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ytsu6
why do products that have a yearly title use the next year instead of the current one (e.g. ncaa football 2013, ford 2013 models)?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/ytsu6/eli5_why_do_products_that_have_a_yearly_title_use/
{ "a_id": [ "c5yqntv" ], "score": [ 2 ], "text": [ "They're designed for the next year." ] }
[]
[]
[ [] ]
2wkpgf
what does it mean when energy drinks say 300% vitamin b6?
Hey guys I wanted to know what it means to have 300% vitamin B-12 or B-6 like it is written on certain energy drinks. For example: _URL_0_
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2wkpgf/eli5_what_does_it_mean_when_energy_drinks_say_300/
{ "a_id": [ "corpxpu", "corpxrm" ], "score": [ 9, 3 ], "text": [ "It contains 300% of you daily recommended intake of vitamin B6.", "It's the recommended daily dose. How much of a substance you need in a day in order to have the theoretically perfect nutrition as calculated by a gover...
[]
[ "http://image.slidesharecdn.com/nutr-xs-prod-v-en-xs-comparechart-120530174335-phpapp01/95/nutr-xsprodvenxscompare-chart-1-728.jpg?cb=1338417944" ]
[ [], [] ]
7nw6np
how does half sodium salt work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7nw6np/eli5_how_does_half_sodium_salt_work/
{ "a_id": [ "ds4xb6h" ], "score": [ 8 ], "text": [ "It's something that is trying to approximate the taste of salt, but has less sodium chloride in it. \n\nThe LoSalt product uses potassium chloride. Potassium is right below sodium on the periodic table of elements, so it will bond to chlorine in...
[]
[]
[ [] ]
37h6yi
Will I still be able to taste if my tongue is numb?
askscience
http://www.reddit.com/r/askscience/comments/37h6yi/will_i_still_be_able_to_taste_if_my_tongue_is_numb/
{ "a_id": [ "crnm0da" ], "score": [ 2 ], "text": [ "Depending on what specifically is causing the numbness, there is a possibility you will still be able to taste. The tongue is innervated by a variety of cranial nerves. The anterior 2/3rds uses the facial nerve (CN VII) for taste while sensatio...
[]
[]
[ [] ]
48pumt
Did the people in the front lines of ancient armies basically know they are going to die?
I was watching a show which depicted two ancient armies charging at each other and it seemed to me that the chance of not dying when you are in the front most line is slim to none.
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/48pumt/did_the_people_in_the_front_lines_of_ancient/
{ "a_id": [ "d0lw93e", "d0lxkvh", "d0ly1na" ], "score": [ 3, 8, 35 ], "text": [ "Modern depictions of ancient battle are very seldom anywhere near reality. There was an article on here recently which I cannot find now but it talked about the impracticalities of conducting war in th...
[]
[]
[ [], [], [] ]
1jdjpm
the impeachment of bill clinton
I've never really understood how having an extramarital affair is a constitutional reason to impeach the President. Can someone clarify as to why Clinton was impeached?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1jdjpm/eli5_the_impeachment_of_bill_clinton/
{ "a_id": [ "cbdlf3u" ], "score": [ 3 ], "text": [ "First of all, I don't believe there needs to be any real reason to impeach the president. To remove from office it requires a serious offense, but he wasn't removed from office.\n\nThat being said the impeachment wasn't that he had an affair, it...
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[]
[ [] ]
18uidz
Overarching explanations of history
How do Historians view theories that attempt to explain all of history, for example Marx's theory of Dialectical Materialism. Do any historians subscribe to such theories? Do you find some true? Ridiculous? Please share, I'm interested to hear.
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/18uidz/overarching_explanations_of_history/
{ "a_id": [ "c8i3x0t", "c8iebm7" ], "score": [ 7, 2 ], "text": [ " > How do Historians view theories that attempt to explain all of history\n\nHistorians are a varied bunch of people, but I'm studying history in the Netherlands and most professors seem to oppose these overarching explanati...
[]
[]
[ [ "http://utopiaordystopia.files.wordpress.com/2013/01/ian-morris-great-divergence-graph.png?w=448&h=329", "http://www.reddit.com/r/PhilosophyofScience/comments/1670zk/what_do_you_think_about_the_technological/", "http://www.paulchefurka.ca/World%20Population.JPG", "http://en.wikipedia.org/wiki/...
75j2vb
How and why were the Mamluks ruled by Circassians from the late 14th until the early 16th century?
During the 14th, 15th and the early 16th century the Mamluks were ruled by Circassians, an ethnic group from the northwestern Caucasus. See [this Wikipedia](_URL_0_) page, which doesn't really go into depth. How did this came to be? Was this normal? How was this looked upon by the local elite and the general populat...
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/75j2vb/how_and_why_were_the_mamluks_ruled_by_circassians/
{ "a_id": [ "do7dovw" ], "score": [ 6 ], "text": [ "The Mamluks were a class of non-Muslim boys who were taken at a young age and raised as Muslim warriors. Many of these solders excelled as administrators and soon enough grew to the status of governors and such. But as time went on the influence ...
[]
[ "https://en.wikipedia.org/wiki/Burji_dynasty" ]
[ [ "https://en.wikipedia.org/wiki/Ayyubid_dynasty#Fall", "https://en.wikipedia.org/wiki/Mamluk_Sultanate_(Cairo)" ] ]
yr4r2
Probably simple/stupid: Does my behavior affect the genes I pass on?
Say somebody is a really skinny person, his parents are too. Then he starts to bulk up, would that in any way affect his children in terms of muscle size etc? There is probably not one gene for that, but I was just wondering why there are these distinct differences in size of people. You get a certain range of skinny,...
askscience
http://www.reddit.com/r/askscience/comments/yr4r2/probably_simplestupid_does_my_behavior_affect_the/
{ "a_id": [ "c5y2kz9", "c5y2phl", "c5y3agj", "c5y41fe", "c5y4khh", "c5y4z7c" ], "score": [ 2, 19, 4, 4, 3, 2 ], "text": [ "I found this [video](_URL_0_) super helpful.", "Well, yes, no, and maybe.\n\nOnce this gets closer to the front page someone can pr...
[]
[]
[ [ "http://www.youtube.com/watch?v=kp1bZEUgqVI&feature=plcp" ], [], [ "http://simple.wikipedia.org/wiki/Evolution" ], [ "http://en.wikipedia.org/wiki/Lamarckism", "http://www.biomedcentral.com/1741-7015/8/88/" ], [], [ "http://chd.ucsd.edu/_files/winter2009/Morgan.08.pdf", ...
3ucsrq
why south american countries are not and don't want to get involved in world politics?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ucsrq/eli5why_south_american_countries_are_not_and_dont/
{ "a_id": [ "cxdr4sd" ], "score": [ 3 ], "text": [ "Some South American countries are very involved in world politics. Brazil for example is a pretty big player, and Venezuela is heavily involved, if not particularly influential, in global politics.\n\nSome of the smaller countries though have mad...
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[]
[ [] ]
3dohqj
what is the difference between renting to own a home and purchasing a home, and what are the requirements for home-buying?
Please... ELI5: what is the difference between renting to own a home and purchasing a home, and what are the requirements for home-buying?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3dohqj/eli5_what_is_the_difference_between_renting_to/
{ "a_id": [ "ct755tr", "ct75jc3" ], "score": [ 3, 3 ], "text": [ "rent-to-own is an agreement between you and the real owner to transfer ownership after certain criteria are met.\n\nIf you get a mortgage from the bank, your home is yours (but it is also collateral for the home loan).", ...
[]
[]
[ [], [] ]
80zhf5
how does gas compression work? highschool chemistry taught me that various states of matter are the same thing just molecularly tighter. why is a compressed gas not just liquid?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/80zhf5/eli5_how_does_gas_compression_work_highschool/
{ "a_id": [ "duzat17", "duzawua", "duzb4mg" ], "score": [ 6, 7, 3 ], "text": [ "Only because it has not been compressed *enough* or is too hot. Keep compressing and cooling it, you get liquid.", "Super compressed gas *does* become a liquid for most gasses (though I think a few ...
[]
[]
[ [], [], [] ]
1jml43
What was porn like in the 1960's?
I'm trying to write a story set in the sixties and I want the main character to look at porn. What kind of porn was available in the 1960's? I know that the VHS wasn't invented yet. So what kind of porn did people look at?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1jml43/what_was_porn_like_in_the_1960s/
{ "a_id": [ "cbg6e2m", "cbg6tlq", "cbg9az4" ], "score": [ 7, 3, 2 ], "text": [ "An interesting read on the subject is the article *An Empire of the Obscene* in journalist Eric Schlosser's 2003 book *Reefer Madness*. It focuses on the career of Reuben Sturman, who was the biggest di...
