q_id stringlengths 5 6 | title stringlengths 4 295 | selftext stringlengths 0 34k | document stringclasses 1
value | subreddit stringclasses 1
value | url stringlengths 27 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
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6kz94f | why are ultra enlarged objects not in color? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6kz94f/eli5_why_are_ultra_enlarged_objects_not_in_color/ | {
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"score": [
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7,
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"text": [
"The cameras that see that small are called electron microscopes. They don't see in the visible light spectrum like regular cameras. Google them, they're pretty cool.",
"Colors are not a phenomenon t... | [] | [] | [
[],
[],
[]
] | ||
aaoz0c | why some objects orbit and don’t get pulled directly into another objects center? | Some planets have multiple moons and others have none. It seems like it’s a million times more likely for an object to just get pulled to the center of another by gravity as opposed to orbiting. Probably because I have no idea how it works. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aaoz0c/eli5_why_some_objects_orbit_and_dont_get_pulled/ | {
"a_id": [
"ectqks9",
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"score": [
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"text": [
"It *is* unlikely for an object to fall into orbit. Many objects are orbiting because they formed there, from debris themselves that were in orbit. For instance, the planets formed out of a rotating dust cloud that was orbiti... | [] | [] | [
[],
[]
] | |
adajco | why do some materials resonate at certain frequencies when they is sound playing around them? | I was recently playing at an orchestral concert and I noticed that my viola(string instrument) was vibrating on certain notes when I was not playing while my chair vibrated on different notes. What’s the reason for this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/adajco/eli5_why_do_some_materials_resonate_at_certain/ | {
"a_id": [
"edfa5i9",
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"text": [
"Because they are easier to vibrate at those specific notes.\n\nThink about how your viola works. You vibrate one of the strings and if you want a higher pitched note, you shorten the length of the strin... | [] | [] | [
[],
[],
[]
] | |
fj72gz | what’s the likeliest scenario for rarely flossing your teeth? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fj72gz/eli5_whats_the_likeliest_scenario_for_rarely/ | {
"a_id": [
"fklb05y",
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"score": [
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"text": [
"There’s debate over whether flossing does anything. The evidence supporting it is very flimsy. It’s a very American thing.\n\nI’ve personally never flossed and I’ve never had dental problems.",
"Likeliest scenario assumi... | [] | [] | [
[],
[]
] | ||
9orsns | how are people who shed a lot not bald? | I have been wondering this for years. I am a woman with average hair, not thin but not super thick either, and I shed a lot. My hairbrush and shower drain are always filled with hair and my hands are covered in hair after shampooing. I know this is normal but it honestly baffles me that I constantly have the same amoun... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9orsns/eli5_how_are_people_who_shed_a_lot_not_bald/ | {
"a_id": [
"e7w7ip1",
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"score": [
2,
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],
"text": [
"Because you grow hair while at same time shedding.\n\nIf your hair stopped growing and you shed then you become bald.",
"Individual hairs only grow for a particular length of time. On the head this might be a number of y... | [] | [] | [
[],
[]
] | |
34246v | why do corporations lobby for laws that impoverish lower class citizens? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/34246v/eli5_why_do_corporations_lobby_for_laws_that/ | {
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"text": [
"Basically, the people who run large corporations don't think about lower class citizens. They've become ludicrously rich by ignoring them so far, why start n... | [] | [] | [
[],
[],
[],
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4ecuun | - why does water begin to boil at the side of the pan, as opposed to anywhere else in the pot? | Is it the heat conducted from the metal is slightly hotter to begin with? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ecuun/eli5_why_does_water_begin_to_boil_at_the_side_of/ | {
"a_id": [
"d1yzna8",
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"score": [
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"text": [
"Reactions like boiling need some kind of incongruity in order to start. In the case of water in a pot, the grooves and such in the metal of the pot will kick off the boiling process. Unequal heating can also provide the in... | [] | [] | [
[],
[]
] | |
1jtegj | how does baking memory sticks or gpus in an oven fix it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jtegj/eli5_how_does_baking_memory_sticks_or_gpus_in_an/ | {
"a_id": [
"cbi3ckf",
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"score": [
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4,
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"text": [
"Heating it up will soften up the solder connections. If one of these connections has come loose, heating up the device and then cooling it will let the solder melt and reform a good bond.",
"Someti... | [] | [] | [
[],
[],
[]
] | ||
ds4sew | why is protein from meat “better” than protein from a shake? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ds4sew/eli5_why_is_protein_from_meat_better_than_protein/ | {
"a_id": [
"f6n5wit"
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"score": [
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"text": [
"Is it? Good protein powders/shakes contain most, if not all, of the hidden nutrients that meats contain (vitamins/minerals and such). The only thing they typically miss is fiber and antioxidants found in some protein-rich whole foods such as quin... | [] | [] | [
[]
] | ||
1q9tls | why is there still royalty in england | I Understand Parliament but the King and Queen | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1q9tls/eli5why_is_there_still_royalty_in_england/ | {
"a_id": [
"cdamix2",
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"score": [
2,
2,
7
],
"text": [
"Because getting rid of them means tearing down and rebuilding a large amount of constitutional law and custom that assumes a monarch. This would be awfully complicated and wouldn't really provide any be... | [] | [] | [
[],
[],
[]
] | |
28emhn | where does all this food go?!?! (competitive eaters) | Ok, I just got done watching a few of Matt Stonie's videos, and especially with a guy this small where does all the food go? I mean, watch [this video](_URL_0_) This is a 12 pound burrito that is gigantic. Its actually not even the most I have seen this guy eat. Where does it all go and how can somebody that small poss... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/28emhn/eli5_where_does_all_this_food_go_competitive/ | {
"a_id": [
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"score": [
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3
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"text": [
"it's a common misconception that smaller/skinny people cannot eat more than fat people. the stomach is an extremely versatile organ and can greatly expand/shrink. competitive eaters train to expand their stomach to the max... | [] | [
"https://www.youtube.com/watch?v=r80QoDvEJBA"
] | [
[],
[]
] | |
267jvr | why are engagement rings so expensive? | I got to talking about engagement rings a while back and I was told that a guy is supposed to drop a months or 2 months wages on an engagement ring.
This seems like an utterly insane amount for a piece of jewelry that's only there to mark the time from when you get engaged to the point where you actually get married.
... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/267jvr/eli5_why_are_engagement_rings_so_expensive/ | {
"a_id": [
"chods4j",
"chodtu9",
"chodu61"
],
"score": [
10,
5,
2
],
"text": [
"Because Debeers had a brilliant marketing department that made this \"myth\" commonplace. Now most women expect it, so most men do it.",
"The idea of spending \"two months salary\" was started by ... | [] | [] | [
[],
[],
[]
] | |
j6mti | why have some countries developed rapidly while other have not over the last century? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/j6mti/why_have_some_countries_developed_rapidly_while/ | {
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"text": [
"The world is a big place and there are lots of powerful nations and weak nations interacting all the time. The reasons for the state of a given nation can vary really widely and th... | [] | [] | [
[],
[],
[],
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] | ||
3kg95g | why do people on the internet write with such horrendous grammar, spelling, and punctuation? | Isn't it more difficult to understand someone if they don't write well? I'm just curious as to why folks do this. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3kg95g/eli5_why_do_people_on_the_internet_write_with/ | {
"a_id": [
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"text": [
"There's a large number of people on this site, so it's reasonable to expect that a certain percentage are going to:\n\nA). Still be in school, and thus have worse writing skills\n\nB). Have a bad educat... | [] | [] | [
[],
[],
[]
] | |
3f7stj | before cigarettes were widely known to be terrible while pregnant, did babies constantly come out with health issues? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3f7stj/eli5_before_cigarettes_were_widely_known_to_be/ | {
"a_id": [
"ctm93wi"
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"score": [
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"text": [
"They did. \n\nHowever, pre-natal care was weaker across the board. Drugs, x-rays, poor nutrition, contaminants...there were all kinds of dangerous in the environment we wouldn't think of exposing pregnant women to today. Smoking was on of them... | [] | [] | [
[]
] | ||
2a2yz0 | how is nascar a sport? | I've never quite understood it. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2a2yz0/eli5_how_is_nascar_a_sport/ | {
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"text": [
"Auto racing is generally accepted as a sport. Ergo, NASCAR is a sport.",
"A sport is:\n\n > an activity involving physical exertion and skill in which an individual or team co... | [] | [] | [
[],
[
"http://usatoday30.usatoday.com/sports/motor/nascar/2001-08-08-heat.htm"
],
[],
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] | |
2whume | why didn't america keep the statue of liberty polished so it didn't turn green? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2whume/eli5_why_didnt_america_keep_the_statue_of_liberty/ | {
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"text": [
"Copper oxide protects the copper from further oxidation.\n\nIf you repeatedly grind off the oxide the statue will eventually rust away.",
"Too expensive.\... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
5ra860 | why do anti-stress toys like fidgets and stress balls actually work? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ra860/eli5_why_do_antistress_toys_like_fidgets_and/ | {
"a_id": [
"dd5ltcn"
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"score": [
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"text": [
"Stress happens when too much is happening.\n\nFidgeting with stuff makes it feel like you're doing stuff, which your body can interpret as you fixing the stress.\n\nAlso, it gives you something other than stress to focus on."
]
} | [] | [] | [
[]
] | |
3ms7ow | how do skateboarders do insane jumps over staircases? | Sorry if my question is worded oddly. I've included a video to show what I mean. It seems like skateboarders are able to jump ridiculously high flights of stairs, but would the same people be able to do it without a skateboard? And if not, what about being on a board helps them do something like this?
_URL_0_ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ms7ow/eli5how_do_skateboarders_do_insane_jumps_over/ | {
"a_id": [
"cvhnujm"
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"text": [
"Look at Spencer Nuzzi explain how to ollie(the ollie is the jump on a skateboard) [higher](_URL_0_).\nMultiple factors come into it, speed and how hard you can pop.\n\nIf you thinking jumping stairs is amazing, Aaron \"Jaws\" Homoki will blow you... | [] | [
"http://www.dailymotion.com/video/xt92xw_crazy-high-jump-skateboarding_sport"
] | [
[
"https://www.youtube.com/watch?v=XRqetLJBE6I",
"https://www.youtube.com/watch?v=JiE35KJ2Rj8"
]
] | |
b3j4hq | when a star shines brighter than another, how are scientists able to tell if the star is bigger or just closer to us than the other? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b3j4hq/eli5_when_a_star_shines_brighter_than_another_how/ | {
"a_id": [
"eizyyl9"
],
"score": [
4
],
"text": [
"They compare it to other ways of measuring distance on the [cosmic ladder](_URL_1_). Questions about the cosmic ladder are [fairly common](_URL_0_)."
]
} | [] | [] | [
[
"https://www.google.com/search?safe=off&source=hp&ei=ms6SXOeKGay-ggeRzoJQ&q=site%3Awww.reddit.com%2Fr%2Fexplainlikeimfive+cosmic+ladder&btnK=Google+Search&oq=site%3Awww.reddit.com%2Fr%2Fexplainlikeimfive+cosmic+ladder&gs_l=psy-ab.3...397.2681..2750...0.0..0.119.927.15j1......0....2j1..... | |
7ya8ba | why do countries want to host the olympics? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7ya8ba/eli5_why_do_countries_want_to_host_the_olympics/ | {
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"text": [
"It’s a force of national pride and draws tourism for the games themselves and also because people learn about places and travel afterward. In recent years, as costs have skyrocketed it has become harder to get countries to ... | [] | [] | [
[],
[]
] | |
57xti2 | why have major countries not taken to teaching esperanto in classrooms to allow people to communicate internationally? | To rephrase my question; Why haven't we all agreed on a language that everyone should know so every human on Earth can talk with one other? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/57xti2/eli5_why_have_major_countries_not_taken_to/ | {
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"Because English largely fills this role, albeit incompletely. In general it's far more practical to get everyone to speak a language th... | [] | [] | [
[],
[],
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"https://laesperantisto.wordpress.com/2016/09/19/the-invisible-discrimination/"
],
[
"https://en.wikipedia.org/wiki/Propaedeutic_value_of_Esperanto"
]
] | |
5h8wfa | who makes pc viruses, why, and how do they work? | And are AntiVirus actually useful? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5h8wfa/eli5_who_makes_pc_viruses_why_and_how_do_they_work/ | {
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18,
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"text": [
"Hi! I work for a company that make an antivirus, along with some other products.\n\nViruses exist to make money. They do this by sn... | [] | [] | [
[],
[],
[],
[],
[
"http://www.miraclesalad.com/webtools/md5.php",
"https://www.fsf.org/",
"Movies-for-taters.lu.ro"
],
[
"asoidnaisnfoaings.net"
]
] | |
2rgj1z | how does child sexual abuse affect the victim into adolescence and later adulthood? specifically relationship-wise? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rgj1z/eli5how_does_child_sexual_abuse_affect_the_victim/ | {
"a_id": [
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"score": [
5,
17
],
"text": [
"Numerous ways. It pretty much can negatively impact every aspect of your life.\n\nThere is an insane amount of reading and studies on the subject you can find through a casual google search.\n\nSome possible problems are in... | [] | [] | [
[],
[]
] | ||
1tun0l | what is is that the people who upload viruses get out of that? just the satisfaction of knowing they're messing up people's computers? | This was just something I never quite understood. Is just malicious people who get a kick out of knowing they ruin someone's computer? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1tun0l/eli5what_is_is_that_the_people_who_upload_viruses/ | {
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"text": [
"That was the initial ... | [] | [] | [
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"1.To",
"3.To"
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2pnlfl | as gruesome as it sounds, what would a human being experience during a full blown aircraft explosion, during and up to their death? | You're in the cockpit. You hear a boom. There's fire. Then what? Are you burning alive as you fall to the ground? Or does the shockwave from the explosion knock you unconscious?
Edit: I'm talking about in a war scenario. You're either in a fighter jet, or a helicopter and get hit by a missile of some sort. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2pnlfl/eli5_as_gruesome_as_it_sounds_what_would_a_human/ | {
"a_id": [
"cmyfuay"
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"score": [
3
],
"text": [
"Well, if you were hit by an air to air missile, those are mostly designed to be like a grenade, that is, they get close and spray shrapnel at the plane. There's no need for a direct hit then, you see, they Swiss cheese the plane. There's a good c... | [] | [] | [
[]
] | |
3t1b3i | how do things dry at low temperatures? | Elementary school/basic science tells me that water freezes at 32 degrees Fahrenheit/ 0 degrees Celsius and boils to evaporation at 212 degrees Fahrenheit/ 100 degrees Celsius. Everything between that is liquid.
