q_id stringlengths 5 6 | title stringlengths 3 301 | selftext stringlengths 0 39.2k | document stringclasses 1
value | subreddit stringclasses 3
values | url stringlengths 4 132 | answers dict | title_urls list | selftext_urls list | answers_urls list |
|---|---|---|---|---|---|---|---|---|---|
4hgw7n | if animals such as dogs have such a sensitive sense of smell compared to us humans, why do they get their noses so close to what they are smelling | Wouldn't the smell be insanely overpowering for them, if I can smell cooked food from upstairs and their noses are stupidly more sensitive than ours? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hgw7n/eli5_if_animals_such_as_dogs_have_such_a/ | {
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"You have a much better sense of sight than a dog, and yet you sometimes hold things up close to your eyes to get a better look, right? \n\nSame deal. The closer you get to an object, the more informati... | [] | [] | [
[],
[],
[]
] | |
1m2uq5 | Saltatory conduction | In saltatory conduction in neurons, to depolarize the membrane at the next node of ranvier in the direction of action potential propogation, don't the Sodium ions let in by a previous node need to travel by diffusion to the next node to depolarize it?
If so, as I understand it, diffusion becomes exponentially slow over... | askscience | http://www.reddit.com/r/askscience/comments/1m2uq5/saltatory_conduction/ | {
"a_id": [
"cc5arfn"
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"score": [
4
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"text": [
"Unmyelinated axons essentially leak current out along their whole axon. Due to this loss, the sodium ions can't actually diffuse very far without the electrical gradient becoming too weak to set off the next voltage-gated sodium channel along th... | [] | [] | [
[
"http://i.imgur.com/dvQV5Yg.png",
"http://i.imgur.com/agzkA3C.png",
"http://i.imgur.com/0bdwYno.png",
"http://i.imgur.com/i6s7zLR.png"
]
] | |
hkgbp | What happens to outer planets when a star goes super nova? | I was just thinking that if they go flying off on random trajectories, there are probably millions of large planets hauling ass across space. If a Jupiter sized planet entered into our solar system tomorrow, how long before it got to us? We probably wouldn't even see it until it was near Saturn or closer. | askscience | http://www.reddit.com/r/askscience/comments/hkgbp/what_happens_to_outer_planets_when_a_star_goes/ | {
"a_id": [
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"score": [
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"text": [
"I'd imagine them to be utterly destroyed. Supernovas are one of the most powerful explosions known to exist and outshine galaxies.\n\nIf a Jupiter mass planet entered the solar system I'm sure we'd notice it pretty quickly. I'd also imagine that ... | [] | [] | [
[]
] | |
2lvje1 | how come only the founders of the pirate bay have been held liable for maintaining a torrent site, whereas other torrent sites exist and don't seem to get threatened by the entertainment industry at all? | Is it just that Hollywood can't be bothered anymore or do other torrent site owners hide their true identities more actively? Or aren't the news interested in file sharing stories other than those about The Pirate Bay? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2lvje1/eli5_how_come_only_the_founders_of_the_pirate_bay/ | {
"a_id": [
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"score": [
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3,
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"text": [
"Well the only reason I can think of is the notoriety they have.",
"Basically the torrent sites you see aren't hosted in countries with laws governing fil... | [] | [] | [
[],
[],
[],
[],
[]
] | |
9f2xj7 | how did musicians used to make money when their songs got played on the radio or their videos got played on mtv back in the 90s? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9f2xj7/eli5_how_did_musicians_used_to_make_money_when/ | {
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"score": [
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"text": [
"They made money because people back then would actually go out and purchase an album instead of just streaming it on Spotify. Musicians made way more money then then they do now.",... | [] | [] | [
[],
[],
[],
[]
] | ||
3sbabc | how do bugs and glitches in electronic software occur? isn't code just a formula? how can maths break? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3sbabc/eli5_how_do_bugs_and_glitches_in_electronic/ | {
"a_id": [
"cwvntk6",
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"cwvo98i",
"cwvojqp",
"cwvsp9r"
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"score": [
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5,
9,
3,
3
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"text": [
"Code is written by humans. Humans make mistakes. Specifically, when code becomes complex there might be more scenarios that the programmers didn't account for... | [] | [] | [
[],
[],
[],
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] | ||
37ihfw | why is there an underground market for ginseng in the us? why is it illegal? | Why is there and undergo, illegal market for ginseng? Like in such shows as Appalachian outlaws. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37ihfw/eli5_why_is_there_an_underground_market_for/ | {
"a_id": [
"crmyqtl"
],
"score": [
3
],
"text": [
"Ginseng isn't illegal, you can buy it at most grocery stores.\n\nThe reason black-market ginseng is illegal is that there's no oversight to make sure that it isn't being grown in an environmentally harmful way and nobody is able to check whether ... | [] | [] | [
[]
] | |
1sss69 | Book on the United Provinces | Could anybody recommend books (in English) on the United Provinces of the Netherlands?
I'm especially interested in the way their confederation was governed. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1sss69/book_on_the_united_provinces/ | {
"a_id": [
"ce0ywyt"
],
"score": [
3
],
"text": [
"[Jonathan Israel](_URL_4_) this is an Oxford professor who written many books about the Dutch Republic (or United Provinces) \n\n1. Dutch Primacy in World Trade, 1585–1740. 1989. ISBN 0-19-821139-2 PB. [Amazon link](_URL_0_)\n2. The Dutch Republi... | [] | [] | [
[
"http://www.amazon.com/Dutch-Primacy-1585-1740-Clarendon-Paperbacks/dp/0198211392/ref=la_B001IO9USA_1_8/185-3077089-5350800?s=books&ie=UTF8&qid=1386958082&sr=1-8",
"http://www.youtube.com/watch?v=H99cCRFjzYY",
"http://www.amazon.com/Dutch-Republic-Greatness-1477-1806-History/dp/0198207344/... | |
e1k4v4 | how can we tell a picture is taken zoomed-in even with the same framing as a regular picture taken closer? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e1k4v4/eli5_how_can_we_tell_a_picture_is_taken_zoomedin/ | {
"a_id": [
"f8q61rt",
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"score": [
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4,
2
],
"text": [
"Zooming in is not the same as walking closer. When you walk closer, your perspective is also changing because you are viewing the subject from a different spot. When you zoom in, you are making the subj... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?v=NB4bikrNzMk"
]
] | ||
84h97u | Why there is no "Scramble for India"? Why Great Powers of Europe let UK takes it all? | Just like in the title, it amuses me that for such a vast and rich subcontinent UK can rule over all of them when every other powers want it too, shown by existing ports of European powers already in India. When EIC eats and destroys various Raj and Maratha Empire bit by bit, why no one takes the chance and get their o... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/84h97u/why_there_is_no_scramble_for_india_why_great/ | {
"a_id": [
"dvpjrw6"
],
"score": [
12
],
"text": [
"Non-English European powers had colonies all over India, from the 15th* through the 19th centuries. \n\nPortugal controlled the entire island of Ceylon, as well as having colonies all along the west coast. They held Goa from 1509 until 1961. \n\... | [] | [] | [
[]
] | |
45wwvr | how do those gel heatpack work? | you bend a piece of metal.....boom heat, how? i dont get it | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/45wwvr/eli5_how_do_those_gel_heatpack_work/ | {
"a_id": [
"d00pipm",
"d00poxk",
"d00ptsq"
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"score": [
32,
6,
6
],
"text": [
"They use a compound called sodium acetate - also sometimes known as 'hot ice'. \n\nIt is a material that can easily be supercooled - taken well below it's melting point without solidifying again. When... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=n_H5ZIoZSBo"
],
[]
] | |
41xy3h | how are advertisements for facebook games allowed to get away with promoting their games with false images of other popular games such as pokemon, marvel, dbz, etc? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41xy3h/eli5_how_are_advertisements_for_facebook_games/ | {
"a_id": [
"cz62v20"
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],
"text": [
"This is just so common online that it's basically impossible for any company to make enough lawsuits to hit every single case of this kind of copyright infringement. It is just like the world biggest game of whack-o-mole, it is hard to nail down ... | [] | [] | [
[]
] | ||
1n9wy2 | Historically how did muslim south east asians go on their hajj? | Since many muslim parts of south east asia are so far away from mecca how did people manage to go on their hajj? Did they just choose not too? How did arabs feel about seeing asians traveling through the middle east for their hajj? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1n9wy2/historically_how_did_muslim_south_east_asians_go/ | {
"a_id": [
"ccgu51n",
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"score": [
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17,
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],
"text": [
"I don't know about Southeast Asians, but the Mughals owned large, heavily armed and armored ships meant to take pilgrims to Mecca. These ships were the equivalents to Spanish treasure galleons for th... | [] | [] | [
[],
[],
[]
] | |
1st66s | how do credit card readers never charge the wrong account? | Moreover, how do the credit card strips work exactly? Dirty or not, they never seem to get it wrong. How is that? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1st66s/eli5_how_do_credit_card_readers_never_charge_the/ | {
"a_id": [
"ce0ywxy"
],
"score": [
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],
"text": [
"Credit card numbers have check digits. There is a mathematical formula that has to be correctly solved to verify that the card number is valid.\n\nIf the formula can't be solved, it disregards the entire number, and you have to re-swipe."
