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1i92h7
why is computer keyboard "qwerty" and not "abcdef"?
Or qwertz (e.g. Europe). I hope you know what I mean. Why they put the letters in this order?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1i92h7/eli5_why_is_computer_keyboard_qwerty_and_not/
{ "a_id": [ "cb25ge1", "cb25i6k", "cb2avmk", "cb2qnuc" ], "score": [ 6, 40, 4, 2 ], "text": [ "In order to keep typewriters from jamming, more popular letters were spread out. ", "In the days of typewriters, the keys were alphabetically ordered. However this caused som...
[]
[]
[ [], [], [ "http://www.dvzine.org/zine/01-toc.html" ], [] ]
aysm32
How as Rome's public money managed?
The question arose in the previous thread [about Crassus](_URL_0_): When the Roman government collected money, whether by taxation or donations from patricians, where did they put it? And how did they disburse it back out again to pay for Legions or grain? Presumably they dealt in actual physical coins; where they stor...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/aysm32/how_as_romes_public_money_managed/
{ "a_id": [ "ei33iu1" ], "score": [ 4 ], "text": [ "In the Republic, the State Treasury was called the *aerarium* (\"the place of bronze\"). It was housed in the Temple of Saturn, namely in the vaults beneath the temple, in the Forum. There was also the *publicum,* which was a separate treasury \"...
[]
[ "https://www.reddit.com/r/AskHistorians/comments/axhzsk/im_trying_to_better_understand_marcus_crassus/" ]
[ [] ]
1wcwgy
Was it actually agreed by many doctors that smoking was good for you back in the 40s/50s etc?
I always see these old time ads that have doctors advertising a specific brand of cigarettes, and I can't help wonder what the reality of it was. Were they bribed? Were they legally making false claims? You'd think that after all the dissections and openings of lugs, people would notice that smoker lungs tended to ha...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1wcwgy/was_it_actually_agreed_by_many_doctors_that/
{ "a_id": [ "cf0y76z" ], "score": [ 32 ], "text": [ "Not a historian, but I know a bit about this through skepticism and advertising research.\n\nPre-1920, there are cigarettes that claimed to help with asthma, but it wasn't tobacco. By the late teens and early 20's, the idea that cigarettes was ...
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[]
[ [] ]
14w8lo
What were some cultural "fads" of your respective studied time periods?
I was driving to work today and thought about this and it really got me going... Nowadays, with our modern technology and our lightning fast information exchange, we have memes and pictures and sometimes really idiotic things (Call me Maybe, anybody?) that just get repeated over and over by people for weeks, and then f...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/14w8lo/what_were_some_cultural_fads_of_your_respective/
{ "a_id": [ "c7h0i2a", "c7h2gco", "c7h3dii", "c7heudb" ], "score": [ 45, 15, 19, 2 ], "text": [ "A variety of leetspeak was very popular in the antebellum United States. People loved turning phrases into abbreviations. \"Gone to Texas\" became GT. \"Small potatoes\" became ...
[]
[]
[ [], [ "http://www.grantland.com/story/_/id/8339692/brian-phillips-edward-payson-weston", "http://www.gutenberg.org/files/21984/21984-h/21984-h.htm" ], [], [] ]
8fo9by
how can companies use rival company names in ads to degrade them?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8fo9by/eli5_how_can_companies_use_rival_company_names_in/
{ "a_id": [ "dy54fvc", "dy54g8o", "dy54iwc" ], "score": [ 2, 2, 2 ], "text": [ "depends where you are. Generally Mcdonalds could only sue if the claim could be proven to be untrue.\n\nif there is small print at the bottom that cites a survey, or a specific quantification,and that f...
[]
[]
[ [], [], [] ]
wsipo
How and when did the European nobility form?
I've always wondered how old and entrenched the medieval European nobility was. Obviously, their hereditary class thrived for centuries under feudalism, but what were the conditions that allowed these select families to become the upper class in the first place? How far back does their hereditary succession go?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/wsipo/how_and_when_did_the_european_nobility_form/
{ "a_id": [ "c5g2e98", "c5g428w", "c5g8dbu" ], "score": [ 10, 8, 6 ], "text": [ "The answer is \"depends\". Different countries in different time periods have different ways of ennobling people. I can't cover all of Europe, but I'll give you some examples.\n\nOne is obviously land ...
[]
[]
[ [], [ "http://www.reddit.com/r/AskHistorians/comments/vpndb/how_arose_the_concept_of_nobility_or_royal_blood/c56nzlo" ], [] ]
40347w
how does capturing "el chapo" affect mexico and the united states?
What are somethings we should expect? What are the benefits and negatives to his capture?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/40347w/eli5_how_does_capturing_el_chapo_affect_mexico/
{ "a_id": [ "cyr4chl" ], "score": [ 2 ], "text": [ "It was simply very embarrassing for Mexico. It was a Maximum security prison he had escaped from. Mexico wants to be taken seriously, in this didn't help. Especially the elaborate tunnel" ] }
[]
[]
[ [] ]
fky5wg
would it be possible to store an entire game's data on your ram alone so that it would eliminate the loading process completely?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/fky5wg/eli5_would_it_be_possible_to_store_an_entire/
{ "a_id": [ "fkvhazj", "fkvhkl1" ], "score": [ 2, 3 ], "text": [ "You could store the files on a memory drive which would reduce access time but usually the game files are stored in a compressed format and have to be decompressed then re-loaded in to memory for each level load, so it would...
[]
[]
[ [], [] ]
2hmh1h
What was the reaction throughout the Islamic world to the first moon landing in 1969?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/2hmh1h/what_was_the_reaction_throughout_the_islamic/
{ "a_id": [ "cku7m5j", "cku96v2", "cku980w", "ckugc34" ], "score": [ 157, 254, 63, 29 ], "text": [ "As a Muslim I'd like to know, why would the reaction of the Islamic countries differ from everyone else's? Serious question", "I have absolutely no authority, but I know ...
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[]
[ [], [ "http://www.cumhuriyetarsivi.com/monitor/index.xhtml" ], [ "http://en.wikipedia.org/wiki/Flags_of_the_Ottoman_Empire", "http://en.wikipedia.org/wiki/Islamic_calendar" ], [ "http://i.imgur.com/YpW8Yv8.jpg?1\\", "http://www.dawn.com/news/740981/also-pakistan-iv" ] ]
3azui7
What is the history behind Las Vegas and why it is such a unique city?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/3azui7/what_is_the_history_behind_las_vegas_and_why_it/
{ "a_id": [ "cshysai" ], "score": [ 7 ], "text": [ "Las Vegas for a long time existed primarily as a wide spot on the road on the Old Spanish Trail. It had water and thus was a good spot to rest your team on the way between Santa Fe and Southern California. Las Vegas means \"the meadows\" in Spani...
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[]
[ [] ]
4hs9md
Once a human reaches maturity, are there any cells left in the body that were there as an infant?
Just curious, since I read a discussion about the point at which someone/something is new (by replacement of parts).
askscience
https://www.reddit.com/r/askscience/comments/4hs9md/once_a_human_reaches_maturity_are_there_any_cells/
{ "a_id": [ "d2s8z9x" ], "score": [ 10 ], "text": [ "Neurons. There may be more cell types that last this long (without dividing), but you definitely have neurons that have been there since you were a fetus.\n\nThere are some claims on the internet that all the atoms (or 98% of your atoms) get re...
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[]
[ [ "https://micpohling.wordpress.com/2007/03/27/math-how-much-co2-is-emitted-by-human-on-earth-annually/", "http://content.time.com/time/magazine/article/0,9171,936455,00.html" ] ]
f3xu9z
why is a repetitive sound "annoying", but an irregular one isn't?
Like how most people can sleep to music, with the TV on, or around people talking, but cannot if there's an alarm beeping or a clock ticking.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/f3xu9z/eli5_why_is_a_repetitive_sound_annoying_but_an/
{ "a_id": [ "fhmhh4p", "fhml9vt", "fhmtvx6" ], "score": [ 6, 3, 13 ], "text": [ "I would say it's the opposite. The irregular is annoying. \n\nThere is another difference in your example than irregular and regular. Music is often pleasant to listen to and people's voices can be com...
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[]
[ [], [], [] ]
84m9ed
I have seen many European writers referring to 'martial races' in Colonial era. What does this term exactly mean? How militaristic really were these races?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/84m9ed/i_have_seen_many_european_writers_referring_to/
{ "a_id": [ "dvr8u6r" ], "score": [ 17 ], "text": [ "While I’m certainly not an expert on the concept, ideas surrounding martial race are something I engage with in in my PhD thesis, so I can provide at least a partial answer, with particular reference to Scotland (with Scottish Highlanders being ...