So how come when I hang my wet towel up in my 70 degree Fahrenheit apartment, it's dry by the time it gets ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3t1b3i/eli5_how_do_things_dry_at_low_temperatures/ | {
"a_id": [
"cx26tnz"
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"score": [
4
],
"text": [
"Water eveporates from its surface the whole time. It's why puddles aren't permanent. \n\nThe molecules move about and on the whole stay in the liquid but they do detach and escape. They stay where they are partially due to the pressure of the mo... | [] | [] | [
[]
] | |
67s8ae | why are canada and the u.s. arguing over milk? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/67s8ae/eli5_why_are_canada_and_the_us_arguing_over_milk/ | {
"a_id": [
"dgsti7p"
],
"score": [
2
],
"text": [
".... \n\n\n\n\n\n\nThis is a thing?"
]
} | [] | [] | [
[]
] | ||
ar9b0c | why can’t ants hop/jump? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ar9b0c/eli5_why_cant_ants_hopjump/ | {
"a_id": [
"eglmudu"
],
"score": [
9
],
"text": [
"Ants do jump. One example is the aptly named Jumping Jack Ants from Australia:\n\n_URL_0_"
]
} | [] | [] | [
[
"https://youtu.be/kAggi3eqYhg?t=34"
]
] | ||
5mnf5l | the basic relationship between christianity and judaism, and their respective holy books | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5mnf5l/eli5_the_basic_relationship_between_christianity/ | {
"a_id": [
"dc4ujv7",
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"dc4w9aq",
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"score": [
4,
4,
14,
2
],
"text": [
"Jesus was a Jew. The first half of the Christian Bible, the Old Testament, is pretty much the same as the Jewish ~~Torah~~ Tanakh.",
"Judaism predates Christianity by many ye... | [] | [] | [
[],
[],
[],
[]
] | ||
6164gz | can a 4gb usb stick infect your windows computer if you have autorun disabled and open nothing in it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6164gz/eli5_can_a_4gb_usb_stick_infect_your_windows/ | {
"a_id": [
"dfc0dq6",
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"score": [
2,
2
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"text": [
"Depends on the windows version, driver version and USB controller firmware. Even if you don't actively try to execute a file on the USB drive, the USB stick could be another type of USB device in disguise. \n\nEven if it loo... | [] | [] | [
[],
[]
] | ||
2qmezc | how serious is the russian economic collapse, and does it have implications outside russia? | I DID SEARCH. I don't want to know what caused it. I get that. I want to know how serious it is. Whenever I hear anything about it, it sounds like they're in the middle of a total collapse, but it doesn't seem like it's getting much coverage as it should be if that was the case. Wouldn't the collapse of a nation as big... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qmezc/eli5_how_serious_is_the_russian_economic_collapse/ | {
"a_id": [
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"score": [
15,
71,
11,
2,
5,
5,
4,
10
],
"text": [
"It's only very serious for Russia. The surrounding countries economies' are not very dep... | [] | [] | [
[
"http://touch.investing.com/currencies/usd-rub"
],
[],
[],
[
"http://en.m.wikipedia.org/wiki/1998_Russian_financial_crisis"
],
[],
[],
[],
[]
] | |
6b3gji | why do i burn myself when touching water at 100°c but not when touching air at the same temperature? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6b3gji/eli5_why_do_i_burn_myself_when_touching_water_at/ | {
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2
],
"text": [
"basically it comes down to the rate of heat transfer.\n\nair is actually a pretty major insulator, while water is going to transfer that heat very quickly",
"Same reason why styrofoam sitting outside in 5C feels warm and... | [] | [] | [
[],
[]
] | |
3n2vkp | why are astronauts and submariners still fed "real" food instead of some kind of nutrient paste/liquid thats much easier to store? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3n2vkp/eli5_why_are_astronauts_and_submariners_still_fed/ | {
"a_id": [
"cvkb5ti"
],
"score": [
4
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"text": [
"Because psychological health is also something that is a major concern for long term events. Having nutrient paste or liquid diets is very very demoralizing. "
]
} | [] | [] | [
[]
] | ||
55j16r | how do parasites and algae enter a new aquarium? | How does algae materialise in aquariums and where do parasites and diseases come from if all the fish in an aquarium were in quarantine and rocks/gravel have all been washed?
How does algae get into your aquarium and where do the parasites come from? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/55j16r/eli5how_do_parasites_and_algae_enter_a_new/ | {
"a_id": [
"d8axy2d",
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"text": [
"Algae can be really tiny and can become airborne fairly easily so it can get to anything that is exposed to the air. Also like bacteria it is virtually impossible to get rid of 100% of it especially on the irregular surfaces... | [] | [] | [
[],
[]
] | |
2w4p2g | some islamics are offended when pictures of mohammed the prophet are created, so why doesn't this extend to other prophets? there are millions or pictures/ videos depicting other prophets recognised by the sharia including abraham, moses, noah and jesus. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2w4p2g/eli5_some_islamics_are_offended_when_pictures_of/ | {
"a_id": [
"conjsq0",
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"score": [
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],
"text": [
"It does [extend to other prophets](_URL_0_) (I'm not entirely sure how to ELI5 this, since the question asks to explain something that isn't true, so I figured linking to the Wikipedia article was the ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Aniconism_in_Islam"
],
[
"http://www.zombietime.com/mohammed_image_archive/islamic_mo_full/"
],
[]
] | ||
dbsanq | how can the nsa activate your microphone while your device is turned off? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dbsanq/eli5_how_can_the_nsa_activate_your_microphone/ | {
"a_id": [
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"score": [
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4,
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"text": [
"Who says they turn it on when in reality it could always on?",
"... | [] | [] | [
[],
[],
[],
[],
[],
[
"https://patentimages.storage.googleapis.com/1f/87/fc/cf9a7e370b7c00/US8401521.pdf"
],
[
"https://en.wikipedia.org/wiki/Dual\\_EC\\_DRBG",
"https://www.bloomberg.com/news/features/2018-10-04/the-big-hack-how-china-used-a-tiny-chip-to-infiltrate-america-s-top-companies... | ||
49smvz | the nsa's prism program | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/49smvz/eli5the_nsas_prism_program/ | {
"a_id": [
"d0uir0a"
],
"score": [
6
],
"text": [
"One of the great challenges of the 21st century is figuring out how our old laws and constitutional rights apply to digital age technology. New technologies are not exactly analogous to anything that was around when the constitution was written, ... | [] | [] | [
[]
] | ||
fhsykq | how can the outdoor temperature ever increase in the middle of the night? where is this warmth coming from? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fhsykq/eli5_how_can_the_outdoor_temperature_ever/ | {
"a_id": [
"fkd598k",
"fkd7tzx",
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"score": [
21,
2,
2
],
"text": [
"It happens in Australia quite frequently. The centre of the country is a desert and heats up during the day. That heat rises and moves with the wind so it blows over the cooler areas of the country, me... | [] | [] | [
[],
[],
[]
] | ||
2shuqc | why is it that if someone is sad/depressed their eyes seem dead but when happy, their eyes seem to "light up"? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2shuqc/eli5_why_is_it_that_if_someone_is_saddepressed/ | {
"a_id": [
"cnpmd3b",
"cnpo3df"
],
"score": [
10,
2
],
"text": [
"The sad eyes usually don't blink a lot and lead to a glossy cover which we attribute with sickness or sadness. Sad people tend to stare off and look down and both are signs of *sad*. The muscles around the eyes are relaxed ... | [] | [] | [
[],
[]
] | ||
5p0txk | microsoft buying minecraft for 2.5b | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5p0txk/eli5_microsoft_buying_minecraft_for_25b/ | {
"a_id": [
"dcnjg98"
],
"score": [
2
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"text": [
"That's what it cost to buy them. They paid what they thought was a fair price that they could turn a profit on in a reasonable amount of time.\n\nAlso keep in mind that Minecraft/Mojang is a pretty big game, it's generating substantive revenues ... | [] | [] | [
[]
] | ||
2iq2hb | how do the cables in a suspension bridge hold it up, since the cable at the top is slack? | See: The Golden Gate bridge. _URL_0_
Shouldn't the top wire be a series of straight line segments, rather than forming a smooth curve? I'm a first year engineering student, and I still don't get it.
