
"ced71n3",
"ced7djz",
"ced7e20",
"ced7f1z",
"ced84t7"
],
"score": [
3,
6,
24,
2,
2
],
"text": [
"You sir have made my day",
"You are 1% nachos by weight. By mass no.",
"Briefly, before becoming 1% shit.",
"Well I'm guessing no, Because your b... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
3muk4y | precise technologies are made precise because the machines used to make them are precise. how was the "first" precise machine built? how did we know that the first "perfectly straight line", for example, was so, if there wasn't an existing "perfectly straight tool" to make it or evaluate it? | The question in the title may be a bit oversimplified but I wanted to be clear. I do understand that our precision has vastly improved over the centuries. For example, I know that we used to use a physical "meter stick" to calibrate distance measurements, and that today we use the distance light travels in a given amou... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3muk4y/eli5_precise_technologies_are_made_precise/ | {
"a_id": [
"cvi7jtg",
"cvi7zc0"
],
"score": [
4,
3
],
"text": [
"It's easy to make a pretty good straight line. Hammer two nails halfway into a piece of wood and then stretch a string between them. It'll make a nice straight line. You could then use that as a guide to carefully carve a st... | [] | [] | [
[],
[]
] | |
3j82ke | if kim davis isn't doing her job and not issuing marriage licenses, why hasn't she been fired? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3j82ke/eli5_if_kim_davis_isnt_doing_her_job_and_not/ | {
"a_id": [
"cun0rd2",
"cun0s3b",
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"cun0zog",
"cun1ljp",
"cun5a64"
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"score": [
11,
70,
30,
5,
6,
2
],
"text": [
"Because there is a very specific and drawn out process for removing an elected official from office. In most states, there's no one p... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
2eq6dc | how do international waters work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2eq6dc/eli5_how_do_international_waters_work/ | {
"a_id": [
"ck1uwki",
"ck1vnvc",
"ck1z667",
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"score": [
9,
4,
2,
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"text": [
"They are areas unclaimed by any nation. Instead, each ship in those waters operates under the laws of their home country (flag state). However, there are a few criminal acts such... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/United_Nations_Convention_on_the_Law_of_the_Sea"
],
[],
[]
] | ||
20qtrq | why can't we build a graviton detector? | Ok so im browsing Wiki and i read this:
Unambiguous detection of individual gravitons, though not prohibited by any fundamental law, is impossible with any physically reasonable detector.[13] The reason is the extremely low cross section for the interaction of gravitons with matter. For example, a detector with the ma... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20qtrq/eli5_why_cant_we_build_a_graviton_detector/ | {
"a_id": [
"cg5vb9z"
],
"score": [
3
],
"text": [
"Basically, gravitons are just really hard to detect because their interaction with matter is so limited. We have the same problem with neutrons. It takes massive underground tanks just to detect a couple neutrinos. Detecting gravitons is several ... | [] | [] | [
[]
] | |
2f2dc3 | - why is it unsafe to drink water directly from a mountain spring or creek? | When is the benefit is greater than the risk - when I'm almost dead? starting to feel weak? a little thirsty? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2f2dc3/eli5_why_is_it_unsafe_to_drink_water_directly/ | {
"a_id": [
"ck592vd",
"ck595pj",
"ck5a6v5",
"ck5c716"
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"score": [
2,
2,
2,
2
],
"text": [
"Waterborne pathogens and parasites which will cause vommitting and diarrhea; accelerating your dehydration and impending death.\n\nThere are various ways to make this water safe t... | [] | [] | [
[],
[
"http://en.m.wikipedia.org/wiki/Giardia"
],
[
"http://en.wikipedia.org/wiki/Naegleria_fowleri",
"http://www.filtersfast.com/P-Aquamira-Water-Purifier-Tablets-67400.asp"
],
[
"http://en.wikipedia.org/wiki/Naegleria_fowleri",
"http://en.wikipedia.org/wiki/Campylobacter",
"http:... | |
3u0uvl | besides party ties, why do a seemingly large amount of people believe president obama to be one of the worst presidents? | I mean, he was ok. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3u0uvl/eli5_besides_party_ties_why_do_a_seemingly_large/ | {
"a_id": [
"cxawpud",
"cxawzku",
"cxax1av",
"cxax1wt"
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"score": [
19,
9,
6,
19
],
"text": [
"He didn't deliver enough, especially on the subjects of restoring civil liberties or taking money out of politics for some of his Democratic base. And the ACA has been lackluster... | [] | [] | [
