q_id stringlengths 5 6 | title stringlengths 3 301 | selftext stringlengths 0 39.2k | document stringclasses 1
value | subreddit stringclasses 3
values | url stringlengths 4 132 | answers dict | title_urls list | selftext_urls list | answers_urls list |
|---|---|---|---|---|---|---|---|---|---|
679ot3 | Crimean Ottoman slave trade | How was the slave procured by the Crimean Khanate?
How was they sold and transported to the Ottoman empire?
Is there any consensus of how exstensive this trade was as in how many persons was sold?
And also in what if any way was the Genoan Republic involved? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/679ot3/crimean_ottoman_slave_trade/ | {
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"The Crimean Khanate was in a strategic position regarding slave trade, and was the center of the Black Sea slave trade. To the North and Northwest they had access to vast areas, to the trade and transport networks, and to the peoples to be captur... | [] | [] | [
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"http://booksandjournals.brillonline.com/content/journals/10.1163/18763316-04101006",
"http://mikedashhistory.com/2015/01/15/blonde-cargoes-finnish-children-in-the-slave-markets-of-medieval-crimea/"
]
] | |
tl0u9 | Is an ice cube necessarily the best structure for ice to resist melting the longest? | I guess that the cube has the lowest surface area, while on the flip side, objects like heat sinks appear to be made to maximize surface area.
So I'm thinking it is, but it would be cool to see if there are any other shapes that would do the job pretty well
| askscience | http://www.reddit.com/r/askscience/comments/tl0u9/is_an_ice_cube_necessarily_the_best_structure_for/ | {
"a_id": [
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"score": [
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"text": [
"A sphere has the least surface area per volume"
]
} | [] | [] | [
[]
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eyakuv | how do fingerprint scanners work? what format are the scans themselves stored in? | Basically, how do fingerprint scanners "capture" a fingerprint, and how does each scan compare to the stored fingerprint scan from when the scanner was set up? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eyakuv/eli5_how_do_fingerprint_scanners_work_what_format/ | {
"a_id": [
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"text": [
"Not an expert, but I used to work on police in-car software services. The fingerprint scanners they used at the time identified the branches and terminations of the ridges and recorded their relative positions. Those were called \"minimals\". You... | [] | [] | [
[]
] | |
czb6yn | if a trading partner's currency deflates, what negative impacts could that have on my country and its economy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/czb6yn/eli5_if_a_trading_partners_currency_deflates_what/ | {
"a_id": [
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"text": [
"If their currency deflates, then it would cost them more of their currency to exchange for your currency. This would make your exports to them more expensive, which might cut your sales as the effective price to them increases. Weaker demand for ... | [] | [] | [
[]
] | ||
zxlk2 | [Astronomy] What is the deal with all of the stars that don't appear to be part of a galaxy? | It seems like every time you see a picture of a galaxy, it is a bunch of stars condensed into a localized area, but it is also surrounded by seemingly singular stars.
Is this because the image is usually captured looking through the milky way? | askscience | http://www.reddit.com/r/askscience/comments/zxlk2/astronomy_what_is_the_deal_with_all_of_the_stars/ | {
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"c68lfdo",
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"text": [
"Those are either stars from our own galaxy, or other distant galaxies that are too far away to be resolved beyond a small point of light, depending on the picture you're looking at. ",
"Yes, either ... | [] | [] | [
[],
[],
[]
] | |
1jw5hz | why does traffic seem to 'bunch up' on long strings of highway? | I've been doing a great deal of driving lately and I prefer to drive at night when there is little traffic. Still, I will go for miles without seeing another soul, and all of the sudden there are like 5 cars all bunched up together. I searched the subreddit and read about the ripple effect, but that is during actual tr... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jw5hz/eli5_why_does_traffic_seem_to_bunch_up_on_long/ | {
"a_id": [
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"score": [
2
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"text": [
"because many people naturally slow down and maintain speed when they are near other people\n\npeople going faster catch up to people going slower and simply adjust to stay behind\n\nits the natural inclination of people to form a group\n\n"
]
} | [] | [] | [
[]
] | |
425ts0 | why is it that when someone touches me in a certain place on my body it can send "chills" throughout my body? for example, when my so nibbles on my ear it makes my whole body tingle. why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/425ts0/eli5_why_is_it_that_when_someone_touches_me_in_a/ | {
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"text": [
"A lot of the time its a multitude of stimul... | [] | [] | [
[],
[],
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"https://en.m.wikipedia.org/wiki/Erogenous_zone"
],
[
"https://www.youtube.com/user/TheUKASMR",
"https://www.youtube.com/user/HeatherFeatherASMR",
"https://www.youtube.com/user/Asmrer"
],
[],
[],
[],
[],
[],
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2oafpo | disregarding the impossible. vertically, how deep / high must i be before i am no longer within my country's boundaries? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2oafpo/eli5_disregarding_the_impossible_vertically_how/ | {
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"score": [
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"text": [
"There is no official, universally accepted standard for where a nation's airspace ends. T... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Outer_Space_Treaty"
],
[
"http://en.wikipedia.org/wiki/The_Man_Who_Sold_the_Moon",
"http://en.wikipedia.org/wiki/Outer_Space_Treaty",
"http://en.wikipedia.org/wiki/Cuius_est_solum,_eius_est_usque_ad_coelum_et_ad_inferos"
],
[],
[],
[],
[],
[]
] | ||
1qba9c | how can the fbi and other government agencies not shut down deep web sites like the silk road without finding the owner? | With Ross Ulbricht, why couldn't the government shut down his website before they caught him? Why can't they shut down other websites that include child porn, hit men, drugs, etc? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qba9c/eli5_how_can_the_fbi_and_other_government/ | {
"a_id": [
"cdb33od"
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"score": [
23
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"text": [
"No one here seems to have given the right answer. Not even close. \n\n\"The Deep Web\" is a over used term that really just means computers you cant connect to normally. Things that arent indexed by search engines, content behind paywalls or log... | [] | [] | [
[]
] | |