[]
[]
[ [ "http://www.amazon.com/Reefer-Madness-Drugs-American-Market/dp/0618446702/ref=sr_1_5?ie=UTF8&qid=1375543498&sr=8-5&keywords=eric+schlosser" ], [ "http://en.wikipedia.org/wiki/Roth_v._United_States", "http://www.youtube.com/watch?v=iaHDBL7dVgs" ], [] ]
3k73vd
is it still solicitation for sex if i ask a hooker to make me a sandwich for what ever she charges then we both consent to have sex afterwards?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3k73vd/eli5is_it_still_solicitation_for_sex_if_i_ask_a/
{ "a_id": [ "cuvb31e", "cuvb9n9" ], "score": [ 13, 4 ], "text": [ "I am fairly sure this is how a lot of escort services work without getting into too much trouble. You pay for the \"date\" and if sex happens, well that's between two consenting adults!\n\nI think you may need an actual law...
[]
[]
[ [], [] ]
6zmosr
how hushing came to be the sound we use when we want people to be quiet.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6zmosr/eli5_how_hushing_came_to_be_the_sound_we_use_when/
{ "a_id": [ "dmwehl1", "dmwmd14", "dmwmpo7", "dmwmrb3", "dmwne1r", "dmwnrf8", "dmwohhw", "dmwp8es", "dmwpaw3", "dmwpyyv", "dmwq8ab" ], "score": [ 599, 8, 6, 193, 8, 22, 37, 3, 68, 8, 22 ], "text": [ "I always wondered ...
[]
[]
[ [], [], [], [], [], [], [], [], [], [], [] ]
42zrka
Why is Methionine commonly found first to begin protein coding regions?
What makes Methionine so special? I can only assume it has to do with the sulfur, but I'm unsure about the details. Is it correct to say that the sulfur in Met is necessary to produce SAM which in turn is necessary for protein elongation/synthesis whereas Met by itself isn't sufficient? I read that replacing Methi...
askscience
https://www.reddit.com/r/askscience/comments/42zrka/why_is_methionine_commonly_found_first_to_begin/
{ "a_id": [ "czeuvmx" ], "score": [ 2 ], "text": [ "The initiator tRNA appears to be one that is uniquely capable of a few things. One is that it can bind directly to the P site of a ribosome (the P site is the second of three chambers within a ribosome. Normally tRNA must first enter at the A sit...
[]
[]
[ [ "http://www.ncbi.nlm.nih.gov/pubmed/?term=19925799" ] ]
247u9l
How were Jewish released from concentration camps received in their communities after the Holocaust? Did they return to their homes and jobs? What was their reception?
My grandparents lived in Hungary in WWII and when they were married, they were assigned a home by the State that formerly belonged to a Jewish family that had been sent off to a camp. While my grandparents weren't told this, they very quickly and easily figured it out as the home was furnished with belongings from this...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/247u9l/how_were_jewish_released_from_concentration_camps/
{ "a_id": [ "ch4mikq", "ch4wmqr", "ch5ubud" ], "score": [ 10, 2, 5 ], "text": [ "In Canada, Jewish survivors who immigrated from Europe after the Holocaust were often received cooly - even among the pre-existing Canadian Jewish community. Franklin Bialystok describes this process i...
[]
[]
[ [], [], [ "http://en.wikipedia.org/wiki/Kielce_pogrom" ] ]
c4930i
Are there any animals that migrate towards colder climate during winter ?
askscience
https://www.reddit.com/r/askscience/comments/c4930i/are_there_any_animals_that_migrate_towards_colder/
{ "a_id": [ "erwvlcz" ], "score": [ 3 ], "text": [ "Not that I know of, no. In the event of winter, the most northern animals are observed to begin migrating south first, relative to more southern animals. Animals are motivated to migrate due to a variety of reasons such as spawning or seasonal gr...
[]
[]
[ [] ]
2z8tbr
why isn't the universe filled with light... or is it?
So let's say a star is 10 light years away. Light is escaping the surface and traveling through space until it hits your eyes, where you see it as a tiny little dot in space. While looking at the star, you move a few feet to the right or left. You still see the same star. You move up or down, you still see the same sta...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2z8tbr/eli5_why_isnt_the_universe_filled_with_light_or/
{ "a_id": [ "cpgoe2i", "cpgof5a", "cpgolcp", "cpguk67" ], "score": [ 2, 9, 29, 5 ], "text": [ "Since the universe only began a finite amount of time ago, not all the light from all stars has had enough time to reach us. And, given the expansion of the universe, some of that...
[]
[]
[ [], [], [ "http://en.wikipedia.org/wiki/Olbers'_paradox", "http://en.wikipedia.org/wiki/Cosmic_microwave_background" ], [] ]
5l9d6y
aren't "gambler's fallacy" and "the rule of averages" at odds with each other?
Aren't they talking about the same thing? So why do they contradict each other?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5l9d6y/eli5_arent_gamblers_fallacy_and_the_rule_of/
{ "a_id": [ "dbtxl9m", "dbtyie3", "dbtzbch", "dbu2vgz" ], "score": [ 2, 8, 3, 2 ], "text": [ "In the short term, yes. But you're making a mistake if you apply law of average in the short term. Eg, if you flip a coin 5 times and get all heads and assume that will average out...
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[]
[ [], [], [], [] ]
4sep9r
Why does social interaction make me (introverts) tired?
Wasn't sure if this was human body or Psychology, so I apologize if this is miscategorized... After I go to big social events or parties, I manage fine, but later I feel really worn out. I usually need some time to myself to recover, and after taking a few personality tests I have found that this is actually a pret...
askscience
https://www.reddit.com/r/askscience/comments/4sep9r/why_does_social_interaction_make_me_introverts/
{ "a_id": [ "d58s57m", "d5g9o41" ], "score": [ 5, 2 ], "text": [ "There actually is a psychological difference in introverts' and extroverts' brain sensitivity to external stimuli. \n\nExtroverts are less sensitive to arousing environments than introverts are so being in a stimulating envi...
[]
[]
[ [], [ "http://onlinelibrary.wiley.com/doi/10.1111/jopy.12264/abstract" ] ]
64mt9r
When you heat an unstable isotope, does it decrease its half-life time and does the opposite happen when you cool it?
askscience
https://www.reddit.com/r/askscience/comments/64mt9r/when_you_heat_an_unstable_isotope_does_it/
{ "a_id": [ "dg3ehuo", "dg3xxoj" ], "score": [ 27, 4 ], "text": [ "Heating and cooling doesn't really affect the nucleus, unless you get to temperatures comparable with the typical excitation energies of nuclei (on the order of MeV, corresponding to temperatures on the order of 10^(10) Kel...
[]
[]
[ [], [] ]
2n4dop
what causes the giant noise that airplanes make when going over you?
Why the hell are they so loud? Is it their turbines that make the noise or is it the air pressure?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2n4dop/eli5_what_causes_the_giant_noise_that_airplanes/
{ "a_id": [ "cma72sr" ], "score": [ 4 ], "text": [ "It takes very powerful engines to lift and propel tons of metal and people and luggage through open air. Powerful engines tend to be loud, and this is why most people prefer not to live near a major airport." ] }
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[ [] ]
4vhnc9
why do we bother with antihistamines that make us drowsy when non-drowsy ones exist?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4vhnc9/eli5_why_do_we_bother_with_antihistamines_that/
{ "a_id": [ "d5yfoma", "d5yg08w", "d5ygst6", "d5yi7ql", "d5yiuki", "d5yj5v0", "d5yjd82", "d5ykr61" ], "score": [ 31, 2, 3, 3, 14, 3, 4, 2 ], "text": [ "Newer antihistamines tend to cause less drowsiness than older ones, though drowsiness is n...
[]
[]
[ [], [], [], [], [], [], [], [] ]
20o1sm
Clarification on Native American tribal distinctions
I have been doing research specifically relating to Sitting Bull and his tribe's stay in Canada, and I have been having trouble wrapping my head around all the different names used. They are all Sioux, and they are all Lakota. They are also called Tetons, and Hunkpapa. I'm asking for some clarification on what the dist...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/20o1sm/clarification_on_native_american_tribal/
{ "a_id": [ "cg55lpa", "cg59ofo" ], "score": [ 2, 8 ], "text": [ "I suggest you try /r/AskAnthropology. You might actually get a response from someone with direct experience with the Sioux.", "For the benefit of those who don't check /r/AskAnthropology, I'll post my answer here as well...