_URL_1_
Edit: Added diagram.
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2iq2hb/eli5_how_do_the_cables_in_a_suspension_bridge/ | {
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"cl4ehu0",
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17,
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],
"text": [
"Suspension bridges are an interesting design feat that were accomplished using a very complicated set of cables to balance the weight over long distances. \n\nThe Golden Gate brid... | [] | [
"http://upload.wikimedia.org/wikipedia/commons/0/0c/GoldenGateBridge-001.jpg",
"http://puu.sh/c53BD.png"
] | [
[
"http://www.tworvgypsies.us/photos-24-goldengatebridge.html"
],
[
"http://www.wolframalpha.com/input/?i=cosh%28x%29"
],
[],
[]
] | |
5kx8sb | how does a newborn know how to pout? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5kx8sb/eli5_how_does_a_newborn_know_how_to_pout/ | {
"a_id": [
"dbraes4",
"dbrgthl"
],
"score": [
12,
2
],
"text": [
"Many behaviors are innate to us, which can easily be demonstrated by people who have been blind/deaf since birth and still smile and laugh despite never having observed and learned the behavior from others.",
"Pouting s... | [] | [] | [
[],
[]
] | ||
6qsqfp | why isn't chewing tobacco a big thing in countries like usa, england and ? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6qsqfp/eli5_why_isnt_chewing_tobacco_a_big_thing_in/ | {
"a_id": [
"dkzpejd"
],
"score": [
2
],
"text": [
"If you're talking about nicotine gum, it can have help benefits if it helps a smoker quit. \n\nIf you talk about chewing tobbaco, it destroys your teeth and is linked to mouth / tongue cancer.\n\nAs to why it isn't popular ? It's less addictive t... | [] | [] | [
[]
] | |
1lpjbx | why cant we order and buy new cars completely online, but are instead required to go to the dealership? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1lpjbx/eli5_why_cant_we_order_and_buy_new_cars/ | {
"a_id": [
"cc1hj4a",
"cc1jpox"
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"score": [
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5
],
"text": [
"Tesla cars can be bought online! Otherwise due to state laws and stuff for regular cars you must go to a dealership.\n\nPersonally the best way that secured car purchases with me is go to Edmunds Tmv, get that price with the... | [] | [] | [
[],
[
"http://www.npr.org/blogs/money/2013/02/19/172402376/why-buying-a-car-never-changes"
]
] | ||
9hxjyt | how does your stomach know when the food is bad and decides to stop processing and starting pushing it back where it came from? | After a night of hurling (non alcohol induced) I had plenty of time to wonder about it... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9hxjyt/eli5_how_does_your_stomach_know_when_the_food_is/ | {
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118,
20,
5,
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],
"text": [
"Our stomach doesn’t know the food is bad. Instead, the cause of the food spoilage is bacteria. When the bacteria contact the environment in the stomach t... | [] | [] | [
[],
[],
[],
[],
[]
] | |
5zteqx | i want to design a video game. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5zteqx/eli5_i_want_to_design_a_video_game/ | {
"a_id": [
"df0vpee",
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"score": [
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"text": [
"You could start with a basic programming course and maybe the series on coursera about video game design from Mich... | [] | [] | [
[],
[],
[],
[
"https://www.reddit.com/r/explainlikeimfive/comments/5ngdfm/eli5_how_is_video_game_made/dcbckae/"
],
[],
[],
[]
] | ||
1nrs2n | i feel like i'm decent looking but why do i look uglier in pictures? | Not an insecure post. Just a general question. I think I'm decent looking when I look at myself in the mirror, but when I see pictures of myself I don't like them. Most of the time I find myself looking uglier than what I think I look like. Also some of my features in the mirror look good but when I see pictures they s... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nrs2n/eli5_i_feel_like_im_decent_looking_but_why_do_i/ | {
"a_id": [
"ccleonw",
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"cclfc41",
"cclgmax",
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"score": [
32,
14,
2,
11,
6
],
"text": [
"Your image in the mirror is what you're used to seeing. It's what your mental image of yourself looks like. In your mind, your image in the mirror **is**... | [] | [] | [
[],
[],
[],
[
"http://www.youtube.com/watch?v=Qe3oJnFtA_k"
],
[]
] | |
f99zkd | how do the clinic personnel avoid getting infected with contagious diseases all the time? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f99zkd/eli5_how_do_the_clinic_personnel_avoid_getting/ | {
"a_id": [
"fiq99sc",
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"score": [
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"text": [
"There are strict rule one has to follow in those situations. If it r... | [] | [] | [
[],
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[],
[],
[],
[],
[],
[],
[]
] | ||
3d3teg | why did human babies evolve to be so loud and demanding? wouldn't a constantly screaming baby be an extreme problem for the safety/hunting of our ancestors? | So my best friend recently had a baby and it got me thinking. Too much crying can..