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[ [] ]
8kaxjt
what is worse on your liver...drinking 1 beer with 8.4% alcohol content or 2 beers with 4.2%?
I was out the other night with my wife and I was drinking some bud light. Then we went to a bar that had Boulevard Tank 7 which is 8.5%. Since 2 Bud Lights equal 1 Tank 7 but you are drinking more liquid...is it harder for the liver to process the more alcohol you are drinking or does it all equal out? I hope this make...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8kaxjt/eli5_what_is_worse_on_your_liverdrinking_1_beer/
{ "a_id": [ "dz68mtq", "dz6aglb", "dz6fwy5" ], "score": [ 12, 3, 2 ], "text": [ "8.4 % is probably worse for your liver because the alcohol is absorbed and processed by the liver quicker. The same way it’s worse to drink a bottle of wine in one go instead of over a few days. ", ...
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[]
[ [], [], [] ]
359axq
looking at distant objects in space... is it literally like staring back in time?
I was reading the wikipedia page on the JWST yesterday and saw this line "The more distant an object is, the younger it appears: its light has taken longer to reach us." This is something I know, but it got me thinking. When we view a distant object in space, is it literally like looking back in time? To expand on thi...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/359axq/eli5_looking_at_distant_objects_in_space_is_it/
{ "a_id": [ "cr28l6j" ], "score": [ 2 ], "text": [ "If you put a telescope 73 light years from Earth and pointed it at Earth, yes you would see Earth 73 years in the past. But you could never see WW2 because it would take you at least 73 years to get the telescope out there, since nothing can trav...
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[ [] ]
1quo4c
how do dollar stores manage to sell brand named products for such a low price?
2 liter bottle of Coke for a $1 vs. the same drink for $2.50 a grocery store.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1quo4c/eli5_how_do_dollar_stores_manage_to_sell_brand/
{ "a_id": [ "cdgptaw", "cdgqxl1", "cdgr94h", "cdgsddf" ], "score": [ 8, 3, 22, 2 ], "text": [ "Because at a grocery store all those high prices you're seeing are 'impulse' buys. They're stationed at the front where people will quickly buy anything. \n\nFor Cub Foods there's...
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[]
[ [], [], [], [] ]
59v6hq
why is it unhealthy to remain unconscious for too long?
Can someone help me out with this?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/59v6hq/eli5_why_is_it_unhealthy_to_remain_unconscious/
{ "a_id": [ "d9bl4l9" ], "score": [ 7 ], "text": [ "It isn't unhealthy to remain unconcious for \"too long\". The problem is that if something renders someone unconscious such as a blow to the head, the longer they are out indicates greater levels of damage and disruption to the brain.\n\nYou are ...
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[ [] ]
1hsssq
what happens if air is injected into your blood stream? a very small amount? a syringe worth?
Just wondering
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1hsssq/eli5_what_happens_if_air_is_injected_into_your/
{ "a_id": [ "caxjy5k", "caxk346", "caxmaxr", "caxmtua", "caxpnyu", "caxq2g3", "caxqs1a", "caxsc9u", "caxu34z", "caxuk7o", "caxus0u" ], "score": [ 166, 13, 2, 52, 6, 2, 3, 5, 2, 2, 2 ], "text": [ "Any defect in the bloo...
[]
[]
[ [], [], [], [], [], [], [], [], [], [], [] ]
688dn1
Did the concept of "interracial couples" exist in Ancient Rome?
Were marriages between someone from the Middle East or Africa and someone from Europe common? Was there stigma against these couples? Were Julius Caesar and Cleopatra considered an "interracial" couple?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/688dn1/did_the_concept_of_interracial_couples_exist_in/
{ "a_id": [ "dgwjegn" ], "score": [ 77 ], "text": [ "Yes and no.\n\n\nModern racism is a post-Classical concept, it does not appear in surviving Egyptian, Greek or Roman literature or other accounts.\n\n\n\n \nXenophobia, bigotry, sectarianism and extreme nationalism were all amply represented in...
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[ [] ]
6gck58
Mercury isn't moving at a speed close to that of light. Why did Newtonian gravity fall short in predicting its orbit?
My understanding is that relativistic effects are negligible at speeds far, far below that of light (~50 km/s, give or take, in the case of Mercury's orbital speed). Does that rule of thumb apply on to special relativity?
askscience
https://www.reddit.com/r/askscience/comments/6gck58/mercury_isnt_moving_at_a_speed_close_to_that_of/
{ "a_id": [ "dipacf3", "dipb62v", "dipdvz1", "dipjbkq" ], "score": [ 4, 32, 3, 4 ], "text": [ "It's because its orbit lies so close to the sun. Einstein's theory of general relativity explains the discrepancy between the predictive path calculated with Newton's law of univ...
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[]
[ [ "https://en.wikipedia.org/wiki/Newton%27s_law_of_universal_gravitation#Problematic_aspects" ], [], [], [] ]
3hk6ce
Why doesn't the downward acceleration of satellite orbits cause them to fall farther each passing second?
Not understanding the acceleration element in orbiting satellites has always bothered me. In a simplified explanation, I learned that satellites stay in orbit (let's say a constant distance from Earth) because of two separate vectors: a lateral one and a downward one. This was illustrated simply in my college textbook...
askscience
http://www.reddit.com/r/askscience/comments/3hk6ce/why_doesnt_the_downward_acceleration_of_satellite/
{ "a_id": [ "cu8cjdj", "cu8dlpx", "cu8yjip", "cu911bd" ], "score": [ 5, 4, 2, 2 ], "text": [ "So, thinking about it in terms of two vectors of motion isn't *exactly* right. There *are* two vectors. One is its vector of motion, or its velocity. The other is its vector of ...
[]
[ "https://www.reddit.com/r/askscience/comments/3be0zs/how_are_orbiting_objects_not_accelerating_due_to/" ]
[ [], [], [], [ "https://en.wikipedia.org/wiki/Philosophi%C3%A6_Naturalis_Principia_Mathematica#/media/File:Newtons_proof_of_Keplers_second_law.gif" ] ]
52mllk
Footprints on the moon Destroyed by seismic activity?
If there is seismic activity on the moon that can last up to an hour would the footprints that we are told will be there forever be flattened out and destroyed by Lunar quakes
askscience
https://www.reddit.com/r/askscience/comments/52mllk/footprints_on_the_moon_destroyed_by_seismic/
{ "a_id": [ "d7lsoni" ], "score": [ 6 ], "text": [ "The moon has some seismic activity. It has a cold interior and therefore no tectonic motions to cause the really large earthquakes (7.0+) we see on earth. A 5.5 one would not be enough to flatten dust piles. At least not in thousands of years. T...
[]
[]
[ [ "http://science.nasa.gov/science-news/science-at-nasa/2006/15mar_moonquakes/", "https://www.nasa.gov/mission_pages/apollo/revisited/#.V9idiDXkWUl" ] ]
34e7ri
Are there examples of prizes for discoverers, similar to the X Prizes?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/34e7ri/are_there_examples_of_prizes_for_discoverers/
{ "a_id": [ "cqu2g1s" ], "score": [ 3 ], "text": [ "There have been many challenge prizes over the past few centuries, often backed by governments, national academies, businesses or philanthropists.\n\nIn 1775, the French Academy of Science offered 2,400 livres for anyone who could cheaply produce...
[]
[]
[ [ "http://www.nesta.org.uk/news/guide-historical-challenge-prizes", "http://en.wikipedia.org/wiki/Leblanc_process", "http://americanhistory.si.edu/collections/search/object/nmah_2947" ] ]
3zjrxa
why aren't elections publicly funded? wouldn't that be better?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3zjrxa/eli5_why_arent_elections_publicly_funded_wouldnt/
{ "a_id": [ "cymo0lt", "cymo4ue" ], "score": [ 8, 9 ], "text": [ "Disregarding arguments about practicality, it's not in the interest of those governing to make elected offices truly available to anyone.", "Your first practical problem would be passing such a law. Congress is full of p...
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[]
[ [], [] ]
141qri
Why does Olanzapine "cause body weight gain" even though it "disturb the metabolism by making the body take preferentially its energy from fat"
_URL_0_ > Metabolic effects. Shouldn't it promote weight *loss* since it's essentially making body use up the fat?
askscience
http://www.reddit.com/r/askscience/comments/141qri/why_does_olanzapine_cause_body_weight_gain_even/
{ "a_id": [ "c7932ho" ], "score": [ 2 ], "text": [ "Olanzapine causes weight gain due to it's antagonistic effects at serotonin (5HT) receptors, muscarinic receptors, and histaminergic receptors. \n\nOlanzapine and other antipsychotics like it) also causes lowered levels of leptin (peptide involve...