[]
[]
[ [], [] ]
chibyp
how do both eyes move in the exact same way? and why does it cause strain when they don’t (e.g crossing your eyes for too long)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/chibyp/eli5_how_do_both_eyes_move_in_the_exact_same_way/
{ "a_id": [ "eutihi7", "eutimz2" ], "score": [ 4, 3 ], "text": [ "When the nerve going to one eye is stimulated, somewhere along the way that same nerve stimulates the nerve of the opposite eye. So essentially both nerves for each eye are stimulated at the same time when your brain decides...
[]
[]
[ [], [] ]
2dh1f0
why do some spam email subjects look so obviously fake?
P-H..A_R-M..A-C-E_U-T..I-C-A-L_S --N_O-W!!! Do they actually believe people will click that? What happens if people DO click it?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2dh1f0/eli5why_do_some_spam_email_subjects_look_so/
{ "a_id": [ "cjpejwv", "cjpeku1", "cjper14" ], "score": [ 7, 3, 4 ], "text": [ "For efficiency. To weed out all the smart people that won't fall for the scam so that personnel efforts are only spent on the few that are likely to fall for it.", "It looks so obviously fake that...
[]
[]
[ [], [], [] ]
d19gir
how can a musician be sure that what he wrote is not similar to something that already exists?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/d19gir/eli5_how_can_a_musician_be_sure_that_what_he/
{ "a_id": [ "ezj8keb", "ezjha6k", "ezjhk1l", "ezjj9rm", "ezjnjkf", "ezjq8pe", "ezjqsrw", "ezjr3fg", "ezjrpzm", "ezjvre5", "ezjwlri", "ezjx53y", "ezjy38i", "ezjytqk", "ezjz6vb", "ezjzio1", "ezjzmrp", "ezjzvm8", "ezk07c9", "ezk0elf", "e...
[]
[]
[ [], [], [], [], [ "http://www.spiderrobinson.com/melancholyelephants.html" ], [], [], [], [], [], [ "https://www.youtube.com/watch?v=JdxkVQy7QLM", "https://www.youtube.com/watch?v=Nr4KbSU_UZw" ], [], [], [], [], [], [], [], [ "https://www.buzzfeed.com/alanwhit...
1siu10
why is flashing headlights to warn others on the road about a speed trap illegal?
Is there any other reason besides it hurts "profits"? I've heard of the argument that it's for children's safety to not defer a vehicle with an abducted child from passing the cop. But to me that argument seemed a bit too outrageous. Edit: _URL_0_ Here's a link. Apparently it can get you a ticket.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1siu10/why_is_flashing_headlights_to_warn_others_on_the/
{ "a_id": [ "cdy0i0z", "cdy1mja", "cdy1qjd", "cdy1vz5", "cdy1w42", "cdy1y17", "cdy264t", "cdy3cyb", "cdy3ivc", "cdy4eo0", "cdy4vrw", "cdy503q", "cdy6dfm", "cdy7gpk", "cdy96d2", "cdyan8w", "cdyf3sy" ], "score": [ 28, 7, 5, 15, ...
[]
[ "http://thelaw.tv/news/2013/01/15/is-it-legal-to-flash-your-headlights-to-warn-drivers-of-speed-traps/" ]
[ [], [], [], [], [], [], [], [], [], [], [ "http://en.wikipedia.org/wiki/Headlight_flashing" ], [], [], [], [ "http://jonathanturley.org/2012/05/23/florida-court-rules-that-flashing-lights-to-warn-other-drivers-of-speed-trap-is-protected-speech/" ], [], [ "http://en.wi...
1ivnz4
If hieroglyphics were split into word-symbols and sound-symbols, and each word-symbol was NOT composed of sound-symbols, how did people know how to pronounce them?
Sorry if the title was confusing its hard to put across what I mean by it, but here's an example. For example suppose I have a hieroglyphic style language, where there is a word-symbol representing the object 'Bird', pronounced: *ber-duh*. But I also have the two sound symbols *ber* and *duh*. How would people know t...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1ivnz4/if_hieroglyphics_were_split_into_wordsymbols_and/
{ "a_id": [ "cb8ifkf", "cb8uu0o" ], "score": [ 4, 2 ], "text": [ "First off, it's important to distinguish partial writing from true writing. Partial writing is things like pictographs, where an abstract representation is supposed to serve as a reminder for what's there, rather than an act...
[]
[]
[ [ "http://www.nps.gov/havo/historyculture/puuloa.htm", "http://en.wikipedia.org/wiki/File:Vienna_convention_sign_B1.svg", "http://en.wiktionary.org/wiki/File:%E7%8A%AC-oracle.svg" ], [] ]
1j31id
why can't i see millions of stars from the airplane window?
There isn't a ton of light pollution up at 30,000 feet. Why can I only see a couple stars when I'm flying? Edit: On a night flight, I mean.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1j31id/eli5_why_cant_i_see_millions_of_stars_from_the/
{ "a_id": [ "cbal9vt", "cbalb17", "cbant82", "cbanzvy" ], "score": [ 4, 10, 2, 5 ], "text": [ "Well to be honest, During the daytime the sun provides plenty of light pollution.\n\nduring the night you should see more stars from that altitude then from the ground.\n\nOf cour...
[]
[]
[ [], [], [ "http://zebu.uoregon.edu/1996/ph123/images/redshift1.gif" ], [ "http://www.youtube.com/watch?v=2XY5ExzlIOY" ] ]
9nk9c2
how do you know when someone is gaslighting vs. when the person is just stupid/has a selective memory?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9nk9c2/eli5_how_do_you_know_when_someone_is_gaslighting/
{ "a_id": [ "e7mv96j", "e7mzoi8", "e7n1m4z" ], "score": [ 7, 5, 2 ], "text": [ "This is basically asking how you know when someone is doing something wrong maliciously and purposefully vs. accidentally and innocently. The truth of the matter exists only within their own mind, which...
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[]
[ [], [], [] ]
463jfb
How does our body tolerance to a certain compounds work?
More precisely, I would like to know why paracetamol is not bound to tolerance, while caffeine is. How and why does our body adapt to these things? Or does not adapt. I was looking for this information on the worldwide intranet but could not find a proper answer... maybe reddit will help me :) [This post's answer wa...
askscience
https://www.reddit.com/r/askscience/comments/463jfb/how_does_our_body_tolerance_to_a_certain/
{ "a_id": [ "d02hlps" ], "score": [ 8 ], "text": [ "(Nearly?) All drugs work by interacting with receptors. This is almost a truism, in the sense that a pharmacologist (one who studies the behaviour of drugs) calls anywhere a drug binds it's receptor, though in general, these binding sites are on ...
[]
[ "https://www.reddit.com/r/askscience/comments/2u7m97/why_can_humans_build_up_a_tolerance_to_certain/" ]
[ [] ]
5xkpn9
why do people not realize how dependent their life is on oil?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5xkpn9/eli5why_do_people_not_realize_how_dependent_their/
{ "a_id": [ "deit61d", "deitini", "deitjbm", "deitmou", "deiu30x", "deiujt7" ], "score": [ 6, 7, 2, 2, 4, 2 ], "text": [ "People don't consider things like plastics and rubber. Or how we use oil in so many more ways than just vehicles. ", "Many people k...
[]
[]
[ [], [], [], [], [], [] ]
f6c2dc
how come an alarm wont wake me up, but someone walking around outside my room will?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/f6c2dc/eli5_how_come_an_alarm_wont_wake_me_up_but/
{ "a_id": [ "fi3r5js", "fi3rgka" ], "score": [ 2, 2 ], "text": [ "To me it’s familiarity. I get accustomed to the sound of the alarm so I tune it out. Someone walking however is not familiar so it wakes me up. For that reason I change the tune on my alarm about once a week", "An evol...
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[]
[ [], [] ]
309py4
what's the difference between 'ebitda' and just 'profit' that a business makes?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/309py4/eli5_whats_the_difference_between_ebitda_and_just/
{ "a_id": [ "cpqdu5v", "cpqecpk" ], "score": [ 3, 3 ], "text": [ "EBITDA is earnings before income tax depreciation and amortization. Basically the difference is EBITDA doesn't take into consideration what happened in the past. It looks at how you would have done this year if you didn't ...
[]
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[ [], [] ]
zejsh
How "much" red, green, and blue light are there in sunlight?
