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s0fs6 | What's the current scientific consensus on the effect of dietary fat on heart disease? | I have a buddy who's lost impressive amounts of weight on the ketosis diet espoused by r/keto. I'd join him on his bacon diet in a heartbeat if I wasn't afraid that, well, it might make make my heart stop beating. The rumors I've always heard have told me that high-fat diets lead directly to heart disease and my perso... | askscience | http://www.reddit.com/r/askscience/comments/s0fs6/whats_the_current_scientific_consensus_on_the/ | {
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"A quick Pub Med [search](_URL_1_) has several articles that might answer your question. I'm busy studying at the moment but if I get some free time I'll try to skim some of the li... | [] | [
"SomethingAwful.com",
"http://forums.somethingawful.com/showthread.php?threadid=3407406"
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"http://www.ncbi.nlm.nih.gov/pubmed/18700873",
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"http://www.heart.org/HEARTORG/GettingHealthy/FatsAndOils/Fats101/Saturated-... | |
xtp5n | How did lords control their land? | How were the estates of the realm decided? I assume favors for family and friends, but after a lord allows a vassal to use the land, how did they control them from taking it over?
Was it a fear of god or military, or both? Also, if they were using the land to farm or raise cattle, how were they taxed? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/xtp5n/how_did_lords_control_their_land/ | {
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"By saying \"taking it over\" I assume you're saying that the vassal will rise up against his lord? It's my understanding that vassals were granted land that provided them with homes, food, protection.... | [] | [] | [
[],
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4eul5r | how do doctors know the type of cancer someone has when it's metastatic? | Ex. My father had "metastatic colon cancer" Ty! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4eul5r/eli5_how_do_doctors_know_the_type_of_cancer/ | {
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"You can obtain a sample and look in the microscope. Colon cancer mostly occurs in the outermost most layer of the GI tract called epithelial layer and the surrounding connective tissue. The best way to ... | [] | [] | [
[],
[
"http://www.macmillan.org.uk/cancerinformation/cancertypes/unknownprimary/unknownprimary.aspx"
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vb7qw | At the end of Fight Club, the main character shoots himself in the head with a gun in his mouth and just ends up with a hole in his neck. Is this possible, improbable or just outright ridiculous? | I understand that's it's a movie and all that, but can someone actually survive a gunshot from their mouth? I feel like it's more than just the bullet that does damage. I don't know what gun or bullet he used, but I'm interested to see what the possibilities are in general. | askscience | http://www.reddit.com/r/askscience/comments/vb7qw/at_the_end_of_fight_club_the_main_character/ | {
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"Surprisingly yes. [Here](_URL_2_)\n\n[Another](_URL_0_)\n\n[Last one for now](_URL_1_)\n\nIt's still quite rare for most psychiatric patients to attempt a self-inflicted gunshot wound, pills are a far more common choice, but even a gunshot to the... | [] | [] | [
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"http://www.ncbi.nlm.nih.gov/pubmed/21967669",
"http://www.ncbi.nlm.nih.gov/pubmed/20309801",
"http://www.sciencedirect.com/science/article/pii/S0033318210000204"
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1oaecc | are you good with css? | If so, please consider reading this!
As we approach 1,000,000 subscribers, we'd like to make our subreddit look a little more clean. Primarily, we're looking for a way to *slightly* change the link listing, especially how the flair is displayed in the link listing (and it should mirror in the search results and of cou... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1oaecc/are_you_good_with_css/ | {
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"text": [
"CSS is very easy coding wise. The only difficult area I might see is finding what you want or you're looking for in clarity of the links. \n\n_URL_0_ - this page is what you're going after correct link wise? \n\n"
]
} | [] | [] | [
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"http://www.reddit.com/r/explainlikeimfive/"
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2pkh5d | what was the justification for the chinese government selecting the last panchen lama? | I'm reading a BBC news article, and I discover that the Panchen Lama (the one who "plays a key role in selecting the next Dalai Lama) was chosen by the Chinese government. Apparently, the Dalai Lama chose a Panchen Lama, but the government rejected the choice.
Reading on, the Chinese government claim that THEY will se... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2pkh5d/eli5_what_was_the_justification_for_the_chinese/ | {
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"The way I understand it is China had a pretty good relationship with the Tibetan buddhists and for hundreds of years there was an understanding between the two. The Chinese respected the choices made by the Panchen for finding the next Dalai Lam... | [] | [] | [
[]
] | |
3p3nn5 | When one washes the dishes, is the soap foam a good 'practical' indicator about how dirty is the water? | When I wash the dishes at the start the sink is full of hot water with a bit of soap, and a lot of foam is generated while the sink is filling.
Then I wash the dishes starting from the less dirty to the most dirty, and until the end the water is more or less clear with a lot of foam. As soon as I start to wash the di... | askscience | https://www.reddit.com/r/askscience/comments/3p3nn5/when_one_washes_the_dishes_is_the_soap_foam_a/ | {
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"Two things:\n\n1. Foam is generally an indication of agitation, since foam is just small bubbles and bubbles form by 'mixing' air into the water so to speak. So it is likely that ... | [] | [] | [
[],
[],
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89yw80 | why do google captchas make you click street signs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/89yw80/eli5_why_do_google_captchas_make_you_click_street/ | {
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2v7nkx | how is nintendo able to demand ad revenue for related youtube videos? | I've been reading a bit about all the idiocy that Nintendo's been doing recently with Nintendo-related YouTube videos. However, doesn't fair use law apply? I would think that I could post any Nintendo content I wanted without paying royalties, as long as it doesn't stop people from buying the game, but I haven't heard ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2v7nkx/eli5_how_is_nintendo_able_to_demand_ad_revenue/ | {
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"Fair Use doesn't technically apply to Let's Play content so Nintendo is under no legal obligation to allow that content to remain on YouTube, so they can hold it to ransom all it likes.\n\nFair Use mostly applies to Review c... | [] | [] | [
[],
[]
] | |
4xqevm | after a band breaks up or a musician dies, who profits from the sale of their merchandise and music? | Does it all go to the producer/ merch company or do the musicians get any profit?
Additionally, how do you get the rights to print say, a Beatles album cover on a shirt then sell the shirt if the band is broken up? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4xqevm/eli5_after_a_band_breaks_up_or_a_musician_dies/ | {
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"It really varies a lot based on the legal structure of the group (e.g., incorporated or not) and their agreements with the record label. In general, copyright is treated like any other property, and may be sold, transferred ... | [] | [] | [
[],
[]
] | |
jy7vb | Non-combustive exothermic reactions? | I was wondering what kind of non-combustive exothermic reactions there were and which ones produced the most heat. I've already tried looking at many different reactions and the one that produces the most heat seems to be the crystallization of sodium acetate.
Any idea as to what other non-combustive exothermic react... | askscience | http://www.reddit.com/r/askscience/comments/jy7vb/noncombustive_exothermic_reactions/ | {
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"Salt (e.g. calcium chloride) + Water is an example of one.",
"Unless you mean exothermic without oxidizing (Combustion is just a faster oxidizing reaction) I'd vote for:\n\n* P... | [] | [] | [
[],
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] | |
zacvx | How would I go about making a superconducting magnetic train? | _URL_0_
This is what I'm talking about.