[],
[],
[],
[]
] | |
7qnfgw | are rape kits used to prove guilt? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7qnfgw/eli5_are_rape_kits_used_to_prove_guilt/ | {
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12,
3,
2
],
"text": [
"A rape kit does collect information - DNA, semen, etc. - but there can be signs of rape found while doing the kit. It’s basically a full body exam and the do... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
32al3g | why companies are promoting mobile-payment (google wallet, apple pay ..etc) | How does it benefit retailers, google, apple, phone companies, Credit Card companies ...etc | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/32al3g/eli5_why_companies_are_promoting_mobilepayment/ | {
"a_id": [
"cq9g1u8",
"cq9gk0v"
],
"score": [
10,
3
],
"text": [
"It's all about how easy it is for people to buy things.\n\nIf one can pay for something in-store just by touching a button on your phone, it will be easier to buy things.\n\nSo people buy more things.\n\nRetailers can sell ... | [] | [] | [
[],
[]
] | |
z0uue | why light microscopes are limited in terms of the smallest size of objects they can resolve | So if I understand things correctly, light microscopes can be used to visualize things down to as small as about 200 nanometers or so. After that, electron microscopes must be used. I know that one of the reasons for this has to do with the wavelength of light itself, and (again, if I'm understanding things correctly... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/z0uue/eli5_why_light_microscopes_are_limited_in_terms/ | {
"a_id": [
"c60jo7o"
],
"score": [
2
],
"text": [
"Numerical aperture is limited by the index of refraction (how much a substance bends light) of whatever medium the light is travelling through. The idea is the more you can bend light, the closer the objective lens can get to the specimen.\n\n1.... | [] | [] | [
[]
] | |
8wyre4 | how do pilots know ahead of time when turbulance is going to occur? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8wyre4/eli5_how_do_pilots_know_ahead_of_time_when/ | {
"a_id": [
"e1zi6j9",
"e1zibfw"
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"score": [
3,
4
],
"text": [
"I think they can anticipate turbulence by looking at weather radar or radio messages from other aircraft that has been through it. Clear air turbulence, however, can strike at anytime because there isn't a way of knowing. ",... | [] | [] | [
[],
[]
] | ||
1lvezd | why is it that after i exercise parts of my body (namely the fat parts, i.e. stomach/butt) are noticeably colder than the other parts of my body? | Why is it that after I exercise parts of my body (namely the fat parts, i.e. stomach/butt) are noticeably colder than the other parts of my body? I know someone on here as a good explanation. And sorry if it's been explained before but I am curious! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1lvezd/eli5_why_is_it_that_after_i_exercise_parts_of_my/ | {
"a_id": [
"cc34ipj"
],
"score": [
3
],
"text": [
"Blood is being directed more to your muscles, but your whole body is sweating. So the fat parts are being actively cooled by evaporation, but not heated as much by blood circulation."
]
} | [] | [] | [
[]
] | |
a8e2zc | why does spinning with your head on a baseball bat make you more dizzy than spinning while standing straight up? | At least for me, spinning with my forehead touching a baseball bat makes me much more dizzy (much more quickly) than just spinning while standing straight up (or even doing forward, sideways, or backwards rolls). Why does this happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a8e2zc/eli5_why_does_spinning_with_your_head_on_a/ | {
"a_id": [
"ec9x49h",
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"score": [
7,
2
],
"text": [
"Ok so, the reason you get dizzy from any spinning is because you have fluid in your inner ear. \nThis fluid sloshes around as you move your head, so when your head is upright and stationary this fluid is still. When you til... | [] | [] | [
[],
[]
] | |
8c64lx | how can there be such a difference in odds between various horses in a handicap race? | I understand the general concept of how handicaps work. However, if all of the horses in a race are weighted so that they should theoretically finish in a dead heat why are there often handicaps ran where the favourite could be 2/1 and the rag 50/1? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8c64lx/eli5_how_can_there_be_such_a_difference_in_odds/ | {
"a_id": [
"dxckmn3"
],
"score": [
3
],
"text": [
"Because the odds makers are taking other things into consideration. \nHorse A ran the same distance previously with more weight in X seconds. \nHorse B runs well in this weight distance but was injured recently. \nHorse C runs better on a hard dr... | [] | [] | [
[]
] | |