I know each color has their frequencies but I also know there's a lot more "orange" frequency light in sunlight than other colors. So how much does Red, green and blue are there in the sunlight? (in percentages). I have been looking around for it, can't find it =(
askscience
http://www.reddit.com/r/askscience/comments/zejsh/how_much_red_green_and_blue_light_are_there_in/
{ "a_id": [ "c63vntf" ], "score": [ 4 ], "text": [ "[Here you go](_URL_0_)" ] }
[]
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[ [ "http://upload.wikimedia.org/wikipedia/commons/4/4c/Solar_Spectrum.png" ] ]
24h319
I think I figured out how to send information faster than the speed of light using the Quantum Eraser experiment, can someone please debunk me?
askscience
http://www.reddit.com/r/askscience/comments/24h319/i_think_i_figured_out_how_to_send_information/
{ "a_id": [ "ch760rw", "ch761ju", "ch768kw", "ch773ue", "ch77upa", "ch789s8", "ch78fip", "ch79cr8", "ch7cyt2" ], "score": [ 333, 50, 26, 16, 2, 6, 3, 2, 2 ], "text": [ "If you take a look at the [interference patterns you would get](_...
[]
[]
[ [ "http://en.wikipedia.org/wiki/Delayed_choice_quantum_eraser" ], [], [], [], [], [ "http://youtu.be/hSRTvKgAs9c?t=14m9s" ], [], [], [] ]
2lkblf
why are all computers used by clerks in the service industry (retail, airline, car rental, etc.) extremely outdated?
It seems all the computers used by clerks in stores and airports are at least 15 years old, or is it just me? EDIT: Thanks for the explanation, guys! Everything in life all comes back to money.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2lkblf/eli5_why_are_all_computers_used_by_clerks_in_the/
{ "a_id": [ "clvkzyv" ], "score": [ 15 ], "text": [ "Because they work!\n\nIt's not worth the cost of updating something that works, if it's not going to actually allow the company to make more money.\n\nIn fact, in many cases, introducing new technology creates risks of things going wrong, so the...
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[ [] ]
9osli4
what prevents people from ripping cash and having the bank give them back a whole bill for the half?
I’m aware that if you have cash that has been damaged it can be turned in for a fresh or normal bill. I’m also aware that this normally takes place at a bank. Is there something that prevents a person from ripping one bill into two halves, and then taking each half to a bank at different times to receive two whole bill...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9osli4/eli5_what_prevents_people_from_ripping_cash_and/
{ "a_id": [ "e7weavw", "e7wej5g", "e7weoxr" ], "score": [ 7, 5, 3 ], "text": [ "Well the note has serial numbers and other identifying markers on it.\nThere's nothing stopping you except that you could be prosecuted for fraud.", "Most bills require certain portions of the bill ...
[]
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[ [], [], [] ]
cexz0k
How does a broken bone know how to exactly replicate how it was before it was broken? Position, thickness, ect?
askscience
https://www.reddit.com/r/askscience/comments/cexz0k/how_does_a_broken_bone_know_how_to_exactly/
{ "a_id": [ "eu6gxjm" ], "score": [ 29 ], "text": [ "They don't. Often bones will heal misaligned or improperly before they are properly medically treated and have to be re broken.\n\nThis is the function of a cast/sling. It immobilizes the damaged arm whilst maintaining it's correct position so w...
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[ [] ]
3c7go8
if annual inflation in the united states has averaged 3.3% over the past 100 years, how is it possible to have low prices today?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3c7go8/eli5_if_annual_inflation_in_the_united_states_has/
{ "a_id": [ "cssxm94", "cssy7wi" ], "score": [ 6, 2 ], "text": [ "First of all, this may only makes a tiny difference in the answer, but until 1857 there was a [half penny](_URL_0_) coin.\n\nHave you ever been to a Farmer's market? While there are exceptions, most of the merchant at my loc...
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[ [ "https://en.wikipedia.org/wiki/Half_cent_(United_States_coin)" ], [] ]
1s8s9g
If we lived in a colony on one of Jupiter's moon, how big would Jupiter appear in our sky?
askscience
http://www.reddit.com/r/askscience/comments/1s8s9g/if_we_lived_in_a_colony_on_one_of_jupiters_moon/
{ "a_id": [ "cdv2jdh", "cdv4n2f", "cdv5gra", "cdv5ser", "cdv67h5", "cdv6l5x", "cdv6s3n", "cdv8kdh", "cdva057", "cdvfd5r", "cdvfulx" ], "score": [ 899, 37, 567, 13, 8, 34, 166, 7, 2, 6, 22 ], "text": [ "If we lived on G...
[]
[]
[ [], [], [ "http://imgur.com/SNPqjhC", "http://imgur.com/E2JFLJu", "http://imgur.com/ew5RYcb" ], [], [ "http://en.wikipedia.org/wiki/File:Jupiter_moons_anim.gif", "http://en.wikipedia.org/wiki/File:Galileans.PNG", "http://en.wikipedia.org/wiki/Moon_illusion" ], [], [ "http...
2paoyg
Why has Fidel Castro's Cuba prevailed as a communist state for so long?
All the governments of Cuba seem to be corrupt or dictatorships, even while the U.S. government set up the small island state for success after they helped overthrow Spanish rule in the late 1800's. What kind of governments had been in control of the country after the revolution after the fight for independence, and ...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/2paoyg/why_has_fidel_castros_cuba_prevailed_as_a/
{ "a_id": [ "cmvf66n" ], "score": [ 4 ], "text": [ "One that has tried have a certain level of success to keep the social contract that communist states work on, that of we will ensure your standards of living does not decrease as long as you do not question the state. The failure of this contract...
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[ [] ]
2q3x9w
how is it possible for the hadron collider to reach a temperature of close to 1 trillion degrees without burning a hole through our planet?
Just saw the TIL about this and have no idea what it means
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2q3x9w/eli5_how_is_it_possible_for_the_hadron_collider/
{ "a_id": [ "cn2libn", "cn2lk4l", "cn2m8z0" ], "score": [ 24, 2, 2 ], "text": [ "Well the particles that reach that temperature are extraordinarily small, and only exist for the tiniest fraction of a second. Not only that there are extremely strong magnetic fields set up within the...
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[ [], [], [] ]
4foxp7
Was there a unifying way to specify years or days in the contemporary ancient world? Did people in ancient Greece, Persia, Egypt and Mesopotamia (for example) have a singular calendar they used so they could agree on dates?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/4foxp7/was_there_a_unifying_way_to_specify_years_or_days/
{ "a_id": [ "d2az95i" ], "score": [ 2 ], "text": [ "Well, I'm not entirely certain if you're asking whether they could agree on these things between civilizations, so that the Egyptians and Mesopotamians (for instance) could agree on what year it was, or whether within any of these cultural groups...
[]
[]
[ [ "http://etcsl.orinst.ox.ac.uk/section2/tr211.htm", "http://cdli.ucla.edu/tools/yearnames/HTML/T6K2.htm" ] ]
1ujrgw
why do we like the taste of cola so much?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1ujrgw/eli5why_do_we_like_the_taste_of_cola_so_much/
{ "a_id": [ "ceirx4z", "ceiry8w", "ceiwpm8" ], "score": [ 3, 2, 4 ], "text": [ "Sugar sugar sugar. It's like candy without the hassle of chewing. \n ", "Because of Sugar.\n\nOur bodies have evolved to be VERY attracted to sugar, because it is very high in calories and when you'...
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[]
[ [], [], [] ]
3r053c
I'm very interested in early Canada (and North America), including mythology. Any recommendations?
Interested in early Canada. I'd love information on what life was like for settlers, information about Canada (it's very hard to find any good maps of settlements/towns in Upper and Lower Canada), as well as Aboriginals. I also have an interest in Aboriginal and Settler mythology.
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/3r053c/im_very_interested_in_early_canada_and_north/
{ "a_id": [ "cwjrdjz" ], "score": [ 2 ], "text": [ "Due to their prolonged exposure as equals, the Mi'kmaq of Eastern Canada also have an interesting history (Chief Membertou) and mythology (Glooscap).\n\nI am a fan the Mi'kmaq story of creating the Moose and Beaver. Initially both were too large ...
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[ [] ]
52wsh7
why do people still die of lack of food & water? are there not the super rich and down to 1st world folks who even throw away tons of food? no way to solve it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/52wsh7/eli5_why_do_people_still_die_of_lack_of_food/
{ "a_id": [ "d7nxe3z", "d7nxesi" ], "score": [ 2, 4 ], "text": [ "Famine is not a function of lack of food in general, it's a political and logistic issue caused by food not getting to the right places.", "One major issue is logistics.\n\nSure, rich people might be throwing away plenty...
