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b73p7o
How could NATO bring tanks into Berlin during the Cold War?
They certainly couldn't just have driven them across East Germany, right?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/b73p7o/how_could_nato_bring_tanks_into_berlin_during_the/
{ "a_id": [ "ejp2gnh" ], "score": [ 9 ], "text": [ "From [an earlier answer of mine](_URL_1_)\n\nInformal agreements with the Soviets in the immediate aftermath of the war allowed for rail and autobahn access for each of the three Allies (US, UK, France) to transverse the Soviet zone to resupply t...
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[]
[ [ "http://www.stripes.com/the-helmstedt-berlin-autobahn-an-adventuresome-strip-of-highway-1.110021", "https://www.reddit.com/r/AskHistorians/comments/4s2g7h/during_the_cold_war_how_freely_were_military/" ] ]
37kd0d
who came up with the standard blanket(s)/pillow(s) bed layout and how did they come up with it?
I'm so comfortable
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/37kd0d/eli5_who_came_up_with_the_standard/
{ "a_id": [ "crnf45k" ], "score": [ 2 ], "text": [ "Bed gives your a dry, soft surface to sleep on.\n\nPillow supports your head/neck.\n\nBlanket keeps you warm, protects you from wind, is comforting.\n\nNot sure who came up with it. Allmost definitely wasn't invented at one time by one person. Pr...
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[]
[ [] ]
rm0eb
If you got shot, how likely is it you would actually bleed from the mouth?
In movies you always see people getting cut down in a line of fire and then all of the sudden bleeding profusely from their mouths. How accurate is this to what would actually happen if you were shot? If it is indeed accurate, what happens to make this happen?
askscience
http://www.reddit.com/r/askscience/comments/rm0eb/if_you_got_shot_how_likely_is_it_you_would/
{ "a_id": [ "c46wjnx", "c46wocs" ], "score": [ 14, 28 ], "text": [ "Just consider where it would be coming from. Your lungs are relative large and cover quite a bit of your torso. A bullet is likely to damage your lungs if you're shot in the chest, and you bleed out internally. As long as ...
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[ [], [] ]
3znrqv
in the us, how come if someone sides with one party on one issue, they're likely to share many other views with that same party? do the people stay on the far ends of party lines because of the government or is the government polarized because of the people?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3znrqv/eli5_in_the_us_how_come_if_someone_sides_with_one/
{ "a_id": [ "cynmb09", "cynmma0" ], "score": [ 2, 3 ], "text": [ "Our species is hard wired to be tribal. We don't think rationally at all, no matter how much we want to believe that we do. Aligning with a political party automatically makes a competing party the \"enemy\". We are pred...
[]
[]
[ [], [ "http://www.nytimes.com/2009/05/28/opinion/28kristof.html?_r=3&em" ] ]
13lhnc
what is the difference between the american scouts and english scouts?
It seems as if the boy scouts in America are hated for being a Christian racist organization (at least on reddit), but in england it didnt seem that way at all. I dont remember it being christian at all (i remember the oath to join required you to "do your duty to god and the queen", but there was never any religion af...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/13lhnc/what_is_the_difference_between_the_american/
{ "a_id": [ "c756s1p" ], "score": [ 2 ], "text": [ "Not sure about in Britain, but in the US the BSA (Boy Scouts of America) is notorious for its homophobic discriminatory policies that include no openly gay scouts or leaders. The scouts themselves aren't hated, but for many the organization itsel...
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[ [] ]
1km7du
(Without wanting to start a religious debate,) how has the Bible changed throughout history?
I'm just curious to see what translations, interpretations, accidental (or deliberate) omissions, and other alterations the Bible has gone through in it's near-2000 year history.
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1km7du/without_wanting_to_start_a_religious_debate_how/
{ "a_id": [ "cbqgsfo", "cbqh3wt", "cbqjpa7", "cbqldif" ], "score": [ 16, 21, 5, 2 ], "text": [ "To step back from the question a bit (feel free to delete if this shouldn't be top-level), it might be interesting to first consider how different New Testament texts differed fr...
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[]
[ [ "http://en.m.wikipedia.org/wiki/Q_source", "http://www.utoronto.ca/religion/synopsis/meta-syn.htm", "http://en.m.wikipedia.org/wiki/Beatitudes" ], [ "http://en.wikipedia.org/wiki/LXX#Textual_analysis" ], [], [] ]
217w66
why does plaque mostly clog coronary arteries? why doesn't it affect veins or arteries in the toes, for example?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/217w66/eli5_why_does_plaque_mostly_clog_coronary/
{ "a_id": [ "cgagtc7", "cgah6rx", "cgah7xx" ], "score": [ 4, 5, 3 ], "text": [ "It can, but minor blockages or breaks in veins, arteries, and capillaries can be compensated for by their neighbors until a new rerouting can be grown.", "I don't think it's that coronary arteries a...
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[]
[ [], [], [] ]
2lillm
why with today's camera technology do we still use video cameras that are 15+ pounds, and require two hands and a shoulder to rest on?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2lillm/eli5_why_with_todays_camera_technology_do_we/
{ "a_id": [ "clv54n1", "clv5s56", "clve6bs", "clvkg88" ], "score": [ 62, 17, 2, 2 ], "text": [ "For quality and photographic properties.\n\nThe biggest limiting factor is the lens. The wider the lens, the more light it can capture; and the longer the lens, the more tightly ...
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[]
[ [], [], [], [] ]
373xpj
why the us, whose military spending exceeds the next top ten countries in military spending, combined, cannot take down isis.
Satellites, drones, the NSA, the best weapons and aircraft, the most money spent on civilian training, etc. And they can't take down ISIS which is taking over locations that are publicized on the news.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/373xpj/eli5_why_the_us_whose_military_spending_exceeds/
{ "a_id": [ "crjh2qf", "crjh88o", "crjh8kr", "crjhfqm", "crjioij", "crjjpkv" ], "score": [ 43, 21, 3, 8, 2, 4 ], "text": [ "All they need is a fleet of B52's to flattened the whole city. A couple of nukes to flatten the country, so why can't they just destro...
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[]
[ [], [], [], [], [], [] ]
5q2q4z
how do voter id laws suppress votes?
I understand that the more hoops one has to go through to vote, the fewer people will want to subject themselves to go through the process. But I don't fully understand how voter ID laws suppress minorities specifically, or how they're more suppressive than requiring voters to show up in person at the booths (instead o...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5q2q4z/eli5_how_do_voter_id_laws_suppress_votes/
{ "a_id": [ "dcvt0si", "dcvt59u", "dcvtc39", "dcvttl6", "dcvu21g", "dcvx9vt", "dcvzuk7", "dcw0oh6", "dcw1tra", "dcw1whx", "dcw21xk", "dcw290q", "dcw2ij1", "dcw2l79", "dcw2pfi", "dcw2ufe", "dcw35le", "dcw3a1s", "dcw3dfl", "dcw3dpg", "d...
[]
[]
[ [], [], [], [], [ "https://www.youtube.com/watch?v=MXJ6JYr_zJI" ], [ "http://www.cnn.com/2015/12/09/politics/alabama-dmv-closures-voting-rights/" ], [], [], [ "http://www.elections.ca/content.aspx?section=vot&dir=ids&document=index&lang=e" ], [], [], [], [], [...
2q4mz7
Do password requirements such as "you must have at least one letter, one number, and one symbol" actually significant enhance password strength?
Obviously, these significantly reduce the search space when one takes bruteforcing into account (you can immediately skip searching, say, passwords that have a number and a letter, but no symbol, or passwords that are only made up of letters). But are there alternative sorts of attacks that make this less relevant?
askscience
http://www.reddit.com/r/askscience/comments/2q4mz7/do_password_requirements_such_as_you_must_have_at/
{ "a_id": [ "cn37w5v", "cn385fl", "cn387e9" ], "score": [ 6, 7, 3 ], "text": [ "Most organizations have safeguards against brute force attacks now anyway (such as locking an account after dozens of failed login attempts) so the increased risk of that is trivial. I guess it forces u...
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[]
[ [], [], [ "http://xkcd.com/936/" ] ]
2skmzx
As the average person gets larger won't pharmaceutical companies have to adjust their pill dosage for their drugs?
For instance most acetaminophen and ibuprofen are measured in 200mg and 100mg tablets here in nz, but as I understand the recommended dosage would only work for "most people" based on average weight, so as nations get fatter, won't average pills have to increase too?
askscience
http://www.reddit.com/r/askscience/comments/2skmzx/as_the_average_person_gets_larger_wont/
{ "a_id": [ "cnqqi8y" ], "score": [ 3 ], "text": [ "Technically yes, but really no. It all comes down to mg/kg of body weight. You only have those recommended pill dosages with medications that are pretty hard to OD on, such as ibeprophen etc. & even then the actual recommended dosage rates (mg/...