I want to make this for my science fair project as a sophomore in high school. I have the basic idea but no idea how to go about creating it. You have to make a superconductor by cooling strong magnets with liquid nitrogen. The problem is I can barely find any information on it.... | askscience | http://www.reddit.com/r/askscience/comments/zacvx/how_would_i_go_about_making_a_superconducting/ | {
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" > You have to make a superconductor by cooling strong magnets with liquid nitrogen.\n\nNo, that's not how superconductors work, you need to have something made specifically from a superconductive material.\n\n > What kind of magnets do I use? Wh... | [] | [
"http://www.youtube.com/watch?v=tvIZyyNJnAQ"
] | [
[]
] | |
9m69sq | At what age does human hearing fully mature? | [deleted] | askscience | https://www.reddit.com/r/askscience/comments/9m69sq/at_what_age_does_human_hearing_fully_mature/ | {
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"text": [
"Hearing in infancy is much less sensitive (to quiet, high, and low sounds) than in adulthood. An informative paragraph from a review of the topic (pdf: [Mattock, Amitay, & Moore, 2010](_URL_0_)):\n\n\"It is not entirely clear when human hearing... | [] | [] | [
[
"http://www.oxfordhandbooks.com/view/10.1093/oxfordhb/9780199233557.001.0001/oxfordhb-9780199233557-e-13?print=pdf"
]
] | |
1j48v5 | why does a gyroscope resist being rotated | Here's my theory, and you can tell me if it's right or wrong. When a gyroscope spins, all of the stuff that makes up the spinny disc goes in a nice circle, and the only forces it experiences are centripetal force. BUT, as soon as you start to turn the axis of rotation funny things begin happening. Suppose our gyros... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1j48v5/eli5why_does_a_gyroscope_resist_being_rotated/ | {
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"text": [
"This video is far greater than any words I can possibly convey: _URL_0_"
]
} | [] | [] | [
[
"http://www.youtube.com/watch?v=AO7pn3uiWA0"
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] | |
dv8zde | why can you cook some things from frozen but not others? | For example if I buy a fresh chicken breast and freeze it myself, cooking it from frozen is bad. However I can buy already frozen chicken breast and cook it from frozen with no problems? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dv8zde/eli5_why_can_you_cook_some_things_from_frozen_but/ | {
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"You *can't* cook originally fresh chicken from frozen??\n\nUh oh...",
" Well if you try to cook it straight ... | [] | [] | [
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cemhl3 | how does the https transfer the key to decrypt the data without compromising the contents of said data? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cemhl3/eli5_how_does_the_https_transfer_the_key_to/ | {
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"To try to simplify, these kinds of protocols work by having the reciever send the lock, instead of the sender transmitting the key.\n\nAn analogy is that I send you a combination safe, you put the thing inside it and send i... | [] | [] | [
[],
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] | ||
3y0l6n | What would happen to the children of prostitutes in Roman society? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3y0l6n/what_would_happen_to_the_children_of_prostitutes/ | {
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"In Roman society, children weren't seen as full people. If a parent possessed a child that was unwanted they would abandon them until they either were adopted by somebody that did want them, or succumbed to exposure. It would come to no surprise ... | [] | [] | [
[]
] | ||
1j5kc0 | Was there a peaceful coexistence between the early Christian groups? | I am thinking about very early Christianity. To my current knowledge the main groups in early Christianity was was the Pauline Christians, Jewish Christians and the Gnostic Christians (please correct me if this list is not accepted)
We read can that Irenaeus did attack the Gnostic groups, but I understand this was a b... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1j5kc0/was_there_a_peaceful_coexistence_between_the/ | {
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"I can come up with a couple examples:\n > And certain men which came down from Judaea taught the brethren, and said, Except ye be circumcised after the manner of Moses, ye cannot be saved.\nWhen therefore Paul and Barnabas had no small dissensio... | [] | [] | [
[]
] | |
a4jtug | how the casino know where we put our bets on the roulette and how do they avoid us lying that we won the bet? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a4jtug/eli5_how_the_casino_know_where_we_put_our_bets_on/ | {
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"Each player has different colored chips. There is a big table with all the possible options that you can bet on. There's a space for each number, for black, for red, for odd numbers, etc. You have to put your chips on the ta... | [] | [] | [
[],
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3zjwon | How did France's Revolutionary Army equip itself? How could it supply almost a million men? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3zjwon/how_did_frances_revolutionary_army_equip_itself/ | {
"a_id": [
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"text": [
"The French Revolutionary army was an odd animal. Hodgepodge and haphazard, the Revolutionary army was very different than the previous armies of France. Rather than the restrained, well kept armies dressed in white, the French Revolutionary army... | [] | [] | [
[]
] | ||
cmuyip | why does playing a game at higher frames than originally intended (e.g. 60fps instead of 30fps) often cause glitches with the physics? | If you change the game to be 60fps, shouldn’t everything adjust as a result? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cmuyip/eli5_why_does_playing_a_game_at_higher_frames/ | {
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"These games run the FPS and the physics engine in the same loop, and make some assumptions about the speed. They don't calculate physics that would have happened since the last calculation, they just calculate another 1/30 o... | [] | [] | [
[],
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] | |
1al2o0 | What are the properties of plasma formed at reentry in the atmosphere? | Kerbal Space Program have just released reentry effects, and some are complaining that the color of the reentry effects should be differently colored depending on the atmosphere.
So that made me wonder, what exactly decide the color of the plasma formed around a space capsule on reentry.
Since I knew little and less ... | askscience | http://www.reddit.com/r/askscience/comments/1al2o0/what_are_the_properties_of_plasma_formed_at/ | {
"a_id": [
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"text": [
"Oxygen glows blue due to [glow discharge](_URL_0_) while re-entry plasma is basically a [black body](_URL_2_) and its color depends on its temperature. \n\nAccording to [NASA](_URL_3_) the space shuttle reaches 3000 Farenheit, which is 1900 Kelvi... | [] | [] | [
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"http://en.wikipedia.org/wiki/Glow_discharge",
"http://upload.wikimedia.org/wikipedia/commons/thumb/0/00/Blackbody-colours-vertical.svg/38px-Blackbody-colours-vertical.svg.png",
"http://en.wikipedia.org/wiki/Black-body_radiation",
"http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts_sys... | |
1qb7p9 | what difference does the wheel size make, specifically in regards to winter tires? | Ok, I have been looking for an answer to this and I can't find one I understand/that seems legit.
I have a new car, that came with 18" alloy wheels and the tires are 245/45R18 all seasons. But I live in Calgary and need winter tires. I do understand how winter tires work, I did my research and have the brand picked ou... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qb7p9/eli5_what_difference_does_the_wheel_size_make/ | {
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"You want narrow tires for snow/ice. 245/45R18 aren't that narrow. \nUsually what people do is buy a cheap set of steel rims in a size common on econoboxes, so they cay buy cheap, tall, narrow econobox winter tires to put on them. Also because you... | [] | [] | [
[]
] | |
ngifg | why i get so many nose bleeds in the winter and other people don't | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ngifg/eli5_why_i_get_so_many_nose_bleeds_in_the_winter/ | {
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193eu5 | the amazon web services | Things like what's the Elastic Compute Cloud (EC2).
What's the difference between the Simple Storage Service (S3), the Elastic Block Store (EBS) and Relational Database Service (RDS). And so on. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/193eu5/eli5_the_amazon_web_services/ | {
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"The basic idea is that Amazon has *shitloads* of computers, all set up so that if one goes down, nobody will ever notice. They've designed their system to handle massive spikes of customers so they can handle the holiday rush. Once they had all... | [] | [] | [
[]
] | |
efvaim | How centralized was the Sassanid Empire? | I've heard that they were a centralized monarchy compared to the Arsacids/Parthians, but I've lso heard that they were extremely feudal and decentralized which was a factor for their quick demise to the Arabs. What's the truth here? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/efvaim/how_centralized_was_the_sassanid_empire/ | {
"a_id": [
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"Honestly, it's hard to say. By the time of the Arab invasion, the Sasanian monarchy had by and large collapsed, and Khusrau Anushirwan's decision to split the empire into four administrative regions exacerbated this, turning it into, effectively... | [] | [] | [
[
"https://old.reddit.com/r/AskHistorians/comments/e95xnh/did_justinian_make_a_mistake_by_waging_a_costly/fah3l5x/"
]
] | |
52pd01 | How did the jellyfish lifecycle evolve? | It seems like jellyfish have a interesting lifecycle. How did this evolve? What is the evolutionary advantage to having a polyp phase and a medusa phase? Wouldn't simply being one or the other keep the organism simpler and save energy? | askscience | https://www.reddit.com/r/askscience/comments/52pd01/how_did_the_jellyfish_lifecycle_evolve/ | {
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"text": [
"just a highschool student, so this might be wrong, please correct me if i am: the polyp phase is adapted to sitting at the sea floor and getting food there, having is tentacles pointing upwards and its mouth adapted to eat s... | [] | [] | [
[],
[]
] | |
oswhi | How do our bodies stay together? | By this I mean, what compels the atoms in our body to stay together in the perfect alignment to create our form our cells, bones, and tissue? how could those atoms perfectly align themselves in the correct formation millions of times to form us? | askscience | http://www.reddit.com/r/askscience/comments/oswhi/how_do_our_bodies_stay_together/ | {
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"text": [
"Big question my friend.\n\nCovalent Bonds: Atoms form together to form molecules. I am not a quantum physicist, so I can not explain this process perfectly, but simply put, atoms join together because that is what they do. ... | [] | [] | [
[
"http://www.youtube.com/watch?v=zOSyGTYCRFw&feature=related"
],
[]
] | |
2q5qem | Why would an asteroid impact produce more than a hole in the ground? | Found this: _URL_0_
It says that an airburst destroyed an estimated 80 million trees in 1908. How does that happen? How does the heat generated by air compression cause the asteroid to explode? Why doesn't it simply... melt or burn away?