]
} | [] | [] | [
[]
] | |
3d21nt | American and Roman systems of government | Is there much evidence that the American system is built upon principles that date back to the Roman era? My friend was trying to convince me that this was the case the other day and I wanted to find some material online that might corroborate that idea if somebody could point me in the right direction. Thanks | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/3d21nt/american_and_roman_systems_of_government/ | {
"a_id": [
"ct13b8k"
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"score": [
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"text": [
"You may be interested in [this post](_URL_0_) I made last month. In it I argue that Enlightenment thinkers who influenced the American system had taken some ideas from the Roman system of government, but that that doesn't mean that the systems we... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/3aocnj/how_did_the_government_during_the_roman_republic/csevk8b"
]
] | |
1kbqgr | Venus and the Goldilocks Zone | If Venus had plate techtonics, would it be able regulate its heat enough to support life? | askscience | http://www.reddit.com/r/askscience/comments/1kbqgr/venus_and_the_goldilocks_zone/ | {
"a_id": [
"cbnc9n7",
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"score": [
4,
3
],
"text": [
"Not with its current atmosphere. The difficulty with Venus is that it's got so many greenhouse gases that it gets absurdly hot - this is pretty much independent of the existence of plates.",
"No, the inner edge of the ha... | [] | [] | [
[],
[]
] | |
3ys5h0 | Is it true that Che Guevara hated black people ? | I've just heard it from someone and need help to clarify this. | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3ys5h0/is_it_true_that_che_guevara_hated_black_people/ | {
"a_id": [
"cyg4oml"
],
"score": [
70
],
"text": [
"The best post I've seen on this subject is here - _URL_0_?\n\nIt covers a lot about Che, including his feelings towards black people. The short answer is, no, he did not hate black people and was not a racist. The long answer is more complicated... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/1lt4rb/was_it_the_truth_behind_the_critical_controversy/"
]
] | |
9id1el | Why does regular soap make bubbles, but modern detergents don't? | I think I've got a good idea how soaps work, and the way they surround oily dirt in a layer of soap molecules to wash it away seems related to how they form double-layers in the wall of a soap bubble. So I'm not surprised that soap cleans and also makes bubbles.
But specially-made detergents for washing machines and ... | askscience | https://www.reddit.com/r/askscience/comments/9id1el/why_does_regular_soap_make_bubbles_but_modern/ | {
"a_id": [
"e6ixf9g",
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],
"score": [
2,
3,
2
],
"text": [
"Whaaaat? Please point me to the washing-machine or dishwasher detergent that doesn't make bubbles! Because I've certainly never seen it.\n\nDetergents vary in the size and stability of the suds they for... | [] | [] | [
[],
[],
[]
] | |
3kg3c2 | what would happen if i were to turn off my system when it told me not to? | Such as when you're saving a game or downloading something, and it says "Saving. Do not turn off your console or eject the disk." | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3kg3c2/eli5_what_would_happen_if_i_were_to_turn_off_my/ | {
"a_id": [
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4
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"text": [
"Well, it often saves the data on top of the old save.\n\nSo when you turn it off, it has already erased the old data, but not yet placed in the new data. Turning it off means that you loose both.",
"If you turn it off du... | [] | [] | [
[],
[]
] | |
1ky1mi | Would our bodies nerves be affected by Electro Magnetic Pulses? | Would our body be affected by an EMP? | askscience | http://www.reddit.com/r/askscience/comments/1ky1mi/would_our_bodies_nerves_be_affected_by_electro/ | {
"a_id": [
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"score": [
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"text": [
"Short answer: No.\n\nLong answer: EMPs induce large currents into electrical circuits. Whilst human nerves do act electrically, it's not by the same mechanism (i.e. electrons travelling directly through a wire or something like that). It's by ion... | [] | [] | [
[]
] | |
1k6cyn | What governs fetal/baby sleep patterns in the womb? | My wife is 5 months pregnant, and the baby is kicking and shuffling around regularly, particularly just before bed time and a few things have led my to contemplate life inside the womb.
Pregnancy-related books are full of contradictory and simplified discussions of the infant in the womb - factoids like they can "hea... | askscience | http://www.reddit.com/r/askscience/comments/1k6cyn/what_governs_fetalbaby_sleep_patterns_in_the_womb/ | {
"a_id": [
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],
"score": [
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],
"text": [
"As the brain develops, so do the regions that regulate sleep and circadian rhythms. [Normal sleep stages emerge at least 10 weeks prior to term](_URL_2_). Prior to birth, [babies spend approximately 90% of the time asleep](_URL_8_). Sleep is [rec... | [] | [] | [
[
"http://pediatrics.aappublications.org/content/43/1/65.short",
"http://journals.lww.com/jrnldbp/abstract/1995/12000/maternal_anxiety_during_pregnancy__effect_on_fetal.1.aspx",
"http://www.sciencedirect.com/science/article/pii/S1087079202902431",
"http://www.karger.com/Article/Abstract/251014",
... | |
2jnrq2 | What was the basis for 78, 45, 33⅓ & 16 RPM speeds for disk sound recordings (“vinyl”)? | How did record companies arrive to those very different speeds? Were there others less standard than those?
(I didn’t call them “vinyl” outright, because the first records were made out of shellac). | askscience | http://www.reddit.com/r/askscience/comments/2jnrq2/what_was_the_basis_for_78_45_33⅓_16_rpm_speeds/ | {
"a_id": [
"cldmy3b"
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"score": [
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"text": [
"Well, the specific speeds were chosen to make even fractions of 3600RPM, which is a standard synchronous motor driven on 60Hz mains power. That way you can reach the appropriate RPM with a simple gear reduction. 1:46, 1:80, 1:108, and 1:216. No... | [] | [] | [
[
"http://upload.wikimedia.org/wikipedia/commons/6/69/SEM_vinyl_record.jpg"
]
] | |
2eb1jq | Is the core of Mars similar to Earth? | Is Mars solid rock, or does it have a crust, mantle, etc. Also, how do scientists think it is possible to one day colonize Mars if there is not enough of an atmosphere to reduce the radiation to the point where it can sustain more than just extremophiles? | askscience | http://www.reddit.com/r/askscience/comments/2eb1jq/is_the_core_of_mars_similar_to_earth/ | {
"a_id": [
"cjxru1n",
"cjy4o8l",
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"score": [
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3,
2
],
"text": [
"It is very similar to earth but mars is inactive. It is entirely cooled down so it doesn't have a convecting mantle or liquid core. This is why mars is so dead; there is no magnetosphere being produced ... | [] | [] | [
[],
[],
[]
] | |
12wl8z | Why do Catholics kneel right knee first? | I work as a carer and have started taking this old catholic lady to mass, which is great fun for a committed atheist. Anyhoo, I notice when any of the churchgoers approach the alter, they show respect by going down on their right knee.