- Stress out the parents, or make them sleep deprived, which isn't good for the baby's survival prospects
- Not only stress out the parents, but stress out everyone else in the vicinity, which could cause banishment/anger towards the ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3d3teg/eli5_why_did_human_babies_evolve_to_be_so_loud/ | {
"a_id": [
"ct1ixhz",
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"ct1mbdg",
"ct1mfqt",
"ct1mlu5",
"ct1mo6s",
"ct1mq4z",
"ct1mupu",
"c... | [] | [] | [
[],
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"https://www.youtube.com/watch?v=Zm-sQnazFAQ"
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[],
[],
[],
[],
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"https://www.reddit.com/r/explainlikeimfive/comments/3d3teg/eli5_why_did_human_babies_evolve_to_be_so_loud/ct1s2h4"
],
[],
[],
[],
[],
[
"http://childmags.com.au/family/parenting/6796-is-there-a-righ... | |
bajgrg | what is a cvt in a car and why do a lot of people hate it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bajgrg/eli5_what_is_a_cvt_in_a_car_and_why_do_a_lot_of/ | {
"a_id": [
"ekbxkfa",
"ekbz7kp",
"ekc615j"
],
"score": [
2,
5,
3
],
"text": [
"Continuously Variable Transmission.\n\nIt's a technique for building an automatic transmission, and some folks just don't like automatics. There is, of course, some energy loss in the mechanism but muc... | [] | [] | [
[],
[],
[]
] | ||
422vka | if i freeze a glass of water at 20 degrees, and another at 0 will they thaw at the same rate? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/422vka/eli5_if_i_freeze_a_glass_of_water_at_20_degrees/ | {
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"score": [
2,
4,
2,
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"text": [
"I would go with no, if they are both exposed to the same thawing conditions it would take longer for the temperature of the glass of water(ice) at 0 to reach the room temperature t... | [] | [] | [
[],
[],
[],
[]
] | ||
3nq2kg | why is the cdc not allowed to research gun control/gun violence? | It can't be just that the NRA lobbied for it just because. They had a compelling reason, right? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3nq2kg/eli5_why_is_the_cdc_not_allowed_to_research_gun/ | {
"a_id": [
"cvq88e7",
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"score": [
7,
2,
2
],
"text": [
"They say it's because they believe that CDC should be limited to studying diseases and gun violence isn't a disease. However, they also believe that the results of the study will be used to support more... | [] | [] | [
[],
[],
[]
] | |
3gmscb | why are arctic regions blurred/pixelated on google map? | Also some of the places in those regions have different colours like if it were a combination of old and new photos | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3gmscb/eli5_why_are_arctic_regions_blurredpixelated_on/ | {
"a_id": [
"ctzj5q1",
"ctzjd0n"
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"score": [
6,
6
],
"text": [
"Close up images on google maps (minus streetview) come from pictures from aerial photography **not satellites**. Since those places don't have that many aerial photography missions and satellites pass over them less frequen... | [] | [] | [
[],
[]
] | |
14awh0 | is there a point where we will no longer be able to "contact" voyager 1 | Eventually will there be a point where we can no longer communicate witch voyager 1 due to cosmic interference or the such? If so can there be a reasonable expectation as to when we will loose contact? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/14awh0/eli5_is_there_a_point_where_we_will_no_longer_be/ | {
"a_id": [
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"c7bgz3e",
"c7biib4",
"c7bij1d"
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"score": [
6,
22,
3,
11
],
"text": [
"I don't think it's possible to know the answer to this, which is what makes it really exciting.",
"I'd imagine that at some point it would be too far away for us to contact i... | [] | [] | [
[],
[],
[],
[
"http://imgur.com/os0Pb"
]
] | |
5nu4yx | why nowadays up to 60% of the people in developed countries have some kind of vision impairment? | I remember my father telling me that when he was young (70´s) no way near as many people had to wear glasses as today. Someon knows why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5nu4yx/eli5_why_nowadays_up_to_60_of_the_people_in/ | {
"a_id": [
"dcecnq7",
"dceddgy",
"dceiu36"
],
"score": [
11,
6,
5
],
"text": [
"Totally winging this, but I'm guessing it just wasn't diagnosed much before reading small text became a part of daily life. If you learned to read when younger but need bifocals at 40, who cares if yo... | [] | [] | [
[],
[
"https://www.aao.org/eye-health/tips-prevention/time-outdoors-reduces-nearsightedness"
],
[]
] | |
11mom9 | why is pumpkin seemingly the fall vegetable or to put it another way how did it become so popular it's in everything this time of year? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/11mom9/eli5_why_is_pumpkin_seemingly_the_fall_vegetable/ | {
"a_id": [
"c6ns1n1"
],
"score": [
5
],
"text": [
"Pumpkins where long associated with this time of year because this is the best time to harvest them. \n\nAs a result they worked their way into 2 fall holidays, Halloween as the jak o lanterns and Thanksgiving and delicious delicious pie. \n\nAnd... | [] | [] | [
[]
] | ||
2r6b4p | why does my dvr stop recording slightly earlier than the end of my scheduled show? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2r6b4p/eli5_why_does_my_dvr_stop_recording_slightly/ | {
"a_id": [
"cncv3wl",
"cncw9vk"
],
"score": [
3,
3
],
"text": [
"The DVR is probably recording the correct time; the show is running a bit long. Some networks do this on purpose. I don't understand the logic of it, though. ",
"When DVRs became popular, networks started to let their ... | [] | [] | [
[],
[]
] | ||
6vzvth | why are laws regarding exhausts on cars so strict for noise in some places when motorcycles are insanely loud without any consequence? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6vzvth/eli5_why_are_laws_regarding_exhausts_on_cars_so/ | {
"a_id": [
"dm48wsz",
"dm4ch5m"
],
"score": [
24,
6
],
"text": [
"Motorcycles have to comply to all of the same noise laws, and most of the same exhaust regulations in the vast majority of jurisdictions. When you hear a very loud motorcycle they are violating the law and you can report th... | [] | [] | [
[],
[]
] | ||
2r7nfh | - what tends to happen to a person if he/she was bullied throughout childhood? | ..in school and everywhere else? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2r7nfh/eli5_what_tends_to_happen_to_a_person_if_heshe/ | {
"a_id": [
"cnd6xs5",
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"score": [
3,
25,
2,
6,
3,
5,
2
],
"text": [
"depends, it makes some stronger and it makes some weaker. I would say regardless its a terrible thing to go throu... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | |
jjzhb | why is twitter so popular? | Everyone is talking about it, you even hear tweets mentioned on the news. So whats so good about it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jjzhb/eli5_why_is_twitter_so_popular/ | {
"a_id": [
"c2cqz7g",
"c2cr498",
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"score": [
11,
7,
2,
2,
2,
11,
7,
2,
2,
2
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"text": [
"Well, Twitter is a website where people can po... | [] | [] | [
[],
[
"http://youtu.be/ddO9idmax0o"
],
[],
[],
[],
[],
[
"http://youtu.be/ddO9idmax0o"
],
[],
[],
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] | |
5ezfgv | what is the intuitive answer for the need for e^x? | What are the real-world applications of e^x?
What are the real-world examples for the derivative of e^x being e^x?
Why is e^x so fascinating to people beyond the fact that it is famous?
Is their an answer that one can think through without retreating to proofs and limits?
What do we calculate with this instrument? ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ezfgv/eli5_what_is_the_intuitive_answer_for_the_need/ | {
"a_id": [
"dagarog",
"dagb7de",
"dagljfd"
],
"score": [
4,
4,
2
],
"text": [
"e^x is used for growth and decay models of situations i believe, modeled like so\n\nA = Ao e^(kx)\n\nwhere \nx is the time passed\nA is the amount at time x,\nAo is the initial amount \nk is a constant\... | [] | [] | [
[],
[],
[]
] | |
1w3pbu | why is it sometimes when i put hot food in tupperware container it sucks the lid in and sometimes it blows the lid outward? what's going on and what decides which direction the lid will flex? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1w3pbu/eli5_why_is_it_sometimes_when_i_put_hot_food_in/ | {
"a_id": [
"ceyf1jt"
],
"score": [
3
],
"text": [
"If you are putting in food emitting water vapor, ie steam, then the pressure in the container increases, popping the lid. If it doesn't emit vapor, then the pressure will decrease steadily as the temperature drops, and lower pressure gas takes u... | [] | [] | [
[]
] | ||
3sbfvy | are 2000 y.o. seeds dead before they germinate? if not, what part of them is alive? | Recently, some seeds from Jewish ruins were grown after 2000 years. How can life come from dead seeds? And if the seeds are not dead, what part of them is alive? There can be no moisture left in them after that long, right? And no cellular activity at all, right?