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[ [], [] ]
3wc4rz
How are anti-cancer/life saving drugs tested?
In most drug trials there is control groups that take placebos to test for relative effectiveness. In the case of cancer though there is potential that the ones taking the placebo will die as a result of not taking medication. Is that just an assumed risk of the people in the trial? (This topic was in an episode of Fa...
askscience
https://www.reddit.com/r/askscience/comments/3wc4rz/how_are_anticancerlife_saving_drugs_tested/
{ "a_id": [ "cxw2qca", "cxw88dl" ], "score": [ 3, 2 ], "text": [ "This website answers your question about the use of placebo: _URL_0_\n\nIn short, placebo trials are use sparingly and must not cause undue risk of death to the patient taking the placebo. For example, if an effective treatm...
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[ [ "http://www.cancer.net/navigating-cancer-care/how-cancer-treated/clinical-trials/placebos-cancer-clinical-trials" ], [] ]
85zeba
Where did the Sumerians "come from"?
[deleted]
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/85zeba/where_did_the_sumerians_come_from/
{ "a_id": [ "dw1d123" ], "score": [ 11 ], "text": [ "The Sumerians didn't come from elsewhere, nor did they go anywhere. They were the native inhabitants of lower Mesopotamia, and that's where their descendants remained long after Sumerian died out as a spoken language. I wrote more about this in ...
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[ [ "https://www.reddit.com/r/AskHistorians/comments/6lr23f/mesopotamians_and_sumerians/djw0rbs/", "https://www.reddit.com/r/AskHistorians/comments/6nugra/what_are_the_assyrians_and_the_babylonians/dkcdpqh/", "https://www.reddit.com/r/AskHistorians/wiki/books/middleeast#wiki_sumer" ] ]
7i0g1x
How were the properties of yeast discovered?
Specifically, for its use in bread. It seems so strange that someone would ever think "I am going to take all this yeast and throw it in my bread before I bake it."
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/7i0g1x/how_were_the_properties_of_yeast_discovered/
{ "a_id": [ "dqw1bzc" ], "score": [ 2 ], "text": [ "So, I took a medieval bread class once upon a time. There's a couple of things going on here. To understand yeast bread, you have to go back to beer. Beer was kinda and accident, and from my limited understanding can cultivate wild yeasts for fer...
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[ [] ]
6cwn79
during ww2 how was post made possible between the uk and germany?
I'm currently watching a history documentary on spies during WW2. One of the spies called Bronx was a double agent pretending to be spying for the nazis in the UK, she sent letters from the UK to her German superiors, some of these letters were sent briefly before D-Day. How was it possible that post was able to be d...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6cwn79/eli5_during_ww2_how_was_post_made_possible/
{ "a_id": [ "dhxyb6x" ], "score": [ 5 ], "text": [ "You go through a neutral 3rd country. \nFor Europe popular choices were Switzerland (usually involving the International Red Cross for sending mail to POWs and civilian internees) and Portugal (for everything else). \nThe British Mail service, ...
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[ [] ]
238qgb
how do clicky pens work, and what is the mechanism called?!
Pretty self explanatory, I was wondering why I don't know what the mechanism in a retractable pen is called. Do they sell "buttons" like that? What practical applications do they have?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/238qgb/eli5_how_do_clicky_pens_work_and_what_is_the/
{ "a_id": [ "cgulj8b" ], "score": [ 5 ], "text": [ "Here is a great animation: _URL_0_\nAs you can see from the animation, the inner surface of the pen is grooved. The button has a \"holder\", which holds the pen shaft in place and slides back and forth on the grooves. The shaft has a complementar...
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[ [ "http://www.youtube.com/watch?v=4Z6pvsxOGEc" ] ]
3ou04b
what is hawking's radiation, what exactly are these pairs of "virtual" particles? and how exactly are they formed?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ou04b/eli5what_is_hawkings_radiation_what_exactly_are/
{ "a_id": [ "cw0h78m" ], "score": [ 4 ], "text": [ "According to quantum mechanics, particle-antiparticle pairs can spontaneously come into existence. Since their combined energy is zero, the universe allows such particle pairs. Usually, they annihilate each other after a short time; however, if t...
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[]
[ [] ]
2by1op
What was the international view of the U.S. Civil Rights Movement as it was happening?
I'm sure there was a diversity of responses, but I'm curious if other nations had trouble understanding why it was even an issue.
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/2by1op/what_was_the_international_view_of_the_us_civil/
{ "a_id": [ "cja0qlq" ], "score": [ 27 ], "text": [ "BackStory (an awesome US history podcast) addressed this in their show about the Civil Rights Act of 1964. LBJ's work on the Civil Rights Act was very much shaped by the Cold War, as segregation was some seriously bad PR for the US, especially w...
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[ [ "http://backstoryradio.org/shows/legislation-impossible-2/" ] ]
3d18oc
how do my cats understand when i'm calling them?
My cats don't know their names but if I say nonsense words in a "calling voice" they come running. How do they understand they are being summoned?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3d18oc/eli5_how_do_my_cats_understand_when_im_calling/
{ "a_id": [ "ct0uzjc" ], "score": [ 4 ], "text": [ "Most cat owners put on a different voice than normal when calling their pets. \nThink about animals, they make different sounds based on the general point they're trying to put across. A cat for example makes different types of sounds depending o...
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[ [] ]
3s7nzx
do massive fires contribute to climate change like emissions and pollution?
With all the smoke coming from fires, is it as harmful as other sources of pollution?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3s7nzx/eli5_do_massive_fires_contribute_to_climate/
{ "a_id": [ "cwut6k5", "cwut8v9" ], "score": [ 3, 2 ], "text": [ "a small percentage of overall pollution, but it is only a very small fraction of the overall scale of pollution. In contrast Human pollution is much much larger. \n\nEDIT: This guy below sounds smarter than me, listen to hi...
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[ [], [] ]
4a2wst
Was wondering what parts of an autistic brain develop slower than others, and at what rate?
All I could find remotely connected was a news article about how audiotory processes were found to be one of the slower ones, but not by how much
askscience
https://www.reddit.com/r/askscience/comments/4a2wst/was_wondering_what_parts_of_an_autistic_brain/
{ "a_id": [ "d0xii24" ], "score": [ 3 ], "text": [ "I don't think it's been figured out completely yet, but one of the most popular theories is improper development of the [amygdala](_URL_0_) in autistic people. This theory explains only *some* of the observations of autism. For example, avoiding ...
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[]
[ [ "http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3874476/" ] ]
44r5oh
Did Russia impose grammatical changes on East Germans?
I was learning about prepositions in my German class the other day, and it pointed out that you use two different prepositions for "enclosed places" like a bank, and "public places" like a post office. My question is did the communist government of East Germany try to force grammar changes based on political beliefs?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/44r5oh/did_russia_impose_grammatical_changes_on_east/
{ "a_id": [ "czsazc1" ], "score": [ 10 ], "text": [ "There really was not that much of an imposed change on the German language in the GDR. Most of the differences between the two Germanies were lexical. Some of this was partly the fault of division. For example, in the GDR *Kaufhalle*/*Konsum* w...
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[]
[ [ "https://www.youtube.com/watch?v=BKOPlKwaJH0", "http://www.dw.com/en/the-du-sie-dilemma-in-german/a-16494631", "https://www.youtube.com/watch?v=WhBnMEPTU80", "https://de.wikipedia.org/wiki/Sprachgebrauch_in_der_DDR#Liste_DDR-typischer_W.C3.B6rter_und_Neusch.C3.B6pfungen" ] ]
2ariw9
is it bad to sleep with wet hair? i been hearing from everyone that it is bad. if so why?
I am going to dry my hair and off to bed. Will check it tomorrow! :)
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2ariw9/eli5_is_it_bad_to_sleep_with_wet_hair_i_been/
{ "a_id": [ "ciy4qe8", "ciy83j7" ], "score": [ 5, 2 ], "text": [ "As someone who sleeps with wet hair almost every night and has been doing so for decades I can debunk this is a old wives tale. Wet hair does not make you prone to bacterial or fungal infection. Its just allowing your hair t...