This always confused me because in Japan they kneel left leg first (and get back u... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/12wl8z/why_do_catholics_kneel_right_knee_first/ | {
"a_id": [
"c6yqaby",
"c6yqkrc",
"c6yx02u"
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"score": [
3,
7,
3
],
"text": [
"You could ask the folks over at [r/Catholicism](_URL_1_), or at [r/Christianity](_URL_0_).\n",
"There are pagan antecedents to prostration (\"Caium Cæsarem adorari ut deum constituit cum reversus ex... | [] | [] | [
[
"http://www.reddit.com/r/christianity",
"http://www.reddit.com/r/Catholicism/"
],
[
"http://www.newadvent.org/cathen/06423a.htm",
"http://www.vatican.va/roman_curia/congregations/ccdds/documents/rc_con_ccdds_doc_20040423_redemptionis-sacramentum_en.html"
],
[]
] | |
t7j9q | How did the myth that people believed the Earth was flat come about? | I know there's many sources that prove the ancients understood the world was round. So, when and how did this idea that everyone believed the world was round until 1492 come about? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/t7j9q/how_did_the_myth_that_people_believed_the_earth/ | {
"a_id": [
"c4k9hms",
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"c4kdznd"
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"score": [
9,
5,
2
],
"text": [
"To be fair, a fair number of people in Greco-Roman antiquity (I don't know about the Middle Ages) *did* assume (\"believe\" is too strong) that the world was flat.\n\nSure, Plato thought the spherical s... | [] | [] | [
[],
[],
[]
] | |
2no4x2 | What is the largest infiltration of the US government we know of? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2no4x2/what_is_the_largest_infiltration_of_the_us/ | {
"a_id": [
"cmfbwby",
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6
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"text": [
"I guess my first question is: what do you mean by \"infiltration\"?\n\nIf you mean in terms of espionage, I'd say it's probably the Soviet infiltration of the federal government during FDR's administration. During the late... | [] | [] | [
[
"http://books.google.co.uk/books/about/The_Sword_and_the_Shield.html?id=9TWUAQ7Xof8C",
"http://en.wikipedia.org/wiki/Venona_project"
],
[]
] | ||
3i22bw | Quote from Caesar? | I remember reading in a textbook a while ago that when Julius visited Alexander the Greats tomb he said some epic quote. A curator asked if he wished to see any other of the leaders and Julius said something like "I came to see a king not peasants." I can't remember what I read other than it was a textbook that I feel ... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/3i22bw/quote_from_caesar/ | {
"a_id": [
"cucn6ma"
],
"score": [
8
],
"text": [
"That was Augustus, not Caesar. The quote is preserved in Suetonius' life. \"My wish was to see a king, not corpses.\"\n\nWhether Augustus actually said that, who knows? Suetonius was a notorious gossip and, for as much good information as he ha... | [] | [] | [
[]
] | |
a6fuqc | why is that i stutter when speaking one language but not another? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a6fuqc/eli5_why_is_that_i_stutter_when_speaking_one/ | {
"a_id": [
"ebuf3x0"
],
"score": [
4
],
"text": [
"It entirely depends on your knowledge of one language. I’m learning french, and I know that sometimes, I can stutter when speaking in French."
]
} | [] | [] | [
[]
] | ||
6ag95c | Why does the US president have to be a permanent resident for 14 years? | The US Constitution stipulates that the president must be a permanent resident for 14 years to qualify for the office.
Does anyone know why the founders chose 14 years? Is there some special significance about that amount of time? Also, does anyone know if they meant 14 consecutive years leading up to the run for off... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/6ag95c/why_does_the_us_president_have_to_be_a_permanent/ | {
"a_id": [
"dhei9qc",
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"score": [
10,
8,
7
],
"text": [
"So we're all on the same page, here's the part of the Constitution in question: Article II, Section I, Clause 5\n\n > *No Person except a natural born Citizen, or a Citizen of the United States, at the... | [] | [] | [
[
"http://www.heritage.org/constitution/#!/articles/2/essays/82/presidential-eligibility"
],
[],
[
"http://avalon.law.yale.edu/18th_century/debates_809.asp",
"http://avalon.law.yale.edu/18th_century/king.asp#august8",
"http://avalon.law.yale.edu/18th_century/debates_831.asp",
"https://www.... | |
3vqidz | What was the psychological/theological impact on devout Muslims worldwide when Ataturk legally dissolved the Ottoman Caliphate in 1924? Was there outrage? Mourning? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3vqidz/what_was_the_psychologicaltheological_impact_on/ | {
"a_id": [
"cxq10wb",
"cxq20nw"
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"score": [
2,
22
],
"text": [
"[Abdul Hamid II (1876-1908)](_URL_1_), although very autocratic was the last Caliph who had a strong influence with Muslims throughout the world. However after the Young Turk revolution, successive Caliph's held less import... | [] | [] | [
[
"http://encyclopedia.1914-1918-online.net/article/khilafat_movement",
"http://lostislamichistory.com/the-last-great-caliph-abdulhamid-ii/"
],
[
"https://en.wikipedia.org/wiki/Jamiat_Ulema-e-Hind",
"https://en.wikipedia.org/wiki/Khilafat_Movement",
"https://en.wikipedia.org/wiki/Sokoto_Cali... | ||
2cmmbf | how doritos and mtn dew became the poster child for gaming? | How did this happen? What led up to it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cmmbf/eli5_how_doritos_and_mtn_dew_became_the_poster/ | {
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"text": [
"Because they sponsor it. It's a marketing method",
"It wasn't an accident, it was the result of deliberate marketing agreements. As gaming became mainstream the two brands kne... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?feature=player_detailpage&v=0rbU0mzoMyw"
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[]
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2dg1tm | why are atlantic city casinos dropping like flies? | I do have a general idea but I'd like a detailed explanation. Why are some of them seeming to do just fine, like Harrah's and Caesars but Showboat and Trump Plaza are going under? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dg1tm/eli5_why_are_atlantic_city_casinos_dropping_like/ | {
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"text": [
"A big part is the presence of online gambling. It's very expensive to go to Vegas to gamble when you can so easily do it from home, even more to fly there. It's a different experience, sure, but you save a boat load of money... | [] | [] | [
[],
[]
] | |
vbul8 | If I was on a planet who's sun emitted only light waves in non-visible frequencies to me, what would I see around me? | Would it be black, white, or hazy? Would I be able to see some things around me or would seem to be in empty space?
Cheers. | askscience | http://www.reddit.com/r/askscience/comments/vbul8/if_i_was_on_a_planet_whos_sun_emitted_only_light/ | {
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"It would be black, except if there are things on the planet that absorb that light and convert it to a visible frequency. Certain chemicals do this. You might see bioluminescence if any creatures exist. You might be able to see a little bit do... | [] | [] | [
[]
] | |
4fnvcc | Do "larger" people have an advantage combating a viral or bacterial infection? | All else being equal, aside from height/weight (but the same BMI) would you expect someone shorter than average or taller than average to get over say, a viral infection, at a different pace than an average person?