If it strikes the ground (in the heart of a city), how does the kinetic energy e... | askscience | http://www.reddit.com/r/askscience/comments/2q5qem/why_would_an_asteroid_impact_produce_more_than_a/ | {
"a_id": [
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"score": [
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2
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"text": [
"Keep in mind that meteors impact really, really fast. The meteorite that produced [Meteor Crater](_URL_0_) is theorized to have impacted at 12.8km/s. At that speed, it doesn't just leave a hole in the ground: The meteor is h... | [] | [
"http://gizmodo.com/5984469/what-would-actually-happen-if-the-2012-da14-asteroid-crashed-for-real"
] | [
[
"http://en.wikipedia.org/wiki/Meteor_Crater#Formation"
],
[
"http://www.wired.com/2013/02/why-does-a-meteor-explode-in-the-air/",
"http://en.m.wikipedia.org/wiki/Tunguska_event#Asteroid_air_burst"
]
] | |
7rafie | Are there problems in computer science that no algorithm can solve for all inputs? | I know (vaguely) of NP complete problems that can not be solved by an algorithm in polynomial time, but are there problems that we can’t write an algorithm to solve for all inputs? Intuitively I’m inclined to believe that there must be problems so complex you could never make a sufficiently sophisticated algorithm to s... | askscience | https://www.reddit.com/r/askscience/comments/7rafie/are_there_problems_in_computer_science_that_no/ | {
"a_id": [
"dsvdm3p",
"dsyudi7",
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"score": [
35,
2,
2
],
"text": [
"Are you familiar with Undecidable problems:\n\n_URL_1_\n\nand specifically the Halting problem?:\n\n_URL_0_\n\nAlso an important excerpt:\n\n > Alan Turing proved in 1936 that a general algorithm runni... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Halting_problem",
"https://en.wikipedia.org/wiki/Undecidable_problem"
],
[
"https://en.wikipedia.org/wiki/Busy_beaver"
],
[]
] | |
5cgg8f | do all software have bugs in their code or can there be bug-free software? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5cgg8f/eli5do_all_software_have_bugs_in_their_code_or/ | {
"a_id": [
"d9w9g6p",
"d9w9uyr"
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"score": [
9,
4
],
"text": [
"As software becomes more complex, the likelihood that it will be used in unforseen ways increases exponentially. \n\nThere are tons of bug-free software. Have you ever seen a 4-function calculator crash? Probably not. \n\... | [] | [] | [
[],
[]
] | ||
7308rw | Did Martin Luther condemn peasants because he truly believed that they were acting like savages, or was he trying to look good for the political leaders that the peasants went against? | Or was it a mixture of both? Thanks in advance. | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/7308rw/did_martin_luther_condemn_peasants_because_he/ | {
"a_id": [
"dnn19te"
],
"score": [
4
],
"text": [
"My estimation is that Luther meant what he wrote concerning the 1525 Peasants' Rebellion. More broadly, he wasn't politically ignorant, but he was also not really known for flattering those in authority or trying to look good for political leader... | [] | [] | [
[]
] | |
cbhqx2 | why do more razor blades = a closer shave and more razor burn? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cbhqx2/elif_why_do_more_razor_blades_a_closer_shave_and/ | {
"a_id": [
"etfj7nh",
"etfl6ad"
],
"score": [
7,
2
],
"text": [
"Each item on a razor blade pulls the skin tighter and tighter as it passes over the skin. A 5 blade razor will pull from the back of the head, and then each blade which will slice closer and closer to the stretched skin. Sin... | [] | [] | [
[],
[]
] | ||
1vt977 | why are rear wheel drive cars better for racing than front wheel drive cars | please say more than just "torque steer' | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vt977/why_are_rear_wheel_drive_cars_better_for_racing/ | {
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12,
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"text": [
"Mostly because 1) when a car accelerates, weight is shifted to the rear. More weight = more traction. By the same token, less weight in the front means less... | [] | [] | [
[],
[],
[],
[],
[]
] | |
1igyss | If the Moon is slowly moving away from us, what will happen to the Earth when this actually happens? | It seems the moon is moving farther and farther away from the Earth every year. When the moon is no longer in orbit, what will happen to the Earth and the moon? | askscience | http://www.reddit.com/r/askscience/comments/1igyss/if_the_moon_is_slowly_moving_away_from_us_what/ | {
"a_id": [
"cb4cnp1",
"cb4itmk"
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"score": [
40,
6
],
"text": [
"The Moon will never leave orbit. Its track widens at a rate of only a few centimeters per year, and given current rates of change, the Earth will become tidally locked with the Moon (keeping the same face constantly toward ... | [] | [] | [
[],
[]
] | |
6y3eqi | what is that strange feeling of numbness we get when we wake up in the middle of the night? | Sometimes, I wake up in the middle of the night not feeling my body. I am fully awake and aware of my surrounding but I can not feel any single part of my body and slowly regain feeling of it | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6y3eqi/eli5what_is_that_strange_feeling_of_numbness_we/ | {
"a_id": [
"dmkht2j"
],
"score": [
4
],
"text": [
"Yer probably describin' the physical consequences of *sleep paralysis.*\n\nYarr! Yer not alone in askin', and kind strangers have explained:\n\n1. [ELI5: Sleep Paralysis ](_URL_7_)\n1. [ELI5: Sleep paralysis and why it happens. ](_URL_0_)\n1. [EL... | [] | [] | [
[
"https://www.reddit.com/r/explainlikeimfive/comments/1p0zz0/eli5_sleep_paralysis_and_why_it_happens/",
"https://www.reddit.com/r/explainlikeimfive/comments/3ohjso/eli5_sleep_paralysis/",
"https://www.reddit.com/r/explainlikeimfive/comments/4evd7k/eli5_sleep_paralysis/",
"https://www.reddit.com/r/e... | |
2h13vd | how come only the skin on the palm of our hands and at the bottom of our feet get 'soggy' when we are in water for too long? why not our arms or legs etc? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2h13vd/eli5_how_come_only_the_skin_on_the_palm_of_our/ | {
"a_id": [
"ckock9z",
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"score": [
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"text": [
"_URL_0_ \n \n\"...Common perception is that wrinkling is a local effect on the skin, unconnected to rest of the body... \nEinar Wilder-Smith, a neurologist at the National University of Singapore, has done research lookin... | [] | [] | [
[
"http://the-sieve.com/2012/04/14/the-story-told-by-fingers-that-dont-wrinkle/"
],
[
"http://www.theguardian.com/science/2013/jan/09/skin-wrinkle-water-grip"
]
] | ||
7a6t3s | why and how is bottling up your feelings bad for your health | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7a6t3s/eli5_why_and_how_is_bottling_up_your_feelings_bad/ | {
"a_id": [
"dp7kd8h",
"dp7lhyx",
"dp7myi2"
],
"score": [
22,
12,
5
],
"text": [
"It'll make you neurotic. If you can't process and come to acceptance of your emotions, it can lead to anxiety, depression, bouts of anger, unhealthy impulses, and self destructive coping mechanisms.",... | [] | [] | [
[],
[],
[]
] | ||
b8a2l7 | what is the laplacian operator (in both scalar and vector forms) in vector calculus? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b8a2l7/eli5_what_is_the_laplacian_operator_in_both/ | {
"a_id": [
"ejwnlhz"
],
"score": [
2
],
"text": [
"The Laplacian can be thought of as the \"curvature\" of a function. To grossly simplify it, you could say it takes the average of the gradients of a function. For example, a flat surface will have no curvature and thus has a Laplacian of 0."