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[ [] ]
4wv6ui
why are ibuprofen tablets bright pink in the uk? what determines the colour of different pills?
Just wondering, they're very often bright pink (rarely see white tablets) - is there a reason for this? Pink seems a strange colour given that it might make them look more like sweets to children. Is the colour pink chosen specifically, or was it randomly selected to make them stand out from other tablets? Is there spe...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4wv6ui/eli5_why_are_ibuprofen_tablets_bright_pink_in_the/
{ "a_id": [ "d6a5uic", "d6a5w7g", "d6a6oue" ], "score": [ 5, 2, 2 ], "text": [ "Pills often contain an artificial coloring ingredient to make them distinctive. They'd generally be white otherwise. Same reason they come in so many different shapes/sizes/textures and often have lette...
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[]
[ [], [], [] ]
cp8sr8
if using screens before bed interferes with the bodies ability to produce melatonin and sleep normally, then would taking a melatonin pill reverse this effect?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/cp8sr8/eli5_if_using_screens_before_bed_interferes_with/
{ "a_id": [ "ewo3ah5", "ewo72xf", "ewo7prl", "ewocbpb", "ewocjij", "ewoctzh", "ewoeotq", "ewogdk5", "ewom0g8" ], "score": [ 40, 6, 31, 5, 247, 2, 6, 5, 2 ], "text": [ "Does blue light filtering on phones actually work or does it just ...
[]
[]
[ [], [ "https://en.wikipedia.org/wiki/Visible_light", "https://www.aop.org.uk/ot/industry/high-street/2017/05/26/boots-opticians-fined-40000-over-misleading-blue-light-advertising", "https://en.wikipedia.org/wiki/Eye_strain", "https://en.wikipedia.org/wiki/Circadian_rhythm", "https://doi.org/10...
1xd3pf
Why is it not yet possible to use plant-based plastics for all of the things we currently use petroleum-based plastics for?
askscience
http://www.reddit.com/r/askscience/comments/1xd3pf/why_is_it_not_yet_possible_to_use_plantbased/
{ "a_id": [ "cfadrh2", "cfadrtk", "cfalxf7", "cfan3ek" ], "score": [ 26, 7, 2, 2 ], "text": [ "The shortest version is that it is possible, it just results in more costly starting materials. The entire chemical industry is oriented around the cheap carbon starting materials...
[]
[]
[ [], [ "http://en.wikipedia.org/wiki/Bioplastic" ], [], [] ]
2njqzz
lumps in your throat. why do you get them during emotional moments/suddenly dusty rooms?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2njqzz/eli5_lumps_in_your_throat_why_do_you_get_them/
{ "a_id": [ "cme8lru" ], "score": [ 5 ], "text": [ "Under stress, glands in your throat such as lymph nodes or epiglottis can become swollen, diagnosed as globus pharyngeus. The exact mechanism is uncertain. " ] }
[]
[]
[ [] ]
4adcdq
How likely is it that Harold Godwinson actually pledged the English throne to William of Normandy?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/4adcdq/how_likely_is_it_that_harold_godwinson_actually/
{ "a_id": [ "d0ztdkh", "d0zxyzd" ], "score": [ 7, 24 ], "text": [ "Just to clarify here, are you sure you don't mean Edward the Confessor? Because as far as I know, he's the one who was meant to have promised the English throne to William.", "It is very likely that Harold Godwinson ple...
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[ [], [] ]
1cleyt
what it means to fake it until you make it and how to do just that.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1cleyt/eli5_what_it_means_to_fake_it_until_you_make_it/
{ "a_id": [ "c9hm83v", "c9hmxdj", "c9ho05j", "c9hos9p", "c9hqqw7" ], "score": [ 15, 5, 3, 2, 3 ], "text": [ "Act like you have a clear understanding of all your job's roles until you are properly trained and well-learned in it and then succeed.", "It's a mental ...
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[]
[ [], [], [], [], [] ]
17imtm
why do oil refineries have so many lights?
Its like the have 6 million per square inch!
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/17imtm/eli5_why_do_oil_refineries_have_so_many_lights/
{ "a_id": [ "c85udnd", "c85ufjj" ], "score": [ 2, 2 ], "text": [ "Probably because people are working there around the clock with a lot of potentially dangerous stuff so they need to see everything very clearly.", "I stayed at a Holiday Inn Express one time, so here goes. \nOil refine...
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[]
[ [], [] ]
2wmpnv
people say a human bite is extremely dangerous and it can result to a nasty infection. but how can that happen if we already carry the bacteria and germs in our own mouths? and how do we not transmit them through kissing as well?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2wmpnv/eli5_people_say_a_human_bite_is_extremely/
{ "a_id": [ "cos9uo0", "cosa3uy", "cosd9k5" ], "score": [ 10, 2, 2 ], "text": [ "When you get bit, all those bad things get in/under the skin and can cause an infection. It's when our bad bacteria gets in places it shouldn't be that it is dangerous to us.", "Kissing shouldn't ...
[]
[]
[ [], [], [] ]
12e9ir
Are black holes literal "holes" or "rips" in space, or are they actual objects?
I've read about black holes that can "move" across space, orbit each other, and revolve. I guess I always grew up thinking black holes were literally that: holes in space; that after enough mass has accumulated, that whole "collapsing in on itself" thing makes a hole, not an object. Am I mistaken? How could a "rip" ...
askscience
http://www.reddit.com/r/askscience/comments/12e9ir/are_black_holes_literal_holes_or_rips_in_space_or/
{ "a_id": [ "c6un80u", "c6uqbnc", "c6ubw7y", "c6uc4f5", "c6uioii" ], "score": [ 2, 2, 148, 272, 4 ], "text": [ "I understand this is purely speculative since it is impossible to observe beyond the event horizon, but where does all the mass in a black hole \"go\"? D...
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[]
[ [], [], [], [], [] ]
7a9v0l
How did Germany go from the haavara agreement to genocide in the span of a year?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/7a9v0l/how_did_germany_go_from_the_haavara_agreement_to/
{ "a_id": [ "dp8l3y5" ], "score": [ 11 ], "text": [ "The Hitler government's agreement with a Zionist organization for a transfer of German Jews to Palestine is often fodder for conspiracy theorists and can be quite confusing. Lenni Brenner for example uses the Haavara agreement to conflate Zioni...
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[]
[ [] ]
15pjgq
Do stimulant medications have any positive effects on cardiovascular health?
Could I do a bunch of cocaine to raise my heart rate instead of running? If not, what is the difference to my heart, etc. (I know it has a ton of terrible effects on the body, but it does raise the heart rate, which I thought was good, so I started wondering...)
askscience
http://www.reddit.com/r/askscience/comments/15pjgq/do_stimulant_medications_have_any_positive/
{ "a_id": [ "c7oql45", "c7or9gi" ], "score": [ 2, 3 ], "text": [ "It raises arterial pressure too so in the end its ends up being detrimental. If you do aerobic exercises insted you get your heart rate up and lowers your blood pressure", "Let's pretend your heart is a person. During ex...
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[ [], [ "http://www.reddit.com/r/askscience/comments/jfwlz/whats_the_difference_between_your_heart_rate/" ] ]
nqkiw
Why do clouds resulting from large meteor impacts last so long?
This occurred to me while reading answers to this question, and [TheRemix's comment](_URL_0_) (first response to Sachyriel's comment comment). Why do impact clouds (or clouds from volcanoes even) stay around for thousands of years plunging the world into ice ages?
askscience
http://www.reddit.com/r/askscience/comments/nqkiw/why_do_clouds_resulting_from_large_meteor_impacts/
{ "a_id": [ "c3b6ukh", "c3b6ukh" ], "score": [ 2, 2 ], "text": [ "They don't. Ash ejected into the stratosphere by volcanoes only persists for a few weeks or months. Volcanoes that erupt S-rich gas can produce sulfuric-acid droplets in the atmosphere that may persist for a few years. [Here...
[]
[ "http://www.reddit.com/r/askscience/comments/npm3w/if_we_were_hit_today_by_an_asteroid_similar_to/c3axw2h" ]
[ [ "http://www.lpi.usra.edu/science/kring/epo_web/impact_cratering/Chicxulub/Global_effects.html" ], [ "http://www.lpi.usra.edu/science/kring/epo_web/impact_cratering/Chicxulub/Global_effects.html" ] ]
46i699
How did humans survive the ice age?