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[ [], [] ]
2agn9t
do caterpillars turn into liquid and then reform into a butterfly in the cocoon? or do they keep some of the same parts?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2agn9t/eli5do_caterpillars_turn_into_liquid_and_then/
{ "a_id": [ "ciuw7f2" ], "score": [ 3 ], "text": [ "Here's an interesting podcast about that very thing:\n\n_URL_0_\n\nThe upshot is that yes, they turn into goo. But also, it's been proven that memories persist through the goo stage. So somehow, something carries through the chrysalis. It seems l...
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[ [ "http://www.radiolab.org/story/goo-and-you/" ] ]
dwui4w
Is the Battle of Midway movie historically accurate?
Just saw the movie Midway and loved it, but I’m wondering if it’s completely historically accurate.
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/dwui4w/is_the_battle_of_midway_movie_historically/
{ "a_id": [ "f7lj7y1" ], "score": [ 2 ], "text": [ "Hi there! More can always be said, but you might also be interested in this [megathread on the battle](_URL_0_). It's still somewhat active, so feel free to post follow up questions there." ] }
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[ [ "https://www.reddit.com/r/AskHistorians/comments/dvu77s/midway_megathread_the_battle_of_midway_and/" ] ]
23s0n7
Why was the Provisional Government of Russia in 1917 so short lived?
The provisional government was established march 14th 1917 and lasted almost 7 months before being overthrown by the bolsheviks,what mistakes did they make to cause to them to be so short lived?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/23s0n7/why_was_the_provisional_government_of_russia_in/
{ "a_id": [ "ch139hi" ], "score": [ 2 ], "text": [ "In the most simple terms, they didn't really do much. There was an insistence from the PG that people were going to have to wait for changes like constituent assemblies or land redistribution until after the war had ended. The original leader of ...
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[ [] ]
1zel0w
how can bad moonshine cause blindness?
I've heard that tainted moonshine can cause blindness and many people have died due to "moonshine intoxication"
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1zel0w/eli5_how_can_bad_moonshine_cause_blindness/
{ "a_id": [ "cfszcq8" ], "score": [ 3 ], "text": [ "\"Alcohol\" is a fairly broad family of chemicals. Some alcohols you are probably familiar with include isopropyl alcohol (i.e. rubbing alcohol) and ethyl alcohol (\"drinking alcohol\").\n\nWhen you are making moonshine you get a mixture of seve...
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[ [] ]
6wvjco
I heard that Nazi SS soldiers would have sex with deployed regular soldiers wives often and were ordered to, is that true?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/6wvjco/i_heard_that_nazi_ss_soldiers_would_have_sex_with/
{ "a_id": [ "dmblwcz" ], "score": [ 8 ], "text": [ "After the begin of the war, when the first casualties reports of the Poland campaign came in, Himmler issued an internal order to the SS and Police. (Although being an \"order\" it was more like a memo) The order explained that due the nature of ...
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[ [ "http://www.ubonse.de/ubonse.de/rtf/2008.12.9_himmler_fortpflanzungsbefehl.pdf", "http://www.ns-archiv.de/krieg/zukunft/himmler.php" ] ]
15di0s
did the Minoans speak an Indo-European language?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/15di0s/did_the_minoans_speak_an_indoeuropean_language/
{ "a_id": [ "c7li8ez" ], "score": [ 35 ], "text": [ "Normally, we would want to keep the issues of language and culture completely separate. But with Crete in this period, we are still struggling to find the linguistic and cultural connections of Crete to the rest of the Mediterranean.\n\nOne thin...
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[]
[ [] ]
32muhx
how are vpns legal with things like the patriot act in place?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/32muhx/eli5_how_are_vpns_legal_with_things_like_the/
{ "a_id": [ "cqco8lp", "cqcvar6" ], "score": [ 3, 2 ], "text": [ "VPNs are perfectly legal ways of segregating data from a public network. There is no law that says that using a VPN is illegal for general use.\n\nVirtual Private Networks are essentially small \"pocket internet\" sites, con...
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[ [], [] ]
8ri9yn
how does the ocean go through two tide cycles in a day, where the moon only passes 'overhead' once every 24 hours?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8ri9yn/eli5_how_does_the_ocean_go_through_two_tide/
{ "a_id": [ "e0rin1d", "e0rjwbc", "e0rk89h", "e0rp7jq", "e0rpi6a", "e0rpo2k", "e0rpzek", "e0rqm5x", "e0rqxhc", "e0rrbsl", "e0rtdko", "e0rua4e", "e0runsk", "e0rv58c", "e0rw9cw", "e0rzky3", "e0rzziw", "e0s1tkx", "e0s2c0h", "e0s79d4", "e...
[]
[]
[ [], [], [], [ "https://oceanservice.noaa.gov/education/kits/tides/tides07_cycles.html" ], [], [], [ "https://en.wikipedia.org/wiki/File%3AMerging_galaxies_NGC_4676_%28captured_by_the_Hubble_Space_Telescope%29.jpg" ], [], [], [ "https://en.wikipedia.org/wiki/Tide#/media/File%3ATide_...
140few
Why does the month precede the day in American calendar system and when did it originate?
For example, we would say that March 5, 2012 is 3/5/12, but in other countries they would write 5/3/12. Has this always been the case historically? Have other counties also done this at any time?
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/140few/why_does_the_month_precede_the_day_in_american/
{ "a_id": [ "c791pjd" ], "score": [ 8 ], "text": [ "Even historically Europeans used both, as did a lot of other people. [Records show that in Europe the y/m/d and m/d/y formats were both used](_URL_0_). And it differs - traditionally the Times in the UK have written it the American way, I think, ...
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[]
[ [ "http://medievalwriting.50megs.com/whyread/florilegium.htm" ] ]
1i489l
cookies...and that's not the kind you eat
Ohkay so I really have no clue what "Clear Cookies" on any computer mean...will anyone care to educate me? :D
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1i489l/eli5_cookiesand_thats_not_the_kind_you_eat/
{ "a_id": [ "cb0twwy" ], "score": [ 19 ], "text": [ "Billy, pretend you own a deli. You make some pretty sweet sandwiches and lots of people in town come to your place for lunch. Over time, there's a ton of people coming to your deli! So many that you can't even keep track of them any more. What a...
[]
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[ [ "facebook.com" ] ]
265sbw
: why is my computer downloading 36 mb/s, but my game is only downloading at a 4 mb/s speed ?
What is really happening ? Is there really 36 mb/s of information coming into my ethernet port, but only 4 mb/s is game data ? It was the only download running, nothing else was updating/downloading. EDIT : [Screenshot](_URL_0_)
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/265sbw/eli5_why_is_my_computer_downloading_36_mbs_but_my/
{ "a_id": [ "chnwr1c", "chnx81t", "chnxc83" ], "score": [ 7, 2, 4 ], "text": [ "Your computer is reporting the transmission speed in Mbps (megabits per second). Steam, or whatever you're using to download your game is reporting the transmission speed in MBps (megabytes per second)...
[]
[ "http://i.imgur.com/2dCErpt.png?1" ]
[ [], [], [] ]
5wjciu
how to work out percentages (help!)
i am trying to brush up on my maths prior to going back to school (adult school) however i am struggling learning percentages, in all the wonderful ways in comes in. I have books that are like "maths for dummies" and i still cant get my head round it and get it to sink in. could someone please help me
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5wjciu/eli5_how_to_work_out_percentages_help/
{ "a_id": [ "deaie2v", "deaocly" ], "score": [ 2, 2 ], "text": [ "What do you mean by work them out?\n\n Like if 68 people out of 212 tested positive, how to figure out what percent that is?", "All a percent is is just a number over 100 in a different form.\n\nFor example: 2/100 will b...
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[ [], [] ]
4fk4ov
how do animals actually get put down at the vet? what happens biologically?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4fk4ov/eli5_how_do_animals_actually_get_put_down_at_the/
{ "a_id": [ "d29hsu4", "d29hzfv", "d29pdvb" ], "score": [ 2, 7, 2 ], "text": [ "Yes the dosage matters. Dogs are bigger than cats. The Vet can choose a number of options, all of them are painless. An IV is started and an overdose of something is introduced into the bloodstream. The...
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[]
[ [], [ "http://www.petmd.com/blogs/fullyvetted/2008/september/killing-me-softly-chemical-drug-euthanasia-pets-101-5780" ], [] ]
e070z0
Before VHS, were people completely unaware of previous decades' movies?
E.G, Casablanca came out in 1942. Would it have been forgotten in 1952 or 1962? Or if somebody thought about it, would there be basically no way they could see it? Was there no concept of movies being classics in the same way as books?