eyqbce | Can any Bee larva become a queen? | Beekeeping. Was watching this video on raising queen bees. [_URL_0_](_URL_1_). He takes larvae and put them on smaller cells. I thought they are classified as workers, nurse and queen by birth. Can any larva be a potential queen? If so, can any larva become any type? | askscience | https://www.reddit.com/r/askscience/comments/eyqbce/can_any_bee_larva_become_a_queen/ | {
"a_id": [
"fgj8dot",
"fgj8xlq",
"fgjxwgl"
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"score": [
7028,
122,
20
],
"text": [
"There are 3 types of honeybees in a given colony:\n\n1. More than 85% of all the bees are female workers. They do all the important tasks that keep the hive running smoothly, but cannot reproduce.... | [] | [
"https://youtu.be/TW\\_FJTnhilg?t=1171",
"https://youtu.be/TW_FJTnhilg?t=1171"
] | [
[],
[
"https://upload.wikimedia.org/wikipedia/commons/8/8e/AllJH.svg",
"https://www.nature.com/articles/srep18794",
"https://www.afir-beekeeping-center.com/uploads/2/5/9/8/25986192/bee-jobs_2.jpg",
"https://askabiologist.asu.edu/sites/default/files/resources/articles/ant_colony/Caste%20sizes.jpg",... | |
3f199t | why are we being bombarded with so many superhero movies? | Not that im mad about it just wondering. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3f199t/eli5_why_are_we_being_bombarded_with_so_many/ | {
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"text": [
"Because they make god awful amounts of money. Not that I'm complaining either, I have enjoyed this run this far.",
"They make obscene amounts of money w... | [] | [] | [
[],
[],
[],
[],
[]
] | |
1tskdh | How do helicopters with coaxial rotors and no pitch control turn? (Like on some rc copters) | The type of helicopter I'm thinking of doesn't need counter torque because it has an opposing rotation, but it also doesn't use pitch to control the helicopter. Assuming no control of the pitch of the blades (and tilt forwards/backwards comes from a third rotor on the tail), how does such a helicopter go up or down, or... | askscience | http://www.reddit.com/r/askscience/comments/1tskdh/how_do_helicopters_with_coaxial_rotors_and_no/ | {
"a_id": [
"ceb2woq"
],
"score": [
3
],
"text": [
"Yes, it does. These little helicopters are able to rotate the blades independentally, and rotates by slowing down one while speeding up the other, creating unbalanced torque.\n\nReal coax helicopters are a little different. Their blades always ro... | [] | [
"http://www.amazon.com/gp/aw/d/8499000606/ref=redir_mdp_mobile?pc_redir=1388126899#immersive_view?1388126908980"
] | [
[]
] | |
1qvtei | why doesn't water vapor in our air turn to liquid? | Basically I'm asking how humidity exists...At regular room temperature, wouldn't water be in liquid form? And if it is, how does its molecular weight not just force it to the ground? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qvtei/why_doesnt_water_vapor_in_our_air_turn_to_liquid/ | {
"a_id": [
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"text": [
"At room temperature, water exists in both liquid and vapor form. Humidity (water vapor) does turn to liquid when it touches a cool surface. It's called condensation. Notice the outside surface of a cold drink you've poured. It will become wet. Th... | [] | [] | [
[]
] | |
43oktb | Is it possible to start a fire with superheated steam? | askscience | https://www.reddit.com/r/askscience/comments/43oktb/is_it_possible_to_start_a_fire_with_superheated/ | {
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"Sure! Superheated steam can pack a lot of thermal energy, which can then be transferr... | [] | [] | [
[
"https://www.youtube.com/watch?v=R9uvIhgVz04",
"https://en.wikipedia.org/wiki/Spontaneous_combustion",
"https://en.wikipedia.org/wiki/Autoignition_temperature"
],
[],
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[],
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2ipwx0 | What would happen if 2 objects with mass going as close as possible to the speed of light collided? | Assuming not head on. Objects tend to speed up when this happens, but since it's impossible for an object with mass to go the speed of light, what would happen? | askscience | http://www.reddit.com/r/askscience/comments/2ipwx0/what_would_happen_if_2_objects_with_mass_going_as/ | {
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"text": [
"Since you excluded the scenario of a head on collision, you seem to be asking what would happen if the energy in one object was transferred to the other to speed it up. \n\nIt's a good question, and as you expect, speeding o... | [] | [] | [
[],
[]
] | |
ay1e64 | Was there gravity before, and during, the Big Bang? | I've been going down the rabbit-hole of the FAQ and the answers on the Big Bang seem to all mention that the Big Bang happened everywhere and with infinite matter. I'm having a hard time understanding if all matter was just a hot plasma before the Big Bang, why it didn't collapse due to gravity? Why didn't the universe... | askscience | https://www.reddit.com/r/askscience/comments/ay1e64/was_there_gravity_before_and_during_the_big_bang/ | {
"a_id": [
"ehyj70v",
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"score": [
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3
],
"text": [
"There probably wasn't gravity as we know it during the first moments after the big bang. At high energies, fundamental forces cannot be described as separate interactions -- for example, shortly after the big bang, the elec... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Planck_units#Cosmology"
],
[]
] | |
8do5de | what causes exhausts to have that rasp-y sound people tend to associate with tuners? (civics, integras, etc) | I've been having trouble trying to understand why this stuff happens. I've done research and it can happen with titanium or stainless steel exhausts, and I know that it also tends to happen more if you have test pipes instead of catalytic converters. Is there a simple way to explain *why*? People on car forums all have... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8do5de/eli5_what_causes_exhausts_to_have_that_raspy/ | {
"a_id": [
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"score": [
3,
2
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"text": [
"It has a lot to do with the resonater (muffler) design. Being a resonater, the size volume and pathway makes different tones. Think of how different brass instruments make different sounds.\n\nIf you are tuning for high rpm ... | [] | [] | [
[],
[]
] | |
22mvqq | why are revealed female breasts/nipples considered erotic? | I realize that in the Amazon and some parts of Africa topless women are the norm as they are not considered sexual/erotic. Boobs have no purpose in sexual reproduction (outside of nursing), so why is it sexual? I've always wondered. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22mvqq/eli5why_are_revealed_female_breastsnipples/ | {
"a_id": [
"cgod0d2"
],
"score": [
8
],
"text": [
"They're [secondary sexual characteristics](_URL_0_). Essentially characteristics that appear during puberty to say that the person is able to reproduce. It's important for mate selection, as mating with one unable to reproduce is evolutionarily a... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Secondary_sexual_characteristics"
]
] | |
4pwpht | why do ceiling fans have two speeds: hurricane and is this on? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4pwpht/eli5_why_do_ceiling_fans_have_two_speeds/ | {
"a_id": [
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"score": [
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],
"text": [