.
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/46i699/how_did_humans_survive_the_ice_age/
{ "a_id": [ "d05gja0" ], "score": [ 3 ], "text": [ "Hi! The question is fine here, but just FYI, questions on early man are worth x-posting to our sister sub /r/AskAnthropology" ] }
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[ [] ]
21irjw
Which mayor mistakes were made by Axis during WW2 North Africa Campaign?
I often wondered why the Axis were so focused of North Africa that they decided to land there instead of going via Turkey/Mid-East to the Arabian Oilfields so i ask it here. Additionally were there really major mistakes on side of the Allies aswell? How important was the North African Theatre compared to the European/...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/21irjw/which_mayor_mistakes_were_made_by_axis_during_ww2/
{ "a_id": [ "cgdiklw" ], "score": [ 4 ], "text": [ "The reason they didn't go through Turkey and the Middle East is because Turkey wasn't an axis member and attacking through the Turkey would have just added another country onto the allies side. Also, the oilfields weren't the major target of the ...
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[ [] ]
1pu9xa
why is black pepper a staple seasoning along with salt?
I can understand why salt is since saltiness occurs in most dishes and salt allows you to increase that, but why is black pepper right alongside salt always?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1pu9xa/eli5_why_is_black_pepper_a_staple_seasoning_along/
{ "a_id": [ "cd63lud", "cd63znv" ], "score": [ 2, 33 ], "text": [ "Because it is fucking tasty.", "Salt enhances flavor while pepper compliments it. Black pepper specifically if kept correctly and ground fresh adds earthy, woody, citrus and spice without any capsaicin which is what alm...
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[]
[ [], [] ]
a0z1k9
Sources for the history of Clan MacDougall
My first time posting here so not sure if this is the right sub, but I have always been very interested in clan history for scotland and ireland and was wondering if anyone knows any good resources for this, specifically clan MacDougall? I do have some small clan history book but it doesnt contain too much information,...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/a0z1k9/sources_for_the_history_of_clan_macdougall/
{ "a_id": [ "ebe704d" ], "score": [ 2 ], "text": [ "A couple of secondary sources relating to Clan MacDougall:\n\n* Barrow G, ‘The battle between John MacDougall of Lorn and Robert Bruce in 1308 or 1309’, (1999) 19 [Notes and Queries of the Society of West Highland and Island Historical Research](...
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[]
[ [ "https://copac.jisc.ac.uk/search?isn=0856830712&rn=1", "https://en.wikipedia.org/wiki/Dubgall_mac_Somairle#Secondary_sources", "https://www.uhi.ac.uk/en/t4-media/one-web/university/research/centre-for-history/students/Ailsa-Raeburn---Dissertation.pdf", "http://archaeologydataservice.ac.uk/cata...
3gssvo
in swimming, how can the world record for an individual event be slower than a single leg of a relay?
Check out Jason Lezak (USA) who swam the final leg in 46.06 in 2008. _URL_0_ Looks like the world record was set by Cesar Cielo (BRA) with 46.91 in 2009. _URL_1_ Since each swimmer starts from a standstill, I don't see why they wouldn't be able to repeat the performance at an individual event. In fact, not just Jason...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3gssvo/eli5_in_swimming_how_can_the_world_record_for_an/
{ "a_id": [ "cu17dq6", "cu17gy7", "cu17h5b", "cu1aqpw" ], "score": [ 2, 6, 2, 2 ], "text": [ "The rules for a relay start are only that the next swimmers feet must be on the blocks when the previous swimmer touches the wall. This allows the swimmer on the blocks to get a ru...
[]
[ "https://en.wikipedia.org/wiki/Swimming_at_the_2008_Summer_Olympics_%E2%80%93_Men%27s_4_%C3%97_100_metre_freestyle_relay", "https://en.wikipedia.org/wiki/World_record_progression_100_metres_freestyle" ]
[ [], [ "http://youtu.be/qE6TPQZwxFg" ], [], [] ]
mzmv9
Sometimes it appears as if the lights flicker when in fact I just blinked. What causes this?
It seems strange to me that my perceptions can become out of sync long enough for it to seem like a light change from an outside influence. What can cause this effect?
askscience
http://www.reddit.com/r/askscience/comments/mzmv9/sometimes_it_appears_as_if_the_lights_flicker/
{ "a_id": [ "c3557du", "c3557du" ], "score": [ 2, 2 ], "text": [ "While I'm not a scientist, I would think it has to do with the way the light is being emitted by the bulb. In incandescent bulbs, a filament is heated by an electrical current and emits excess energy as heat. Were you to bli...
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[]
[ [], [] ]
377oi1
How old is the stereotype of university students frequently partying and getting drunk? Where/when did this start?
This thought occurred to me while watching Animal House last night, which was released in '78 but is set in '62.
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/377oi1/how_old_is_the_stereotype_of_university_students/
{ "a_id": [ "crkj182" ], "score": [ 5 ], "text": [ "[As long as there have been universities essentially](_URL_0_). Drunk students vs townsfolk (Town vs Gown) is a trope as old as universities themselves whether they be English, French, Italian or German. " ] }
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[ [ "http://www.oxfordtimes.co.uk/leisure/history_heritage/history/9200746.print/" ] ]
2t4pqy
How Close are Stars to Each Other in Globular Clusters?
Stars in an "average" galaxy seem to be pretty darn far apart. But globular clusters are filled with thousands, even millions, of stars, in a much smaller diameter. How close are these stars to each other? If we lived in a globular cluster, would it be a lot easier for us to reach another star? Also, how does the dens...
askscience
http://www.reddit.com/r/askscience/comments/2t4pqy/how_close_are_stars_to_each_other_in_globular/
{ "a_id": [ "cnyemmn" ], "score": [ 2 ], "text": [ "Taking one of the quite big globular clusters as an example, take a look at M13. There are an estimated 300.000 stars in this globular cluster and its diameter is 84 light years. Now, calculating the volume of this cluster and dividing the number...
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[]
[ [ "http://arxiv.org/abs/1010.2210", "http://en.wikipedia.org/wiki/Hubble_sequence" ] ]
2nnckd
how do unions work when it comes to large companies? how much power/influence do they really have?
Listening to a podcast from a former WWE wrestler who says he wishes the WWE has a union caused me to realize that I really don't know what they are.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2nnckd/eli5_how_do_unions_work_when_it_comes_to_large/
{ "a_id": [ "cmf6xkf" ], "score": [ 2 ], "text": [ "So a union is an organization of workers who can bargain collectively with their employer. If they feel that the employer is unfairly refusing to meet their demands, they will use a labor action to try to force their employer to negotiate with th...
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[ [] ]
1iwmud
What effect do storm clouds have on radio waves?
It was raining during my lunch break today as I was listening to the radio. A station that usually comes in with a fair amount of static was much clearer. Do clouds help carry radio signals?
askscience
http://www.reddit.com/r/askscience/comments/1iwmud/what_effect_do_storm_clouds_have_on_radio_waves/
{ "a_id": [ "cb8sz4x" ], "score": [ 3 ], "text": [ "MW or FM? \n\nNegative temperature air gradients (warm air below, cold air on top) create wave ducts that are similar to optical mirages, so VHF frequencies (FM band) reach further away for relatively short times.\n\n_URL_0_" ] }
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[ [ "http://en.wikipedia.org/wiki/Tropospheric_propagation" ] ]
spgpj
What are some examples of evolution being observed in a lab?
askscience
http://www.reddit.com/r/askscience/comments/spgpj/what_are_some_examples_of_evolution_being/
{ "a_id": [ "c4fvd70" ], "score": [ 8 ], "text": [ "This is one of the most striking examples that occurred recently. Richard Lenski, an evolutionary biologist at University of Michigan, has been monitoring the decedents from one *e. coli* bacterium (split into 12 different samples) in lab since 1...
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[ [ "http://www.pnas.org/content/105/23/7899", "http://www.newscientist.com/article/dn14094-bacteria-make-major-evolutionary-shift-in-the-lab.html", "http://en.wikipedia.org/wiki/E._coli_long-term_evolution_experiment" ] ]
222vmq
Is there any real evidence that California is due for a big earthquake?