If the answer is that they are dead, how does wate... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3sbfvy/eli5are_2000_yo_seeds_dead_before_they_germinate/ | {
"a_id": [
"cwvqhzc"
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"score": [
2
],
"text": [
"You are thinking of Judean date palms, which were recently regrown from 2000 year old seeds.\n\nThe seeds were still viable after 2000 years because the cells inside were not dead. They were dormant for a long time, but there have been cells thaw... | [] | [] | [
[]
] | |
5ti5r9 | - why are idevices the most secure devices available? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ti5r9/eli5_why_are_idevices_the_most_secure_devices/ | {
"a_id": [
"ddmnok8"
],
"score": [
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],
"text": [
"If you mean in general consumer use, it's because they operate a completely closed ecosystem. Unless you jailbreak the device you can only run apps that have been approved by Apple. That, while not being perfect, does offer an additional layer of... | [] | [] | [
[]
] | ||
1gpul7 | why is a kilogram or kilometre equal to a thousand, but kilobyte equal to 1024? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1gpul7/eli5_why_is_a_kilogram_or_kilometre_equal_to_a/ | {
"a_id": [
"caml14g",
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"cams2mg",
"camzn6b",
"can10vi"
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"score": [
393,
23,
22,
4,
4,
2,
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],
"text": [
"Kilobyte can be both 1000 bytes, or 1024 bytes depending on context (different companies use different naming ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Kilobyte#Definition"
],
[],
[],
[],
[],
[],
[]
] | ||
non6a | how air traffic is coordinated | It just seems so complex with arrivals, departures, delays, weather, etc. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/non6a/eli5_how_air_traffic_is_coordinated/ | {
"a_id": [
"c3aqm2h",
"c3aqq6c",
"c3asmci",
"c3aqm2h",
"c3aqq6c",
"c3asmci"
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"score": [
3,
9,
3,
3,
9,
3
],
"text": [
"I'm no air traffic controller, but this when i was driving with my instructor (he was a retired pilot), this is how i remember him expla... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
36qxp4 | does stimulating the prostate really lead to a heightened male orgasm? if so, why? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/36qxp4/eli5_does_stimulating_the_prostate_really_lead_to/ | {
"a_id": [
"crgl5gh"
],
"score": [
26
],
"text": [
"Depends greatly on the person. Some people love it, some people hate it, some people are neutral.\n\nAs for why, the prostate is basically a giant bundle of nerves that's hooked up to your penis. Stimulating it can create a massive direct stimul... | [] | [] | [
[]
] | ||
4swq3d | why does swatting yield such low charges in america? | I want to be as clear as possible, I am talking about calling emergency services on people to troll them instead of swatting insects. How did we get to a point where someone who harasses people by diverting emergency workers, who's job is to save lives, on a regular bases get only a sub three year sentence? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4swq3d/eli5_why_does_swatting_yield_such_low_charges_in/ | {
"a_id": [
"d5crsyz"
],
"score": [
7
],
"text": [
"Cop here:\n\nLaws haven't caught up, basically. When they were written, \"SWATting\" wasn't really a thing. They just have general \"misuse of emergency services\" charges.\n\nPolice and prosecutors can't make up charges- they have to go by wha... | [] | [] | [
[]
] | |
64xuzw | if there's enough food and resources in the world to go around, why is there so much poverty concentrated in certain parts of the world? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/64xuzw/eli5_if_theres_enough_food_and_resources_in_the/ | {
"a_id": [
"dg5ssgi"
],
"score": [
5
],
"text": [
"Because the food and other resources are concentrated also. There are physical, logistic, and economic barriers to redistribution. "
]
} | [] | [] | [
[]
] | |
5m0tkd | how do retail stores make money with such ridiculous return options and not go into the negative? | After reading several post today i was wondering.. how do major department stores compensate for money lost on returns? Some things that stores take back are ridiculous | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5m0tkd/eli5_how_do_retail_stores_make_money_with_such/ | {
"a_id": [
"dbzvr60",
"dbzvrvi"
],
"score": [
3,
6
],
"text": [
"I know at wal-mart they have agreements with there suppliers that they will accept a certain amount of returns without question and if it is over that then I guess they just eat it,",
"the amount of returns on those thin... | [] | [] | [
[],
[]
] | |
3a31yd | what are those websites that i get directed to when i accidently write the name wrong in the url? | For an example when i visit _URL_0_ instead of _URL_1_ i end up on a website with a few related links and a search bar. Who hosts those websites and why do they all tend to look the same (cheap design, related links etc.)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3a31yd/eli5_what_are_those_websites_that_i_get_directed/ | {
"a_id": [
"cs8ta2f"
],
"score": [
3
],
"text": [
"They're \"squatters.\" People who know that users are going to screw up their typing and get unintentional web traffic, so they are attempting to make a profit from that exposure.\n\nIf you want to see who owns any website (like their name and a... | [] | [
"www.anwsers.com",
"www.answers.com"
] | [
[
"http://www.internic.net/whois.html",
"google.com",
"www.google.com"
]
] | |
3laiww | does a man retain ownership of his semen after it leaves his body? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3laiww/eli5_does_a_man_retain_ownership_of_his_semen/ | {
"a_id": [
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"cv4l7jk",
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"score": [
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],
"text": [
"Legally, I think it's generally legally treated like the trash you leave on the curb -- as discarded trash, no longer owned. ",
"No, its not yours unless its fertilises someth... | [] | [] | [
[],
[],
[],
[]
] | ||
3ztkns | there are all these companies offering free credit scores. what's their angle? how do they get paid? | They've got to be getting money somehow. They run ads that feel like they're selling exercise equipment or auto insurance. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ztkns/eli5_there_are_all_these_companies_offering_free/ | {
"a_id": [
"cyoxlml",
"cyoxv63"
],
"score": [
20,
4
],
"text": [
"CreditKarma works like a champ & I have yet to be bothered by them. Their angle is advertising. Their site has all sorts of \"suggestions\" which include a number of things you can sign up for, like credit cards. So it... | [] | [] | [
[],
[
"http://blog.credit.com/2014/12/fico-vs-fako-whats-your-real-credit-score-103270/"
]
] | |
ah44cq | why do people want to buy broken/water damaged iphones for cash? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ah44cq/eli5_why_do_people_want_to_buy_brokenwater/ | {
"a_id": [
"eeb9ksg"
],
"score": [
3
],
"text": [
"Broken electronics still have components that can be used, or resold for profit. They're also full of useful and valuable metals, such as gold."
]
} | [] | [] | [
[]
] | ||
20duxo | why can't you record police officers? | I always thought it would help for evidence for whatever they were responding to. Or is it so they can get away with bending the law themselves? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20duxo/eli5why_cant_you_record_police_officers/ | {
"a_id": [
"cg29y5i"
],
"score": [
3
],
"text": [
"It isn't always illegal or legal, depends where you are.\n\nDifferent jurisdictions that prohibit it give different reasons for it. (Although many people would accuse it of being to protect the police from prosecution when they overstep the law.)... | [] | [] | [
[]
] | |
537m2f | if eating raw eggs can give salmonella why do athletes drink raw eggs before/after a work out? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/537m2f/eli5_if_eating_raw_eggs_can_give_salmonella_why/ | {
"a_id": [
"d7qll5j",
"d7qm5xg"
],
"score": [
4,
5
],
"text": [
"1. Almost all the time, it doesn't give you a Salmonella infection.\n\n2. When have athletes ever done things strictly for safety?",
"Answered: You can eat eggs raw, it is all OK."