Say you have:
A 5'4", 127lb male ("smaller")
A 5'10", 153lb male ("average")
A 6'4", 180lb male ("lar... | askscience | https://www.reddit.com/r/askscience/comments/4fnvcc/do_larger_people_have_an_advantage_combating_a/ | {
"a_id": [
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"score": [
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"text": [
"Not a stupid question but the short answer is no. Larger people do not have an inherent advantage fighting infection.\n\nThe immune system runs off of a series of checkpoints, viral particles (which do not change size depending on host) have to ... | [] | [] | [
[]
] | |
33hm1n | the aftermath of a sneeze. | Why do I get tingly/mildly euphoric sensations after a sneeze? What creates this? Does everyone get that feeling as well? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33hm1n/eli5_the_aftermath_of_a_sneeze/ | {
"a_id": [
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"score": [
4,
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],
"text": [
"Everyone gets the feeling, I don't know what causes it, probably something to do with blood pressure and heart rate stimulation",
"I just can't get enough of it"
]
} | [] | [] | [
[],
[]
] | |
1qe3su | Why do particles (like salt) collect in the center of swirling water in a pot, instead of the sides. | If I put salt in my noodle water and swirl it, the salt tends to collect in the center. Why doesn't the spinning motion push all particles that are heavier than water to the sides ? | askscience | http://www.reddit.com/r/askscience/comments/1qe3su/why_do_particles_like_salt_collect_in_the_center/ | {
"a_id": [
"cdbyfsj"
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"text": [
"Einstein figured this one out actually, it's known as the [tea leaf paradox](_URL_0_). Essentially, the rotation of the water creates a pressure gradient, with higher pressure near the walls and lower pressure in the center. At the bottom of the ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Tea_leaf_paradox"
]
] | |
389tyn | why isn't there a "life skills" class offered in highschool to teach kids how to change tires, get credit, and other necessary information to function in the real world? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/389tyn/eli5_why_isnt_there_a_life_skills_class_offered/ | {
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1voz6p | is dyslexia a disorder of the eye, or the brain? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1voz6p/eli5_is_dyslexia_a_disorder_of_the_eye_or_the/ | {
"a_id": [
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"score": [
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"text": [
"Dyslexic brains are wired differently. Neurologically atypical. It isn't so much a disorder as a different set of advantages and disadvantages. ",
"On general principle, I would assume it's a bra... | [] | [] | [
[],
[],
[]
] | ||
418kid | Why is space debris such a challenge to clean? | I saw an article saying that even paint chips can breach spacecraft and cause huge problems. Why can't we "armor" ships or something or protect them some other way? | askscience | https://www.reddit.com/r/askscience/comments/418kid/why_is_space_debris_such_a_challenge_to_clean/ | {
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"text": [
"Armor is weight, and weight means fuel, and fuel means money. Even that new fuel requires more fuel to be able to lift that fuel into space. It becomes incre... | [] | [] | [
[],
[
"https://i.ytimg.com/vi/4x-d6h65Y-M/maxresdefault.jpg"
],
[],
[
"https://en.wikipedia.org/wiki/Kessler_syndrome"
],
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"http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20060026214.pdf",
"http://www.esa.int/Our_Activities/Operations/Space_Debris/Hypervelocity_impacts_and_protect... | |
3gaf2j | why is dyslexia so common these days? | It feels as though 90% of people I meet end up admitting to having dyslexia. Is this a common thing now, or...?
EDIT: I don't mean 90% as an actual, solid statistic. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3gaf2j/eli5_why_is_dyslexia_so_common_these_days/ | {
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"text": [
"It isn't, 90% is absurdly high... so high that I think you are exaggerating.\n\nAs for why it seems more common - because we've gotten much better at diagnosi... | [] | [] | [
[],
[],
[],
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] | |
1krlu7 | How did ancient Greeks prove their citizenship. | From what I understand being a full citizen in ancient Greece entitled you to all sorts of benefits. I'm wondering how they were able to determine if someone was actually a citizen or not.
Was it based on race/gender? (ie. Grecian looking male = citizen), were communities close knit enough for people to know who was ... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1krlu7/how_did_ancient_greeks_prove_their_citizenship/ | {
"a_id": [
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"text": [
"The most basic unit in the Athenian polis was a *deme* which is roughly equivalent to a village or a clan. \n\nEach deme would be led by a demarch (deme archon - lord/leader of the deme) upon whom was placed the job of main... | [] | [] | [
[
"http://www.stoa.org/projects/demos/article_democracy_development?page=4&greekEncoding="
],
[]
] | |
pjekx | can we please do more to discourage questions that can easily be answered by google? | Can it be added to the rules, or guidelines, or related links something that encourages people to search Google for easy questions? "ELI5 how a phone vibrates"? Maybe I'm alone on this, but I think that's a question for Google, not ELI5. If it takes less than 5 seconds to find an answer using a search engine, it pro... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/pjekx/can_we_please_do_more_to_discourage_questions/ | {
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"c3px37i",
"c3px5b6",
"c3px7rc",
"c3pxxgc",
"c3py19j",
"c... | [] | [] | [
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chw0i6 | how is light scattered? by absorbtion, or reflection? | I understand why light gets scattered and why blue light more than red, but when a photon hits a molecule, is it absorbed and then radiated as a lower energy photon? Or is it reflected off of the molecule with the same energy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/chw0i6/eli5_how_is_light_scattered_by_absorbtion_or/ | {
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"text": [
" > \tis it absorbed and then radiated as a lower energy photon?\n\nThat is called \"reflection\". If it is just absorbed it isn't flying around as light anymore so it isn't scatter... | [] | [] | [
[],
[],
[],
[]
] | |
2jae4v | Why is there so little natural iridium on Earth? | askscience | http://www.reddit.com/r/askscience/comments/2jae4v/why_is_there_so_little_natural_iridium_on_earth/ | {
"a_id": [
"cla2c7u"
],
"score": [
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],
"text": [
"The overall abundance or Iridium (and other Platinum-Group Elements) is comparable to that of gold. However, very few geological environments provide geochemical conditions which allow the preferential mobilisation and concentration of Ir. Pretty... | [] | [] | [
[]
] | ||
6sz9es | why is it in some cultures parents prefer their adult children to stay at home until they get married? | In Chinese and East Asian cultures I read that parents would like their children to stay at home until they are married. And even after they are married the grandparents often expect to live with the family in the same house. If more young adults move out as soon as they are 18 in China, it wouldn't necessarily be seen... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6sz9es/eli5_why_is_it_in_some_cultures_parents_prefer/ | {
"a_id": [
"dlgq1ge",
"dlgr879"
],
"score": [
4,
2
],
"text": [
"Historically, parents helped children find suitable mates. \nOnly in recent history have children selected their own matches. ",
"I'm quite sure this is not the case in the countryside. But in very densely populated citi... | [] | [] | [
[],
[]
] | |
azf7uc | On allergy medication packaging it says to store it between 15-20 degrees Celsius. What happens to it if it's stored below those temperatures? Above this temperatures? | I am wondering if it's still safe to consume. Long story short, I left my reactine in the car for a week when the weather outside was -15 c. | askscience | https://www.reddit.com/r/askscience/comments/azf7uc/on_allergy_medication_packaging_it_says_to_store/ | {
"a_id": [
"ei7sxna",
"ei8injj"
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"score": [
11,
2
],
"text": [
"In fact, for all medications: when you have such an indication it means it has been tested to be stable if stored in between 15 to 20 degrees. It does not mean the compounds deteriorated if you go around those limits - it m... | [] | [] | [
[],
[]
] | |
5bqt8d | wouldn't it waste cost more resources to get to asteroids so you can mine them then what you would actually get from them. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5bqt8d/eli5_wouldnt_it_waste_cost_more_resources_to_get/ | {
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"score": [
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"text": [
"Depends. Right now? Probably. As our need for resources grow, our earth reaources get depleted, and our space tech improves... that may change. 100 years ago drilling for oil in the bottom of the ocean ... | [] | [] | [
[],
[],
[]
] | ||
195iov | Is it possible to create a sound that is exactly out of phase with another sound, and therefore cancel it out producing silence? | I understand that sound has the properties of a wave, and have been taught that if two waves are exactly out of sync this leads to destruction of both waves. I just wanted to know if this applies to sound, and if it would have any usages? Noise pollution ect... | askscience | http://www.reddit.com/r/askscience/comments/195iov/is_it_possible_to_create_a_sound_that_is_exactly/ | {
"a_id": [
"c8kyzzn"
],
"score": [
23
],
"text": [
"Yup. This is how [active noise canceling headphones](_URL_0_) work."