"Every ceiling fan I've personally known has had 4 speeds: off, low, medium and high.\n\nEach has their uses, such as low being good to spread heat around in the winter without causing a cooling draft (this is also why they usually have the revers... | [] | [] | [
[]
] | ||
2h0stp | phase/neutral/3-phase how does electricity work ? | What is Phase and what is neutral, what's the difference between single phase and 3-phase system and how does it affect the consumer (appliances running on it) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2h0stp/eli5phaseneutral3phase_how_does_electricity_work/ | {
"a_id": [
"ckoa807"
],
"score": [
8
],
"text": [
"Phase is the positive side of the circuit (240 volts here in the UK) and neutral is at 0 volts. Now imagine electricity as water. Water will always flow downhill, electricity will always want to flow to 0. The voltage is the difference between th... | [] | [] | [
[]
] | |
2wcqc0 | Is there a connection between Sheol (or the Jewish underworld) and the Christian concept of hell? If not, where did the Christian concept of hell come from? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2wcqc0/is_there_a_connection_between_sheol_or_the_jewish/ | {
"a_id": [
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"score": [
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"text": [
"Sheol in the Hebrew Bible isn't really related to hell; it is more akin to the type of afterlife more commonly depicted in Mesopotamian texts as a kind of shadowy existence. There isn't an explicitly outlined concept of eternal reward or punishm... | [] | [] | [
[]
] | ||
3xwkha | how to herbivores get enough nutrients from just grass? | How is it possible that cows, for instance, get enough nutrients from eating just grass? Like, a bull is HUGE, how? Plus when you realise that cows essentially turn grass into nutrient rich milk and protein rich meat it kinda blows your mind. It's grass. Should bodybuilders start a grass only diet now? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xwkha/eli5_how_to_herbivores_get_enough_nutrients_from/ | {
"a_id": [
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"text": [
"The short answer is that they eat a shitload of grass.\n\nCows spend pretty much every waking moment of their lives eating and have a very complicated digestive system designed to get maximum nutrient and caloric value from ... | [] | [] | [
[],
[]
] | |
1db6nk | how am i suppose to charge and maintain my lithium based laptop battery? | Here is a link that I don't fully understand. Can you break it down for me in bullet points? What am I suppose to do and not do?
_URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1db6nk/eli5_how_am_i_suppose_to_charge_and_maintain_my/ | {
"a_id": [
"c9onziz"
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"text": [
"Avoid fully discharging the battery. Try not to go below about 30% on a regular basis.\n\nAvoid heating the battery above 30C (86F).\n\nUse the battery semi-regularly. Avoid maintaining a perpetually full charge, especially at temperatures above ... | [] | [
"http://batteryuniversity.com/learn/article/how_to_prolong_lithium_based_batteries"
] | [
[]
] | |
13z2k7 | What caused some of the early Earth's surface to become oceanic plates while other parts became continental plates of much higher elevation? Why wouldn't it form plates all of roughly the same elevation? | askscience | http://www.reddit.com/r/askscience/comments/13z2k7/what_caused_some_of_the_early_earths_surface_to/ | {
"a_id": [
"c78fgyr"
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"score": [
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"text": [
"They're made of rocks of different density. [Oceanic crust is denser](_URL_0_), at about 2.9 g/cm^3 . [Continental crust](_URL_1_) is less dense, at about 2.7 g/cm^3 . "
]
} | [] | [] | [
[
"http://en.wikipedia.org/wiki/Oceanic_crust",
"http://en.wikipedia.org/wiki/Continental_crust"
]
] | ||
38lvga | why do people walk in a circle when they're in a fistfight? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38lvga/eli5why_do_people_walk_in_a_circle_when_theyre_in/ | {
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"score": [
11,
4,
4,
4
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"text": [
"I'm no professional boxer, but I spar once a week. Constantly moving is good for three things:\n\n* It makes you harder to hit\n* It makes looking for openings of your opponent ea... | [] | [] | [
[],
[],
[],
[]
] | ||
1mbpyh | I am wondering what is the oldest known human created artifact discovered? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1mbpyh/i_am_wondering_what_is_the_oldest_known_human/ | {
"a_id": [
"cc7opl7"
],
"score": [
5
],
"text": [
"This is a question better suited to /r/AskAnthropology"
]
} | [] | [] | [
[]
] | ||
1l328q | why does bread become doughy again when you squish it up? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1l328q/eli5_why_does_bread_become_doughy_again_when_you/ | {
"a_id": [
"cbvag4u"
],
"score": [
3
],
"text": [
"Bread is airy because of the bubbles baked into the bread and held in place by gluten (or the gluten-free equivalent). Squish the bubbles and you're left with a dense, baked dough that feels squishy instead of pillowy."
]
} | [] | [] | [
[]
] | ||
3ys3de | why do we have capsaicin receptors on our buttholes? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ys3de/eli5_why_do_we_have_capsaicin_receptors_on_our/ | {
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24,
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2
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"text": [
"Those receptors are in mucus membranes, which are in your anus. It would sting if you shoved it up your nose as well.",
"Capsaicin triggers ordinary neur... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Capsaicin#Mechanism_of_action"
],
[],
[],
[]
] | |
8l9t2t | Why was japan allowed to remain whole and become a democracy and not split like Korea was after WWII? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/8l9t2t/why_was_japan_allowed_to_remain_whole_and_become/ | {
"a_id": [
"dzdzdsq"
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"score": [
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],
"text": [
"Expanded from [an earlier answer of mine](_URL_1_)\n\nThe question of why Korea was divided and Japan was not is a tricky one with a lot to untangle here. \n\nFirstly, the seeming permanence of Korea's division and the long-term division of Germa... | [] | [] | [
[
"http://www.ndl.go.jp/constitution/e/shiryo/01/018/018tx.html#t001",
"https://www.reddit.com/r/AskHistorians/comments/8fjcw8/why_wasnt_japan_divided_into_zones_of_occupation/dy5dt3m/"
]
] | ||
26u551 | Why, during the American Civil War, would people gather and watch battles for recreation? Wouldn't heads being blown off disturb them and their picnics? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/26u551/why_during_the_american_civil_war_would_people/ | {
"a_id": [
"chuyvxi"
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"score": [
4
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"text": [
"To my knowledge, this only happened at the very beginning of the war, as everyone had their sharp new uniforms on, and people expected neat Napoleonic type warfare, with minimal civilian casualties (and people expected to watch from very far away... | [] | [] | [
[]
] | ||
rwlth | How badly did the Holocaust hinder the Nazi war effort? | One of the great mysteries of the Holocaust, to me, is why Germany committed it in the midst of fighting for its survival.