I constantly hear that California is due for "The Big One." Is there any real science behind this, or is it just speculation?
askscience
http://www.reddit.com/r/askscience/comments/222vmq/is_there_any_real_evidence_that_california_is_due/
{ "a_id": [ "cgj2x54" ], "score": [ 3 ], "text": [ "To a certain extent, the potential for a large earthquake is always present on an active, plate-boundary scale fault (i.e. the boundary between two tectonic plates) like the San Andreas. There is the idea of \"seismic gaps\", basically that on a ...
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[ [ "http://seismo.berkeley.edu/~rallen/eps20/lectures/L16.pdf", "http://www.iris.edu/hq/files/programs/education_and_outreach/retm/tm_140401_chile/140401_chile.pdf" ] ]
95xsdg
why do most tattoo inks usually fade into a green/teal colour overtime?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/95xsdg/eli5_why_do_most_tattoo_inks_usually_fade_into_a/
{ "a_id": [ "e3wcwv9", "e3wk7jz", "e3wqkq4" ], "score": [ 17, 8, 8 ], "text": [ "Your immune system eventually breaks down and removes the ink particles in your skin. Kind of like how your immune system fights colds. ", "Your body basically tries to get rid of the ink forever a...
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[]
[ [], [], [] ]
1rdguy
what is the history behind eating eggs?
1. How has the egg evolved within the world food system over the course of history from hunter/gathers to industrialized factory farming we see today? 2. When/Where/Why did chickens become the only domestic egg producers in the world? 3. Is there a difference in nutrition quality between organic eggs and industrial p...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1rdguy/eli5_what_is_the_history_behind_eating_eggs/
{ "a_id": [ "cdm6t8f" ], "score": [ 2 ], "text": [ "I don't have all the answers but this:\n\n > When/Where/Why did chickens become the only domestic egg producers in the world?\n\nSimply isn't true. Lots of countries use other birds, for instance ducks." ] }
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[ [] ]
5ojmlt
how does a court transcriptionist get every single word of a court case down so fast?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5ojmlt/eli5_how_does_a_court_transcriptionist_get_every/
{ "a_id": [ "dcjrjxb", "dcjsdpe", "dcjtzw5", "dcjv4fa", "dcjxrz5", "dcjys5g", "dck9m72" ], "score": [ 107, 17, 25, 3, 22, 158, 2 ], "text": [ "They have special typewriters and learn shorthand. It's called stenography. They go to school for 2 years t...
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[ [], [ "https://www.youtube.com/watch?v=62l64Acfidc" ], [ "https://en.wikipedia.org/wiki/Stenomask" ], [], [], [ "http://www.acrdepos.com/wordpress/wp-content/uploads/2013/05/StenoKeyLayout.png", "https://en.wikipedia.org/wiki/Stenotype" ], [] ]
4ykf8k
why is it that some people have blonde hair but dark eyebrows?
Excuse me if I'm being ignorant here. Where I come from, people don't naturally have blonde hair. I'm in a LDR with a Norwegian girl and she has blonde hair, eyebrows and eyelashes, so I'm just curious.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4ykf8k/eli5_why_is_it_that_some_people_have_blonde_hair/
{ "a_id": [ "d6oqny7" ], "score": [ 2 ], "text": [ "Sometimes (most of the time?) women who color their darker hair blonde (and there are a lot of them) do not color their eyebrows, too. If the hair is darker at the scalp that is quite possible the case.\n\nMaybe the two just are not exactly the ...
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[ [] ]
fzobd3
Who was running Scotland between 1603 and 1707?
I've read that James I & VI had some trouble early on in dealing with the English parliament, because he was used to a Scottish parliament that was mostly a rubber stamp. But I've also read that Scotland was pretty independent from England before the Acts of Union, and that the monarchs were mostly forced by their co...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/fzobd3/who_was_running_scotland_between_1603_and_1707/
{ "a_id": [ "fn6djfl" ], "score": [ 7 ], "text": [ "The situation varied at different points, but in theory the King's representative in Scotland was the 'Lord High Commissioner'. In effect, this was the head of government in Scotland, although there was also a 'Lord Chancellor' who held the role ...
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[ [] ]
6emkrr
Does free will exist?
askscience
https://www.reddit.com/r/askscience/comments/6emkrr/does_free_will_exist/
{ "a_id": [ "dibqrx7", "dibsh21" ], "score": [ 2, 2 ], "text": [ "Well that's a can of worms right there. It's probably a topic more suited to philosophy than neuroscience. It also depends on what you mean by \"free will\". From a purely neuroscience perspective, there really isn't any rea...
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[ [], [] ]
6jd6ey
why does using a towel or other external cloth material help aid in opening or tightening caps/lids/knobs etc?
Ever since I was a wee one I've always known that when you want to open or tighten something, it was more advisable (and comfortable) to use a cloth/shirt/towel to help with that. Thing is, I just don't really know why. I mean, it's obviously less painful, but why? Is it just that my hands haven't had enough time to g...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6jd6ey/eli5_why_does_using_a_towel_or_other_external/
{ "a_id": [ "djddqw6", "djdglir" ], "score": [ 3, 3 ], "text": [ "It's partially a grip thing - you can squeeze harder without your hand hurting, and it's part leverage - by using a cloth you increasing the effective diameter of the lid, so can apply more torque.", "The towel is not gr...
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[ [], [] ]
3yhqtt
how laser engravings on the bottom of beer mugs create bubbles.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3yhqtt/eli5_how_laser_engravings_on_the_bottom_of_beer/
{ "a_id": [ "cydlb1a" ], "score": [ 10 ], "text": [ "The term for this is nucleated glass. It creates a much larger surface area on the bottom of the glass for bubbles to form. It gives the carbonation from the CO2 dissolving a point to collect on. It results in the beer going flat much faster ...
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[ [ "https://www.youtube.com/watch?v=sQBM7P_bTdk" ] ]
1x2mt1
how does a vacuum tube work? those tiny dim bulbs that are in guitar amps and high-end audio gear.
I've always wondered how they worked. Here I am at my desk with a stereo tube buffer and all I know is that it makes my audio sound louder (impedance matching??) and warmer...different. Why and how, I've never understood. How do they work and what exactly are they doing to the device they are installed on? What are...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1x2mt1/eli5_how_does_a_vacuum_tube_work_those_tiny_dim/
{ "a_id": [ "cf7kkwi" ], "score": [ 2 ], "text": [ "The hot wire at one end (the emitter) gets hot enough to randomly spit out free electrons.\n\nthe electrode the other end (the collector) is given a voltage to attract those free electrons.\n\nThe grid in the middle can be varied in voltage to at...
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[ [] ]
ddeuuu
why is crying a natural response to physical pain as a kid, but not so much as an adult?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/ddeuuu/eli5_why_is_crying_a_natural_response_to_physical/
{ "a_id": [ "f2gdenj", "f2gh3bu", "f2gjrjj", "f2gpxcn", "f2grgs2", "f2gwo1r", "f2gyq3w", "f2h0nmv", "f2h3npe", "f2hgb03", "f2hjyql", "f2hmw7e", "f2hn459", "f2hno3e", "f2hnqrp", "f2htofq", "f2hugka", "f2hunqk", "f2hxbyo", "f2hyvzs", "f...
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[ [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [] ]
26u5hv
Why was Edward Plantagenet dubbed "Edward I" when he was the 4th Edward to rule England?
I noticed Edward "Longshanks" Plantagenet is called Edward 1st despite being preceded by Edward the Elder, Edward the Martyr, and Edward the Confessor. At first I thought maybe the numbering of Kings was a Norman convention, but we have Harald II at the end of Saxon rule. Was there an official proclamation restarting ...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/26u5hv/why_was_edward_plantagenet_dubbed_edward_i_when/
{ "a_id": [ "chusxsl" ], "score": [ 3 ], "text": [ "Numbering monarchs is primarily the activity of historians and people who wrote down what was happening. Both King Edward I and King Edward II, for example, would have been addressed as simply King Edward. Marc Morris' explanation for why Edward ...
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[ [] ]
59bhjs
My late grandfather was a paratrooper in WWII - 101st Airborne Divison ("Screaming Eagles") - Can you tell me more about these items I have from him [link in comments]?
[deleted]
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/59bhjs/my_late_grandfather_was_a_paratrooper_in_wwii/
{ "a_id": [ "d976h73", "d984pb3" ], "score": [ 3, 2 ], "text": [ "The solid blue ribbon with the gold border is the Army Presidential Unit Citation Ribbon.\n\nThe ribbon with the multi-colored stripes and the bronze stars is the Europe-Africa-Middle East service ribbon.\n\nThe red ribbon w...