]
} | [] | [] | [
[
"http://electronics.howstuffworks.com/gadgets/audio-music/noise-canceling-headphone3.htm"
]
] | |
3v10bq | in the first manhattan project nuclear test (codename trinity), how did they know what was a safe distance to keep if nobody really knew what would happen? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3v10bq/eli5_in_the_first_manhattan_project_nuclear_test/ | {
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"score": [
6,
3,
3,
3
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"text": [
"They had theoretical knowledge of the amount of energy that would be released, which they could use to calculate a safe distance. They probably also went with the principle that it... | [] | [] | [
[],
[],
[],
[]
] | |
1hea09 | Does the strong force violate the law of conservation of mass? | It's an oft-mentioned fact that obtaining a single, free quark is very difficult, mainly because the energy required to overcome the strong interaction holding a quark pair together, would be great enough to create an additional two quark pairs, themselves held together by the strong nuclear force. (For those intereste... | askscience | http://www.reddit.com/r/askscience/comments/1hea09/does_the_strong_force_violate_the_law_of/ | {
"a_id": [
"catrbdc",
"catrvmw"
],
"score": [
10,
3
],
"text": [
"First, conservation of mass is not a fundamental principle. What really matters is conservation of energy. When you annihilate electrons and positrons into photons you also violate conservation of mass, but it's ok because ... | [] | [] | [
[],
[]
] | |
3i0w3k | why do movie studios tend to photoshop the posters for their movies? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3i0w3k/eli5_why_do_movie_studios_tend_to_photoshop_the/ | {
"a_id": [
"cucaisr",
"cucb274"
],
"score": [
5,
3
],
"text": [
"Almost every other photo used for marketing is digitally edited, airbrushed or somehow touched up. \n\nA movie poster is a static image, it's not always easy to convey a message of action or drama from a still photo, so it's... | [] | [] | [
[],
[]
] | ||
28yixn | How common were bounty hunters in the American West? | Were they successful? Were there many? What did they have in common with each other, if anything? Any information about bounty hunters is welcome. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/28yixn/how_common_were_bounty_hunters_in_the_american/ | {
"a_id": [
"cig2a0f",
"cig6aon"
],
"score": [
10,
3
],
"text": [
"hi! there's lots of room for someone to answer your specific questions, but as for \"any information about bounty hunters\", here are previous posts on that & related topics:\n\n* [How often were \"Wanted Dead or Alive\" ... | [] | [] | [
[
"http://www.reddit.com/r/AskHistorians/comments/1v7v10/were_bounty_hunters_around_in_the_wild_west_and/",
"http://www.reddit.com/r/AskHistorians/comments/1soegt/why_are_stereotypical_depictions_of_old_paper_ie/",
"http://www.reddit.com/r/AskHistorians/comments/15ng40/how_often_were_wanted_dead_or_aliv... | |
272qgm | why do publishers release paper-back and hard cover books at different times? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/272qgm/eli5why_do_publishers_release_paperback_and_hard/ | {
"a_id": [
"chwtjro"
],
"score": [
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],
"text": [
"Price discrimination. Serious readers will spend more on the hardback when it comes out, while casual readers will wait for the cheaper paperback. If both were released at the same time some serious readers would buy the cheaper copy, costing t... | [] | [] | [
[]
] | ||
gp3rn | Question about genes and skin tone. | I was reading "The Greatest Show on Earth" to my girlfriend (one of those cutesy bf/gf activities, don't ask) and we got to the early point where Dawkins is talking about Mendel and how genes shuffle, not blend. She stopped me and asked about skin tone. Specifically, she used Obama as an example. Obama's Dad was a p... | askscience | http://www.reddit.com/r/askscience/comments/gp3rn/question_about_genes_and_skin_tone/ | {
"a_id": [
"c1p7dyv",
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"score": [
4,
3
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"text": [
"Not a geneticist, but I'm sure it's similar to eye color, which has a nice [wiki page](_URL_0_) describing it. \n\nThe short version is that there are several genes that influence eye and skin color, and it's not as simple ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Eye_color"
],
[
"http://en.wikipedia.org/wiki/Skin_color#Genetics_of_skin_color_variation"
]
] | |
2wnilq | How much did an average civil war soldier cost his government? | How did the Union and Confederate cost their armed forces? Did they budget well or were there significant over runs?
Would it be possible to work out what the annual cost (training, upkeep, food, medical care, weapons, etc) of a union versus a rebel infantryman was? Cavalry would, I presume, be more costly.
Has an... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2wnilq/how_much_did_an_average_civil_war_soldier_cost/ | {
"a_id": [
"cosrx1z"
],
"score": [
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"text": [
"I found a wikipedia source for the expense of a cavalry regiment during the US civil war. \n\nThe claim is that it cost $300,000 to set up an cavalry regiment, and $100,000 per year to maintain it.\n\n_URL_0_\n\nComparing costs is fraught with di... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Cavalry_in_the_American_Civil_War",
"http://mykindred.com/cloud/TX/Documents/dollar/index.php?cyear=2010&=Submit+Year"
]
] | |
5k4na9 | why aren't there any major coastal cities in antarctica? | The temperature in coastal Antarctica has a maximum temperature of 10 degrees Celcius and a minimum temperature of -40 degrees Celcius. In the city of Yakutsk, temperatures reach well below -60 degrees Celcius, so why is it so difficult to live in Antarctica?
Also, wouldn't Antarctica be a prime location for trading p... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5k4na9/eli5_why_arent_there_any_major_coastal_cities_in/ | {
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"score": [
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6,
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"text": [
"Usually trading ports start because there'... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://www.shipmap.org/"
],
[]
] | |
2uf761 | The Allied invasion at Anzio was nearly "pushed back into the sea". Is there an example of this actually happening? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2uf761/the_allied_invasion_at_anzio_was_nearly_pushed/ | {
"a_id": [
"co7wlzi",
"co80bek"
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"score": [
11,
2
],
"text": [
"Perhaps surprisingly, given how difficult an operation an amphibious landing is (particularly against a defended beach), very few examples of outright failure spring to mind. The two I'm coming up with are Gallipoli 1915-1... | [] | [] | [
[],
[]
] | ||
2a1uiy | Can anyone give me an example of a time when the speaker of the house and president were in opposing parties, but still worked together? | Im working on a project trying find historical examples of when the Speaker of the House and President of the United States were members of opposing parties, but still found common ground between party lines and worked together for compromise. Can anyone give me an example or quotes from either side expressing the impo... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2a1uiy/can_anyone_give_me_an_example_of_a_time_when_the/ | {
"a_id": [
"ciqtnfr"
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"text": [
"Tip O'Neill and Ronald Reagan worked together on entitlement reform, which had long been considered one of Reagan's key goals (maybe not as central to what he saw as his ideological mandate as the ACA was for Obama) and never would have been pos... | [] | [] | [
[]
] | |
93aihu | What, if any, were the circumcision practices of South-East Asia prior to Islam, and later, colonization? | In Philippines history, it's often said that circumcision practices were originally brought by Muslim converts and just "refined" by Spanish colonizers. Is there a similat trend elsewhere? Or was there circumcision among the indigenous peoples? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/93aihu/what_if_any_were_the_circumcision_practices_of/ | {
"a_id": [
"e3c23w8"
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"score": [
3
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"text": [
"True circumcision (the removal of the foreskin) is likely an Islamic introduction in Southeast Asia. There was a similar practice in the Philippines and in many other parts of the Austronesian world, but it's generally *supercision* and not circu... | [] | [] | [
[
"https://i.imgur.com/18EjiAK.png",
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"https://i.imgur.com/m9TTmWA.png",
"https://upload.wikimedia.org/wikipedia/commons/2/21/Ampallang_cropped.jpg",
"https://i.imgur.com/BRdNUNi.png"
]
] | |
9ullug | insider trading is illegal. if someone comes to you, completely unsolicited and divulges nonpublic information that spell disaster for a company, would you be at fault if you were to try and exit the company at that point in time? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9ullug/eli5_insider_trading_is_illegal_if_someone_comes/ | {
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"Are you talking about leaving the company's employment? Perfectly legal. \n \nSelling the company's stock? Illegal. If you want to dodge the train,... | [] | [] | [
[],
[],
[
"https://www.bloomberg.com/opinion/articles/2018-10-15/insider-trading-isn-t-so-simple",
"https://www.bloomberg.com/opinion/articles/2016-01-19/justices-will-know-insider-trading-when-they-see-it",
"https://www.bloomberg.com/opinion/articles/2015-07-31/when-can-investors-talk-to-companies-... | ||
29ec60 | What keeps plants like Venus Fly Traps from snapping down on rain or leaves that fall on it? | askscience | http://www.reddit.com/r/askscience/comments/29ec60/what_keeps_plants_like_venus_fly_traps_from/ | {
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"Short answer, the trapping mechanism on a venus fly trap *can* activate on a raindrop, or a small piece of debris, or a piece of pray - but it is so much more complex than just that.\n\n[This overview](_URL_1_) of the trap ... | [] | [] | [
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"http://www.plantphysiol.org/content/44/3/367.abstract?ijkey=c29ccb2b105486f276b2e91ffca9e7935b8d3a50&keytype2=tf_ipsecsha",
"http://www.plantphysiol.org/content/146/2/694.full"
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[]
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3cdyeg | how dogs are able to sense and know when something medically wrong is about to happen in a person before it actually happens? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cdyeg/eli5_how_dogs_are_able_to_sense_and_know_when/ | {
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"Dogs (and cats, and horses, and many other animals too!) are much more heat-sensitive than humans. \n\nWhen the human body is in distress, it's temperature changes by either getti... | [] | [] | [
[],
[],
[],
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"https://www.youtube.com/watch?v=1MFzcl-kZHo"
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3eaq7f | how can rei have such a dope return policy and still make a profit? | Members of the Co-op (membership is a one time $20 fee for families) can return any item, even used or broken, for up to a year after purchase and get a full refund. What's in it for REI? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3eaq7f/eli5_how_can_rei_have_such_a_dope_return_policy/ | {
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"REI gets crazy good publicity out of it and can justify higher prices based on the return policy. A customer at REI knows they're protected by that policy if the expensive item they buy breaks, wears out, or turns out to be a bad fit for some rea... | [] | [] | [
[]
] | |
7law0k | How does a video game or software randomly decide something? | I've been wondering this for a long time and has never really found an answer to this.