The Nazis killed able-bodied Jews and others who could have instead been fighting for Germany or at least working to build materiel. Yes, slave labor was used, but it seems to have mostly been ab... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/rwlth/how_badly_did_the_holocaust_hinder_the_nazi_war/ | {
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"text": [
" > The Nazis killed able-bodied Jews and others who could have instead been fighting for Germany or at least working to build materiel. \n\nYou're looking at... | [] | [] | [
[],
[
"http://movies.netflix.com/WiMovie/Auschwitz_Inside_the_Nazi_State/70213112?trkid=2361637"
],
[],
[],
[]
] | |
9thkmd | Marines on D Day | I have a simple and straight forward question, why were there no Marines used on Dday? Was it due to them all being in the pacific or was it just felt that they were not needed? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/9thkmd/marines_on_d_day/ | {
"a_id": [
"e8wlbwj"
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"score": [
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"text": [
"It was due to them all being in the Pacific. The Marine Corps only comprised of six divisions during the Second World War and by 1944 all six divisions were engaged in the Pacific Theatre. Even if it had been possible to withdraw some of these d... | [] | [] | [
[]
] | |
6cee9d | Were any of the Founding Fathers openly opposed to slavery? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/6cee9d/were_any_of_the_founding_fathers_openly_opposed/ | {
"a_id": [
"dhu21bt"
],
"score": [
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"text": [
"It depends what you mean by openly opposed, really. (And also on who counts as a founder, which can be...contentious.) On the level of national politics and among the most famous names, there's not much. If you mean opposed to slavery in the sen... | [] | [] | [
[]
] | ||
19u4vs | Why is Robert F. Scott's expedition regarded higher than Amundsen's in some places? | I have seen similar questions asked, but no thread had a lot of comments or discussion. I'm from Norway, and I consider Scott an utter fool for i.e. taking ponies over dogs despite Fridtjof Nansen's advice. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/19u4vs/why_is_robert_f_scotts_expedition_regarded_higher/ | {
"a_id": [
"c8rcj0t",
"c8rcmpx",
"c8rei5b"
],
"score": [
3,
8,
4
],
"text": [
"Because he's English, and when retold, it's seen as a valiant and noble attempt. I don't think anybody seriously considers Scott's expedition to be \"rated higher\", but as a national tragedy, it contin... | [] | [] | [
[],
[],
[]
] | |
21it4n | will social security run out in the foreseeable future? when? | What will prolong Social Security? Are we going to see tax hike to cover the difference between paid out benefits and brought in taxes? Will all the baby boomers see their SS?
I saw a stat saying that due to immigration, we can effectively say 99% of the original baby boomer population is, numerically, still alive an... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21it4n/eli5_will_social_security_run_out_in_the/ | {
"a_id": [
"cgdffwg",
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"score": [
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15
],
"text": [
"It depends on how you look at it.\n\nFrom the perspective of \"Money collected by Social Security is less than money going out to Social Security\" then, yes, SS is going to go broke, and fairly soon.\n\nBut that's not how ... | [] | [] | [
[],
[
"http://www.ssa.gov/policy/docs/ssb/v46n7/v46n7p3.pdf"
]
] | |
3kw1fj | what power to influence policy does the uk's shadow cabinet actually have? | Does a member of the shadow cabinet actually have any more power to define policy than any other (non-cabinet member) MP? Or is its existence just to define policy so the opposition can say "If our party were in power, our policy on this topic would be X, you're doing it wrong"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3kw1fj/eli5_what_power_to_influence_policy_does_the_uks/ | {
"a_id": [
"cv1068o"
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"score": [
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"text": [
"Shadow cabinet can't directly affect government policy so it's the latter.\n\nHowever as members of Parliament they can vote on acts and issues put before the house.\n\nThe government can be defeated on an issue if enough MPS vote against them. ... | [] | [] | [
[
"http://www.parliament.uk/business/publications/business-papers/commons/votes-and-proceedings/#session=27&year=2015&month=8&day=11",
"http://www.theyworkforyou.com/mps/"
]
] | |
3trm10 | How were the borders of Canada's provinces/territories finalized into their modern form? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3trm10/how_were_the_borders_of_canadas/ | {
"a_id": [
"cx95dva"
],
"score": [
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"text": [
"I can't speak for the other provinces, but the border between Newfoundland and Labrador and Quebec was settled by a 1927 decision of the Judicial Committee of the Privy Council (then effectively the court of final appeal for Canada and other Domi... | [] | [] | [
[]
] | ||
40u3ig | Were the Sons of Liberty responsible for terrorism in the colonies leading up to the American Revolution? | To clarify further: Were they terrorists by conventional and modern definition?