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[ [], [] ]
38m9x5
my mom just told me most stocks don't pay dividends. is this the case? if so why does the stock market even exist, did we all just agree to make a gambling arena where we bet on others betting on what we bet on? and if so why does how well the company does matter to stockholders?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/38m9x5/eli5my_mom_just_told_me_most_stocks_dont_pay/
{ "a_id": [ "crw3282", "crw42k5", "crw44dq" ], "score": [ 3, 10, 3 ], "text": [ "Mom is right. Most stocks don't pay dividends. Some do, usually on some sort of schedule.\n\nYou buy stocks hoping they go up. Then when the price rises, you can sell for a profit. \n\nStock market...
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[ [], [], [] ]
2nmku9
voyager 1 is the farthest spacecraft traveled from earth, where does it find all of that fuel and how can scientists still manage to control it?
Question number 1: I understand that the Voyager 1 is a probe and there is no gravity or air resistance in space so you can move a great distance with little force but it still need the fuel to propel itself or change direction from time to time and it has been traveling for a very long time, so where does it find all ...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2nmku9/eli5voyager_1_is_the_farthest_spacecraft_traveled/
{ "a_id": [ "cmex7jm", "cmexk5m", "cmeyqbu", "cmezlo4", "cmf05u5", "cmf2gtw", "cmf31vw", "cmf38qi", "cmf5y01", "cmf6dol" ], "score": [ 62, 39, 21, 3, 3, 33, 10, 2, 2, 2 ], "text": [ "It has very little if any fuel left. It is ...
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[ [], [], [], [], [], [ "http://xkcd.com/316/" ], [ "http://www.neilgunther.com/DeepSpace/space.html" ], [], [ "http://pluto.jhuapl.edu/gallery/animations.php" ], [ "http://voyager.jpl.nasa.gov/mission/weekly-reports/index.htm" ] ]
273aw0
Is there any recorded use of using mirrored-surfaces to blind an opponent in combat?
A friend and I were having a debate about whether this is a legitimate combat tactic that has been used. Is there any historical examples?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/273aw0/is_there_any_recorded_use_of_using/
{ "a_id": [ "chx811v", "chyjykp" ], "score": [ 17, 2 ], "text": [ "I'm not exactly sure this counts, if you're only interested in antiquity - but\n\nOutside of Berlin in April of 1945 the Red Army was preparing to assault the strategic Seelow heights in the suburbs of Berlin in order to su...
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[ [], [ "https://explorable.com/archimedes-war-machines" ] ]
2ui3o8
what is the point of qr codes and why are they a thing on everything (but no-one ever seems to care or scan them?)
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2ui3o8/eli5_what_is_the_point_of_qr_codes_and_why_are/
{ "a_id": [ "co8lgye", "co8lpm1", "co8lvnu", "co8m9co" ], "score": [ 7, 2, 8, 3 ], "text": [ "QR codes are super easy to put wherever you want them and it's cheaper to print that than a whole ad detailing your business. People don't scan them much because people are not so ...
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[ [], [ "http://www.visualead.com" ], [], [] ]
388xp7
why local commercials always have shitty audio quality
I've lived in the same small town for almost 20 years and there have been a lot of bad local commercials for small businesses. Some have bad editing and special effects, some have pretty good editing and special effects; but ALL of them have always had shit audio. Is there a reason for this? Or do people just not reali...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/388xp7/eli5_why_local_commercials_always_have_shitty/
{ "a_id": [ "crt8bih" ], "score": [ 3 ], "text": [ "When McDonald's is paying $10 million for advertising space, spending $250K on top for line production values is loose change.\n\nA local advertiser might be paying $1000 for their commercials, and just don't have the same kind of budget. Often,...
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5fnmt0
On another planetary system, could humans be giant?
I don't know all of the requirements for this to take place, but theoretically could there be an equivalent to humans (walking, talking intelligent life) but on a larger scale. I'm thinking like twice as big as we are, but even on the scale of dinosaurs and such?
askscience
https://www.reddit.com/r/askscience/comments/5fnmt0/on_another_planetary_system_could_humans_be_giant/
{ "a_id": [ "dalr6mm" ], "score": [ 6 ], "text": [ "Such hypothetical / speculative / open-ended questions are better suited for our new-ish sister sub /r/asksciencediscussion. Please consider reposting there instead." ] }
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[ [] ]
63u4la
what is offensive about the kendall jenner pepsi commercial?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/63u4la/eli5_what_is_offensive_about_the_kendall_jenner/
{ "a_id": [ "dfwz8at", "dfwzenf", "dfx16fd", "dfx1rgt" ], "score": [ 60, 35, 27, 13 ], "text": [ "Reducing the complex and nuanced issue of police tensions with protesters to an oversimplified use of the platitude \"cant we all just get along, man?\". Shitty sugary sodas wo...
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[ [], [], [], [] ]
3fibcn
why do credit cards expire?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3fibcn/eli5_why_do_credit_cards_expire/
{ "a_id": [ "ctouohu", "ctoupid", "ctovffr", "ctoyfu1", "ctoyldd" ], "score": [ 106, 30, 6, 2, 3 ], "text": [ "There are a few reasons:\n\n1. The expiration date is yet another dimension of security. You've got to provide number AND date AND code-on-back for full ...
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[ [], [], [], [], [] ]
1y9td4
Explanation of heavy element creation from supernovae, the r-process and s-process?
I understand that supernovae are required for heavier than iron elements, but I am googling and still not understanding in layman's terms how the three affect one another/interact (if at all) since I'm reading that the r/s-processes can also make heavier than iron elements (I am perhaps off about quite a bit here so th...
askscience
http://www.reddit.com/r/askscience/comments/1y9td4/explanation_of_heavy_element_creation_from/
{ "a_id": [ "cfirh6t" ], "score": [ 3 ], "text": [ "I wrote up a summary of nucleosynthesis past iron [in this long comment a while back](_URL_0_) which you might find helpful.\n\nBut to address your specific question: the s- (\"slow neutron capture\") process happens over longer time periods (yea...
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[ [ "http://www.reddit.com/r/askscience/comments/1l99tx/how_did_elements_heavier_than_iron_form_given/cbx18lh" ] ]
cyqi8z
why is it that all labors work on this day, but all non-labor people get a paid day off?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/cyqi8z/eli5_why_is_it_that_all_labors_work_on_this_day/
{ "a_id": [ "eytkaju", "eytkdb8" ], "score": [ 3, 3 ], "text": [ "All the government can really do is make it a Federal Holiday (which they did), which means non-critical governmnet employees will have it off as a paid holiday. They can't mandate that private companies give employees a day...
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[ [], [] ]
de0s58
how does my phone know if it's plugged in to a computer or a power bank?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/de0s58/eli5_how_does_my_phone_know_if_its_plugged_in_to/
{ "a_id": [ "f2pycc6", "f2qgnf8" ], "score": [ 5, 3 ], "text": [ "Because those cables you use to plug them in can send information either way. When you plug it into a computer, the computers first response upon recognizing there is something there is basically to ask it what it is. A powe...
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[ [], [] ]
z0y11
Can somebody explain how scientists were able to discern a particular molecule light years away?
Article : [Astronomers spot sugar molecule in gas cloud around young star](_URL_0_) Really?
askscience
http://www.reddit.com/r/askscience/comments/z0y11/can_somebody_explain_how_scientists_were_able_to/
{ "a_id": [ "c60khee" ], "score": [ 4 ], "text": [ "Via [spectroscopy](_URL_0_). Molecules absorb very specific wavelengths of light, thereby leaving a \"fingerprint\" in the form of an absorption spectrum." ] }
[]
[ "http://www.washingtonpost.com/world/europe/sweet-astronomers-spot-sugar-molecule-thats-ingredient-for-life-floating-near-star/2012/08/29/f0ef8cae-f1eb-11e1-b74c-84ed55e0300b_story.html" ]
[ [ "http://en.wikipedia.org/wiki/Spectroscopy" ] ]
1i3glq
How did people and policy-makers react to Eisenhower's "military industrial complex" speech? It seems like it didn't have much of an effect. Why is that?
It's always surprised me that such a warning, coming from a hugely popular, sitting Republican president, and former Supreme Commander of Allied Forces in Europe, didn't have more of an impact. I was going to post a link to the speech but I couldn't find any that were JUST the speech, rather than dramaticised, politic...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1i3glq/how_did_people_and_policymakers_react_to/
{ "a_id": [ "cb0mqw0", "cb1415t" ], "score": [ 49, 2 ], "text": [ "You can find versions of it easily if you search for \"Eisenhower's farewell address\" instead of \"Eisenhower's MIC speech.\" E.g. [here](_URL_1_).\n\nAs for reactions. One question is to ask, what would we expect to see i...