When a game has a certain percentage chance of getting a critical hit for instance, how does it decide wether or not give you one? I don't quite understand how a computer can just randomly decide something without having a real cons... | askscience | https://www.reddit.com/r/askscience/comments/7law0k/how_does_a_video_game_or_software_randomly_decide/ | {
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8spo5x | why does a contused (bruised) rib hurt more in the morning when getting up and improves during the rest of the day? | Well, see subject. I have a contused riband I can clearly feel during the course of the day that it hurts less than the day before, however in the morning the first hour or so after getting out of bed, it hurts more again (which is demoralizing).
I do sleep on my side, but I don't really feel any pain when lying on my... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8spo5x/eli5_why_does_a_contused_bruised_rib_hurt_more_in/ | {
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"Your body relaxes while sleeping, so the body might be getting used to a position. Changing said position would mean agitating the rib from muscle and body movement. In terms of nerves, nerves that detect pain lose effectiveness over time with co... | [] | [] | [
[]
] | |
1d0y6o | how does the stock market drop after hearing the white house has been attacked? | Could it be because the White House is a major investment? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1d0y6o/eli5_how_does_the_stock_market_drop_after_hearing/ | {
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"If an attack were to happen on the White House, business and consumer spending would drop because in times of crises both corporations and people prefer to save money than spend it on big investments or luxuries. \n\nStock traders try to antici... | [] | [] | [
[]
] | |
6969xk | why is the magna carter so famous ? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6969xk/eli5_why_is_the_magna_carter_so_famous/ | {
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"It is the \"Magna Carta\" and it was a document signed by the Nobles of England and was the first document to start to limit the powers of Monarchy in \"modern\" European history. It is the touchstone base for what became the British Parliamenta... | [] | [] | [
[]
] | ||
425ula | Why does so much of our information about Persia come Greek sources? | I doubt Persians were any less literate than Greeks , so what's the deal? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/425ula/why_does_so_much_of_our_information_about_persia/ | {
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"Part of the reason is that the Persians apparently did not develop a tradition of history-writing in the same way that the Greeks living on the fringe of their empire did. The only known historical accounts of Persian affairs were written by Gre... | [] | [] | [
[]
] | |
6cxi0f | can you denounce your citizenship and be technically and officially a citizen of no country? | _URL_0_ it possible to denounce your citizenship and be a citizen of no country?
2.If this were possible what would that look like on official documents and would it be impossible to get a passport?
3.Can you also renounce this citizen ship in later time?
_URL_1_ it also possible to renounce and denounce your citize... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6cxi0f/eli5_can_you_denounce_your_citizenship_and_be/ | {
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anrw0k | How much more likely am i to get cancer from smoking weed then cigarettes or not smoking at all? | askscience | https://www.reddit.com/r/askscience/comments/anrw0k/how_much_more_likely_am_i_to_get_cancer_from/ | {
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"The risk of cancer from smoking is dose-dependent. The more you smoke, the higher the risk. The thing is, people don’t smoke marijuana the way people smoke cigarettes. The two are not equivalent; typically a person smokes m... | [] | [] | [
[],
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"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1277837/"
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1v9rdh | Was there a precedent in antiquity for the idea of resurrection (such as in the resurrection of Christ), or was the Christian idea a new one? | And why did the disciples continue faith in Christ after his death, especially in the light of the persecutions that came during their lifetimes? Obviously my question is being asked from a secular, mainstream, historical perspective. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1v9rdh/was_there_a_precedent_in_antiquity_for_the_idea/ | {
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"text": [
"Not to discourage answers in /r/AskHistorians but you may want to cross post to /r/AcademicBiblical/ who have experts in exactly this."
]
} | [] | [] | [
[]
] | |
73okkz | does chugging water hydrate us the same as drinking the same amount slowly? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/73okkz/eli5_does_chugging_water_hydrate_us_the_same_as/ | {
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"Your body can only process a certain amount of water within a certain amount of time. Anything extra gets pushed through the system faster. \n\nThink of it like putting a bucket under a faucet and another bucket under a waterfall. Your body can... | [] | [] | [
[]
] | ||
2h2q6z | Civil War and Constitution Historians: What do you think of Ulysses. S Grant's argument about the right of states to secede? Why is it relatively unknown? | Ever since I read [Grant's memoirs](_URL_0_) his short two paragraph argument about secession has stayed with me and often come up in my mind every time I hear someone mention the Civil War (or more recently about Scotland's vote). This is the argument:
> "Doubtless the founders of our government, the majority of the... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2h2q6z/civil_war_and_constitution_historians_what_do_you/ | {
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"Grant's views seem pretty consistent with the language used by several of the Constitutions drafters and other Founding Fathers, particularly Madison and arguably Jefferson, who did maintain the right to revolution as a natu... | [] | [
"http://www.gutenberg.org/cache/epub/4367/pg4367.txt"
] | [
[
"http://www.reddit.com/r/AskHistorians/comments/21faq9/did_the_us_states_that_ratified_the_constitution/cgcxnvi"
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[]
] | |
75tm9q | Why did aspic become so popular in the 1950's, only to be viewed as "disgusting" by so many people today? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/75tm9q/why_did_aspic_become_so_popular_in_the_1950s_only/ | {
"a_id": [
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"score": [
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"text": [
"Hmm, did somebody say \"jello salad\"? Not discouraging anyone else from weighing in -- especially on the decline in popularity -- but you might be interested in a few earlier responses on this subject\n\n* /u/Cenodoxus in [There are a number of... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/5ky5d9/there_are_a_number_of_articles_on_the_internet/",
"https://www.reddit.com/r/AskHistorians/comments/1x8yxh/why_were_marshmallows_popular_in_the_cuisine_of/",
"https://www.reddit.com/r/AskHistorians/comments/4k4din/50s_food_culture_and_gelatin/",
... | ||
jz2ad | What impact would the eradication of cancer and other major diseases have on the world? | Reading articles in /r/TrueReddit I see stories about how if the current trend in food prices doesn't change, there will be a worldwide food shortage by 2013 and the less fortunate will no longer be able to afford food.