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/e070z0/before_vhs_were_people_completely_unaware_of/
{ "a_id": [ "f8cqvaw", "f8crlv8" ], "score": [ 11, 57 ], "text": [ "More of course can be said, but /u/lord_mayor_of_reddit wrote [this answer](_URL_0_) which might be of interest for you.", "Certainly not. It was more common for theaters to play classic movies back then. Additionally,...
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[ [ "https://www.reddit.com/r/AskHistorians/comments/aab43h/in_the_early_era_of_film_before_television_and/ecrij69/" ], [] ]
3i0cbr
why dogs never seem to get dizzy?
Like for example, my dog can chase his tail for five minutes straight and be completely fine whereas I can barely spin in a circle for thirty seconds before falling on the floor and vomiting.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3i0cbr/eli5_why_dogs_never_seem_to_get_dizzy/
{ "a_id": [ "cuc7crt", "cuc7isx" ], "score": [ 2, 2 ], "text": [ "Maybe because your a pussy...but try spinning a dog in an office chair or something of that sort and you will see a dizzy dog.", "It's possible for dogs to get dizzy, but it's more common in older dogs. Both humans and d...
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[]
[ [], [] ]
1os6nq
How much did drinks at a saloon cost in the Old West?
In old westerns you see the customer order a whiskey or a beer, and slap a coin down on the bar. Oddly, no one ever seems to get change. I understand that there could be wide variations, so lets say Virgina City (Bonanza) late 1850's, and Dodge City (Gunsmoke) early 1870's. Any other info on drink prices in various t...
AskHistorians
http://www.reddit.com/r/AskHistorians/comments/1os6nq/how_much_did_drinks_at_a_saloon_cost_in_the_old/
{ "a_id": [ "ccv1voh", "ccvp229" ], "score": [ 71, 3 ], "text": [ "Most communities differentiated between one-bit and two-bit saloons. Really sleazy places would charge just a nickel for a beer, a whiskey, or a cigar, but they were relatively rare. Most saloons were one-bit places (with a...
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[]
[ [], [ "http://i.imgur.com/64QW6on.png" ] ]
equm1u
Is immunosuppression required in organ transplantation between monozygotic twins ?
askscience
https://www.reddit.com/r/askscience/comments/equm1u/is_immunosuppression_required_in_organ/
{ "a_id": [ "feyu74f", "fhuxl30" ], "score": [ 7, 2 ], "text": [ "In contrast to solid organ transplantation, in hematopoietic stem cell transplantation recipients receive immunosuppression for prevention or treatment of graft-versus-host disease (reverse rejection, if you will). [This](_U...
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[]
[ [ "http://www.haematologica.org/content/haematol/93/6/834.full.pdf" ], [ "https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6040249/", "https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2678894/" ] ]
ebf6r2
why does adding white vinegar to the laundry take care of bad smells and why don't laundry detergents already contain these properties?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/ebf6r2/eli5_why_does_adding_white_vinegar_to_the_laundry/
{ "a_id": [ "fb509sq", "fb52a0i", "fb52pqk", "fb56bew", "fb57nt6", "fb5850h", "fb59wfm", "fb5ae1n", "fb5ajom", "fb5d8gm", "fb5dk8e", "fb5dwpj", "fb5e5qr", "fb5eim1", "fb5esmz", "fb5h0ub", "fb5o00j", "fb5og91", "fb5pfiu", "fb5uinu", "f...
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[]
[ [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [ "https://cleanmychapelhillhouse.com/cleaning-myth-cleaning-with-vinegar/" ], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [] ]
o0zug
karat markings on gold
I know if gold is real you look for the karat markings on it, and for silver the sterling marking, etc. What keeps a counterfeiter from just punching a stamp on it when it is being made? They can't cost that much can they?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/o0zug/eli5_karat_markings_on_gold/
{ "a_id": [ "c3dihxa", "c3dipoy", "c3diysr", "c3dj94j" ], "score": [ 6, 3, 2, 2 ], "text": [ "There are other ways to test the purity, mostly used by jewelers. You can submerge the item to get a measure of its volume and compare to its weight, thus getting the density; gol...
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[ [], [], [], [] ]
m9lh4
Can faecal particles in bathroom spread bacteria and viruses?
I just recently finished a course on viruses and disease at university and was wondering if viruses spread be faecal oral route such as Hep A and E can be spread by faecal particles which are in the air of the bathroom after you flush the toilet?
askscience
http://www.reddit.com/r/askscience/comments/m9lh4/can_faecal_particles_in_bathroom_spread_bacteria/
{ "a_id": [ "c2z891v", "c2z891v" ], "score": [ 2, 2 ], "text": [ "hepatitis is not an airborne disease, but im assuming this means in typical scenarios, but in general, about 50%!! of fecal matter is bacteria, so you can get other infections from not wiping properly (ie. UTI), or not washi...
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[ [], [] ]
1r6q06
what is nash equilibrium?
Lets say this is the case for the prisoners dilemma/game theory: B Strategy | Left | Right | A .... Up....... | . (10),[20] .| .(15),8 . | Down | -10,7 | 10,[10] | Please ignore the dots. Would the Nash Equilibrium in this case be Up-Left? Is it ...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1r6q06/eli5_what_is_nash_equilibrium/
{ "a_id": [ "cdkaa9i" ], "score": [ 2 ], "text": [ "The Nash Equilibrium is a point where neither player can unilaterally improve their position by changing strategy (if their opponent stays the same). This is not the same as the best outcome.\n\nIn the prisoner's dilemma, both confess is the Nash...
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[ "http://i.imgur.com/QofhQ4U.png" ]
[ [] ]
1kcuhx
why is texting and driving not illegal?
Everyone knows it's dangerous, but everyone keeps doing it.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1kcuhx/eli5_why_is_texting_and_driving_not_illegal/
{ "a_id": [ "cbnmhdf", "cbnmhq6", "cbnmnq7", "cbnnfc8" ], "score": [ 7, 4, 2, 3 ], "text": [ "It's illegal in a huge number of jurisdictions already. Where do you live?", "it is in ontario, canada. you can get a ticket for even muting an incoming call. ", "I think ...
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[]
[ [], [], [], [ "http://www.ghsa.org/html/stateinfo/laws/cellphone_laws.html" ] ]
a10o4d
Why do we see hydrogen's spectral lines in absorption in the sun's spectrum?
Why are hydrogen's wavelengths missing from a star's spectra. Does it have something to do with the gas enveloping the sun?
askscience
https://www.reddit.com/r/askscience/comments/a10o4d/why_do_we_see_hydrogens_spectral_lines_in/
{ "a_id": [ "eam04tp" ], "score": [ 8 ], "text": [ "These light bands are missing because the light is passing through that gas, and that gas absorbs some colors of light.\n\nStars run on hydrogen, so there's lots of it around, at all levels, including between the bright photosphere and you. That ...
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2d89dz
why do women develop stretch marks on their breasts when gaining weight, but not when getting breast implants?
I have a friend who just had breast augmentation surgery, and her breasts are completely free of any stretch marks. She went about three sizes bigger than what they were before. However, I gain weight and immediately have stretch marks. Why is that?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2d89dz/eli5_why_do_women_develop_stretch_marks_on_their/
{ "a_id": [ "cjn2gey", "cjn2n85", "cjn2q2h", "cjn5h9f", "cjnciqs" ], "score": [ 7, 6, 30, 18, 2 ], "text": [ "i dont know if they do this for everyone, but i've seen cases where they install something to stretch out the skin weeks or months before the actual surgery...
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[ [], [], [], [], [] ]
1v54pk
Why doesn't dark matter give off blackbody radiation?
I asked a friend of mine who is a astrophysics grad student and he said that dark matter doesn't even give off thermal radiation. How could the laws of thermodynamics allow for a type of matter that doesn't give off blackbody radiation? Wouldn't that mean that it is at absolute zero? Even black holes have a temperature...
askscience
http://www.reddit.com/r/askscience/comments/1v54pk/why_doesnt_dark_matter_give_off_blackbody/
{ "a_id": [ "ceosi4y", "ceot8rm" ], "score": [ 12, 4 ], "text": [ "It is currently thought that dark matter does not interact through the electromagnetic force, and so cannot emit or absorb light in any form (which also makes it really rather hard to find), and instead only interacts via g...