]
} | [] | [] | [
[],
[]
] | ||
87vd0o | it is said that zinc has quantifiable effects on the cold virus, regardless of strain; as people who intake zinc during the early stages of cold reduce the symptoms by one day or so. what's the reason behind this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/87vd0o/eli5_it_is_said_that_zinc_has_quantifiable/ | {
"a_id": [
"dwfu1q2",
"dwfu3z8"
],
"score": [
5,
2
],
"text": [
"The evidence for zinc's effects on colds are limited, at best. From the [Mayo Clinic website](_URL_0_):\n\n > Recently an analysis of several studies showed that zinc lozenges or syrup reduced the length of a cold by one day... | [] | [] | [
[
"https://www.mayoclinic.org/diseases-conditions/common-cold/expert-answers/zinc-for-colds/faq-20057769"
],
[]
] | ||
2opy1o | how audience could hear actors in ancient greece and elizabethean era. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2opy1o/eli5_how_audience_could_hear_actors_in_ancient/ | {
"a_id": [
"cmpfe71",
"cmpfw1d"
],
"score": [
5,
2
],
"text": [
"Many Greek amphitheaters - in some cases purely by accident - were structurally designed in such a way that resulted in the natural amplification of the actor's voices by reflecting certain frequencies of sound toward the au... | [] | [] | [
[],
[]
] | ||
30jy7x | why do we enjoy watching a movie or reading a book more than once if we already know what's going to happen? | Some movies/books are even better the second time. Why? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30jy7x/eli5_why_do_we_enjoy_watching_a_movie_or_reading/ | {
"a_id": [
"cpt4ry2",
"cpt4w9a"
],
"score": [
4,
8
],
"text": [
"Wouldn't you like to relive your happiest moments in life? ",
"My take on that:\n\nBecause a good story isn't good for its outcome. It's good for its rich characters and the way the story takes to lead your characters to... | [] | [] | [
[],
[]
] | |
6l2wd1 | how did big pharma help create the current heroin epidemic? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6l2wd1/eli5_how_did_big_pharma_help_create_the_current/ | {
"a_id": [
"djqobyp",
"djqojee"
],
"score": [
3,
3
],
"text": [
"You may be confused. Big Pharma companies are accused of helping to create the current *opioid* epidemic, because they make opioid pills -- which are being used much more than their original intention.",
"Big Pharma pres... | [] | [] | [
[],
[]
] | ||
1bhuxh | how is it possible that csx trains can move cargo nearly 450 miles on a single gallon of fuel when my car can only go 18. | Knowing that trains weigh significantly more than cars how is it possible that a million pound train can move farther than my 2-3 ton car using the same amount of fuel? Wouldn't all the extra mass require more force to move compared to a car? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1bhuxh/eli5_how_is_it_possible_that_csx_trains_can_move/ | {
"a_id": [
"c96sox1",
"c96sw09",
"c96udf1",
"c96ynxj"
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"score": [
31,
9,
77,
2
],
"text": [
"There is a large reduction in drag from air. Once the locomotive pushes it out of the way, air doesn't settle completely back into place until the train has finished passing by.... | [] | [] | [
[],
[],
[
"http://www.csx.com/index.cfm/about-csx/projects-and-partnerships/fuel-efficiency/"
],
[]
] | |
2p992s | why don't positrons react like that? | In the [Ghostbusters vs Mythbusters](_URL_0_) episode of Epic Rap Battles of History, there's the line "It's a fact positrons don't react like that!". Could someone please ELI5? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2p992s/eli5why_dont_positrons_react_like_that/ | {
"a_id": [
"cmuhmwn"
],
"score": [
3
],
"text": [
"The Ghostbusters infamous backpacks are supposed to be \"positron colliders\". When positrons collide with electrons, they either destroy them or scatter, they dont create magic lassos."
]
} | [] | [
"https://www.youtube.com/watch?v=w0pnTm-KK9k"
] | [
[]
] | |
6n9gw7 | how come my alarm wakes me up without fail, but other very loud noises in the vicinity of my house don't? | So my alarm wakes me up without fail no matter when I have to get up by. It's just my alarm on my phone doing the default tune it's set to.
Where I live however can be very noisy. Within throwing distance (literally the end of my road or on the other side of the fence to my road) I have a train station, police station... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6n9gw7/eli5how_come_my_alarm_wakes_me_up_without_fail/ | {
"a_id": [
"dk7qcp0",
"dk7qq9o"
],
"score": [
2,
3
],
"text": [
"You have had that alarm tone for years now so you have trained your brain to when it hears that it is time to wake up. Also you have learned to fall sleep with all the other sounds so you filter them out. \n\nAlso something ... | [] | [] | [
[],
[]
] | |
5dgqar | null and alternative hypothesis (statistics | I understand the basic premise of hypothesis testing. I under stand why we fail to reject or reject the null hypothesis. I can't wrap my head around the terminology, alternative is straightforward enough that it isn't the claimed statement. How in the world did it wind up with the term null? Statistics seems to use cer... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5dgqar/eli5_null_and_alternative_hypothesis_statistics/ | {
"a_id": [
"da4dmtb",
"da4i06p"
],
"score": [
5,
3
],
"text": [
"The Null in Null Hypothesis just means that there is no hypothesis. The Null Hypothesis is just the status quo and and the Alternative Hypothesis is what you are trying to gather evidence for.\n\nBecause we are starting with... | [] | [] | [
[],
[]
] | |
2288uu | the dark ages | Were pagan cultures that thrived before the christianity dominated dark ages more technological and scientific then the various christian countries? Did the dark ages effect the entire world or was it just in Europe (like were civilizations in Asia or the Americas thriving?) ? What was the initial spark that caused rel... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2288uu/eli5_the_dark_ages/ | {
"a_id": [
"cgkaor0",
"cgkaovc",
"cgkatja",
"cgkavqh",
"cgkb4dc",
"cgkb6kt",
"cgkm49h"
],
"score": [
3,
3,
13,
7,
13,
16,
2
],
"text": [
"[These people know what they're talking about.](_URL_0_)",
"1 - The Dark Ages refer to just Europe, not Asi... | [] | [] | [
[
"http://www.reddit.com/r/AskHistorians/comments/10k6hj/how_much_of_the_dark_ages_can_we_really_blame_on/"
],
[],
[],
[],
[],
[
"https://www.youtube.com/user/crashcourse"
],
[]
] | |
7kgmug | how do waterless toilets work? how do they not smell constantly? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7kgmug/eli5_how_do_waterless_toilets_work_how_do_they/ | {
"a_id": [
"dre5y7t",
"drejhq5"
],
"score": [
6,
3
],
"text": [
"They use a puck that reduces the smell when urine passes through it. Then the urine/cleaner combo go into the drain. The drain still uses a p-trap or a U-shaped bit of pipe that will hold liquid to prevent sewer gases from e... | [] | [] | [
[],
[]
] | ||
51vcxq | why is it that a webpage that's not loading always appears for a second just as i navigate away? like just a teasing flash of the page as i hit "enter" on a different url, or as i hit "refresh". | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/51vcxq/eli5_why_is_it_that_a_webpage_thats_not_loading/ | {
"a_id": [
"d7f7oeb",
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"d7fjoxr",
"d7fmuyg",
"d7fnfas",
"d7fnoft",
"d7fnx1u",
"d7fow60",