If scientists were able to cure cancer and other major diseases, it seems to me that the world woul... | askscience | http://www.reddit.com/r/askscience/comments/jz2ad/what_impact_would_the_eradication_of_cancer_and/ | {
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1lu4th | How did Ancient Roman and Ancient Greek civilizations handle citizens that were born with major birth defects like mental retardation or cerebral palsy? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1lu4th/how_did_ancient_roman_and_ancient_greek/ | {
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"text": [
"Exposure most likely. The father of the child would make that decision and the infant abandoned. Infanticide was widespread and ingrained in ancient society (though opposed by the Jews and Christians).... | [] | [] | [
[],
[],
[]
] | ||
2qs939 | Does time only go slower when I speed up in a linear fashion or does it still happen if I spin on a chair really really fast? | askscience | http://www.reddit.com/r/askscience/comments/2qs939/does_time_only_go_slower_when_i_speed_up_in_a/ | {
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"text": [
"There are a few different ways to look at this:\n\n1- Often we model objects as a single particle located at the center of mass. For relativity problems we then generally model this particle as traveling in a straight line. From this standpoint,... | [] | [] | [
[]
] | ||
1ej954 | My eyes can focus on an object that is roughly as small as 1/20,000th my body length. Can a small insect's eyes do the same? Could an insect see bacteria? | I wasn't sure how to categorize this. But I now realize that this is truly a physics question. Not biological. Or so it appears... | askscience | http://www.reddit.com/r/askscience/comments/1ej954/my_eyes_can_focus_on_an_object_that_is_roughly_as/ | {
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"text": [
"This probably doesn't answer your question, but \"bacteria\"... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Thiomargarita_namibiensis",
"http://en.wikipedia.org/wiki/Phytoplasma"
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[
"http://web.neurobio.arizona.edu/gronenberg/nrsc581/eyedesign/visualacuity.pdf"
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[],
[],
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"http://irl.cs.ucla.edu/papers/right-size.html"
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3lz9qs | why does it take 30 seconds, or less, to download a whole movie from netflix to watch on my phone, but it takes 2-5 minutes to load a 15 second .gif on my reddit app? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lz9qs/eli5_why_does_it_take_30_seconds_or_less_to/ | {
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"You're not downloading a whole movie. You're streaming it, meaning you're only downloading a few seconds of movie every second, but as you're watching it is still downloading the ... | [] | [] | [
[],
[],
[],
[]
] | ||
1i5hho | If the Islamic caliphates were at the forefront of science and intellect at their time, why is the Middle East not at least as technologically advanced as the West? | Thank you for your detailed responses everyone, and help laying the foundation for my research. Did not expect so much discussion. These are fantastic responses. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1i5hho/if_the_islamic_caliphates_were_at_the_forefront/ | {
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"http://en.wikipedia.org/wiki/Aeolipile",
"http://www.fas.harvard... | |
3064mc | what did apple sue microsoft for in the 80s/90s, who won, and why? | A co-worker and I got into a discussion about who ripped off who in the case of Apple Computer vs Microsoft and both of us are now second-guessing ourselves. Tried looking on google and ELI5, but didn't get anything specific to this case, so I came here. Please berate me if this has already been asked. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3064mc/eli5_what_did_apple_sue_microsoft_for_in_the/ | {
"a_id": [
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"Is this what you meant? Seems pretty straightforward from the Wikipedia introduction to the case.\n\n_URL_1_.\n\n > Apple Computer, Inc. (now Apple Inc.) sought to prevent Microsoft and Hewlett-Packard from using visual graphical user interface ... | [] | [] | [
[
"http://www.freibrun.com/articles/articl12.htm",
"http://en.wikipedia.org/wiki/Apple_Computer,_Inc._v._Microsoft_Corp"
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] | |
smyrb | Where does quantum fluctuation come from? | askscience | http://www.reddit.com/r/askscience/comments/smyrb/where_does_quantum_fluctuation_come_from/ | {
"a_id": [
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"text": [
"To really understand this you have to get knee-deep in quantum field theory, but I'll do the best I can.\n\nThe first thing you have to understand is that in physics, 'existence' is given a very precise meaning. Namely, something 'exists' if we c... | [] | [] | [
[]
] | ||
zxrwm | A two part question on lighting dimmer switches... | When you have a light on a dimmer switch that is turned almost all the way down, is it using less electricity or is some of the energy "wasted" by the dimmer? The dimmers in my house give off some form of EM interference which is picked up by audio recording equipment so presumably some of the energy is "wasted" in thi... | askscience | http://www.reddit.com/r/askscience/comments/zxrwm/a_two_part_question_on_lighting_dimmer_switches/ | {
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"_URL_0_\n\nI'm not an engineer, but the 'old way' appears to simply be increasing the resistance (which would produce more heat). The new method takes advantage of alternating current to switch on the circuit for a fraction of the phase. Maybe ... | [] | [] | [
[
"http://home.howstuffworks.com/dimmer-switch.htm"
]
] | |
3ot55v | stochasticity. different to "random"? | I've checked wikipedia, etc. I get that it's about randomness, but it's used to make specific predictions?
Is this just a fancy word for normal 'randomness' and probability? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ot55v/eli5_stochasticity_different_to_random/ | {
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"It is more or less a fancy word for a \"wild card.\" It is the inability to be able to predict the outcome of an event based on a \"wild card.\"\nThe term relates to an actual event. The outcomes of thi... | [] | [] | [
[],
[],
[]
] | |
6y69my | Were ancient Jews white? | They're always white in films, but wouldn't they have been more olive skinned? And if they were brown, how did they turn white in only 2,000 years of living in a cooler (mostly European) climate? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/6y69my/were_ancient_jews_white/ | {
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"Not to drop a bunch of theory on your head, but no -- it's not useful to think of ancient people being \"white\" or \"nonwhite\" because \"whitenesss\" is a culturally constructed state of being (like... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/wiki/racism_and_slavery"
],
[],
[
"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3543766/"
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1h9o96 | How and why did some plants evolve chemicals that effect our brains? | askscience | http://www.reddit.com/r/askscience/comments/1h9o96/how_and_why_did_some_plants_evolve_chemicals_that/ | {
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"text": [
"I know that caffeine, which has a minor psychoactive effect (primarily alertness), is also a potent insecticide. So it was probably developed to keep coffee-eating bugs at bay.",
"The big picture answer is that biochemis... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Indole-3-acetic_acid",
"http://en.wikipedia.org/wiki/Serotonin",
"http://en.wikipedia.org/wiki/Tryptophan"
]
] | ||
1g69wz | Why Didn't Florida Join the Revolution? | My understanding is that Florida was given to the British following the French and Indians Wars/Seven Years War, and made into two colonies, East and West Florida.
But when the Revolution came about, they didn't choose to join in, and remained loyal to the crown (only to get traded to Spain at the end of it).
So A) W... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1g69wz/why_didnt_florida_join_the_revolution/ | {
"a_id": [
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"text": [
"First of all I should clarify what Florida was at the end of the Seven Years War. When it was given to the British they divided it up into two colonies, East Florida, centered around St. Augustine and West Florida, centered around Pensacola. Afte... | [] | [] | [
[]
] | |
1vyr4l | why do states' attorney generals get to decide if they want to defend a law passed by a state's legislative branch or not? what are the ethical and legal implications? | Obviously I am not a lawyer or anything. But this got me thinking today because the new Attorney General of VA has decided not to defend the anti gay law. I am pro-gay marriage so I am happy with this. What are the legal and ethical implications behind this? I am thinking from the opposite side. Let's say the demo... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vyr4l/why_do_states_attorney_generals_get_to_decide_if/ | {
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"text": [
"The judicial system permits \"Prosecutorial Discretion\". There are always more crimes that could be tried than there is time and money to pursue. So the Attorney General, and the prosecutors who work under the Attorney General, have wide latit... | [] | [] | [
[]
] | |
4j67ia | What was math/physics before calculus? Finishing 2nd year college physics, and its in pretty much everything | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/4j67ia/what_was_mathphysics_before_calculus_finishing/ | {
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405,
10,
16
],
"text": [
"It was geometry.\n\nI'll try to answer this question with respect to physics because I'm not a historian of mathematics (sadly there's not enough of them around, maybe I should become one). Basicall... | [] | [] | [
[
"http://galileoandeinstein.physics.virginia.edu/tns_draft/images/tnsFig058_300.jpg",
"http://regmedia.co.uk/2011/12/12/newton_marginalia.jpg",
"http://galileoandeinstein.physics.virginia.edu/tns_draft/images/tnsFig081_300.jpg",
"http://galileoandeinstein.physics.virginia.edu/tns_draft/index.html",... | ||
348qem | why do americans learn a foreign language so late in their educational career(i.e. high school and college) while foreigners are practically fluent in english by the time they're in their late teens? | And on a related note, why is it that American schools only offer 2 or 3, maybe 4 languages (usually French, Spanish, German and maybe Latin)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/348qem/eli5_why_do_americans_learn_a_foreign_language_so/ | {
"a_id": [
"cqsbgel",
"cqsbhj6",
"cqsbxrr",
"cqsby68",
"cqshfcn",
"cqshodg",
"cqshsyu",
"cqsju9l",
"cqsjxia",
"cqso41d",
"cqsx7y6"
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"score": [
10,
26,
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8,
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"text": [
"I'm asking because I'm... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[]
] | |
8557od | In the game Assassin's Creed Origins, a fair portion ancient Egyptian, Greek, and Roman NPCs are portrayed as being overweight. How accurate is this? What size would the average person have been? | For reference, the game takes place during Cleopatra's reign, so around 49BCE.