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[]
[ [ "http://en.wikipedia.org/wiki/Weakly_interacting_massive_particle", "http://en.wikipedia.org/wiki/Neutrino" ], [] ]
1pqwm2
A perspective/scale question: In a hydrogen atom, if the proton was the size of a tennis ball, (say 6.5 cm), on average how far away from the proton would the electron be orbiting?
askscience
http://www.reddit.com/r/askscience/comments/1pqwm2/a_perspectivescale_question_in_a_hydrogen_atom_if/
{ "a_id": [ "cd52wvw" ], "score": [ 23 ], "text": [ "A hydrogen atom is 1.1 angstroms in diameter, a proton 1.7 x 10-5. so the atom is 64706 times bigger than the proton. That means your scaled up atom would be 4206 meters across, or about 2.1 km from center to \"orbit\"." ] }
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[ [] ]
devunx
how do scientists know what a person's face looks like when reconstructing it form a skull?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/devunx/eli5_how_do_scientists_know_what_a_persons_face/
{ "a_id": [ "f2zbzo1", "f2zcj38", "f2zfv75" ], "score": [ 7, 6, 2 ], "text": [ "Your skull helps define your facial structure. Then layer on things such a muscle, fat, et cetera as appropriate until it looks right. There's a level of guesswork associated with it, but it's still mor...
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[ [], [], [] ]
2hh8aj
How is CERN able to produce the highest man made temperature without completely destroying their collider?
CERN just created the highest man made temperature of about 5.5 trillion Kelvin. How can they create such high temperatures without completely destroying their equipment? [CERN Article](_URL_0_)
askscience
http://www.reddit.com/r/askscience/comments/2hh8aj/how_is_cern_able_to_produce_the_highest_man_made/
{ "a_id": [ "cksvb88", "cksvd0b", "cksvsy1" ], "score": [ 2, 8, 2 ], "text": [ "Basically, temperature is not the only thing that matters. If you slam a few protons together to make a soup of, e.g. 100, particles that together have a temperature of 5.5 trillion K, you still only ha...
[]
[ "http://www.themarysue.com/cern-hottest-manmade-temperature/" ]
[ [], [], [] ]
6ew8wq
how difficult would it be to intentionally build an immunity to a lethal poison, a la the princess bride?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6ew8wq/eli5_how_difficult_would_it_be_to_intentionally/
{ "a_id": [ "didicaw" ], "score": [ 4 ], "text": [ "There isn't a blanket answer to this. Some poisons you simply cannot develop an immunity to, and they will end you no matter how hard you try. If you were curious, the practice itself is named Mithridatism. " ] }
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[ [] ]
3m2oa1
how does the naming of marijuana strains work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3m2oa1/eli5_how_does_the_naming_of_marijuana_strains_work/
{ "a_id": [ "cvbei6k", "cvbeie7", "cvbf34f" ], "score": [ 2, 6, 2 ], "text": [ "You make a new strain and name it whatever you want. If you want your strain to be called Dildofuck Dogshit, that's what it is.", "somebody makes a strain...and then names it, hence the sometimes ra...
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[ [], [], [] ]
3i45rp
why does dinner usually cost so much more than other meals i.e: breakfast
I went to breakfast this morning and was $26 for 3 people. If I went to dinner with 3 people it would probably be around $40. Why is this?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3i45rp/eli5_why_does_dinner_usually_cost_so_much_more/
{ "a_id": [ "cud4wa8", "cud6gfd" ], "score": [ 3, 2 ], "text": [ "The general response is that patrons have a higher tolerance to paying more at dinner time. Culturally, dinner is often seen as the most important meal. Because of this, you can add in more expensive ingredients, different f...
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[ [], [] ]
6r8tj1
A question for historians about research and methods.
[deleted]
AskHistorians
https://www.reddit.com/r/AskHistorians/comments/6r8tj1/a_question_for_historians_about_research_and/
{ "a_id": [ "dl3gthi", "dl3ioan" ], "score": [ 2, 3 ], "text": [ "Try r/askacademia. \n\nIf you can, try to hunt down academic literature on this subject. Both Google Scholar and any local library will be helpful. Even better would be a university library. If I knew the specific field, I c...
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[ [], [] ]
6i2hf7
Why are certain elements more common in certain parts of the earth's crust?
Why do some places have lots of (eg.) tin, and other have almost none? Why isn't the earth all mixed together? Does it have something to do with element-rich asteroids glomping together when the earth was forming? Not the most interesting question, but I was thinking about it and I realized I wasn't that sure on why t...
askscience
https://www.reddit.com/r/askscience/comments/6i2hf7/why_are_certain_elements_more_common_in_certain/
{ "a_id": [ "dj3zvv5" ], "score": [ 10 ], "text": [ "Each element has a different \"geochemical affinity\" or flavor. We break them down into 4 groups: **atmophile** elements like to hang out in the gas phase so they're concentrated in our atmosphere (e.g., noble gases, N); **siderophile** element...
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[ [] ]
hpf5s
I have a question pertaining to dental hygiene.
This will probably be gross, but I don't always brush my teeth. Like 2 or 3 times a week, even less in the past. I'm just awful about remembering to do it. Anyway when I had braces I really rarely brushed my teeth, but every 3 weeks I would go to the dentist the orthodontist would say I have good hygiene, I of course n...
askscience
http://www.reddit.com/r/askscience/comments/hpf5s/i_have_a_question_pertaining_to_dental_hygiene/
{ "a_id": [ "c1xatc8" ], "score": [ 3 ], "text": [ "There could be a few different explanations. We all have a ton of different bacteria (normal flora) in our mouths but not all of us have the same types of bacteria. Cavities(caries) are actually an acquired, contagious disease, as the bacteria th...
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[ [] ]
4hzj0k
how saudi arabia, venezuela and other oil export depending countries are dealing so differently with low oil prices.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4hzj0k/eli5how_saudi_arabia_venezuela_and_other_oil/
{ "a_id": [ "d2tovf9" ], "score": [ 2 ], "text": [ "Imagine you have several households, and all of them have one family member with a pretty decent income as salesmen (oil revenue in this metaphor). However, some of them have to commute further than others, and have other expenses that mean they...
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[ [] ]
204et0
How are inorganic bones in our organic bodies? How did they ever evolve?
This is mildly embarrassing but I learned in a biology class recently that bones are not carbon-based. How in the world did they start growing in organisms? This is mind-boggling to me.
askscience
http://www.reddit.com/r/askscience/comments/204et0/how_are_inorganic_bones_in_our_organic_bodies_how/
{ "a_id": [ "cfztrof", "cfzuzbs" ], "score": [ 2, 3 ], "text": [ "First of all some parts of the bone are carbon based. Bones require an organic structure that the minerals can attach to to give them their form. The organic part also makes them more stable (because they may bend a little)....
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[ [], [] ]
5ht42y
why do we gag when we push ourselves too hard when exercising?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5ht42y/eli5_why_do_we_gag_when_we_push_ourselves_too/
{ "a_id": [ "db2vp4o", "db2xh0e" ], "score": [ 2, 2 ], "text": [ "Well there could be many possible reasons as to why you would gag. \n\nFor your situation, exercising hard for an extended period of time will draw blood away from the stomach, which is why you feel nauseous. This nausea ca...
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[ [], [] ]
9hqlyg
How do electromagnetic waves "look" likr in 3D? How do waves really work?
I know we always draw waves in 2D, but the world isn't 2D. For instance, a microwave has slits that are way bigger than visible light, so we can see inside. But smaller than microwaves, so it protects us. I know microwave wavelength is 1mm to 1m. If my microwave puts out 12cm wavelength, how does that move through spac...
askscience
https://www.reddit.com/r/askscience/comments/9hqlyg/how_do_electromagnetic_waves_look_likr_in_3d_how/
{ "a_id": [ "e6g0v0v", "e6mr6ye" ], "score": [ 5, 2 ], "text": [ "Great Question! The answer is quite simple but also kind of boring: depends on the wave.\n\nHere is a picture of a running electromagnetic wave which is the standard picture physics students see when they are told to imagine...
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[ [ "https://sureshemre.files.wordpress.com/2014/04/electromagneticwave.gif" ], [ "https://www.qwed.eu/app/app\\_v2demfields.html", "https://www.qwed.eu/app/app_v2demfields.html" ] ]
1pe9l7
why do we censor things like nudity and swears to children when eventually, they'll be predisposed to it and consider it "normal"?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1pe9l7/eli5_why_do_we_censor_things_like_nudity_and/
{ "a_id": [ "cd1fki3", "cd1ogh8" ], "score": [ 4, 5 ], "text": [ "You're question is completely contradictory. You cant \"eventually\" become \"predisposed\" to something. If you are predisposed, then it is either genetic or ingrained at a very young age, and it is outside your control.\n\...
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[ [], [] ]