]
... | [] | [] | [
[]
] | ||
3gtyc4 | How historically accurate are Shakespeare's histories? | I assume Shakespeare spruced up the dialogue, but is there anything in any of his plays which is outright wrong? And, if so, would his audiences have known or cared? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/3gtyc4/how_historically_accurate_are_shakespeares/ | {
"a_id": [
"cu1hfh5"
],
"score": [
3
],
"text": [
"As Bill Bryson Notes in his edition of the Eminent Lives series, the history plays were highly reflective of the mood and political movements of the time and always looking to curry favour with the Monarch as well as provide entertainment for Lon... | [] | [] | [
[]
] | |
7ic323 | What happens when hadrons collide in a particle accelerator? | Do the collisions behave the same as the sort of collisions in high school physics classes where momentum and energy are conserved? | askscience | https://www.reddit.com/r/askscience/comments/7ic323/what_happens_when_hadrons_collide_in_a_particle/ | {
"a_id": [
"dqxopp8",
"dqxutok"
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"score": [
7,
2
],
"text": [
"Yes, energy and momentum are conserved. There are many different processes which can occur when particles collide, depending on the types of particles and the collision energy. But the total energy and momentum are always co... | [] | [] | [
[],
[]
] | |
4nexpg | Celebrations in liberated countries WW2 | The common imagery that comes to mind when thinking of liberated cities of WW2 is people in the streets waving flags and hugging solders as they marched down the street (I think I've seen footage of such events). Was that just press re-enactments or was it real. If so, how was it organized? Where did they get the flags... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/4nexpg/celebrations_in_liberated_countries_ww2/ | {
"a_id": [
"d43nvcz"
],
"score": [
3
],
"text": [
"Although it is common to see flag-waving and bouquet-throwing civilians greeting Allied troops, this is not always representative of experiences across Europe. It is important to note that in many places in Europe, some of which were flattened by... | [] | [] | [
[
"http://caans-acaen.ca/Journal/issues_online/Volume_34_Issue_2_2013/CJNS34-2pp29-56Goodlet.pdf"
]
] | |
2i25zr | Are there any examples of prophecies that have led to war? | e.g. Croesus and the Delphic Oracle | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2i25zr/are_there_any_examples_of_prophecies_that_have/ | {
"a_id": [
"cl1iw25"
],
"score": [
2
],
"text": [
"Apparently not haha"
]
} | [] | [] | [
[]
] | |
g1o3qr | why do some humans become depressed/anxious when all alone and other humans don't? | I generally become very depressed when I'm alone, while my friend is very happy being alone. Why is this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/g1o3qr/eli5_why_do_some_humans_become_depressedanxious/ | {
"a_id": [
"fngpz0i",
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"score": [
10,
3
],
"text": [
"I don't believe there's a single person who wouldn't get depressed when left alone too long. We're a social species and there are many cases where extended isolation has severely damaged people's mental well-being. \n\nNow ... | [] | [] | [
[],
[]
] | |
1yqjoo | if keeping your heart rate up is good for you during exercise, is the same true of watching scary movies, playing video games, or other passive heart rate boosters? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1yqjoo/eli5_if_keeping_your_heart_rate_up_is_good_for/ | {
"a_id": [
"cfmuy6j",
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"score": [
27,
10,
2
],
"text": [
"Heart rate increases due to exercise are healthier than heart rate increases due to terror (eg. watching a scary movie). Terror-based heart rate increases are accompanied by a spike in adrenaline, whi... | [] | [] | [
[],
[
"http://www.castanet.net/news/Natural-Health-News/63064/Negative-effects-of-Cortisol"
],
[]
] | ||
3rvc37 | What exactly caused Europeans to be seen as barbarians by the Chinese? | It's often said that China had a sino-centric view of the world and anyone who was not Chinese was automatically considered a barbarian.
But I read recently that Europeans before the 18th century usually didn't use forks, and would instead cut their food with a knife and eat it with their hands. For Chinese people wh... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3rvc37/what_exactly_caused_europeans_to_be_seen_as/ | {
"a_id": [
"cwrpn5q",
"cwrqd29"
],
"score": [
64,
30
],
"text": [
"I believe your question stems from debate regarding the precise definition of the Chinese term 夷 (*yi*) which appears to have arisen in the mid-19th century. This term was variously translated as 'foreigner' or 'barbarian'... | [] | [] | [
[
"http://feinanfei.weebly.com/uploads/2/0/7/1/2071474/article_51_of_the_treaty_of_tianjin.doc",
"https://en.wikipedia.org/wiki/Eight-Nation_Alliance"
],
[]
] | |
4oerta | What were/are historians' responses to Max Weber's theories? | Max Weber is most famous as the originator of the idea of the "Protestant Work Ethic" and the relationship between religion and industrialization in Western economic history. Needless to say his Wikipedia page has a section on "Criticism." What was the response to his work when it first came out, especially from Cathol... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/4oerta/what_wereare_historians_responses_to_max_webers/ | {
"a_id": [
"d4byi4m"
],
"score": [
13
],
"text": [
"As a related question, am I wrong in thinking that Weber's definition of the minimal requirement for a state (monopoly on the legitimate use of force within a limited and defined area) is still pretty damn useful?"