It is mentioned in the historical tours that you can take, that the game developers did sacrifice some historical accuracy for the sake of inclusive gameplay. In one example, scribes are shown teaching a group of boys and girls, though in ... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/8557od/in_the_game_assassins_creed_origins_a_fair/ | {
"a_id": [
"dvvtn5c"
],
"score": [
599
],
"text": [
"The portrayal of Egyptian bodyweight is fairly accurate although I do not have any concrete data on demographics in the NPC (computer generated) population.\n\nAlthough most Egyptians ate a diet high in grain, vegetables and dairy, and low in r... | [] | [] | [
[
"https://upload.wikimedia.org/wikipedia/commons/4/4f/Oktadrachmon_Ptolemaios_II_Arsinoe_II.jpg",
"https://upload.wikimedia.org/wikipedia/commons/e/e1/Statue-of-Hemiun.jpg"
]
] | |
8yw46k | After the Civil War, the South re-invented the Confederate cause to be about states' right and downplayed slavery and its inherent cruelties. When blacks were subjected under segregation in the New South, how did whites att argue about the legacy of slavery - as a sin, or as a blessing taken away? | I know they supported it before the war (Edit: he'll they went to war for it), and argued it wasn't THAT bad afterwards for a long time. However, was the war ever seen on Biblical terms - perhaps that the destruction of the South by the perceived cruelties of Sherman's March was a punishment from God for the sin of sla... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/8yw46k/after_the_civil_war_the_south_reinvented_the/ | {
"a_id": [
"e2f45fh"
],
"score": [
3
],
"text": [
" > After the Civil War, the South re-invented the Confederate cause to be about states' right and downplayed slavery and its inherent cruelties.\n\nDo you have a source for this?"
]
} | [] | [] | [
[]
] | |
s78tc | What determines whether or not a hockey player shoots with a right or left stick? Why is it not correlated with their regular handedness? | askscience | http://www.reddit.com/r/askscience/comments/s78tc/what_determines_whether_or_not_a_hockey_player/ | {
"a_id": [
"c4bq6ai",
"c4bw87k"
],
"score": [
2,
2
],
"text": [
"It is correlated with their handedness. ",
"I'm not sure this is a science question, but I'll give my take. \n\nMany left-handed people (kids) will start off playing sports with right-handed equipment, purely due to the... | [] | [] | [
[],
[]
] | ||
99fef2 | On a cellular level, how does aging manifest itself? | How do 'old' cells compare to 'young' ones? | askscience | https://www.reddit.com/r/askscience/comments/99fef2/on_a_cellular_level_how_does_aging_manifest_itself/ | {
"a_id": [
"e4o1g45",
"e4og4r7"
],
"score": [
10,
2
],
"text": [
"When our cells divide it must replicate the dna to put in the new cell. This dna replication is an imperfect process. Imagine have a long chain of something. Then you want to copy it so you glue the starting points together... | [] | [] | [
[],
[
"https://i.imgur.com/nV7qlYi.jpg"
]
] | |
h3sb6 | Is reading while eating bad for you? | I've been told it was because it diverted blood flow from your stomach. But what happens if you happen to be thinking deeply while eating? Would that have the same effect? What about watching TV? | askscience | http://www.reddit.com/r/askscience/comments/h3sb6/is_reading_while_eating_bad_for_you/ | {
"a_id": [
"c1scppp",
"c1sczdy",
"c1sd9e7",
"c1sdgco"
],
"score": [
11,
10,
5,
2
],
"text": [
"The only downsides are that you may over eat because you're focused on something else. ",
"Wh-\n\nWho told you that?",
"What a bizarre theory.",
"People also say your... | [] | [] | [
[],
[],
[],
[]
] | |
be09h6 | do i use less cellular data directly to my phone, or through a wifi hotspot, which is using cellular data? | Self-explanatory. Curious. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/be09h6/eli5_do_i_use_less_cellular_data_directly_to_my/ | {
"a_id": [
"el23i8p"
],
"score": [
3
],
"text": [
"Theoretically, if you are asking if using your phone as a wifi hotspot for a laptop will use more data than using the browser within the phone itself, the anwser would be using the phone itself.\n\nBeing a phone it will request the mobile version... | [] | [] | [
[]
] | |
26m0lt | If I was to freeze water that contained a dangerous bacteria, such as a strain that caused dysentery, would it sterilize the water similar to boiling? | In a controlled environment: the water is pure aside from the bacterial strain, placed into an ice cube tray, and frozen.
Would it have any effect? If not: could the bacteria remain cryogenic? | askscience | http://www.reddit.com/r/askscience/comments/26m0lt/if_i_was_to_freeze_water_that_contained_a/ | {
"a_id": [
"chscqrr",
"chssnkx"
],
"score": [
6,
3
],
"text": [
"Bacteria can form cysts or endospores to endure unfavourable environments until conditions improve. While the freezing would undoubtedly kill many of the bacteria, it is not guaranteed to. Even autoclave sterilizers that use... | [] | [] | [
[],
[]
] | |
2dh63j | Some Republicans still think Ross Perot's candidacy caused George Bush to lose the 1992 elections. Do historians believe that Ross Perot's candidacy was a decisive factor in Bush's loss? | From a numbers perspective, it does seem that Bush may have won if Perot did not run. However, Perot was also a more moderate conservative than Bush and had a populist anti-NAFTA appeal that probably attracted some Democrats. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2dh63j/some_republicans_still_think_ross_perots/ | {
"a_id": [
"cjptbl7"
],
"score": [
29
],
"text": [
"This is certainly a common line of thinking in some circles, but the numbers don't really suggest that was the case. \n\nImmediately after Perot [bowed out of the race](_URL_1_), Clinton gained 13pts in the polls while Bush gained 15, a combine... | [] | [] | [
[
"http://www.nytimes.com/1992/11/05/us/1992-elections-disappointment-analysis-eccentric-but-no-joke-perot-s-strong.html",
"http://www.gallup.com/poll/110548/gallup-presidential-election-trialheat-trends-19362004.aspx#2"
]
] | |
2yy7f1 | why aren't more western commercials as crazy as japanese commercials? is it considered false advertising? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2yy7f1/eli5_why_arent_more_western_commercials_as_crazy/ | {
"a_id": [
"cpe1wxx"
],
"score": [
3
],
"text": [
"I am not so sure it is considered false advertising. But it is more likely to annoy the customer rather than promote the sale of the item. "
]
} | [] | [] | [
[]
] | ||
ec5xqa | Does eating more fat (esp monounsaturated fat) prior to cold exposure help increase synthesis of brown adipose tissue? | more so than fasting + cold exposure? | askscience | https://www.reddit.com/r/askscience/comments/ec5xqa/does_eating_more_fat_esp_monounsaturated_fat/ | {
"a_id": [
"fbbstyt"
],
"score": [
3
],
"text": [
"\\*cracks knuckles\\*\n\nOk. It is *really* hard to point to anything in an adult human and definitely agree it is BAT. As a child we have a lot of BAT to keep us warm which, as u/JimmiRustle said, declines over time. However (off the top of my h... | [] | [] | [
[]
] |
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