3ylpdk | why don't they sound proof the master bedroom in most houses, for obvious privacy and keeping the innocence of their kids? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ylpdk/eli5why_dont_they_sound_proof_the_master_bedroom/ | {
"a_id": [
"cyeith4",
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14,
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2
],
"text": [
"Because soundproofing works both ways and you want to be able to hear what's going on in the rest of the house. ",
"Firstly you're wrong, in expensive si... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
dpmv7p | what is a markov chain? | I keep hearing about them and after looking it up I'm not much closer to figuring it out. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dpmv7p/eli5_what_is_a_markov_chain/ | {
"a_id": [
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"f5ylmzu"
],
"score": [
8,
40,
5,
2,
2,
2,
2,
3,
2
],
"text": [
"Basically, it's any series of events of where the the outcome of the ... | [] | [] | [
[],
[],
[],
[
"https://www.youtube.com/watch?v=yKTBv7ZqFcU"
],
[],
[],
[],
[],
[]
] | |
95pzy0 | if temperature is a measurement of how much motion particles have shouldn't a fan make it hoter instead of colder? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/95pzy0/eli5_if_temperature_is_a_measurement_of_how_much/ | {
"a_id": [
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11,
4,
2,
2,
2
],
"text": [
"Fans do make the air hotter, in that they are not 100% efficient and some of the energy powering them is released as heat into the environment around them. \... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
21678u | the psychology behind rooting for a team. | Why do we root for teams and people in sports and such? I find it boring to watch a game without rooting for one of the sides, why is that? Is there an explanation? Thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21678u/eli5the_psychology_behind_rooting_for_a_team/ | {
"a_id": [
"cga14rs"
],
"score": [
3
],
"text": [
"Two applicable social psychology terms are BIRGing (Basking in Reflected Glory) and CORFing (Casting off Reflected Failure). BIRGing, simply put, is feeding off success via association. You attach yourself and your identity to a successful person... | [] | [] | [
[]
] | |
acv89p | what determines the color of a spark? the sparks from a gas lighter are blue, but lightning is white and corona discharge is usually violet | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/acv89p/eli5_what_determines_the_color_of_a_spark_the/ | {
"a_id": [
"edb0sks",
"edb6avo"
],
"score": [
2,
2
],
"text": [
"The type of medium that ignites. The gas used in lighters gives a blue flame, but different gases can give green, red, orange, blue, yellow flames",
"Nitrogen gives off pink light if you have enough energy to ionize it. ... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Gas-discharge_lamp#Color",
"https://en.wikipedia.org/wiki/File:Oxygen_discharge_tube.jpg",
"https://en.wikipedia.org/wiki/File:Nitrogen_discharge_tube.jpg"
]
] | ||
42rs9m | why do flat earthers think there is a cover up | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/42rs9m/eli5_why_do_flat_earthers_think_there_is_a_cover/ | {
"a_id": [
"czckth4",
"czckvhq",
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"score": [
2,
2,
5
],
"text": [
"It has to be all-in or all-out. Either they accept the Earth is round and there are some odd things they can't explain, or there has to have been a centuries old, all encompassing, constant scientific f... | [] | [] | [
[],
[],
[]
] | ||
2q9jpz | if the deep web makes up more than 90% of the internet, why are the "master list directories" so small? | The deep web is supposedly really massive, but if that's true, why are the directories so small? If you don't know what I mean - on the deep web, there are directories that have lists of sites that you visit, usually by category. Many claim to be "master lists" but even the longest ones will contain a maximum of around... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2q9jpz/eli5_if_the_deep_web_makes_up_more_than_90_of_the/ | {
"a_id": [
"cn43bzl"
],
"score": [
15
],
"text": [
"The \"deep web\" is every place on the web that isn't indexed by search engines. For example, any site that requires a password is part of the deep web. Your webmail's inbox, your facebook feed, your reddit preferences, are all part of the deep ... | [] | [] | [
[]
] | |
2owie2 | why does my debit card have seven digits on the back, but online retailers only ever ask for the last three? | It seems weird. I have never been asked for those other four. What are they there for? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2owie2/eli5_why_does_my_debit_card_have_seven_digits_on/ | {
"a_id": [
"cmr576a"
],
"score": [
7
],
"text": [
"The other four are simply a repeat of the last four on the front"
]
} | [] | [] | [
[]
] |
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