]
} | [] | [] | [
[]
] | |
4bjd07 | why is a two-state solution for palestine/israel so difficult? it seems like a no-brainer. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4bjd07/eli5why_is_a_twostate_solution_for/ | {
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"d1a02uz",
"d1a0ncd",
"d1a2950",
"d1a2h64",
"d1a2uoi",
"d1a30pi",
"d... | [] | [] | [
[],
[],
[],
[],
[],
[],
[
"https://www.youtube.com/watch?v=aV9M3mmqOII",
"https://en.wikipedia.org/wiki/Gaza_Strip",
"https://en.wikipedia.org/wiki/Egypt%E2%80%93Israel_Peace_Treaty"
],
[],
[],
[],
[],
[],
[],
[],
[],
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"http://aval... | ||
3iteh7 | how does using a throwaway account protect your identity on reddit? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3iteh7/eli5_how_does_using_a_throwaway_account_protect/ | {
"a_id": [
"cujh9mt",
"cujhb6j",
"cujhnz4"
],
"score": [
4,
6,
16
],
"text": [
"It's to prevent people in your life who know your reddit username from knowing that the stuff posted by the throwaway is from the same person.",
"A throwaway account is a new account that have no c... | [] | [] | [
[],
[],
[]
] | ||
qtbdj | the process of brewing | More specifically, the process of home-brewing please | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/qtbdj/eli5_the_process_of_brewing/ | {
"a_id": [
"c40anrf",
"c40bosc"
],
"score": [
3,
3
],
"text": [
"Yeast eats sugar and excretes ethanol and carbon dioxide as a waste products. Eventually there is so much alcohol in the solution the yeast dies off and you have an alcoholic beverage.\n\nFor beer, the sugar typically comes... | [] | [] | [
[],
[]
] | |
b4jtsq | why does screaming relieve physical pain to an extent? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b4jtsq/eli5_why_does_screaming_relieve_physical_pain_to/ | {
"a_id": [
"ej74yyu",
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"ej7osc6",
"ej7sf3k",
"ej7ukg4",
"ej7utih",
"ej85hdt",
"ej8gcq3",
"ej8ibx4",
"ej8pggp",
"ej8pn8p",
"ej8x88a",
"ej8xldu",
"ej910mi",
"ej95x99",
"e... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://www.npr.org/sections/health-shots/2017/06/01/529876861/an-anthropologist-discovers-the-terrible-emotion-locked-in-a-word"
],
[],
[],
[],
[
"https://www.cell.com/current-biology/fulltext/S0960-9822(15)00737-X"
],
... | ||
7kgamb | what makes something “music”? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7kgamb/eli5_what_makes_something_music/ | {
"a_id": [
"dre2max"
],
"score": [
2
],
"text": [
"It's a bit like asking what makes something art. There's no one definition that everyone agrees on. Personally I believe something is art when it is called art by its creator. By extension, something is music when it is art (by the definition abo... | [] | [] | [
[]
] | ||
3t5n5k | why don't refugees, if they have to pay up to 1000 dollars in order to get crammed on a sketchy boat, use that money to arrange their own, less sketchy boat with fewer people? | In essence, pooling the money of 20 people would pay for a safer journey. Why do they pay the smugglers instead? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3t5n5k/eli5_why_dont_refugees_if_they_have_to_pay_up_to/ | {
"a_id": [
"cx397np",
"cx399w0"
],
"score": [
2,
6
],
"text": [
"They use smugglers because that is their only option. Legitimate travel methods are not allowing them out of the country and buying their own boat would cost far more than what the smugglers are charging if there are even bo... | [] | [] | [
[],
[]
] | |
jzk9x | Cows have bacteria in their stomachs to help break down cellulose in grass in order to digest it. Could a human be inoculated with these bacteria, and then be able to eat grass? | Based on a previous askscience question about how and why cows and other grazing animals can eat grass and humans can't. Am I misunderstanding the mechanism by which these animals can use grass as a source of sustenance or is it simply that the bacteria can't survive in the human digestive tract. | askscience | http://www.reddit.com/r/askscience/comments/jzk9x/cows_have_bacteria_in_their_stomachs_to_help/ | {
"a_id": [
"c2gd7nq",
"c2gd7nq"
],
"score": [
4,
4
],
"text": [
"The bacteria are part of it, but remember that ruminants like cows have a four compartment stomach. First, the plant material enters the rumen and is separated into solid and liquid layers. The solid is regurgitated as the c... | [] | [] | [
[],
[]
] | |
4skh8n | How do we know that the Andromeda galaxy is 2.5 million light years away from Earth if it takes 2.5 million years for light to get there in the first place? | askscience | https://www.reddit.com/r/askscience/comments/4skh8n/how_do_we_know_that_the_andromeda_galaxy_is_25/ | {
"a_id": [
"d5a8p0g",
"d5acobg"
],
"score": [
8,
3
],
"text": [
"Andromeda is billions of years old so we have plenty of old light hitting us. The light being 2.5 million years old is of little concern. Measuring cosmic distance is actually pretty hard to do and requires being clever. [He... | [] | [] | [
[
"https://youtu.be/7ne0GArfeMs",
"https://en.wikipedia.org/wiki/Cepheid_variable"
],
[]
] | ||
1qdt9l | Were gladiators assigned to a single gladiator type, or did they change fighting styles from fight to fight? | I am making a game (for multiple devices) that puts the player in the role of lanista in charge of a ludus in the Roman Republic or Empire, trading and training gladiators while playing at politics.
The various [gladiator types](_URL_0_) are well documented, but I cannot figure out to what extend these were roles assi... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1qdt9l/were_gladiators_assigned_to_a_single_gladiator/ | {
"a_id": [
"cdcrxxp",
"cdcvj0a"
],
"score": [
2,
2
],
"text": [
"To the best of my knowledge gladiators were assigned a single 'style' and trained in that area. The reason for this is actually quite simple, some styles (i.e. Retiarius) took a large amount of skill to preform well. A lanis... | [] | [
"http://en.wikipedia.org/wiki/List_of_Roman_gladiator_types"
] | [
[],
[]
] | |
4fj2if | why are divorce rates so high in america where people can choose their spouse but low in india where it's arranged? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fj2if/eli5why_are_divorce_rates_so_high_in_america/ | {
"a_id": [
"d297o1p",
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"d297y95"
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"score": [
22,
2,
4,
8
],
"text": [
"Research shows that \"love marriages\" and \"arranged marriages\" end up with similar levels of happiness.\n\nSo the difference in divorce rate can't be attributed to differences ... | [] | [] | [
[],
[],
[],
[
"https://www.washingtonpost.com/news/wonk/wp/2015/06/23/144-years-of-marriage-and-divorce-in-the-united-states-in-one-chart/"
]
] | ||
zlla8 | why do (uk) car insurance prices vary from week to week/month to month? | I finally landed a decent paying job, though i have to commute 80miles a day to get to it. I've been looking into car insurance since i first found out about the possibility of this job, and some weeks it seems reasonable, other weeks its a little excessive. For instance, i've found a car i want, and my insurance when ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/zlla8/eli5_why_do_uk_car_insurance_prices_vary_from/ | {
"a_id": [
"c6886hg"
],
"score": [
4
],
"text": [
"Insurance companies try to get the very best price that you (or people like you) are will to pay. This involves the company using data analytics to find the perfect price point for every kind of customer.\n\nSource: I work in the industry. I buil... | [] | [] | [
[]
] | |
uqoxc | What would a person experience if they took a dose of LSD while in a Sensory Deprivation chamber? | I think the title pretty much sums it up but if you didn't know a Sensory Deprivation chamber is a soundproof chamber in which you float in near body temperature liquid. | askscience | http://www.reddit.com/r/askscience/comments/uqoxc/what_would_a_person_experience_if_they_took_a/ | {
"a_id": [
"c4xooa7"
],
"score": [
4
],
"text": [
"If you are not opposed to some Googling, searching for John C Lilly might bring some answers for you. Sorry I cannot provide more information. r/drugs might also be able to prove some insight."