[]
[ "http://en.wikipedia.org/wiki/Olanzapine" ]
[ [] ]
2zpan5
when people hunt animals using poisoned arrows/darts why doesn't the meat make them sick despite it being imbued with potentially lethal poison?
I presume only a small amount is used but still, 1mg of Golden Poison Dart Frog poison is enough to kill between 10 and 20 humans! Is it maybe that the poison is neutralised in the process of killing the animal, leaving the meat safe to eat?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2zpan5/eli5_when_people_hunt_animals_using_poisoned/
{ "a_id": [ "cpl0ijv", "cpl2909", "cpl2mnk" ], "score": [ 4, 3, 3 ], "text": [ "A lot of animal poisons are destroyed by heat so you just have to make sure the food is properly cooked for it to be safe. ", "I've read that, at least in some areas, they excise the meat surroundin...
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[]
[ [], [], [] ]
95od1i
What was the dark side of Mustafa Kemal Atatürk
Im a turkish person and ı recently watched a video about the distasteful views Gandhi had. That made me curious about the founder of my country. In advance, thanks for answering.
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/95od1i/what_was_the_dark_side_of_mustafa_kemal_atatürk/
{ "a_id": [ "e3unjsf" ], "score": [ 5 ], "text": [ "Well, off the top of my head, he was quite an alcoholic. Mustafa Kemal drank about a bottle of Raki a day, which is around 50% purely alcohol. He died of cirrhosis, which he had for much of his life, and no doubt from his alcohol intake.\n\nAtatü...
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[]
[ [ "https://www.idefix.com/kitap/medeni-bilgiler-gazi-mkemal/arastirma-tarih/tarih/ataturk/urunno=0000000166228", "https://www.amazon.com/Ataturk-Biography-Founder-Modern-Turkey/dp/158567334X", "http://www.hup.harvard.edu/catalog.php?isbn=9780674368378" ] ]
3llcku
why do squirrels move so sporadically?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3llcku/eli5_why_do_squirrels_move_so_sporadically/
{ "a_id": [ "cv76jdq" ], "score": [ 4 ], "text": [ "A lot of predators are attracted by movement. Humans are a great example - something moving when everything else is still, or moving in a rather odd way, really attracts our attention.\n\nSquirrels are a tiny bit more invisible when they sit abs...
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[ [] ]
5i2jfp
how do people in submarines breathe after being submerged for long periods of time
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5i2jfp/elif_how_do_people_in_submarines_breathe_after/
{ "a_id": [ "db4vh7u", "db4vlp4", "db52wli", "db541kz" ], "score": [ 6, 8, 4, 7 ], "text": [ "To oversimplify, submarines have systems for removing CO2 and adding O2 to maintain a normal, breathable atmosphere inside. Spacecraft are similar, though even more self contained...
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[ [], [], [], [] ]
16sd5h
elii'm5: what does "wild-type" mean in the context of genetics?
I am reading through some papers I don't understand for school and I see the phrase "wild-type" all over the place. What does it mean? Thanks in advance
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/16sd5h/eliim5_what_does_wildtype_mean_in_the_context_of/
{ "a_id": [ "c7ywht1" ], "score": [ 5 ], "text": [ "'Wild-type' means the phenotype of a species that occurs in nature (in other words, \"normal\"), as opposed to 'mutant'.\n\nSo for example, in humans, wild type would be having five fingers, whereas mutant might be having six." ] }
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[ [] ]
t2kcz
How much mass could a human move?
You see feats of strength clips all the time of people pulling buses by their teeth, etc. If we eliminate variables such as gravity, friction, etc., how much weight--lets say in the shape of a steel cube--could a human move from a dead stop? (Their feet can be anchored on an object of infinite mass if this helps answ...
askscience
http://www.reddit.com/r/askscience/comments/t2kcz/how_much_mass_could_a_human_move/
{ "a_id": [ "c4izv0z", "c4izycy", "c4j0l01", "c4j342h" ], "score": [ 13, 2, 8, 3 ], "text": [ "F=ma (Force equals mass times acceleration). A tiny force can move an enormous mass but the acceleration will be very low.\n\nIn this thought experiment the limit is just short of...
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[]
[ [], [], [ "http://www.bigsiteofamazingfacts.com/suppose-a-large-ship-such-as-the-qe2-is-floating-freely-alongside-a-quay-and-no-forces-such-as-wind-or-sea-currents-are-acting-on-it-if-i-stand-on-the-quay-and-push-the-side-of-the-ship-will-it-mo" ], [] ]
zae5d
Why won't fuses protect electronics from an EMP?
My understanding is that an EMP fries circuits by inducing a very large current in the circuit. Aren't fuses supposed to break the circuit in case of a very large current?
askscience
http://www.reddit.com/r/askscience/comments/zae5d/why_wont_fuses_protect_electronics_from_an_emp/
{ "a_id": [ "c62ve1o", "c636hgh" ], "score": [ 11, 2 ], "text": [ "First of all, EMPs are so quick that a fuse would not be able to help, however, an EMP creates current everywhere in the circuit, so even if your fuse could react fast enough it wouldn't do anything.", "Layman answer, b...
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[ [], [] ]
7pfpac
what was special about frank zappa? why was/is he considered a musical genius?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7pfpac/eli5_what_was_special_about_frank_zappa_why_wasis/
{ "a_id": [ "dsgu3we" ], "score": [ 3 ], "text": [ "I tried to listen to him several times over the years and just couldn't, didn't understand the big deal with him." ] }
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[ [] ]
6mucq3
why do cows not wink when they get flies in their eyes?
I'm working outside and during hot days in summer the flies are really annoying. And I was wondering why they bother us that much, because they are actually harmless(or is this wrong?). Why do we have the reflex to wink when they land on our eyes but some animals like cows don't? Why aren't they annoyed by all those ...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6mucq3/eli5_why_do_cows_not_wink_when_they_get_flies_in/
{ "a_id": [ "dk4huwm" ], "score": [ 5 ], "text": [ "I have animals.. not cattle, but I have a donkey, llama, and sheep. Mostly what I see them do when flies start to annoy them is shake their heads, but I have seen them blink too. They stomp their feet or swish a tail when they are annoying them...
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[ [] ]
1u6in6
if our universe is, say, a balloon that's expanding... what's outside of the balloon? there has to be space (no pin intended) for it to expand in, right?
Otherwise,is our universe creating space as it expands?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1u6in6/eli5_if_our_universe_is_say_a_balloon_thats/
{ "a_id": [ "ceez3ff", "ceez9ax" ], "score": [ 2, 2 ], "text": [ "It's a bit tough to wrap your head around, but the universe is more like the *surface* of a balloon. As you inflate it, there's no more actual \"balloon-stuff\" but the existing stuff makes more surface area.", "The sp...
[]
[]
[ [], [] ]
1j558r
the storyline thus far of the game of thrones series (up to the most recent tv series not the books).
With all of the twist and turns and deaths, its hard to keep up with it. Could someone(s) help me out?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1j558r/eli5_the_storyline_thus_far_of_the_game_of/
{ "a_id": [ "cbb7ocn", "cbbjn3x", "cbbjnsg" ], "score": [ 2, 2, 2 ], "text": [ "[one and two recap.](_URL_1_)\n\n[three recap... A bit longer.](_URL_0_)", "Three hundred years ago, House Targaryen conquered the seven kingdoms of Westeros in the war called Aegon's Conquest. Seve...
[]
[]
[ [ "http://www.youtube.com/watch?v=MViOiVT1Xc4", "http://www.youtube.com/watch?v=bzxOv-KF9do" ], [], [] ]
3cjeu7
why do you lean when playing racing games? e.g leaning into corners or moving the controller to the side
When playing racing games I always find myself bracing or leaning into corners even though I know I am playing a game.what is making me do that and why?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3cjeu7/eli5why_do_you_lean_when_playing_racing_games_eg/
{ "a_id": [ "csw4lfg" ], "score": [ 2 ], "text": [ "Especially when it comes to a new, foreign, and time-limited tasks, your brain is trying to \"find the solution\" to the problem given as quickly as possible(whether that problem is making it around a corner, not getting shot, or answering a ques...
[]
[]
[ [] ]
1glgij
Why are digital computers so bad at large integer factoring, but quantum computers are supposed to be way better at it? What makes the difference?
Lots of modern encryption - including the ubiquitous RSA standard - is based on the fact that large integer factors are a bitch for digital computers. Apparently products of large primes are particularly hard. Why is that? And why are quantum computers supposed to be way better at it?
askscience
http://www.reddit.com/r/askscience/comments/1glgij/why_are_digital_computers_so_bad_at_large_integer/
{ "a_id": [ "calcfr7", "calcn0p", "calfjp5" ], "score": [ 35, 7, 2 ], "text": [ "Integer factorization is not solvable in polynomial time. There are sub-exponential algorithms for that, but they are still very slow. This essentially ensures that the problem will not be solvable by ...