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[ [ "https://pay.reddit.com/r/todayilearned/comments/1e6j35/til_that_not_only_did_eisenhower_warn_us_about/c9xfwu4", "http://mcadams.posc.mu.edu/ike.htm" ], [] ]
6klohj
if a fat man with a large gut loses a lot of weight, would his legs be super-strong in proportion to his body, because they've been lifting a huge weight every day for years?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6klohj/eli5_if_a_fat_man_with_a_large_gut_loses_a_lot_of/
{ "a_id": [ "djn1qcl" ], "score": [ 12 ], "text": [ "Generally not. Muscles are as strong as they need to be for the amount of work they do on a regular basis. Unless you intentionally do more work to build them up, they level off to whatever they routinely do.\n\nIn the case above, unless the guy...
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[ [] ]
1cjaus
When was the last time one sovereign nation forcefully took land from another sovereign nation and has held on to it up to the present day?
Edit: There are some good answers here but most seem to be about territorial disputes or occupations. Neither fit the parameters of the question. A good example of what I am looking for would be the Mexican Cession following the Treaty of Guadalupe Hidalgo in 1848. These lands were taken by force by one sovereign nat...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1cjaus/when_was_the_last_time_one_sovereign_nation/
{ "a_id": [ "c9h4q2e", "c9h547l", "c9h8k27", "c9hfj4s", "c9hlh67" ], "score": [ 9, 3, 4, 3, 2 ], "text": [ "The Soviet Union took Karelia from Finland and Kalingrad from Germany in 1945, which its successor state the Russian Federation still holds today. There were...
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[ [], [], [], [], [ "http://en.wikipedia.org/wiki/1961_Indian_annexation_of_Goa" ] ]
jge6u
So, obviously faster than light travel is impossible, but.
Is it possible for the distance between two objects to be increasing faster than light? I know that relativistic speeds cant be added, IE at 99% lightspeed if you launch an object at 50% light speed it wont be going 149% of lightspeed. But since the Big Bang (to my understanding) propogated in all directions, could we ...
askscience
http://www.reddit.com/r/askscience/comments/jge6u/so_obviously_faster_than_light_travel_is/
{ "a_id": [ "c2bvfih", "c2bw6x4", "c2bvfih", "c2bw6x4" ], "score": [ 5, 6, 5, 6 ], "text": [ "Yes and yes. In fact, we're pretty sure that it's the case (because if it is not, then the universe is nonhomogenous for no obvious reason). Do note though that the universe is not...
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[ [], [], [], [] ]
1sohma
how do police investigators 'lose' crucial evidence obtained in investigations without explanation?
It seems that there have been many cases in which evidence disappears during an investigation, greatly impacting legal proceedings. For example: in the murder of Adam Walsh, the murder weapon (a machete), and a bloody CADILLAC (yes, a whole car) were 'lost' by police. How does this happen and are there professional con...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1sohma/eli5_how_do_police_investigators_lose_crucial/
{ "a_id": [ "cdzppsp" ], "score": [ 2 ], "text": [ "Have you ever lost your keys or been unable to find a matched pair of socks? Have you ever been through the drive-through at Taco Bell at 1am and not gotten your chicken quesadilla even though you **explicitly** told them not to forget it becaus...
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261vgr
How much heat (if any) reaches the surface of the Earth from the mantle?
Besides volcanoes and vents, is there any heat reaching the Earth's surface through conduction?
askscience
http://www.reddit.com/r/askscience/comments/261vgr/how_much_heat_if_any_reaches_the_surface_of_the/
{ "a_id": [ "chmymcg" ], "score": [ 3 ], "text": [ "You bet it does. Not at lot, but yes.\n\nHeat flows outward from the earth's core and mantle, ultimately to radiate out to space, in exactly the same way heat flows out of a bowl of hot oatmeal. [This effect was used in the Apollo program](_URL_0...
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[]
[ [ "http://www.lpi.usra.edu/lunar/missions/apollo/apollo_15/experiments/hf/" ] ]
48pl6v
why do some people feel the urge to bite and nibble to show affection?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/48pl6v/eli5_why_do_some_people_feel_the_urge_to_bite_and/
{ "a_id": [ "d0liwfm" ], "score": [ 3 ], "text": [ "Good question!! I do it a lot and have no idea why. \n\nI suppose it's a kind of primitive thing. Animals do the same. They nip at us and " ] }
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[ [] ]
qspqd
Question about solar phenomena based on images on NASA website.
Someone forwarded me this link _URL_1_ regarding the interesting phenomena shown by the Solar Dynamics Observatory from imagery. (The imagery is currently displayed, but might be archived for 2012/03/12 if viewed at a later date. _URL_0_ ) Specifically what exactly is the phenomena occurring at the bottom left (about ...
askscience
http://www.reddit.com/r/askscience/comments/qspqd/question_about_solar_phenomena_based_on_images_on/
{ "a_id": [ "c405j38" ], "score": [ 2 ], "text": [ "That is a loop of magnetic field lines with plasma stuck on it. The plasma glows so we can see it, but that bit of plasma is cooler than the stuff closer in, so it looks dark in comparison. The two ends of the loop are moving in relation to one a...
[]
[ "http://sdo.gsfc.nasa.gov/data/dailymov.php", "http://sdo.gsfc.nasa.gov/data/kiosk.php" ]
[ [] ]
10o7g5
In space, is there a concept of direction? ie north, south, east, west? Is the galaxy divided at the earth's equator and poles for reference?
askscience
http://www.reddit.com/r/askscience/comments/10o7g5/in_space_is_there_a_concept_of_direction_ie_north/
{ "a_id": [ "c6f5zfu", "c6f6bv8", "c6f6d20", "c6f6has", "c6f6ir3" ], "score": [ 3, 4, 3, 2, 2 ], "text": [ "no because the directions would constantly change as earth spins and rotates around the sun. If there is any such thing, it is going to be in reference to the...
[]
[]
[ [], [ "http://en.wikipedia.org/wiki/Cosmic_microwave_background_radiation#CMBR_dipole_anisotropy", "http://en.wikipedia.org/wiki/Very_Long_Baseline_Interferometry", "http://en.wikipedia.org/wiki/Universal_Time#Measurement" ], [ "http://en.wikipedia.org/wiki/Galactic_coordinate_system" ], [...
5c1qji
what is the modern theory of rent?
I've done some research on the internet about the issue but I wasn't able to grasp it. What determines the rent prices according to this theory?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5c1qji/eli5_what_is_the_modern_theory_of_rent/
{ "a_id": [ "d9sy43k" ], "score": [ 2 ], "text": [ "The idea of \"rent\" in this context is not what you think it is. It is the surplus gained from a product, land, person or capitol currently compared to what it could be used for in the future.\n\nFor instance, say you have a farmer that owns a ...
[]
[]
[ [] ]
1v38ja
What are the earliest known pornographic texts?
I know the Kama Sutra is one of the most famous ancient erotic texts, but I'm thinking more like the romance novels of today rather than an "instruction manual." In addition, when did pornographic literature become wide spread?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1v38ja/what_are_the_earliest_known_pornographic_texts/
{ "a_id": [ "ceoiw4f" ], "score": [ 8 ], "text": [ "Yay! A question for me!\n\nWell here's the thing about your question--'porn' as we know it is a relatively recent thing, dating from the early 1800's or so, 1857 is when it was really written into law in our modern understanding of it (in englan...
[]
[]
[ [] ]
14brvw
Are we sure humans were the first animal on Earth to develop advanced technology?
askscience
http://www.reddit.com/r/askscience/comments/14brvw/are_we_sure_humans_were_the_first_animal_on_earth/
{ "a_id": [ "c7bndah", "c7bnyus", "c7bnz55", "c7bo2ag", "c7bo4gz", "c7bos8y", "c7bowre", "c7boyjx", "c7bpepu", "c7bpfvx", "c7bph6l", "c7bphsl", "c7bpzer", "c7bq5c7", "c7brc2t", "c7bsd3p", "c7bsqs4", "c7bvdsm", "c7bvgab", "c7bwed7" ], ...
[]
[]
[ [], [], [ "http://en.wikipedia.org/wiki/Upper_Paleolithic" ], [], [], [ "http://en.wikipedia.org/wiki/Tool_use_by_animals" ], [], [], [], [], [], [], [], [], [ "http://blogs.scientificamerican.com/tetrapod-zoology/2012/10/27/dinosauroids-revisited-revisited/" ], [], ...