Full disclosure: I'm writing a paper for a research seminar and would love some additional sources and information from someone more well read in the subjects of terrorism and the American Revolution. | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/40u3ig/were_the_sons_of_liberty_responsible_for/ | {
"a_id": [
"cyxhlla"
],
"score": [
4
],
"text": [
"The US Department of Defense defines terrorism as the following: \n\n > terrorism — The unlawful use of violence or threat of violence, often motivated by religious, political, or other ideological beliefs, to instill fear and coerce governments... | [] | [] | [
[]
] | |
35mem6 | how come places have sales and sell stuff for only $1 | I am at my local car dealership and I notice balloons all over the place saying 'buy 3 tires and get the fourth for only a dollar' how come they just don't I've the 4th tire for free? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35mem6/eli5_how_come_places_have_sales_and_sell_stuff/ | {
"a_id": [
"cr5qq9d"
],
"score": [
3
],
"text": [
"Their system might not allow for a zero dollar sale. They also still have to track all tires for inventory management. \n \nAlso management can pull up sales to see how many of those deals they sold. \n \nEdit- Grammar. I can't believe... | [] | [] | [
[]
] | |
agjans | During WWII Ultra, Purple, and Bodyguard are well known large-scale successes of Allied counter-espionage. Are there examples of any Axis successes? | In the global West at least, Barbarossa and the attack on Pearl Harbor are considered failures of the Allied powers to anticipate Axis moves, or at least a failure by policy makers to read the reports from people who full well knew what was coming. Were there any deadset Axis intelligence coups that people from Allied... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/agjans/during_wwii_ultra_purple_and_bodyguard_are_well/ | {
"a_id": [
"ee81eu8"
],
"score": [
5
],
"text": [
"You may be interested in this brief note about Finnish codebreaking efforts I wrote earlier. Finnish signals intelligence provided valuable information about Soviet plans and intentions and arguably had a very important role in stopping the 1944 ... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/5op658/one\\_vastly\\_known\\_deciphering\\_success\\_during\\_world/dda1n2w",
"https://www.reddit.com/r/AskHistorians/comments/5op658/one_vastly_known_deciphering_success_during_world/dda1n2w"
]
] | |
1g8r6h | can someone please explain a reciprocal in algebra? | Ill post this in learnmath, but really it's best to talk to me about math as if I'm a toddler. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1g8r6h/eli5_can_someone_please_explain_a_reciprocal_in/ | {
"a_id": [
"cahu44s",
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"score": [
4,
2
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"text": [
"it's a number, when multiplied by the denominator(the bottom number in a fraction), equals 1. so, 1/2 is the reciprocal of 2, because when you multiply 1/2 by 2 you get 1. so, in keeping with that the reciprocal of 837 is ... | [] | [] | [
[],
[]
] | |
3wpn7h | During the American revolution did Great Britain suffer a financial crisis? | As an example was it like the U.S during WW2 where there was rations and shortages of things? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3wpn7h/during_the_american_revolution_did_great_britain/ | {
"a_id": [
"cxyr5ms"
],
"score": [
2
],
"text": [
"Do you mean a financial crisis or an economic crisis? If you mean a financial crisis, the British debt rose considerably during the Revolution – although it was part of broader increase in indebtedness from the early 18th century to 1815. [This g... | [] | [] | [
[
"http://www.ukpublicspending.co.uk/year_spending_1780UKbt_15bc1n#ukgs302",
"http://www.ukpublicspending.co.uk/spending_chart_1692_2016UKp_XXc1li111tcn_G0t"
]
] | |
5haw9a | how do epoxies work on a molecular scale? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5haw9a/eli5_how_do_epoxies_work_on_a_molecular_scale/ | {
"a_id": [
"daz2gfz"
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"score": [
3
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"text": [
"Epoxy resins form ionic bonds at an atomic level with the bonding surfaces. \nDisadvantages of epoxies are that they have a high coefficient of thermal expansion and they are not that strong at elevated temperature. The high CTE becomes an issu... | [] | [] | [
[]
] | ||
64rkxj | Dear historians! Do you know any good books about the area of Brandenburg before the German eastward expansion in the High Middle Ages? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/64rkxj/dear_historians_do_you_know_any_good_books_about/ | {
"a_id": [
"dg53cpa"
],
"score": [
2
],
"text": [
"If you can read academic German well enough: \n\n*Die Entstehung der Mark Brandenburg*, by Lutz Partenheimer. \n\n*Albrecht der Bär. Gründer der Mark Brandenburg und des Fürstentums Anhalt*, by Lutz Partenheimer. \n\n*Die Mark Brandenburg: Band I... | [] | [] | [
[]
] | ||
1s6pl4 | is it better to leave my desktop running all the time or to turn it off every night? | I have heard and read so many different explanations about this. Some say that turning the computer off is bad because starting up a computer is bad for the electronics. Others say leaving it on costs way more and that dust accumulates faster. Any experts? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1s6pl4/eli5is_it_better_to_leave_my_desktop_running_all/ | {
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4,
5,
4,
2,
3,
2
],
"text": [
"In most scenarios you should be turning off your electronics when they are not in use. Your electronics do not suffer from being turned ... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
8vnvy2 | i give up. exactly how do resistors work? | Yeah, I know there are formulas I can calculate with but I still don't get it. Here's an example:
Running a laptop power supply, 15V, 2.5A, to power some chinesium LED strips. (I'm mainly doing LED projects and I know LEDs pull as many amps as they can and will burn out. I get that.) I put a 1 Ohm resistor on ther... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8vnvy2/eli5_i_give_up_exactly_how_do_resistors_work/ | {
"a_id": [
"e1owc3o",
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"score": [
2,
3,
2
],
"text": [
"You need to determine the maximum safe current for the LED. Back when I used to work with these a lot, it was typically 20 mA or so. Then you need to determine the supply voltage. Use Ohm's law to deter... | [] | [] | [
[],
[],
[]
] | |
axn0w9 | Are vaccines as effective as getting the real disease? | E.g. If I take a flu shot for a certain strain will I be as immune to this flu strain as if I'd get infected with it and survived? And is this true for all diseases for which there are vaccines? | askscience | https://www.reddit.com/r/askscience/comments/axn0w9/are_vaccines_as_effective_as_getting_the_real/ | {
"a_id": [
"ehumtrf",
"ehvc48x",
"ehvzas9",
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"score": [
12,
3,
2,
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],
"text": [
"I would say that you don't want to get hepatitis, because your liver will be left damaged even if you do survive. \n\nI believe that some vaccines do not offer the same level of p... | [] | [] | [
[],
[],
[],
[]
] | |
1b1s3y | Why isn't there one test for contact lenses and glasses? | Why isn't there a single test that can give your contact lens prescription and eyeglass prescription? Or a formula to convert one prescription to the other? | askscience | http://www.reddit.com/r/askscience/comments/1b1s3y/why_isnt_there_one_test_for_contact_lenses_and/ | {
"a_id": [
"c92skfd",
"c92tdoa"
],
"score": [
12,
7
],
"text": [
"To fit contact lenses, one must determine the exact shape of the eye because the lens sits on the eye directly. Those with glasses do not have to worry about fitting the exact contour of the eye. ",
"With respect to the... | [] | [] | [
[],
[]
] | |
e112fc | Shotguns Use in War. | I watched Platoon last night and Kevin Dillon's character appears to be using a shotgun as his primary weapon. How common was it for soldiers to use a shotgun in battle? Or is this Hollywood making stuff up. | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/e112fc/shotguns_use_in_war/ | {
"a_id": [
"f8l1mf6"
],
"score": [
7
],
"text": [
"Although only for WWI, these two answers might interest you:\n\n_URL_1_\n\n_URL_0_"
]
} | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/5mhfsd/i_just_saw_an_interesting_til_about_the_us_hiring/dc4otzy/",
"https://www.reddit.com/r/AskHistorians/comments/55iazk/wwi_shotguns/d8b3pqn/"
]
] | |
1hsg9d | aircraft stalling | While browsing reddit I ended up traveling down a Wiki-hole, leading me to read many articles about airplane crashes. A lot of them mention [stalling](_URL_0_), and no matter how many things I read about it, I still simply can't get my head around this idea.