[]
[]
[ [], [], [] ]
m6zrt
dna replication
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/m6zrt/eli5_dna_replication/
{ "a_id": [ "c2ym0dx", "c2yo4ph", "c2yplx6", "c2yuu5d", "c2ym0dx", "c2yo4ph", "c2yplx6", "c2yuu5d" ], "score": [ 7, 3, 2, 2, 7, 3, 2, 2 ], "text": [ "DNA is a long string made up of four subunits, A, C, T, G. DNA in cells exists as two long s...
[]
[]
[ [], [], [], [], [], [], [], [] ]
70lrl1
Did Britain entertain retaking the U.S. and if so, for how long did such sentiment endure?
(Repost as it didn't get much attention last time) Anecdotally, my father -- a history major -- claimed that the British in speeches, writings and more from both public officials and the general public such as newspapers, entertained a sentiment of retaking the United States or adding them back to the British Empire. H...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/70lrl1/did_britain_entertain_retaking_the_us_and_if_so/
{ "a_id": [ "dn4fesd", "dn4qxft", "dn52q5s" ], "score": [ 444, 158, 156 ], "text": [ "Follow up question: Did any of the other major countries (Spain, Portugal, probably not France) consider taking the US after the UK lost them?", "There is always more that can be said here, bu...
[]
[]
[ [], [ "https://www.reddit.com/r/AskHistorians/comments/6l8q16/as_an_american_i_am_curious_why_the_british_dont/", "https://www.reddit.com/r/AskHistorians/comments/1gsi4n/when_did_the_relationship_between_britain_and_the/", "https://www.reddit.com/r/AskHistorians/comments/5nogmp/did_the_british_conside...
5e1mgr
why do people experience cold shivers when they hear things like nails being filed, or chaulk on a chaulkboard?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5e1mgr/eli5_why_do_people_experience_cold_shivers_when/
{ "a_id": [ "da900un", "da904rh" ], "score": [ 4, 3 ], "text": [ "ELI5: is it only my country that spells it/call it Chalk?", "The researchers speculate that the amplification of frequencies in the 2kHz—4kHz range could have been important for human survival early in our evolutionary h...
[]
[]
[ [], [] ]
244nb2
as someone from outside the us how do credit card scores work?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/244nb2/eli5_as_someone_from_outside_the_us_how_do_credit/
{ "a_id": [ "ch3jmbo", "ch3kkwl" ], "score": [ 3, 4 ], "text": [ "A credit card score is basically a number telling someone how likely you are to pay back borrowed money.\n\nBad scores mean you miss payments, or only pay the minimum and generally should not be trusted.\n\nA good score mean...
[]
[]
[ [], [] ]
3r5yfp
how can artists like weird al use the same chords & rhythm from other songs and not get sued?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3r5yfp/eli5_how_can_artists_like_weird_al_use_the_same/
{ "a_id": [ "cwl6ukp", "cwl6ysi", "cwl895x" ], "score": [ 2, 12, 2 ], "text": [ "Weird Al, specifically, asks permission before he spoofs a song, even though technically he doesn't have to. He's protected because parody is considered fair use. I don't really understand what you mea...
[]
[]
[ [], [], [ "http://tvtropes.org/pmwiki/pmwiki.php/Main/WeirdAlEffect" ] ]
3rn06p
Can the industrial scale air capture of CO2 from Carbon Engineering really work?
I saw some Reddit posts about the [YouTube video](_URL_0_) and [their website](_URL_1_) but there wasn't much activity on the threads. The video is old and their site doesn't seem to be updated. Can this really happen? Has anybody heard of them recently? I want to believe.
askscience
https://www.reddit.com/r/askscience/comments/3rn06p/can_the_industrial_scale_air_capture_of_co2_from/
{ "a_id": [ "cwpmxx2" ], "score": [ 9 ], "text": [ "There is nothing stopping this from working except economics. On CE's [update page](_URL_0_) it looks like they are still actively constructing a pilot plant to test the particulars of their technology on a large scale.\n\nEverything I can see f...
[]
[ "https://www.reddit.com/submit?url=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DGkEAA7VnyhE", "https://www.reddit.com/submit?url=http%3A%2F%2Fcarbonengineering.com%2F" ]
[ [ "http://carbonengineering.com/updates/" ] ]
191ahf
Would 2nd generation and on slaves in the United States retain the same African accents that their parents had due to minimal contact/dialogue with their owners and other white people?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/191ahf/would_2nd_generation_and_on_slaves_in_the_united/
{ "a_id": [ "c8jvbbu" ], "score": [ 7 ], "text": [ "I'm not sure if they would retain their native African accents but they would retain a distinct accent and more of the social habits of Africa. This is best evident in the South Carolinian rice plantations, White planters generally only lived on ...
[]
[]
[ [] ]
txkas
What is happening inside your brain when you are drowsy?
Example: When you are struggling to stay awake in the car and your head starts nodding off but you try really hard to stay awake, what is happening? How is the brain able to stay awake when if feels the urge to sleep so strongly?
askscience
http://www.reddit.com/r/askscience/comments/txkas/what_is_happening_inside_your_brain_when_you_are/
{ "a_id": [ "c4qn8vz", "c4quhf3" ], "score": [ 10, 2 ], "text": [ "A simplified answer: while counteracting sleep pressure (or drowsiness or sleep deprivation), parts of your brain that govern attention become more and more active as you try to sustain attention. This 'compensatory' activi...
[]
[]
[ [], [] ]
eezctf
investment banking
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/eezctf/eli5_investment_banking/
{ "a_id": [ "fbxh9zr", "fbxiz9c", "fbxj3qe", "fbxjhxm", "fbxkozv", "fbxskcx" ], "score": [ 119, 8, 2, 3, 9, 2 ], "text": [ "TL; DR - commercial/retail banks take deposits. Investment banks create securities. [oversimplified]\n\nFirst off, most banks are comm...
[]
[]
[ [], [ "https://en.wikipedia.org/wiki/Investment\\_banking", "https://en.wikipedia.org/wiki/Investment_banking", "https://economictimes.indiatimes.com/definition/investment-banking" ], [], [], [], [] ]
86wxre
when you are holding a pencil and you move your arm up and down, why does it look like the pencil is flexibel
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/86wxre/eli5_when_you_are_holding_a_pencil_and_you_move/
{ "a_id": [ "dw8fvum" ], "score": [ 3 ], "text": [ "Different parts of your vision are good at different things. The part of your vision that is good at seeing detail is a very small part of the very center of your vision. You can see how small it is by keeping your eyes focused on a single word i...
[]
[]
[ [] ]
23prgz
A question about Lenin and his cat
While this may seem rather trivial (because it is), BUT does anybody know the name of Lenin's cat, if any? I heard the story that he did not name his cats, due to naming implying ownership - a bourgeoisie concept. However, I cannot find a source or even a definite answer. Thanks in advance.
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/23prgz/a_question_about_lenin_and_his_cat/
{ "a_id": [ "cgzmj99" ], "score": [ 4 ], "text": [ "Googlefu, JSTOR, Worldcat, and a smattering of other search tools have failed me. As does my extensive-but-not-expert knowledge of Lenin. Absence of evidence is not evidence of absence, but it does reduce probability somewhat.\n\nBut speaking fro...
[]
[]
[ [] ]
1snopo
possible to be a "healthy" alcohol user?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1snopo/eli5_possible_to_be_a_healthy_alcohol_user/
{ "a_id": [ "cdzdjsu", "cdze4zi" ], "score": [ 7, 2 ], "text": [ "There's probably not a big health problem with doing it short term like this, the human body actually tolerates alcohol very well. You're not going to get liver or pancreas problems with a couple of drinks a day for a while...
[]
[]
[ [], [] ]
2avw66
Jefferson and Abolition
I've heard (Ken Burns' "Thomas Jefferson") that there's some evidence that, at one point, Jefferson considered a push for abolition but abandoned the idea, in favor of more easily attained objectives and that his later racist writings were a rationalization of his not addressing slavery, personally or politically. Wha...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/2avw66/jefferson_and_abolition/
{ "a_id": [ "cizlehm" ], "score": [ 2 ], "text": [ "Jefferson, to the best of my knowledge, never thought the races were totally equal, but, it's possible he became more racist over time. Fergus M. Bordewich, author of \"Bound For Canaan\" seems to vaguely imply Jefferson might have moved towards ...