2k5brl
how does a solar eclipse occur?
Saw today (October 23rd) that there was a, "visible" solar eclipse in America. And this question just came to mind.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2k5brl/eli5_how_does_a_solar_eclipse_occur/
{ "a_id": [ "cli1gyv" ], "score": [ 4 ], "text": [ "The moon orbits the earth. On occasion, the moon lines up perfectly between the earth and sun, creating an eclipse." ] }
[]
[]
[ [] ]
36pi97
how does a vr headset work?
Do you still have to use a Keyboard and mouse with them? How does it work? How do you move?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/36pi97/eli5_how_does_a_vr_headset_work/
{ "a_id": [ "crfyl6p" ], "score": [ 2 ], "text": [ "The head set is simply an output peripheral, like you monitor or your speakers, the computer tells it what to show you and they display it, now, how you get the information in to the computer of what you want the headset to show you is the questi...
[]
[]
[ [] ]
6a0l89
torrent dht.
ELI5: torrent DHT. How do distributed hash tables work? How, given just a magnet link, with no centralized server, can I find peers? I understand how one peer could tell me about other peers, but how do I find that first peer?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6a0l89/eli5_torrent_dht/
{ "a_id": [ "dhb11up" ], "score": [ 2 ], "text": [ "Your bittorrent client and/or the .torrent file will have a list of initial DHT nodes to connect to. Therefore DHT isn't decentralised in the strictest sense, just more decentralised than trackers. \n\nWithout that initial DHT node, it is simpl...
[]
[]
[ [] ]
4t4i9w
why is a passport required to travel to china from taiwan, if china insists that taiwan is a part of it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4t4i9w/eli5_why_is_a_passport_required_to_travel_to/
{ "a_id": [ "d5eiyuu", "d5ek2ex" ], "score": [ 33, 6 ], "text": [ "When the communist revolution happened in China, the revolutionaries, known as the People's Republic of China, pushed the previous government, known as the Republic of China, out of the mainland, but never actually took con...
[]
[]
[ [], [] ]
3r9epn
how do mosquito's survive the winter, when they aren't draining my precious blood?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3r9epn/eli5_how_do_mosquitos_survive_the_winter_when/
{ "a_id": [ "cwm1zxj" ], "score": [ 6 ], "text": [ "They don't survive longer then 2 weeks as an adult. During the winter, the larva / eggs freeze & delay development. It's only when it gets warmer that they actually turn into adult mosquitos" ] }
[]
[]
[ [] ]
8iotf5
I'm watching Manhunt: Unabomber and in it Ted Kaczynski says he was a part of MKUltra (CIA mind control experiments) is all this true? What really was MKUltra and how do we know about it?
How do we know what they did? What was the reaction when people found out? Did they actually have an effect on Kaczynski and turn him into the Unabomber? I read that some of what they did was sexually abuse children? Is this also true? If so how have I not heard of this? But yeah anything you guys can tell me about...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/8iotf5/im_watching_manhunt_unabomber_and_in_it_ted/
{ "a_id": [ "dytky70" ], "score": [ 78 ], "text": [ "This shouldn't preclude answers to your other questions or a more broad discussion of MKUltra and its reputation/implications, but we had a recent-ish answer of the psychological experiments in which a teenage Kaczynski was a subject that might ...
[]
[]
[ [ "https://www.reddit.com/r/AskHistorians/comments/82uyrw/ted_kaczynski_was_unbeknownst_to_him_subject_of/" ] ]
2n8mxu
how do i go about buying a commodity on the stock market or otherwise?
Corn, Gold, ect. Would it be possible to buy direct from the source? Thanks
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2n8mxu/eli5how_do_i_go_about_buying_a_commodity_on_the/
{ "a_id": [ "cmbdo9v" ], "score": [ 2 ], "text": [ "Any of the investment houses will let you buy whatever investment you want. Open an account online right now, put in an order and it will attempt to get filled when the market opens Monday morning. " ] }
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[ [] ]
7vzyi4
why were barclays so keen to avoid a government bailout during the 2008 financial crisis?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7vzyi4/eli5_why_were_barclays_so_keen_to_avoid_a/
{ "a_id": [ "dtwlvso" ], "score": [ 3 ], "text": [ "The bailout involved the government taking over a large share of the bank in return for bailout money. Barclay's probably figured they could recover without a bailout from the government and thus avoid having to give up any of the company." ] }
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[ [] ]
29rbdr
how is google continuously getting strong-armed by corporations/eu/ceos to delete or censor information?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/29rbdr/eli5_how_is_google_continuously_getting/
{ "a_id": [ "cinq8es" ], "score": [ 2 ], "text": [ "Access to a market of 500m wealthy, educated, technology using customers. Most of whom don't care anywhere near as much about 'corporation rights' as the voting US populace does." ] }
[]
[]
[ [] ]
24nink
why doesn't boyle's everflowing flask work?
I know its impossible for a perpetual motion machine to work, but in this case I don't see why it wouldn't.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/24nink/eli5_why_doesnt_boyles_everflowing_flask_work/
{ "a_id": [ "ch8tsh2", "ch8tss7", "ch8tx6m" ], "score": [ 3, 3, 4 ], "text": [ "The narrow piece wouldn't fill itself all the way, only as high as the water on the big reservoir.", "It is supposed to work in the same way as a siphon which requires for the output to be lower tha...
[]
[]
[ [], [], [ "https://www.youtube.com/watch?v=9118zu7cZwU" ] ]
4noyl9
What were conditions like inside Afrika Korps and Allied tanks during the North African Campaign of WWII?
I was wondering how the temperatures were in those tanks, and how that affected the men? Were they able to adequately hydrate in the heat of battle?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/4noyl9/what_were_conditions_like_inside_afrika_korps_and/
{ "a_id": [ "d46efih" ], "score": [ 2 ], "text": [ "\"Hot\"\n\nI can't imagine it was much worse than what I experienced in my tank in Iraq. It's not as if today's tanks necessarily have air conditioning either. Short sleeves are certainly appreciated! We drink a lot of water.\n\nI was recently in...
[]
[]
[ [] ]
8r85ec
where did the standard five paragraph essay format come from?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8r85ec/eli5_where_did_the_standard_five_paragraph_essay/
{ "a_id": [ "e0p8xo7" ], "score": [ 4 ], "text": [ "The five paragraph essay is really easy to understand if you are being taught how to write as an elementary student; list your three ideas, use the next three paragraphs to go into detail about your ideas separately, and use the last paragraph to...
[]
[]
[ [] ]
5kf6wx
why is it so bad to bury waste in landfill? isn't it just putting carbon back into the ground where it belongs?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5kf6wx/eli5_why_is_it_so_bad_to_bury_waste_in_landfill/
{ "a_id": [ "dbngwpj", "dbnhc02" ], "score": [ 12, 3 ], "text": [ "Depends on what the waste is. A lot of our stuff doesn't break down or takes a loooooong time to do so. It may also have toxic or other not-so-good materials mixed in with it.\n\nIt's not just a pile of viable carbon ready ...
[]
[]
[ [], [] ]
4vt71w
Have there been any implications from the discovery of Heinrich Himmler's diary?
[The BBC](_URL_0_) and the *[Daily Mail](_URL_1_)* report that the diaries of Heinrich Himmler are being serialised in the German newspaper *Bild*. They were apparently found in a Russian archive two years ago and have been verified before publication (no doubt somewhere in the afterlife Hugh Trevor-Roper is screaming)...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/4vt71w/have_there_been_any_implications_from_the/
{ "a_id": [ "d6280f9" ], "score": [ 10 ], "text": [ "Ok, so for context: I read about this yesterday and at first, I was really really confused because the news source I perused didn't include the dates of the duty diary (Dienstkalender in German, meaning it is something of an official organizer w...
[]
[ "http://www.bbc.co.uk/news/world-europe-36951548", "http://www.dailymail.co.uk/news/article-3719103/Mundane-life-Nazi-monster-Newly-discovered-diaries-SS-chief-Himmler-shed-chilling-light-mixed-mass-murder-banal-routine-bureaucrat.html#ixzz4GBRg73Xo" ]
[ [] ]
1v8ob3
How does Non-random mating cause Evolution?
Wouldn't random mating cause more variation in the genes than non-random?
askscience
http://www.reddit.com/r/askscience/comments/1v8ob3/how_does_nonrandom_mating_cause_evolution/
{ "a_id": [ "cepz9ky" ], "score": [ 2 ], "text": [ "Neither random nor non-random mating will influence the amount of genetic variation in a population on their own, they only change how genes are distributed into genotypes. If you have random mating and no other evolutionary forces (e.g., no sele...