]
} | [] | [] | [
[]
] | |
62lrpk | how is it that the us pay more taxes towards healthcare than most countries with universal healthcare, but majority of the citizens don't receive the benefits? where does all of the tax money go? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/62lrpk/eli5_how_is_it_that_the_us_pay_more_taxes_towards/ | {
"a_id": [
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"dfnkho6",
"dfnlyzh",
"dfno2tv"
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"score": [
25,
26,
5,
43,
4,
2
],
"text": [
"THe US does not pay more TAX MONEY towards healthcare. They do pay more money towards healthcare. That is a major distinction, becaus... | [] | [] | [
[],
[],
[],
[
"http://data.worldbank.org/indicator/SH.XPD.PCAP?end=2014&name_desc=true&start=2014&view=map"
],
[],
[]
] | ||
2of7qo | how is lizard squad hacking xbox live? | I just don't understand how a multi-billion dollar corporation like Microsoft can be hacked by a few 20 somethings. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2of7qo/eli5_how_is_lizard_squad_hacking_xbox_live/ | {
"a_id": [
"cmmka5e",
"cmmklbr",
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"cmmn0e5"
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"score": [
2,
3,
3,
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"text": [
"DDOS attacks on their servers. They did the same to EA earlier. Completely destroyed the use of all their online games.\n\nEdit: think of it as someone using up all the bandwidth ... | [] | [] | [
[],
[],
[],
[]
] | |
axv8tx | What did British military recruitment look like in the Scottish highlands in the 18th century? Specifically, how did the consequences of Jacobite Rebellions impact highlander's willingness to serve/the British ability to garner interest in military service? | In looking at every major conflict involving Britain in the 18th century, we find a number of Scottish soldiers and regiments also participating. Many Scots made their fame and fortune fighting in North America and Europe, specifically in the Seven Years War and the American Revolution. But these conflicts, specificall... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/axv8tx/what_did_british_military_recruitment_look_like/ | {
"a_id": [
"ehxyt9k"
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"score": [
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"text": [
"This is a very insightful barrage of questions, and while I am tempted to try to answer them in detail, I would instead like to recommend a handful of top-notch works that comprehensively address these issues far better than I could hope to do. I... | [] | [] | [
[
"https://research-repository.st-andrews.ac.uk/handle/10023/8868",
"http://jdb1745.net/about.html",
"http://www.tartansauthority.com/resources/archives/the-archives/scobie/tartan-and-the-dress-act-of-1746/",
"https://sassenachstitcher.com/2019/02/10/the-act-of-proscription-tartan-and-gaelic-culture... | |
9en3x7 | Ancient Greek Capitalism | From what I understand, to call Ancient Greece capitalist would be incorrect in a Marxist framework where-- as far as I understand it-- society "progresses" from primitive communism, to slave society, to feudalism, to capitalism, to socialism, and finally to communism. I understand that Marx's view can be viewed as rat... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/9en3x7/ancient_greek_capitalism/ | {
"a_id": [
"e5q36un"
],
"score": [
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"text": [
"I cannot directly address the question, beyond saying \"it depends on your source.\" But if you'd like context...\n\n & #x200B;\n\nMarx was not alone in the characterization. Adam Smith also maintained that there was a definitive change in the ec... | [] | [] | [
[
"https://www.econlib.org/library/Smith/smWN.html?chapter_num=25#book-reader",
"https://www.marxists.org/archive/marx/works/1848/communist-manifesto/ch01.htm#007"
]
] | |
2yhbza | why would putin admit he ordered the annexation of crimea? | What benefit is there for a world leader to say such a thing? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2yhbza/eli5_why_would_putin_admit_he_ordered_the/ | {
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"score": [
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"text": [
"I think mostly to show that he can. He is demonstrating his power. Opposing Putin tends to have it's downsides as well....",
"Keep in mind when he claims he said it. \n\nBasically, Putin's position (and you can take th... | [] | [] | [
[],
[]
] | |
703q1n | During the Second World War, were there any Red Army units deployed, say, deep within Siberia or the -Stan countries, that were never sent to fight against Germany? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/703q1n/during_the_second_world_war_were_there_any_red/ | {
"a_id": [
"dn0bk5o",
"dn0bk5o"
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"score": [
7,
7
],
"text": [
"Yes, since after all, throughout the war the USSR maintained a border with the Japanese controlled regions of China, and Japan wasn't exactly a friend, but it was not a particularly strong force.\n\nTo start, just prior to t... | [] | [] | [
[],
[]
] | ||
mdzl6 | fifo & lifo (accounting) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mdzl6/fifo_lifo_accounting/ | {
"a_id": [
"c305e5c",
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"score": [
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"text": [
"Let's say you buy 10 widgets at $1 a piece, then later you buy 10 more at $1.10. You then sell 5 of them. How much are the remaining 15 widgets worth? FIFO means first-in-first-out, LIFO means last-in-first-out, meaning d... | [] | [] | [
[],
[]
] | ||
2p6bz1 | why are guns legal but switch blade knives are illegal? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2p6bz1/eli5_why_are_guns_legal_but_switch_blade_knives/ | {
"a_id": [
"cmtqmu5",
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"score": [
39,
14,
6,
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3,
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"text": [
"Because laws are not necessarily logical or moral, and in fact are often very arbitrary. I have no idea why peo... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Switchblade#State_laws",
"http://en.wikipedia.org/wiki/Switchblade#Controversy"
],
[],
[],
[],
[]
] | ||
4pa9wo | What are meteorites made from? | Title pretty much explains it all, it's always interested me, like are they granite? Because surely that would imply they were formed volcanically, or are they just pure elements? | askscience | https://www.reddit.com/r/askscience/comments/4pa9wo/what_are_meteorites_made_from/ | {
"a_id": [
"d4jd95j"
],
"score": [
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"text": [
"In the broad sense Meteorites are for the most part made of the same minerals Earth is made of (there may also be volatile species [ice, CO2, and rarely organic molecules, etc.], those burn up on rentry for the most part and I'll leave their disc... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Meteorite_classification",
"http://www.nr.gov.nl.ca/nr/mines/prospector/matty_mitchell/Virtual/Metallic%20Mineral%20Deposits%20of%20NL,%20Part%204,%20Intrusion-Related.pdf",
"https://en.wikipedia.org/wiki/Layered_intrusion",
"https://en.wikipedia.org/wiki/Peridotite"... | |
1x4x6m | does cancelling my credit card hurt my credit? or is it better to keep it and not use it? | I want to cancel my credit card with X bank and get a new one with X bank. I've heard people say that cancelling your credit card hurts your credit, while others say not. I've also heard it's okay to not use your credit card and just let it sit there untouched and open.
What's the pros/cons of doing either, and is ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1x4x6m/eli5_does_cancelling_my_credit_card_hurt_my/ | {
"a_id": [
"cf850wi",
"cf85178",
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"score": [
3,
2,
5
],
"text": [
"Hurts your credit. Just don't use it and let it expire. ",
"The age of your credit history does go toward calculating your credit score. Also the number of credit accounts you have can also increase... | [] | [] | [
[],
[],
[]
] | |
1uppyo | how do massive cold fronts, like the one being experienced in america right now, occur? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1uppyo/eli5_how_do_massive_cold_fronts_like_the_one/ | {
"a_id": [
"cekgi97",
"cekk43m"
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"score": [
6,
2
],
"text": [
"The cold front that is being experienced by the United States and Canada right now is known as a polar vortex. Polar vortexes are strong winds found in the upper level of the atmosphere that normally stay over the north pole... | [] | [] | [
[
"http://www.cnn.com/2014/01/06/us/polar-vortex-explained/"
],
[
"http://www.npr.org/2014/01/06/260265148/powerful-polar-vortex-makes-rare-appearance-in-u-s"
]
] | ||
3ldrry | why is it so difficult to not flinch when something jumps out at you on a screen(like a scary movie for example) even though our brain registers that it is fake and expected? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ldrry/eli5_why_is_it_so_difficult_to_not_flinch_when/ | {
"a_id": [
"cv5g2fu"
],
"score": [
4
],
"text": [
"Reflexes occur *much* faster than rational thought. It's been shown that people reacting to painful stimuli move away from the stimuli before the rational centers of the brain are even activated. This means that your rational brain is not even in... | [] | [] | [
[]
] | |
7zjn85 | How does the cosmic microwave background persist? Why hasn't it been distorted and destroyed by new sources of energy pumping into space? | askscience | https://www.reddit.com/r/askscience/comments/7zjn85/how_does_the_cosmic_microwave_background_persist/ | {
"a_id": [
"duok0d0",
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"score": [
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13,
3
],
"text": [
"Basically CMB, it is a picture of a age, the last scattering surface age, and it is the name of that because, the photon crosssection is very low, basically a photon of cmb can interact with gravitati... | [] | [] | [
[],
[],
[]
] | ||
282ngn | If someone paralyzed from the waist down breaks their leg, will their body still know and be able to repair it? | askscience | http://www.reddit.com/r/askscience/comments/282ngn/if_someone_paralyzed_from_the_waist_down_breaks/ | {
"a_id": [
"ci6sz8r",
"ci73geh"
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"score": [
2,
3
],
"text": [
"Paralyzation and regeneration are two different things. Just because paralyzed people don't feel their legs doesn't mean the body ignores it completely...ya just can't feel bad stuff happening to it. There's actually a disea... | [] | [] | [
[],
[]
] | ||
adm2su | Buddhism originated in India but today, most of India is either Hindu or Muslim. Conversely, Buddhism is very common in East Asian countries such as Japan. What were some of the key factors that lead to the decline of Buddhism in India and its rise in East Asia? | To add: the cultural association between Buddhism and East Asia is very strong, even though the religion originated in India.