[]
[]
[ [] ]
gn4pj
Why are there no planets/major objects orbiting the sun perpendicular (or at similarly large angles) to the rest of the planets?
All the planets and the asteroid belt (to the best of my knowledge) orbit the sun in a relatively tight plane. Why is this? Also, are there any planets orbiting in the opposite direction of the sun? If not, why?
askscience
http://www.reddit.com/r/askscience/comments/gn4pj/why_are_there_no_planetsmajor_objects_orbiting/
{ "a_id": [ "c1osiqe", "c1osj0l", "c1oskzg", "c1otfe8", "c1oud0p" ], "score": [ 2, 2, 13, 4, 2 ], "text": [ "The planets all formed from a protoplanetary disc. This disc formed from a ball of gas - which as it compressed, formed into a rotating disc due to conservat...
[]
[]
[ [], [ "http://en.wikipedia.org/wiki/Star_formation", "http://en.wikipedia.org/wiki/Protoplanetary_disk" ], [ "http://www.reddit.com/r/sciencefaqs/comments/fui70/why_do_all_the_planets_in_our_solar_system_rotate/" ], [], [ "http://www.sciencenews.org/view/generic/id/58275/title/Backward_p...
34co0e
if the same animal with different fur color is considered a different species, why aren't humans classified as different species based on hair color or other varying traits?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/34co0e/eli5if_the_same_animal_with_different_fur_color/
{ "a_id": [ "cqtel70", "cqtem32" ], "score": [ 3, 2 ], "text": [ "Physical features have nothing to do with being a species. Being a part of the same species is defined as being able to breed and produce offspring that can then produce more offspring. ", "The same animal with a differe...
[]
[]
[ [], [] ]
6mkigd
mining for virtual currency...
How is it assigned a value, how come the computing power need to "mine" is so substantial, etc.. ?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6mkigd/eli5_mining_for_virtual_currency/
{ "a_id": [ "dk2bxk4", "dk2fucb" ], "score": [ 2, 2 ], "text": [ " > How is it assigned a value,\n\nIt's not. It's a fiat currency. It's only worth whatever someone is willing to pay for it. **Just like the US dollar**. But people are accepting it at stores and stuff. And other are inter...
[]
[]
[ [], [] ]
e0jz6v
I’ve heard that quantum computers can break encryption easily, why?
You can assume that I’ve a 101 level understanding of AES and Qbits.
askscience
https://www.reddit.com/r/askscience/comments/e0jz6v/ive_heard_that_quantum_computers_can_break/
{ "a_id": [ "f8f1ojo" ], "score": [ 27 ], "text": [ " > I’ve heard that quantum computers can break encryption easily\n\nQuantum computers can (EDIT: With technical advances that have not been made yet!) break *some* encryption easily. In particular the security of RSA, a ubiquitous public-key cr...
[]
[]
[ [] ]
begs52
why does it feel like you get infinitely higher when coughing after smoking weed, vs when you don’t cough? asking for a friend.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/begs52/eli5_why_does_it_feel_like_you_get_infinitely/
{ "a_id": [ "el5t200", "el5ttfy" ], "score": [ 5, 2 ], "text": [ "I’m fairly certain it’s the lack of oxygen to the brain caused by the coughing that makes you feel extra high", "The lack of oxygen to the brain that comes from coughing I always thought, but also could just be a placebo...
[]
[]
[ [], [] ]
3v6p7r
why is scientology named for science when it's foundation and practices don't seem to be based on any scientific evidence or use the scientific method?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3v6p7r/eli5_why_is_scientology_named_for_science_when/
{ "a_id": [ "cxkrdl2", "cxksh3a", "cxkud6c" ], "score": [ 7, 2, 2 ], "text": [ "It's beliefs are based on a bunch of ~~pretty terrible~~ science fiction novels. The US government isn't in the business of deciding what religions can name themselves. Hell, one church a few blocks awa...
[]
[]
[ [ "https://en.wikipedia.org/wiki/Church_of_Christ,_Scientist" ], [], [] ]
3if558
why does call of duty have so many nat issues while other games don't?
It seems like COD games have far more problems than any other games relating to other players with different nat types, whereas in other games seem to have almost no problems with this, why?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3if558/eli5_why_does_call_of_duty_have_so_many_nat/
{ "a_id": [ "cufwnpu" ], "score": [ 4 ], "text": [ "Honestly, It's cause cods trash nowadays. They don't put in the time to fix all these isues cause they're too concerned with trying to push the next money grab of a game out. There's that, and the fact that on top of it there's so many noobs from...
[]
[]
[ [] ]
38sy04
Does irregular positioning of ears affect the ability to perceive its location?
I understand that differences in sounds between ears helps locate the direction the sound came from but does irregular ear position affect this? (In a normal case of a 1-2 cm difference in height, or a extreme case, like one ear on your shoulder)
askscience
http://www.reddit.com/r/askscience/comments/38sy04/does_irregular_positioning_of_ears_affect_the/
{ "a_id": [ "crxnprv" ], "score": [ 5 ], "text": [ "Yes. Ears are also slightly rotated up and down in different directions which can help a bit in determining whether a sound is coming from above or below. Different heights would help with this as well. " ] }
[]
[]
[ [] ]
5xh5od
how is it that i am allowed to take oestrogen if i feel like a woman trapped inside a man's body, but not testosterone if i feel like a strong, attractive man trapped inside a weak man's body?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5xh5od/eli5_how_is_it_that_i_am_allowed_to_take/
{ "a_id": [ "dei0dno" ], "score": [ 3 ], "text": [ "Um, well...you can. You just can't actively participate in competition sports that outlaw steroid use.\n\nSo, go for it. I am sure you can find a doctor to prescribe it." ] }
[]
[]
[ [] ]
bxrgq4
What happened to the Soviet Baltic Fleet in WW2?
During WW2, Nazi Germany managed to drive all the way upto Leningrad. At the same time the Finns had the Continuation war, effectively putting the city under siege. In such a situation there would have been no safe harbour for the soviet ships in the Baltic. The only friendly piece of coastline would be in Leningrad wh...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/bxrgq4/what_happened_to_the_soviet_baltic_fleet_in_ww2/
{ "a_id": [ "eq9j8jd" ], "score": [ 7 ], "text": [ "The Soviet Baltic Fleet spent most of World War Two operating in the Gulf of Finland. Its surface forces supported the operations of the Soviet Army around Leningrad, and supplied outlying bases, while the submarine fleet attempted to carry out a...
[]
[]
[ [] ]
2bwrtn
why does my stereo measure volume starting in the negative decibels?
_URL_0_ And yes, -40dB plays pretty fucking loud. I'm sure 0dB would blow out my speakers; it's nowhere near what 0dB is supposed to be (the threshold of human hearing)
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2bwrtn/eli5_why_does_my_stereo_measure_volume_starting/
{ "a_id": [ "cj9ofmk", "cj9oikg" ], "score": [ 14, 8 ], "text": [ "\"Decibel\" or dB isn't a unit of _URL_0_'s a way of measuring things with large ranges relative to some arbitrary value. dBFS is the measurement for digital signals, and 0dB is the maximum. dB V is the measurement for anal...
[]
[ "http://i.imgur.com/vWxmUIH.jpg" ]
[ [ "measurement.It" ], [] ]
2fut9p
Can someone explain how long it would take something to fall into the sun from a distance of 1au assuming no acceleration or external interference?
I'm trying to figure this out, but I'm finding that I'm not 100% sure where to even start. I envision an object at a distance of 1au sitting completely still (relative to the sun) and then suddenly switching on the gravity between the two bodies. How long would it take before it crashes into it (assuming no initial acc...
askscience
http://www.reddit.com/r/askscience/comments/2fut9p/can_someone_explain_how_long_it_would_take/
{ "a_id": [ "ckcxs4s", "ckd1eyy", "ckd7k64", "ckd8j0m", "ckd9pb3" ], "score": [ 15, 23, 3, 7, 2 ], "text": [ "It's not a trivial calculation, because the acceleration due to gravity as the object gets closer and closer. The time it takes is half the orbital period o...
[]
[]
[ [ "http://en.wikipedia.org/wiki/Free-fall_time" ], [], [], [ "http://en.wikipedia.org/wiki/Kepler's_laws_of_planetary_motion" ], [ "http://en.wikipedia.org/wiki/Specific_orbital_energy", "http://en.wikipedia.org/wiki/Orbital_period" ] ]
s7981
how can we know so much about north korea's missile, when they will launch it, what the trajectory is, and all of this other information when north korea doesn't communicate with the outside world?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/s7981/eli5_how_can_we_know_so_much_about_north_koreas/
{ "a_id": [ "c4bnba0", "c4bpit1", "c4bq67s" ], "score": [ 15, 2, 12 ], "text": [ "contrary to popular belief the NSA and CIA don't just listen in on my dirty phone conversations with my girlfriend. ", "Space flight and rocket trajectories are fairly common knowledge actually. E...