Could someone please ELI5? Any means of explanation are app... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hsg9d/eli5_aircraft_stalling/ | {
"a_id": [
"caxh7c9"
],
"score": [
3
],
"text": [
"As fznsw said, when we talk about stalling in an aircraft, we're talking about the wing, not the engine.\n\nWhen a wing moves through the air, the angle between the wing and the air is called the \"angle of attack\".\n\nWhen the angle of attack b... | [] | [
"http://en.wikipedia.org/wiki/Stall_\\(flight\\)"
] | [
[
"http://www.aviation-history.com/theory/airfoil-5a.jpg",
"http://cdn7.modelairplanenews.com/wp-content/uploads/2011/10/BYF_08_03_0309_003_img001.jpg"
]
] | |
16ju55 | Inquiry about Mithras | Hello, I am currently reading about Mithra and some things just don't sit right with me. It appears that the many titles and character metamorphoses of the god Mithra are mentioned, but I do not see a satisfying source or a proper contextualization of it all. Mithra the god, the life giver, the bull killer, the Zeus, t... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/16ju55/inquiry_about_mithras/ | {
"a_id": [
"c7wol7b",
"c7xah26"
],
"score": [
8,
2
],
"text": [
"Roger Pearse has a site on Mithras, which he tries to keep in line with the most current reputable scholarship, [here](_URL_0_). Also, there was a recent episode of the BBC podcast In Our Time [on Mithras](_URL_1_), which w... | [] | [] | [
[
"http://www.roger-pearse.com/mithras/display.php?page=main",
"http://www.bbc.co.uk/programmes/b01pg5nt"
],
[
"http://www.bbc.co.uk/programmes/b01pg5nt"
]
] | |
2c9x07 | How did Michel Ney, a competent commander his whole career, screw up so badly at Waterloo? | I may be wrong here (please correct me if I am) but apparently he
1. Made a cavalry charge with no infantry or artillery support
2. Captured enemy cannons but did not spike them
3. Failed to capture the crossroads at Quatre Bras, and also failed to inform Napoleon that he hadn't met his objective
4. Gave contradict... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2c9x07/how_did_michel_ney_a_competent_commander_his/ | {
"a_id": [
"cjdepri"
],
"score": [
750
],
"text": [
"Michel Ney, *les brave des braves*, was a rather interesting character in the Napoleonic Wars. Being in the original class of the Marshalate, he was unique that he didn't serve directly under Napoleon nor was particularly famous in France as be... | [] | [] | [
[]
] | |
3dtkmj | how exactly does google's self-driving car know to stop for red lights, stop signs, other cars etc? | I have so many questions as to the technology behind this car. What if it runs out of petrol/battery? How does it know where to go? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3dtkmj/eli5_how_exactly_does_googles_selfdriving_car/ | {
"a_id": [
"ct8i20x",
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"ct8lfxx",
"ct8n8fj",
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"score": [
43,
5,
18,
5,
2,
3
],
"text": [
"Well, it knows to stop for lights and other cars because it has a sophisticated system of sensors that look for those things and then ... | [] | [] | [
[],
[],
[],
[],
[],
[
"http://www.ted.com/talks/chris_urmson_how_a_driverless_car_sees_the_road#t-322419"
]
] | |
2g1c97 | if ebola is contracted "through contaminated bodily fluids" only, how is it that so many people, including health care workers, are getting it? do they go bashing on each other bodily fluids or something? | In my little 5 y.o. mind, other diseases should be spreading just as bad, because I'd think that pretty much all our diseases are in our fluids. Also, why are these health care workers dressed in astronaut attire? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2g1c97/eli5_if_ebola_is_contracted_through_contaminated/ | {
"a_id": [
"ckep2jv",
"ckepl4m",
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"score": [
7,
5,
4
],
"text": [
"Ebola is incredibly infectious once you've been exposed to it; it takes far less contact to become infected than most other diseases. The disease can also cause vomiting and diarrhea, so it creates a lo... | [] | [] | [
[],
[
"http://www.reuters.com/article/2014/07/26/us-health-ebola-africa-idUSKBN0FV0NL20140726"
],
[]
] | |
di16na | how do people have access to winter sports like luge and skeleton at a young enough age to become olympic level good? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/di16na/eli5_how_do_people_have_access_to_winter_sports/ | {
"a_id": [
"f3sq10d",
"f3svg53"
],
"score": [
6,
3
],
"text": [
"They live near places where those sports are practiced (usually major ski areas) and have parents who can afford to buy them lessons and equipment.",
"Sled sports (luge, skeleton, etc.) a lot of times get their next crop... | [] | [] | [
[],
[]
] | ||
esc2m8 | How can ice age humans be compared with today humans? | It is common to find pictures of Ice Age humans being depicted as sturdy, grotesque, strong and with long hair and more fur. However, if we consider the ones that lived in 40000bce they did not lived too long ago to have being exposed to evolutionary adaptations compared with today humans.