"d... | [] | [] | [
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[],
[],
[],
[],
[],
[
"https://www.reddit.com/r/explainlikeimfive/comments/51vcxq/eli5_why_is_it_that_a_webpage_thats_not_loading/d7fbbyz"
],
[],
[],
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[],
[],
[],
[],
[],
[],
[],
[],
[],
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[],
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2k3nfs | how has the iss been able to stay in space for so long? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2k3nfs/eli5_how_has_the_iss_been_able_to_stay_in_space/ | {
"a_id": [
"clhkvua",
"clhkx2y"
],
"score": [
3,
2
],
"text": [
"The ISS orbits at about 200 miles high, at 17500 miles per hour. This high speed and height is enough to ensure it's trajectory matches the curvature of the earth - ie it will never fall and hit the earth.\n\nIn reality this... | [] | [] | [
[],
[]
] | ||
20doz7 | what causes "protein farts" to smell so horrible? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20doz7/eli5_what_causes_protein_farts_to_smell_so/ | {
"a_id": [
"cg28a7z",
"cg2a4bf"
],
"score": [
3,
2
],
"text": [
"I don't know for sure, but my guess would be that since many amino acids contain sulfur, you're getting all sorts of fun thiols in the gas.",
"Short-Chain Fatty Acids are the smelly products of animal fat when it is degr... | [] | [] | [
[],
[]
] | ||
cbrv4x | why are cups or plates the primary trophies in many sports? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cbrv4x/eli5_why_are_cups_or_plates_the_primary_trophies/ | {
"a_id": [
"ethvmzi",
"eti28cv",
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"eti6hlc",
"eti92oc",
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"etiafc1",
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"etiscr0"
],
"score": [
3018,
245,
16,
48,
30,
8,
14,
15,
2
],
"text": [
"In ancient Greece very fine olive oil was a common prize. Ol... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[
"www.pepysdiary.com"
]
] | ||
1nl34n | why does adobe reader need to be updated every 5 days? | What updates am I actually installing? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1nl34n/eli5_why_does_adobe_reader_need_to_be_updated/ | {
"a_id": [
"ccjjtz7",
"ccjkxmo"
],
"score": [
6,
3
],
"text": [
"It varies from day to day, but they're most likely small little bug fixes for corner cases, and also any possible security issues that they might find.\n\nKeep in mind, you're talking about software that's installed on the V... | [] | [] | [
[],
[]
] | |
cxqhmz | does a caterpillar feel pain during metamorphosis? | So a caterpillar makes a chrysalis, dissolves into goop, then reforms itself into a butterfly. Does having it's body dissolve hurt? Does regrowing? Do we know? Do we have any idea what it perceives and for how long? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cxqhmz/eli5_does_a_caterpillar_feel_pain_during/ | {
"a_id": [
"eymy8vn",
"eyn8u6i",
"eynoxu1"
],
"score": [
4,
15,
3
],
"text": [
"Some please answer this! I get asked this all the time by little kids at work and I have no idea.",
"The non-ELI5 version of a similar question was asked [previously](_URL_0_).\n\nTo give the ELI5 ... | [] | [] | [
[],
[
"https://www.reddit.com/r/askscience/comments/1sgfcg/do_insects_and_other_small_animals_feel_pain_how/"
],
[]
] | |
4zd85n | why is the government bailing out taxi businesses as services such as uber and lyft have become more popular? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4zd85n/eli5_why_is_the_government_bailing_out_taxi/ | {
"a_id": [
"d6us8ue",
"d6utdlm"
],
"score": [
3,
3
],
"text": [
"Because taxi services have historically been heavily regulated and as such can't just make changes to react to upstarts like Uber and Lyft. For example, most big cities have medallion systems that limit the number of taxis a... | [] | [] | [
[],
[]
] | ||
2dlg8c | why are exotic cars so unreliable? | I love exotic cars but I always hear that they are notoriously unreliable vehicles. If they are so expensive wouldn't they use high quality materials and engineer a reliable vehicle or is it just not possible to sustain that level of performance for the long haul? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dlg8c/eli5why_are_exotic_cars_so_unreliable/ | {
"a_id": [
"cjqm7ey",
"cjqmgta",
"cjqn1l4",
"cjqok74",
"cjqq1hk"
],
"score": [
2,
3,
3,
2,
16
],
"text": [
"I'm no expert, but I think that regular day to day repairs that you make in your Honda Civic can potentially be exponentially more expensive in exotic cars.... | [] | [] | [
[],
[],
[],
[],
[]
] | |
70ovw6 | why sunblock is bad for marine life, particularly coral reefs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/70ovw6/eli5_why_sunblock_is_bad_for_marine_life/ | {
"a_id": [
"dn5edzv"
],
"score": [
3
],
"text": [
"I am not sure about the answer but I think my explanation seems legit enough to post it. I would say it is due to the metallic nanoparticles that are found in sunblock. As corals filter water to obtain nutrients, they will accumulate those nanopa... | [] | [] | [
[]
] | ||
4ziev4 | why is the spine arched (in the lumbar area) instead of just being straight? | And what exactly is "lumbar support" in a chair?
EDIT: I picked biology as the flair, but I feel this could just as easily fall under Engineering. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ziev4/eli5_why_is_the_spine_arched_in_the_lumbar_area/ | {
"a_id": [
"d6w151s",
"d6w4rq3",
"d6w97qy",
"d6wkefl"
],
"score": [
3,
5,
2,
2
],
"text": [
"A curved spine is able to flex when walking or running. A straight spine would not and you'd just end up with all the weight of your head slamming straight down on a most uncomp... | [] | [] | [
[],
[],
[],
[]
] | |
9e8pdi | how long can a human physically stay awake for if the feeling of tiredness never came? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9e8pdi/eli5_how_long_can_a_human_physically_stay_awake/ | {
"a_id": [
"e5mzmsc",
"e5nc5yz"
],
"score": [
23,
4
],
"text": [
"The longest documented time period of wakefulness is 11 days, 25 minutes, without microsleeps or drugs. Many studies have kept people awake in the 8-10 day range in more recent years, but we don't really like to push it too... | [] | [] | [
[],
[]
] | ||
2s2y9x | why was kurdistan divided? | As far as I understand, Kurdistan is now divided between Iran, Iraq, Turkey and Syria. Could someone kindly explain to me how this happened, and why there isn't an independent Kurdistand today? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2s2y9x/eli5_why_was_kurdistan_divided/ | {
"a_id": [
"cnlor0e"
],
"score": [
2
],
"text": [
"It's not like Kurdistan was conquered and split between other powers, it's more like Kurdistan never officially existed. The Kurds have lived in that area, but have never had their own political unit, they never established their own nation-state... | [] | [] | [
[]
] | |
azr7fe | what are the "bases" when people use it a metaphor for making out? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/azr7fe/eli5_what_are_the_bases_when_people_use_it_a/ | {
"a_id": [
"ei9kqsf",
"ei9ksmg",
"ei9llv4"
],
"score": [
3,
3,
5
],
"text": [
"It isn't clearly defined anywhere, but if first base is a kiss, and a home run is sex, you can sort of fill in the blanks on base 2 and 3. Heavy petting of different kinds and/or oral sex",
"1st bas... | [] | [] | [
[],
[],
[]
] |
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