[]
[]
[ [], [], [] ]
79qknv
how is scoville test performed?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/79qknv/eli5how_is_scoville_test_performed/
{ "a_id": [ "dp412oi", "dp4o2fv", "dp4tlz4", "dp4uclk", "dp50irh", "dp57yug" ], "score": [ 1209, 48, 17, 1012, 80, 3 ], "text": [ "They take a small, exact amount of the dried pepper in question, dissolve it in alcohol, then mix this solution into a cup of s...
[]
[]
[ [], [], [], [], [], [] ]
1mncga
Is there a factual basis for the common belief that French naval ships during the Napoleonic wars were better than British naval ships?
I know French ships are commonly regarded as being better (usually due to Hornblower novels etc.) but is there a factual basis to this belief? French ships taken up by the Admiralty were usually reduced in the number of guns before being put into British service and there are many letters of complaint to the Admiralty ...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1mncga/is_there_a_factual_basis_for_the_common_belief/
{ "a_id": [ "ccauhjk" ], "score": [ 7 ], "text": [ "Good question. There is certainly a legend that French ships were better than English. This was believed at the time, not just after the fact. \n\nNapoleon said, “The French navy is called on to acquire a superiority over the English. The Fren...
[]
[]
[ [ "www.history.ac.uk/ihr/Focus/Sea/reviews/lamberta.html", "http://naval.histofig.com/French-Sail-of-the-Line-in-the.html" ] ]
uon80
Do mirror neurons ever "fire" when you look into a mirror?
askscience
http://www.reddit.com/r/askscience/comments/uon80/do_mirror_neurons_ever_fire_when_you_look_into_a/
{ "a_id": [ "c4x99m9" ], "score": [ 2 ], "text": [ "A mirror neuron is a neuron that fires both when you perform an act, and when you watch someone else perform the same act. By definition, when you are looking in the mirror you will be performing the act. So it would fire. The fact that you ar...
[]
[]
[ [] ]
387rwe
why are diamonds still so valuable?
It's pretty common knowledge that the diamond market is controlled by the companies who own the mines, and we can make diamonds artificially in labs. Why haven't we collectively decided not to pay so much for them anymore?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/387rwe/eli5_why_are_diamonds_still_so_valuable/
{ "a_id": [ "crsy9ek", "crsy9th", "crsyj67", "crsyv4o", "crsyy1n", "crt1t6k", "crt79pr", "crtowvg" ], "score": [ 25, 2, 6, 140, 3, 3, 11, 2 ], "text": [ "A oligarchy of companies control the direct supply that they make available. They always...
[]
[]
[ [], [], [], [], [], [ "https://www.youtube.com/watch?v=N5kWu1ifBGU" ], [], [] ]
ad7pgz
Why is my current cold "a cold in the nose", whilst others are "in the head/chest/throat"? Is the infection localised there, or is it that different cold viruses exhibit different symptoms?
askscience
https://www.reddit.com/r/askscience/comments/ad7pgz/why_is_my_current_cold_a_cold_in_the_nose_whilst/
{ "a_id": [ "edehe7i", "edh79sl" ], "score": [ 36, 2 ], "text": [ "There are certainly countless different viral strains, whose infectivity may range from asymptomatic to severe. Especially with the common cold. It also mutates all the time so new \"mixes\" of different phenotypes are alwa...
[]
[]
[ [], [ "https://en.wikipedia.org/wiki/Capsomere", "https://en.wikipedia.org/wiki/RIG-I-like_receptor" ] ]
2wqp15
What were Soviet-era Houses of Culture for?
I saw [this picture](_URL_1_) on [another subreddit](_URL_0_). Was this for showing films and propaganda? Lectures on Leninism-Marxism? Anyway, I'd love to start a conversation about this stuff.
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/2wqp15/what_were_sovietera_houses_of_culture_for/
{ "a_id": [ "cotbj0x", "cotcblf" ], "score": [ 5, 5 ], "text": [ "What were they for? Exactly what it says on the tin. A \"palace of culture\" is simply what we would today call a convention centre. A large building where conferences, meetings, concerts, lectures and the like are held. Eve...
[]
[ "http://www.reddit.com/r/pic", "http://i.imgur.com/D06n26K.jpg" ]
[ [ "http://cs.wikipedia.org/wiki/Kongresov%C3%A9_centrum_Praha" ], [ "https://www.youtube.com/watch?v=hLO6qhx3Wxo" ] ]
676m18
Did the Zaporozhian Cossacks ever go on naval campaigns?
I am very interested in the History of Poland-Lithuania, and I was reading about Khmelnytsky Uprising and it prompted me to go back and Play the game Mount and Blade: With Fire and Sword, based on one of my favorite novels. Well, in one part it mentioned naval campaigns and described them as "essentially pirate raids....
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/676m18/did_the_zaporozhian_cossacks_ever_go_on_naval/
{ "a_id": [ "dgo9b1k" ], "score": [ 17 ], "text": [ "Yes, the Cossacks went on naval raids all the time - it was a major realm of Cossack activity.\n\nThe main authority on this is Victor Ostapchuk, who has investigated the Cossack presence in the Ottoman-controlled Black Sea during the seventeent...
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1s23x0
what is happening when we close our eyes?
why can we still perceive light with our eyes closed? how are phosphenes produced and why? are our eyes simply open and just looking at the back of our eyelashes because they're closed?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1s23x0/eli5_what_is_happening_when_we_close_our_eyes/
{ "a_id": [ "cdt5fa5", "cdt5h3x" ], "score": [ 2, 2 ], "text": [ "You can't see.", " > why can we still perceive light with our eyes closed?\n\nYour eyelids are not 100% opaque. Some light comes through.\n\n > how are phosphenes produced and why?\n\nMechanically applying pressure to t...
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[ [], [] ]
1xkvl8
What do you think this magazine cover is symbolizing?
_URL_0_ I was wondering what you guys thought the meaning of the cover of this magazine was. We debated it in APUSH but my teacher never told us what he thought the meaning was. I am interested in what others think about it. Thanks :)
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1xkvl8/what_do_you_think_this_magazine_cover_is/
{ "a_id": [ "cfcdbb3" ], "score": [ 7 ], "text": [ "What about the big news stories that were happening around that time: the *Ruth Synder execution* (January 12, 1928) complete with a tabloid photo secretly taken at the moment of her death in the electric chair, the anarchists *Sacco and Vanzetti...
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[ "http://25.media.tumblr.com/bf84c849e788a195fd54e96e437f9139/tumblr_mglepd2NtY1rrnekqo1_1280.jpg" ]
[ [] ]
18j0wm
Where does the "Something old, something new, something borrowed, something blue" bridal tradition come from?
Title says it all. I'm really curious where this seemly arbitrary tradition gets its roots.
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/18j0wm/where_does_the_something_old_something_new/
{ "a_id": [ "c8f8h0b" ], "score": [ 9 ], "text": [ "The full rhyme is \n\nSomething old, \n\nsomething new, \n\nsomething borrowed, \n\nsomething blue, \n\nand a silver sixpence in her shoe. \n\nThe origins are obscure but the rhyme first gains popularity in Victorian England. Each item is simply ...
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31tim5
why are 'reality' competitions that are so obviously staged so widely popular?
I just saw MasterChef Junior for the first time and there is no way there are 3 seasons worth of 24 child cooking savants.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/31tim5/eli5_why_are_reality_competitions_that_are_so/
{ "a_id": [ "cq4vrlx", "cq4vxi8", "cq4wfol", "cq4z28j", "cq4zoeg" ], "score": [ 8, 2, 5, 19, 2 ], "text": [ "^^*...the* ^^*silence* ^^*is* ^^*your* ^^*answer...*", "Maybe because cooking shows are in right now. I watch it because I like to see what is being cook...
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[ [], [], [], [], [] ]
5fap6h
Were there regular political editorials in the Wiemar Republic, and did commentators and politicians take Hitler seriously, or was he seen as a 'clown'?
Where can I find German newspapers editorials and/or political interviews discussing Hitler in 1928 until the 1930 elections? Not to be "Trump=Hitler" melodramatic, but I was wondering if the political 'elites' of the Wiemar Republic thought of Hitler and the Nazis as a 'flame out' party like Trump was thought of in ...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/5fap6h/were_there_regular_political_editorials_in_the/
{ "a_id": [ "daiyh8v" ], "score": [ 3 ], "text": [ "You'd like looking up for \"Der gerade Weg\" (The right way). It was a newspaper edited by Franz Gehrlich in the 1930s which fiercely opposed Nationalsocialism. In the internet you can find much of the content prior to its ban and Gehrlich's arre...