My question is, do hum... | askscience | https://www.reddit.com/r/askscience/comments/esc2m8/how_can_ice_age_humans_be_compared_with_today/ | {
"a_id": [
"ffazd1s",
"fftsxfm"
],
"score": [
6,
2
],
"text": [
"You are asking a huge question. There are entire college courses on this. \n\nIn general, differences between 40 kya humans and modern humans may be accounted for by normal human variation. It may be like looking at living p... | [] | [] | [
[],
[]
] | |
3so3m9 | why does slang (or more informal ways of speaking in general) form in language? is it just a natural part of the gradual change in a language over time? what makes slang stick around or fall out of use? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3so3m9/eli5_why_does_slang_or_more_informal_ways_of/ | {
"a_id": [
"cwz5x7y"
],
"score": [
3
],
"text": [
"I'm not a linguistic major, but I am a history one so let me take a crack at it \n\nHistorically the Everyman is uneducated, and doesn't know the proper way to speak or the proper words for certain things\n\nIt's the reason we call it a bath inst... | [] | [] | [
[]
] | ||
9c7pwa | Phlogiston was first named in 1703, but was disproven by 1800. What's the story here? What theoretical issue did phlogiston solve, how popular did phlogstonic theory become, and was in there any negative response to its introduction or replacement? | Going by a quick Wiki search, Georg Ernst Stahl was the first to use the term phlogiston in 1703, but Lavoisier's experiments rendered phlogiston theory inviable by the 1780s. This seems like a pretty brief lifecycle for a scientific concept, especially one that's so distinct from its predecessors and successors. How d... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/9c7pwa/phlogiston_was_first_named_in_1703_but_was/ | {
"a_id": [
"e59rsoi"
],
"score": [
7
],
"text": [
"Stahl's phlogiston came, by his own account, from Johann Becher. Becher was a mid-17th century alchemist and chymist who in many ways lived up to the early modern stereotype of the alchemist-charlatan (as in Ben Johnson's play), for instance, Bec... | [] | [] | [
[]
] | |
1hzoc7 | A question on French military uniforms. | An image I've seen floating around claims that [this] (_URL_0_) is an 18th century French military coat, googling brings up similar coats, but not this one exactly. So my question is, when and where is this coat from? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1hzoc7/a_question_on_french_military_uniforms/ | {
"a_id": [
"cazjqo1"
],
"score": [
3
],
"text": [
"I believe this is the jacket and waistcoat worn by a French Divisional General during the late 18th/early 19th century. It looks identical to the uniform Napoleon wore when he crossed the Alps.\n\n[Edit] There are some other pictures of just such... | [] | [
"http://imgur.com/Y36Z4Gg"
] | [
[
"http://en.empirecostume.com/uniform-of-bonaparte-for-marengo-c78-a5620.htm"
]
] | |
8jf0wn | [Astronomy] What anti-contamination procedures do we engage in for space exploration? | While recently reading about the decimation of the Native American population due to diseases from European contact, I began considering what may happen if germs from Earth were spread into the universe. My question is thus multi-faceted.
(1) I assume that the extreme cold of space, along with extreme heat from enteri... | askscience | https://www.reddit.com/r/askscience/comments/8jf0wn/astronomy_what_anticontamination_procedures_do_we/ | {
"a_id": [
"dyzgkt9"
],
"score": [
4
],
"text": [
"1) While space is a hostile environment to life, there are a number of extremophiles like tardigrades and certain bacterial spores that can survive for years or decades exposed to space, and space agencies absolutely take measures to prevent cont... | [] | [] | [
[
"https://planetaryprotection.nasa.gov/"
]
] | |
85ojxc | How prevalent was Chinese as a language in post-Heian Japan up until the late Edo period? | Both in terms of a spoken and written language. I'm aware that mastery of classical Chinese was considered a mark of prestige among the educated elite even after Japan stopped emulating customs from Tang -- and that Chinese must've been used to at least some extent for trading in the centuries that followed -- but I'm ... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/85ojxc/how_prevalent_was_chinese_as_a_language_in/ | {
"a_id": [
"dw0l07r",
"dw0xcok"
],
"score": [
3,
3
],
"text": [
"Classical Chinese was learned as a written language through all these centuries, but hardly ever as a spoken language. This was the case even in the Heian period itself. Bruce Batten writes in his account of a Chinese mercha... | [] | [] | [
[],
[]
] | |
6rymol | Were wax seals known to have been copied during history to create forgeries of letters? | I just saw [this](_URL_0_) post. Were there ways that the recipient could actually authenticate the sender based simply on a seal that looks like it could be copied? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/6rymol/were_wax_seals_known_to_have_been_copied_during/ | {
"a_id": [
"dl90nit"
],
"score": [
8
],
"text": [
"You’re asking two questions here: 1) whether seals could be forged and 2) whether the recipients could tell if a seal was “the real thing” or not. My specialization is in medieval Britain, and my answers will come from that perspective, so I hope... | [] | [
"https://www.reddit.com/r/videos/comments/6rwgo3/wax_seals/?st=J60TBQOR&sh=e94a1ff9"
] | [
[
"http://blogs.bl.uk/digitisedmanuscripts/2017/06/making-a-good-impression.html",
"https://www.britishmuseum.org/pdf/1a%20rev%20order.pdf",
"http://blogs.bl.uk/digitisedmanuscripts/2016/12/fake-anglo-saxon-charters.html"
]
] | |
lf79x | the warhammer 40000 universe | Specifically how the chapters came about. Im kind of a fair weather fan of Warhammer. Enjoy what little of the lore I understand. Play the videogames. Sorely tempted to buy and paint some. But too "proud" (replace with overwhelmed, bashful, shy) to actually enter a Games Workshop.