East Asian societies like Japan and China have also been historically hesitant to embrace outside religion (Christian Missionaries come to mind). What made Buddhism so different/appealing that... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/adm2su/buddhism_originated_in_india_but_today_most_of/ | {
"a_id": [
"edihki7"
],
"score": [
33
],
"text": [
"One of the interesting things about the spread of Buddhism is that it took a very roundabout route through the northwest of the Indian subcontinent and Central Asia (what is now Afghanistan and Pakistan) into East Asia along the Silk Road routes... | [] | [] | [
[
"http://projects.mcah.columbia.edu/indianart/pdf/asoka_thapar.pdf",
"https://en.wikipedia.org/wiki/Kum%C4%81raj%C4%ABva",
"https://en.wikipedia.org/wiki/Xuanzang",
"https://depts.washington.edu/silkroad/texts/faxian.html",
"https://www.nationalgeographic.com/culture/2018/12/ancient-kingdoms-pr... | |
6gmtvd | stop-motion animation | I know you've seen the Shiny short film from Australia. How does someone create something so glorious? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6gmtvd/eli5_stopmotion_animation/ | {
"a_id": [
"dirh1hb",
"dirhfbk"
],
"score": [
2,
2
],
"text": [
"Conceptually, there's not much to it. \n\n1. Set your camera on a tripod or other device to ensure it stays in exactly the same place\n2. pose your clay figure/doll/paper cutout/clothes\n3. take a photograph.\n4. SLIIIIIIGHT... | [] | [] | [
[],
[]
] | |
5s0qw0 | How were ancient open-field battles organised? | This may seem like a stupid question but did two armies just happen to find one another while on the move or would there have been an agreed location to begin a battle? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/5s0qw0/how_were_ancient_openfield_battles_organised/ | {
"a_id": [
"ddbohl1"
],
"score": [
176
],
"text": [
"I can only answer this for Classical Greece, but I'm sure some of our resident experts will be willing to add the Roman perspective.\n\nSimply put, Greek armies were usually able to find one another because it was all but impossible for an army... | [] | [] | [
[]
] | |
e25los | why did google let microsoft use chromium on edge? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e25los/eli5_why_did_google_let_microsoft_use_chromium_on/ | {
"a_id": [
"f8tmumt",
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"score": [
8,
3
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"text": [
"[Google is an advertising company, first and foremost](_URL_0_). Everything that they do, they do to further the goal of selling more ads.\n\nChrome, Drive, their MS Office knock-offs: their only purpose is to get people to ... | [] | [] | [
[
"https://www.visualcapitalist.com/how-tech-giants-make-billions/"
],
[]
] | ||
1z39jj | In evolution if mutations are random, how does bacteria learn to use the mutations correctly? Does the behavior mutate randomly too? | _URL_0_
This question may be a bit confusing so let me put it this way:
If a cell evolves a flagellum that it did not have before (dont know
how likely that mutation is) how does it know how to use the tail upon evolving? If it were to get proteins that help it cling to objects instead of a Flagellum, how would it k... | askscience | http://www.reddit.com/r/askscience/comments/1z39jj/in_evolution_if_mutations_are_random_how_does/ | {
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2,
3,
4,
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11,
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"text": [
"'Mutation' refers to somewhat random modification of a cell's genome. This usually affects only affects a few proteins. A cell doesn't ... | [] | [
"http://evolution.berkeley.edu/evosite/evo101/IIIC1aRandom.shtml"
] | [
[],
[],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Mixotrich"
]
] | |
3p5rmh | Why didn't Germany go through Luxembourg instead of Belgium in WWI? | [deleted] | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3p5rmh/why_didnt_germany_go_through_luxembourg_instead/ | {
"a_id": [
"cw3d1cz"
],
"score": [
10
],
"text": [
"The Germans **DID** go through Luxembourg, they just went through Luxembourg **and** Belgium. The problem with just going through Luxembourg, is that it creates an incredibly cramped 'battlespace' if you will, with not a lot of room for the mass... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/30byp7/why_didnt_germany_just_go_around_belgium_during/",
"https://www.reddit.com/r/AskHistorians/comments/34bn05/why_was_invading_belgium_a_bad_move_by_germany/"
]
] | |
fdd1pi | how are doctors so sure a person can't regain consciousness once their vitals shuts down? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fdd1pi/eli5_how_are_doctors_so_sure_a_person_cant_regain/ | {
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"score": [
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2,
2,
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],
"text": [
"They have seen many people's vital signs shut down. When none of those people can be revived after X minutes, they start to think that nobody can ever be revived after X minutes. ... | [] | [] | [
[],
[],
[],
[]
] | ||
3alatl | What is the Origin of Yahweh? | In a historical context where did the god of Judaism and Christianity first emerge? Were there any previous incarnations? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/3alatl/what_is_the_origin_of_yahweh/ | {
"a_id": [
"csdspdx",
"csdwazp"
],
"score": [
5,
12
],
"text": [
"Mark Smith in *The Early History of God* and *The Origins of Biblical Monotheism* traces the original cult center of Yahweh to the town of Tayma in NW Arabia. According to this theory the proto-Israelites were a combo of lo... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/El_%28deity%29#Ugarit_and_the_Levant",
"https://en.wikipedia.org/wiki/Asherah"
]
] | |
uby62 | If the Alsace-Lorriane region had not been taken away from France after the Franco-Prussian War would it have any effect on politics of Europe? | It's just for personal curiousity on the subject, I've done some reading (read google, wikipedia) but was looking for a more academic conversation on the matter. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/uby62/if_the_alsacelorriane_region_had_not_been_taken/ | {
"a_id": [
"c4u1in2",
"c4u75ab"
],
"score": [
3,
3
],
"text": [
"That depends.\n\nAlsace-Lorraine was certainly a very serious problem between France and Germany, but so was crowning the Emperor in Versailles and a number of other slights during the Franco-Prussian war.\n\nIMO, if they ha... | [] | [] | [
[],
[]
] | |
1nfzhk | Other than the Doolittle Raid did Jimmy Doolittle do anything with a major impact on WWII? | I ask because I just found out that he died the day I was born (9/27/1993) and I remember my dad saying that one of my great uncles had flown with him at war-time but not in the raid. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1nfzhk/other_than_the_doolittle_raid_did_jimmy_doolittle/ | {
"a_id": [
"ccigxmm"
],
"score": [
7
],
"text": [
"Doolittle's main impact on the war actually came before the hostilities. When he was working for Shell, he convinced the company to invest in the property/plant/equipment to refine 100-octane gasoline before there was a market for it. He correctl... | [] | [] | [
[]
] | |
3gd7ty | What would happen if a celestial body like the moon or small planet were to pass by us close enough to enter our atmosphere? | askscience | http://www.reddit.com/r/askscience/comments/3gd7ty/what_would_happen_if_a_celestial_body_like_the/ | {
"a_id": [
"ctx52lg",
"ctxj8ut"
],
"score": [
25,
5
],
"text": [
"I want to start to answer this question by helping you understand just how unlikely this scenario is. The height of our atmosphere is on the order of 100km. To help you picture how thin our atmosphere is, this is basically ... | [] | [] | [
[
"http://www.wolframalpha.com/input/?i=%28100+km+%2F+radius+of+earth%29+%2F+%28penny+thickness+%2F+nba+basketball+radius%29"
],
[]
] | ||
zynzn | Why do my stationary eyes fade to black in a little to no light environment? | askscience | http://www.reddit.com/r/askscience/comments/zynzn/why_do_my_stationary_eyes_fade_to_black_in_a/ | {
"a_id": [
"c68ut88",
"c68v1jk"
],
"score": [
2,
2
],
"text": [
"I have never experienced this \"fade to black\". Honestly, it doesn't sound like something that should be happening. If there is enough light in the room for your eyes to see around you, your vision should not fade at all du... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Prisoner%27s_cinema",
"http://en.wikipedia.org/wiki/Optical_illusion",
"http://en.wikipedia.org/wiki/Ganzfeld_effect",
"http://en.wikipedia.org/wiki/Troxler's_fading"
]
] | ||
igc3w | Physics Question: Driving in the rain. Does more rain hit your windshield as you go faster? | My wife and I got into a "discussion" yesterday as we drove through a rainstorm.
Let's assume that you are driving in the rain, which is falling straight down at a uniform rate (drops evenly distributed etc.).