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16x55h
If I somehow increased my WiFi router's frequency to the frequency of visible light, would the antenna shine?
askscience
http://www.reddit.com/r/askscience/comments/16x55h/if_i_somehow_increased_my_wifi_routers_frequency/
{ "a_id": [ "c8076wf", "c808w8v", "c80aeik", "c80eyre" ], "score": [ 18, 7, 3, 4 ], "text": [ "By definition, yes.\n\nIt wouldn't work very well between rooms though.", "Indeed, and such modems are in production and use right now. High-bandwidth optical modems are bein...
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[]
[ [], [ "http://www.whoi.edu/committee/technologytransfer/underwater-optical-modem", "http://www.sonardyne.com/products/subsea-wireless-communications.html" ], [], [] ]
3ryqwu
how can facebook games use other companies' characters and not get sued? (photo in comments)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ryqwu/eli5_how_can_facebook_games_use_other_companies/
{ "a_id": [ "cwslnzk", "cwsniv5" ], "score": [ 40, 3 ], "text": [ "The ads and games you see are for companies based in China. There is little recourse anyone in the US can do to these companies, as they are based in a country that does not respect US Copyright laws (or turns a blind eye t...
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[ [], [] ]
3f77bc
What is the history in the Middle East that led up to the conflicts of today?
Who kicked who out of land, why do two countries claim ownership of the same land, ect
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/3f77bc/what_is_the_history_in_the_middle_east_that_led/
{ "a_id": [ "ctmbv2b" ], "score": [ 5 ], "text": [ "Wow, you don't pick simple questions do you? This isn't my expertise but I'll take a dance with the bear...\n\nSo Palestine... The total mess of his region came from several conflicting agendas that smashed into each other in an unholy mess. The ...
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3f28e6
can someone please explain to me why we see the moon in different phases and also why sometimes the moon can be seen during the day and night and sometimes can't be seen during either?
Hopefully this makes sense. Kind of embarrassed that I have gone 21 years without being clear on this. I thought we saw different phases because it's the earth's shadow cutting off part of the sun's light shining on the moon, but that's a lunar eclipse? I know it has something to do with orbits (and rotations ?) but wh...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3f28e6/eli5_can_someone_please_explain_to_me_why_we_see/
{ "a_id": [ "ctkl66s", "ctku5tm" ], "score": [ 4, 2 ], "text": [ "This one is quite easily explained by typing \"Phases of the moon diagram\" into Google image search.\n\n_URL_0_\n\nBasically the phases of the moon are based on where the moon is relative to the earth and the sun.", "Th...
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[ [ "http://00.edu-cdn.com/files/static/science-fair/determine-positions-sun-moon-earth/phases-of-the-moon-diagram.png" ], [] ]
3m88fe
How did humans interact with great apes in ancient times?
I've heard stories about Roman travelers finding gorillas and what not, and how they thought they were more savage humans. Are there any other records like this? How did Africans interact with them?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/3m88fe/how_did_humans_interact_with_great_apes_in/
{ "a_id": [ "cvee45d" ], "score": [ 2 ], "text": [ "hiya, a few earlier posts\n\n* [How long have black African people been caricatured as apes and monkeys? Do these portrayals predate Darwin's theory of human evolution?](_URL_1_) featuring /u/Parnasse\n\n* [What is the first reference we have abo...
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[ [ "https://www.reddit.com/r/AskHistorians/comments/2nbqv0/what_is_the_first_reference_we_have_about_the/", "https://www.reddit.com/r/AskHistorians/comments/2p8w31/how_long_have_black_african_people_been/" ] ]
xu3p6
If man were to finally make it to Mars, what would the space suits have to be be able to endure? How would they be any different from those used to travel to the moon?
askscience
http://www.reddit.com/r/askscience/comments/xu3p6/if_man_were_to_finally_make_it_to_mars_what_would/
{ "a_id": [ "c5pnd4r" ], "score": [ 9 ], "text": [ "They would, in all likelihood, be very similar.\n\nThey still need the backpack for the rebreather system to provide oxygen (unless you're just going for a short walk, then you could take a smaller bottle).\n\nThey still need to be tolerant to lo...
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[ [ "http://mvl.mit.edu/EVA/biosuit/" ] ]
3f12ty
when you try and kill a fly by clapping your hands together around it and narrowly miss the fly, does it stun or deafen the fly in any way? they seem to steer clear or fly as if under duress - why is this?
About a [7] and its something I can't leave behind me now.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3f12ty/eli5_when_you_try_and_kill_a_fly_by_clapping_your/
{ "a_id": [ "ctk9x7s", "ctkqfft" ], "score": [ 9, 2 ], "text": [ "Well, you do stir the air quite a bit when you do this. That would throw their little airborne bodies around some.", "When you clap your hands, because of the format of your hands (open it resembles a bowl), the air that...
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4fx78h
what is mlb arbitration and how does it work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4fx78h/eli5_what_is_mlb_arbitration_and_how_does_it_work/
{ "a_id": [ "d2cwt44" ], "score": [ 6 ], "text": [ "After a few years with a team certain players are eligible to renegotiate their contracts (not sure exactly the rules for eligibility). If the team and the player can't agree on a new salary, it goes to arbitration.\n\nAt the arbitration panel, t...
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1hijj8
How much could you increase atmospheric oxygen before it becomes too toxic?
So now we have 21% oxygen.. What if you had a gym and increased oxygen composition to 30%.. would you see increased athletic performance with greater oxygenated blood or can the body not handle that?
askscience
http://www.reddit.com/r/askscience/comments/1hijj8/how_much_could_you_increase_atmospheric_oxygen/
{ "a_id": [ "cauovsr", "caup2im" ], "score": [ 2, 3 ], "text": [ "It is worth noting that we inhale air at 21% oxygen, and exhale it at around 16% oxygen. We already do not utilize the majority that we intake in each breath.", "An environment with high fractional oxygen at the same *pa...
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[ [], [] ]
2zz3pf
How does the human nervous system generate electrical impulses?
As I understand it our nervous system runs on electrical impulses generated via the peripheral and central nervous system. How and where is the electric potential created?
askscience
http://www.reddit.com/r/askscience/comments/2zz3pf/how_does_the_human_nervous_system_generate/
{ "a_id": [ "cpnnwz4" ], "score": [ 17 ], "text": [ "The idea that neurons carry electrical signals is a bit misleading because it conjures the image of electricity like what we get through a wall socket.\n\nThink of electricity from a wall socket as working a bit like a hydroelectric power plant ...
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1jm9h3
What systems/functions of the human body rely on us being warm blooded as opposed to cold?
I'm sure that enzymes wouldn't work effectively if our body temperature was much lower, but is there anything else that relies on the warmth?
askscience
http://www.reddit.com/r/askscience/comments/1jm9h3/what_systemsfunctions_of_the_human_body_rely_on/
{ "a_id": [ "cbg7lnz", "cbg8ajf" ], "score": [ 2, 2 ], "text": [ "'Warm blooded' isn't a term used in rigorous settings any more, because it doesn't really mean anything. Large reptiles have core temperatures greater than ambient because of their size, and flying insects generate a lot of ...
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[ [ "http://en.wikipedia.org/wiki/Thermoregulation#Classification_of_animals_by_thermal_characteristics", "http://en.wikipedia.org/wiki/Hypothermia" ], [] ]
zzjxv
Is it at all possible that Aztec human sacrifice is simply myth fabricated by the Spanish in order to justify taking over their land, or is their external evidence that supports this practice other than Spanish records?
I have a very radical professor this semester who very much believes in alternative teachings and firmly believes that the natives in Mesoamerica were not as violent as history has presented them to be. I'm looking for strong evidence that would debunk his theories. (Or perhaps even support it? I'm always willing to l...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/zzjxv/is_it_at_all_possible_that_aztec_human_sacrifice/
{ "a_id": [ "c69310d", "c6931ac", "c695a37", "c69bsib", "c69c5gv" ], "score": [ 5, 15, 3, 2, 4 ], "text": [ "There is plenty of archaeological, osteological and even written evidence that it was practiced in Mesoamerica. We have it recorded in native art, and first ...
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[ [], [ "http://books.google.com/books?id=IG9WU66InFQC&printsec=frontcover#v=onepage&q&f=false" ], [ "http://en.wikipedia.org/wiki/Human_sacrifice_in_Aztec_culture#Estimates_of_the_scope_of_the_sacrifices", "http://books.google.com/books?id=n1Mn3sBHQH8C&printsec=frontcover#v=onepage&...
4g6vtl
how/why does radiation stay in a given area for so long?