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[ [] ]
4vesmp
what did ronald reagan do during his presidency?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4vesmp/eli5what_did_ronald_reagan_do_during_his/
{ "a_id": [ "d5xs8lw", "d5xs9cb", "d5xsahf", "d5xu3i2", "d5xugb3", "d5xwmat" ], "score": [ 12, 7, 4, 4, 4, 2 ], "text": [ "\"Reaganomics\" has several other names: supply-side, trickle-down are two. George H.W. Bush even called it voodoo economics during the...
[]
[]
[ [], [ "https://en.wikipedia.org/wiki/Laffer_curve" ], [], [], [], [ "http://www.columbian.com/wp-content/uploads/2015/08/Healing_Hinckley.JPEG-0d987.jpg", "http://imgur.com/NjPjgSF", "http://imgur.com/gallery/BC2aeYd", "http://i.cdn.turner.com/cnn/2011/OPINION/03/30/avlon.reagan.shoo...
g2yl3
Why do space photos look like bad technicolor movies?
[Example](_URL_0_) I know it has something to do with non-visible radiation being mapped to the visible spectrum, but why do they do they always end up looking like this? It looks like vintage film photography or something.
askscience
http://www.reddit.com/r/askscience/comments/g2yl3/why_do_space_photos_look_like_bad_technicolor/
{ "a_id": [ "c1kj9s3", "c1kjms0" ], "score": [ 10, 6 ], "text": [ "They are mostly false color or enhanced color. The real colors would look more like a gray scale. The enhancement is for scientists, so they can get an idea of radiation at wavelengths of interest.\n\nedit: I stand partiall...
[]
[ "http://scienceblogs.com/startswithabang/upload/2010/03/im_going_to_be_a_star_--_a_cor/Pillars-of-Creation_sm.jpg" ]
[ [ "http://panther-observatory.com/gallery/deepsky/doc/M16_F9.htm" ], [] ]
8p8w8d
What is a great female leader/inventor you would want to be discussed more?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/8p8w8d/what_is_a_great_female_leaderinventor_you_would/
{ "a_id": [ "e09c93t" ], "score": [ 2 ], "text": [ "Definitely Josephine Cochrane, her advancements in utilising machines to clean dishes saved women millions of hours globally each year. Truely a great female inventor :) " ] }
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[ [] ]
fglzsc
How do we know Mark Antony's story in the fall of the republic?
I assume this is a stupid question but I was under the impression that with Antony's defeat at the battle of Actium and his eventual suicide in Eygpt Octavian had all records of him destroyed, along with the banishment of his name - essentially an attempt to erase him from the history books. I've always wondered where ...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/fglzsc/how_do_we_know_mark_antonys_story_in_the_fall_of/
{ "a_id": [ "fk83yc7" ], "score": [ 8 ], "text": [ " > I was under the impression that with Antony's defeat at the battle of Actium and his eventual suicide in Eygpt Octavian had all records of him destroyed, along with the banishment of his name - essentially an attempt to erase him from the hist...
[]
[]
[ [ "https://www.reddit.com/r/AskHistorians/comments/4gikll/while_obviously_impossible_to_know_for_sure_is/" ] ]
1s8bgf
what happens when a man loses his testicles?
Edit: How significantly would it affect his quality of life if he were past puberty?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1s8bgf/what_happens_when_a_man_loses_his_testicles/
{ "a_id": [ "cdux9uq", "cdv5lr1" ], "score": [ 32, 4 ], "text": [ "I'm not sure why people are giving you bullshit answers, it's a legitimate question. It depends on where the man is in his life. Regardless of the age, it will lower the man's testosterone levels and he will likely have t...
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[ [], [] ]
3u6wif
several people have asked what cause wwi, but what kept it going? what were the entente and central powers hoping to achieve?
So the general explanation of what started WW1 is that Franz Ferdinand got shot, Austria-Hungary blamed it on Serbia, and then a whole web of secret treaties got the rest of Europe involved. However, that doesn't explain why the major European powers stayed in the war so long, despite how costly it was. Why didn't the ...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3u6wif/eli5_several_people_have_asked_what_cause_wwi_but/
{ "a_id": [ "cxcecyf" ], "score": [ 2 ], "text": [ "They tried, but whenever one side suggested it the other side said oho! You must be weakening and we'll win! \n\nThere was no objective. Millions died for nothing." ] }
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4vxjmk
how holographic stickers work , how are they made?
Is the science behind the 3D cards the same , where you get perception of depth , when viewed cross eyed / closer to nose? I've read about laser holography in my engg , but still I have no idea how those stickers work which comes free with candies and gums.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4vxjmk/eli5how_holographic_stickers_work_how_are_they/
{ "a_id": [ "d629vq4" ], "score": [ 2 ], "text": [ "i have tinkered around with trying to replicate holographic effects to be printed on tobacco packagings.\n\nDuring that time i learned how this is made in most cases.\nYou generally need to differ between holograms that just swap around between d...
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[ [] ]
4ape4u
why do my armpits sting after putting on deo sometimes?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4ape4u/eli5_why_do_my_armpits_sting_after_putting_on_deo/
{ "a_id": [ "d12cgp4" ], "score": [ 2 ], "text": [ "are you using antiperspirant? I've found that those irritate my skin a lot of times. I'll switch between antiperspirant and deodorant to help keep irritation down. But as for antiperspirant i believe it's the Aluminum-based compounds" ] }
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[ [] ]
1wt5y1
why, if i feel full eating one meal, don't i feel full if i eat a different meal that has the same number of calories?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1wt5y1/eli5why_if_i_feel_full_eating_one_meal_dont_i/
{ "a_id": [ "cf54x0t", "cf54x83", "cf55149", "cf552jy", "cf55cbt", "cf55kil", "cf55mkc", "cf55uvj", "cf56b1j", "cf56lhe", "cf56shf", "cf56zyn", "cf57aij", "cf592on", "cf5dsh0", "cf5ggui", "cf5l24q", "cf5najx", "cf5nua3", "cf5q67v", "c...
[]
[]
[ [], [], [], [ "http://www.amazon.com/It-Starts-Food-Discover-Unexpected/dp/1936608898/ref=sr_1_1?ie=UTF8&qid=1391356731&sr=8-1&keywords=it+starts+with+food" ], [], [], [], [], [ "http://summerblankenship.files.wordpress.com/2012/06/energydensitypr.jpg?w=450" ], [], [], ...
4pafio
If you exercise when it's hot outside, you certainly feel more tired, but do you actually burn more calories?
askscience
https://www.reddit.com/r/askscience/comments/4pafio/if_you_exercise_when_its_hot_outside_you/
{ "a_id": [ "d4jjdux" ], "score": [ 11 ], "text": [ "The feeling of fatigue is more likely related to volume status and dehydration. However, you will burn more calories exercising in the heat because your overall cardiac output will be higher to prevent your body from overheating. Blood flow to t...
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[ [] ]
1gxd2k
why my nose makes weird popping sounds and suddenly i can breathe through it again when i have a cold
Happens when I'm laying down
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1gxd2k/eli5_why_my_nose_makes_weird_popping_sounds_and/
{ "a_id": [ "caoswj5" ], "score": [ 9 ], "text": [ "I believe I know this one. You're nose has two nasal buttholes. When you get sick these buttholes become mad and bulge up. This makes it hard for air to pass through your nose. Air also gets blocked by boogeys. When you hear the popping sound, th...
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[ [] ]
8at78n
why does rendering take so long?
Edit: I mean image synthesis, or computer graphics, for example turning a 3D model into a realistic animation.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8at78n/eli5_why_does_rendering_take_so_long/
{ "a_id": [ "dx1lowl", "dx1m2h2", "dx25alt" ], "score": [ 3, 3, 2 ], "text": [ "TL;DR It's just lots of calculations that get easier over time as hardware gets more advanced and cheaper so you can do more calculations in a shorter time, and better algorithms/engines are made that l...
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[ [], [], [] ]
4qzra3
where does the lava inside the earth get the energy to remain liquid from? shouldn't it turn solid?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4qzra3/eli5_where_does_the_lava_inside_the_earth_get_the/
{ "a_id": [ "d4x5bd0", "d4x5dok" ], "score": [ 5, 7 ], "text": [ "Some of the heat is new heat from radioactive decay but a lot of it is just that something big as a whole earth just takes a very very very long time to cool down. The earth is very big and is insulated by a whole heck of a ...
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[ [], [] ]