Does your front windshield strike twice as many drops per unit time if you go twice as fast? | askscience | http://www.reddit.com/r/askscience/comments/igc3w/physics_question_driving_in_the_rain_does_more/ | {
"a_id": [
"c23iw62",
"c23iw6l"
],
"score": [
2,
6
],
"text": [
"Imagine uniformely distributed droplets ahead of your car. Look at the volume in front uf your windshield, forming a right cuboid (\"rectangular box\") the area of your windshield, but with a varying depth of 1, 2 and 3 mete... | [] | [] | [
[],
[]
] | |
37dcdi | why are we able to speak well over 6,000 languages, and yet are unable to effectively communicate with our domesticated brethren? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37dcdi/eli5_why_are_we_able_to_speak_well_over_6000/ | {
"a_id": [
"crlwa5d"
],
"score": [
2
],
"text": [
"As far as we know humans are the only animal to use language.\n\nThe sounds other animals make would be more analogous to human body language than to speech."
]
} | [] | [] | [
[]
] | ||
6z9hfu | how do clocks compensate for the fact that a day isn't a full 24 hours? | Wouldn't they eventually be off and start displaying incorrect times? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6z9hfu/eli5_how_do_clocks_compensate_for_the_fact_that_a/ | {
"a_id": [
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"score": [
4,
2,
2,
21,
5,
2
],
"text": [
"It's such an insignificant amount of time that it's not really noticable. That's why leap years are only every 4 years instead of more ... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
30k413 | is google licensing its fiber optics? | I just noticed today that AT & T is also offering gigabyte internet. Coincidentally they are offering in the same cities as Google Fiber.
First I thought Google was licensing, then I thought that would be introducing their own competitions to the cities. So who owns the Fiber Optics in those cities? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30k413/eli5_is_google_licensing_its_fiber_optics/ | {
"a_id": [
"cpt6i5l"
],
"score": [
18
],
"text": [
"Google isn't licensing their fiber optics. What's happening is that Google is succeeding in their goal to force ISPs to step up their game. Google believes fast, affordable internet should be available to everyone. The current market is happy fo... | [] | [] | [
[]
] | |
duohmk | blue light from screens reduces melatonin, but doesn’t that mean more serotonin? | Wouldn’t it be better to have less melatonin so there’s more brain “space” for serotonin? Thank you! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/duohmk/eli5_blue_light_from_screens_reduces_melatonin/ | {
"a_id": [
"f77fj8t"
],
"score": [
3
],
"text": [
"No, it doesnt work that way. Oddly enough dopamine and melatonin are inversely linked (one goes up and the other goes down). But contrary to popular belief that has more of an effect on movement than on mood. But it is thought to be related to wh... | [] | [] | [
[]
] | |
yzl3u | why don't girls ask guys out? | I've never understood it, and in my perspective it's a bit unfair. It just leaves guys to play a crazy guessing game | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/yzl3u/eli5_why_dont_girls_ask_guys_out/ | {
"a_id": [
"c606wdr",
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"c60r3ai"
],
"score": [
18,
3,
5,
12,
2,
4,
12,
5,
2
],
"text": [
"Because our culture has long been focused on men being in a dominan... | [] | [] | [
[],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Sadie_Hawkins_dance"
],
[],
[],
[],
[]
] | |
5wzpf8 | why can't dc be transformed as easily as ac | It seems cars with their coil packs have no problems doing it with coil packs. As far as I'm aware, the ratio of the voltage increase (or decrease) is the result of the ratio of the turns in the primary and secondary windings.
If AC oscillates at a voltage V 60 times per second and goes through a transformer to step ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5wzpf8/eli5_why_cant_dc_be_transformed_as_easily_as_ac/ | {
"a_id": [
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"text": [
"When you switch a DC signal on and off, you're turning it into an AC signal. \n\nIt's easier to manipulate the voltage and current of AC signals, because with AC we are able to use magnetic coupling as another degree of freedom. Magnetic fields... | [] | [] | [
[]
] | |
as54vl | if it takes about 8 minutes for sunlight to reach earth doesn’t that mean that it’s true position in the sky is 8 minutes ahead? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/as54vl/eli5_if_it_takes_about_8_minutes_for_sunlight_to/ | {
"a_id": [
"egru2kw",
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],
"score": [
7,
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],
"text": [
"EDIT: sorry, the first thing you said is not entirely true. The second is fine.\n\nThe sun's position in the sky is due to the rotation of the earth, much more than the orbit aroun... | [] | [] | [
[],
[],
[],
[]
] | ||
yadhz | what are they talking about when they say a room or building has 'great acoustics'? how do you determine if a room has great acoustics? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/yadhz/eli5_what_are_they_talking_about_when_they_say_a/ | {
"a_id": [
"c5tsga3",
"c5tt41g",
"c5tzs3p"
],
"score": [
60,
4,
2
],
"text": [
"When someone makes noise, a sound wave travels from them to your ear, and that's how you hear it.\n\nMaybe you're picturing a laser-beam type wave, shooting from the sound source to your ear. If you co... | [] | [] | [
[],
[],
[]
] | ||
49me1r | Did FDR let Pearl Harbor happen? Was there knowledge that A, the attack was going to happen, and B, when? | I've heard this before and I don't believe it, but can somebody fill me in? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/49me1r/did_fdr_let_pearl_harbor_happen_was_there/ | {
"a_id": [
"d0t3hb7"
],
"score": [
7
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"text": [
"Hey there this has come up before!\n\nWould point you towards 2 of my previous answers on the subject: _URL_1_\n\n_URL_0_\n\nIt boils down to a combination of things people looking back to say \"conspiracy!\".\n\nThe big one is that it is much ea... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/3ve1qb/did_america_know_that_japan_was_going_to_attack/cxmzy6j",
"https://www.reddit.com/r/AskHistorians/comments/3yifa3/were_there_conspiracy_theorists_who_believed_that/cydw2s7"
]
] | |
1xgzcm | rutherford's nuclear atom | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xgzcm/eli5_rutherfords_nuclear_atom/ | {
"a_id": [
"cfb8lho",
"cfbaxq0"
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"score": [
2,
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],
"text": [
"I can't summarize it better than the Wikipedia article, but I'd be happy to answer any more *specific* questions you have.",
"The atomic model prior to Rutherford was that of J.J. Thomson. Thomson's atom was made entirel... | [] | [] | [
[],
[]
] | ||
2n9ko8 | why do we not use airships nowadays? shouldn't there be a solution to the explosive problem by now? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2n9ko8/eli5_why_do_we_not_use_airships_nowadays_shouldnt/ | {
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"cmbl1xo",
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"score": [
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"text": [
"They'd be pretty slow compared to airplanes, cars, trains, basically any other modern method of travel. It would be such a novelty/niche market that it'd probably be hard to turn a... | [] | [] | [
[],
[],
[],
[]
] | ||
1selem | In the US during the 1800s, was it common for slaves to go insane? | I'm reading Beloved by Toni Morrison. It discusses slaves going crazy. Did this happen? How often? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1selem/in_the_us_during_the_1800s_was_it_common_for/ | {
"a_id": [
"cdwusv7"
],
"score": [
2
],
"text": [
"There was just a thread discussing this a couple of weeks ago, hopefully you can find some answers here: \n\n_URL_0_"
]
} | [] | [] | [
[
"http://www.reddit.com/r/AskHistorians/comments/1r2dcf/mentally_disabledimpaired_slaves_in_antebellum/"
]
] | |
93hsq3 | How does the smoke, heat and debris from wildfires affect cloud and weather systems? | askscience | https://www.reddit.com/r/askscience/comments/93hsq3/how_does_the_smoke_heat_and_debris_from_wildfires/ | {
"a_id": [
"e3faeag"
],
"score": [
2
],
"text": [
"Most areas have regular wind patterns that are determined by the heating of air. Hot air rises, and cold air sinks. Air, like most other things, likes to move from areas of high pressure to areas of low pressure. When hot air rises, the pressure ... | [] | [] | [
[]
] | ||
2ofzdr | why do we refer the secretary of state as mr. secretary, but never the ceo of microsoft as mr. ceo? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ofzdr/eli5_why_do_we_refer_the_secretary_of_state_as_mr/ | {
"a_id": [
"cmmu0x8"
],
"score": [
3
],
"text": [
"Because of tradition which was developed to divide society into classes dating centuries back and how that contrasted with the bourgeois revolution in the XVIII century. The titles mean to convey someone's social position and indicate whether the... | [] | [] | [
[]
] |
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