Like areas where there was once a meltdown, still dangerous today.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4g6vtl/eli5_howwhy_does_radiation_stay_in_a_given_area/
{ "a_id": [ "d2f2d87" ], "score": [ 15 ], "text": [ "It isn't the radiation that stays, it is the material that produces the radiation that hangs around\n\nRadiation is a byproduct of the transformation a radioactive material goes through when it decays. It might (for example) start out as plutoni...
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1y39p1
If things increase in temperature when put under pressure why isn't the bottom of the ocean hot?
askscience
http://www.reddit.com/r/askscience/comments/1y39p1/if_things_increase_in_temperature_when_put_under/
{ "a_id": [ "cfh3bhi" ], "score": [ 8 ], "text": [ "Things do increase in temperature when compressed, but after you finish compressing them, they can still cool down.\n\nIf you pump up an air tank to high pressure it will get hot. Let it sit, and it will cool down to room temperature but still be...
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4ammzc
why do computers die? why would an n64 just stop working after a period of time?
Basically this.. Why do computers wear out? Aside from software making the hardware obsolete, why would something like an N64 stop working?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4ammzc/eli5_why_do_computers_die_why_would_an_n64_just/
{ "a_id": [ "d11puwu", "d11px3f", "d11pxvc", "d11qm1e" ], "score": [ 2, 3, 2, 2 ], "text": [ "In computers there is a componenent called a capacitor. A capacitor stores charge. Capacitors are used all over a computer.\n\nOver time, capacitors degrade. This is what causes a ...
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[ [], [], [], [] ]
12eyep
the inferno section of the divine comedy
and a summary of each level or ring?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/12eyep/eli5_the_inferno_section_of_the_divine_comedy/
{ "a_id": [ "c6ujw4x" ], "score": [ 14 ], "text": [ "Dante is a pretty cool guy whose beloved Beatrice bites the dust is taken to the afterlife. Hell is Dante's first stop.\n\n* Level 1: Limbo. Unvirtuous Pagans and the unbaptized. Didn't get eternal punishment, but didn't get reward because they ...
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4d7lnj
if i'm moving at 100 mph and throw a ball forward at 100 mph does that ball now travel at 200 mph?
Basically the title
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4d7lnj/eli5_if_im_moving_at_100_mph_and_throw_a_ball/
{ "a_id": [ "d1oewb0" ], "score": [ 9 ], "text": [ "Relative to the ground yes, provided you throw it in the direction you are moving.\n\nRelative to you no, it is traveling at 100mph.\n\nRelative to the sun it's probably closer to 67000mph" ] }
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1tqut9
I inherited this WW2 medal about a decade ago. It was given to a civilian for keeping a large portion of the railways in the UK open. Does anyone know any information about it?
Sorry if this is the wrong Sub-Reddit for this sort of question. The medal also comes with a certificate signed by King George. I'll hopefully be getting the certificate too tomorrow. I'd just love to know more about it, and what medal it actually is! If relevant, the box it came in has C.V.O on the front. The medal is...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1tqut9/i_inherited_this_ww2_medal_about_a_decade_ago_it/
{ "a_id": [ "ceajxid" ], "score": [ 3 ], "text": [ "I believe /r/whatisthisthing is more focused on answering your type of question, though /r/AskHistorians is usually happy to help.\n\nThat said...I believe you have a medal for the [Royal Victorian Order](_URL_0_). The letters CVO suggest that t...
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[ "http://imgur.com/EBG1Pn7" ]
[ [ "http://en.wikipedia.org/wiki/Royal_Victorian_Order" ] ]
sua4t
Can birds communicate between each other outside of the standard "warning!" or "there's food here!" calls? Can they convey more complex thoughts through chirping within their own kind much like humans can with speaking?
I'm sitting here listening to one my budgerigars making chattering sounds face-to-face with another budgie. The idea of "are they making small talk to pass the time in captivity?" came to mind.
askscience
http://www.reddit.com/r/askscience/comments/sua4t/can_birds_communicate_between_each_other_outside/
{ "a_id": [ "c4h1xyd" ], "score": [ 2 ], "text": [ "I couldn't find the exact link I was looking for, but this researcher seems to think so.\n\n_URL_0_\n\nSomewhere there is a video, narrated by the researcher, where he 'translates' what is going on. It is amazing. Sorry I can't find it.\n\n\n\n\n...
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[ [ "http://blogs.nature.com/news/2011/07/dont_call_me_polly_parrots_hav.html" ] ]
du146q
Was tank riding (tank desant) official Soviet military doctrine, or was it an ad-hoc battlefield innovation by frontline commanders?
All those fancy pictures of Soviet soldiers leaping from advancing T-34s - was this behaviour approved by those in high command? Additional question: I'm aware of tank riding in other theatres as well, but as I recall, both German and American infantrymen dismounted far away from combat. Did Soviet soldiers actually r...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/du146q/was_tank_riding_tank_desant_official_soviet/
{ "a_id": [ "f7503z7" ], "score": [ 10 ], "text": [ "I am away from my bookshelf right now so I'll have to double-check on the doctrinal status of tank desant at the outbreak of the war. I do know, however, that the 1942 infantry manual provides instructions for the employment of desantniki at the...
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[ [ "http://militera.lib.ru/regulations/russr/bup1942/11.html" ] ]
8rqvu5
Do firefighters have to tackle electric car fires differently?
Compared to petrol or diesel car fires. I can think of several potential hazards with an electric car fire - electrocution, hazardous chemicals released from the batteries, reactions between battery chemicals and water, lithium battery explosions. On the other hand an all-electric car doesn't have flammable liquid fuel...
askscience
https://www.reddit.com/r/askscience/comments/8rqvu5/do_firefighters_have_to_tackle_electric_car_fires/
{ "a_id": [ "e0tk4k9", "e0tk97n", "e0tku07", "e0tlgmt", "e0tor4s", "e0tp4po", "e0tqazs", "e0tqhy5", "e0ts3td", "e0tsidb", "e0tv57h", "e0tv5qw", "e0tvzpg", "e0u6cuw", "e0u8g04", "e0u8r3m", "e0u98xu", "e0uajm0", "e0ud93k", "e0udemz", "e...
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[ [ "http://www.core77.com/posts/74535/Understanding-Why-Electric-Car-Fires-Pose-a-Unique-Hazard" ], [ "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/docs/ERG2016.pdf" ], [], [ "https://www.google.ca/amp/s/amp.reddit.com/r/thegrandtour/comments/7in8bc/was_anyone_else_surprised_at_how_long_...
8vsti4
What would happen if a Roman consul died mid term?
This seems like a really dumb question, but I can’t find an answer for it. Would the other consul take over? Would they have a re-election? What would happen?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/8vsti4/what_would_happen_if_a_roman_consul_died_mid_term/
{ "a_id": [ "e1r3ytt" ], "score": [ 2 ], "text": [ "Until the 80s the consuls were military commanders first and foremost, and spent almost all of their time outside the city. This can be seen in lots of the circumstances surrounding the office. For example, the revision of the calendar by shiftin...
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3qzbg5
why are software companies shifting to subscription packages rather than outright purchases?
Companies like Adobe and Celtx and more and offering only subscription packages and no options for single purchases. What if I want to pay once to just own the current version that does everything I need?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3qzbg5/eli5_why_are_software_companies_shifting_to/
{ "a_id": [ "cwk2wl9", "cwk38sh", "cwk4fng", "cwk6lhj", "cwkb3jt", "cwke3us", "cwjkdcl", "cwjke79", "cwjkf8s", "cwjlf65", "cwjlmcw", "cwjqdkd", "cwjr0z9" ], "score": [ 2, 3, 2, 2, 2, 2, 58, 3, 16, 4, 3, 3, 16 ...
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[ [], [], [], [], [], [], [], [], [], [], [], [], [ "https://en.wikipedia.org/wiki/Rolling_release", "http://www.alphr.com/news/390835/dark-clouds-for-adobe-as-profits-slide-by-46", "http://www.cnet.com/news/how-greedy-is-adobes-creative-cloud-subscription-not-very/" ] ]
7paqyb
when someone makes a weld, why are there sometimes colors that show up on the weld itself? what do they mean?
[Picture for reference](_URL_0_)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7paqyb/eli5_when_someone_makes_a_weld_why_are_there/
{ "a_id": [ "dsfuw4f" ], "score": [ 4 ], "text": [ "The colors you are seeing are the metal tempering at different temperatures.\n\nIf you heat iron (not metal in general, just steel really) to a certain degree, it actually changes color. Then you can \"set\" that color by cooling the metal to roo...
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[ "https://laughingsquid.com/wp-content/uploads/2015/08/Weld-1.jpg" ]
[ [] ]