Today I was playing Dawn of War II a... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/lf79x/eli5_the_warhammer_40000_universe/ | {
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"At the beginning of the 29th millennium (year 28,000), the Emperor, an immortal being, per... | [] | [] | [
[],
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"http://www.youtube.com/watch?v=-MeVxKZBOfM"
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[],
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"http://www.youtube.com/watch?v=-MeVxKZBOfM"
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[],
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"http://warhammer40k.wikia.com/wiki/Chamber_Militant"
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3och9k | why does installing some linux distribution take no time at all, while windows takes hours? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3och9k/eli5why_does_installing_some_linux_distribution/ | {
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"text": [
"Depends on the hardware. On an ssd it takes me less than 20 minutes to install Windows. Also, most Linux distros are much smaller than a Windows os.",
"Installed a fresh copy o... | [] | [] | [
[],
[],
[],
[]
] | ||
3acocb | how verizon got away with not building fiber networks in nyc, despite having been paid to do so | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3acocb/eli5_how_verizon_got_away_with_not_building_fiber/ | {
"a_id": [
"csbfv6h"
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"text": [
"Technically, they're not getting away with it. The city audited the implementation, and now everybody knows they've been being bad. It's just too bad that it's six years later. They'll probably have to pay some fines and finish the project."
]
... | [] | [] | [
[]
] | ||
3o5w18 | how were the worlds first words agreed upon and how did everyone know what they meant? | . | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3o5w18/eli5_how_were_the_worlds_first_words_agreed_upon/ | {
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"I have seen anthropological linguistic background, and the best guess I have is that the first words were:\n\n1. Animal Sounds (like birds or prey or pets)\n\n2. Innate sounds, li... | [] | [] | [
[],
[],
[],
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"https://en.wikipedia.org/wiki/Homo_ergaster"
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3i9uuv | (nsfw) why is it that men "get back to their senses" after ejaculation? | Why is it that when I'm horny I want to do freaky stuff but once I bust a nut, it's all like nah never mind. The change can be instantaneous sometimes and it's weird to think about. We are also able to think more straight afterwards. What is it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3i9uuv/eli5_nsfw_why_is_it_that_men_get_back_to_their/ | {
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"score": [
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"text": [
"[This comment](_URL_0_) summarizes it relatively simply. It comes down to the limbic system, which is a set of brain structures responsible for controlling instinct and mood. Ba... | [] | [] | [
[
"https://www.reddit.com/r/sex/comments/1o5cru/why_do_i_lose_the_ability_to_think_rationally/ccp1kwz"
],
[],
[],
[]
] | |
afgw51 | why is dust so omnipresent and no matter how frequently we clean an area, it still comes back? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/afgw51/eli5_why_is_dust_so_omnipresent_and_no_matter_how/ | {
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"text": [
"Dust is just tiny flakes of \"stuff\". As long as there's \"stuff\" moving around a room, you'll have dust. A lot of dust is made up of you: dead skin/hair and whatnot, but it's r... | [] | [] | [
[],
[],
[],
[]
] | ||
8tg0pq | if pink eye is super contagious, how can it infect only one eye without infecting the other? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8tg0pq/eli5_if_pink_eye_is_super_contagious_how_can_it/ | {
"a_id": [
"e177fy6"
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"score": [
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"text": [
"Because most things that carry germs and touch your left eye also carry germs and touch your right eye. In the off circumstance that you only contacted one of your eyes with the fomite then it’s possible it only infects that one eye.\n\nI had pin... | [] | [] | [
[]
] | ||
3tasf5 | why does peanut butter only stick to the roof of my mouth, and not the other surfaces i.e. my cheek? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3tasf5/eli5_why_does_peanut_butter_only_stick_to_the/ | {
"a_id": [
"cx4n7i6"
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"score": [
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"text": [
"Someone will have a much more scientific explanation, I'm sure, but do this test for me:\n\n* Open your mouth wide. Swallow any excess saliva.\n\n* Breathe in deeply a few times. Four or five times should do it, just until your breath starts to... | [] | [] | [
[]
] | ||
bir7ev | why do dimes have the little ridges all along the side? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bir7ev/eli5_why_do_dimes_have_the_little_ridges_all/ | {
"a_id": [
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"text": [
"Back when coins were made of precious metals, some people would shave tiny bits off the sides of the coins. They would then melt down the metal and sell it. The tiny ridges allow you to verify that the entire coin is ther... | [] | [] | [
[],
[]
] | ||
1mbftz | Can creatures that are small see even smaller creatures (ie bacteria) because they are closer in size? | Can, for example, an ant see things such as bacteria and other life that is invisible to the naked human eye? Does the small size of the ant help it to see things that are smaller than it better?
Edit: I suppose I should clarify that I mean an animal that may have eyesight close to that of a human, if such an animal ... | askscience | http://www.reddit.com/r/askscience/comments/1mbftz/can_creatures_that_are_small_see_even_smaller/ | {
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"cc7m9ef",
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"cc7s5ij",
"cc7sztn",
"cc7v8nl",
"cc7wnsi",
"cc7zxo1",
"c... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Diffraction-limited_system"
],
[
"http://physics.stackexchange.com/questions/9616/what-do-ants-see"
],
[
"http://en.wikipedia.org/wiki/Thiomargarita_namibiensis"
],
[],
[
"http://www.ncbi.nlm.nih.gov/pubmed/20939936"
],
[],
[
"http://i.im... | |
8pfaql | Do rainbows make complete circles but we just don’t see them? Or is it just part of a circle? | askscience | https://www.reddit.com/r/askscience/comments/8pfaql/do_rainbows_make_complete_circles_but_we_just/ | {
"a_id": [
"e0aspr3",
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"text": [
"They make complete circles. \n\nLight forming part of the rainbow has to follow a path with makes a specific angle between the sun, the raindrop, and your eye. The circle described by the raindrops which satisfy the conditi... | [] | [] | [
[],
[]
] | ||
l80a0 | how does focusing a lens work? | What's happening in my camera's lens when I turn the focus ring from 2m to 20m, and how do lens designers know what "settings" will focus on 20m? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/l80a0/eli5_how_does_focusing_a_lens_work/ | {
"a_id": [
"c2qj6z8",
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"score": [
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"text": [
"A glass lens changes the direction of light that goes through. What happens with a focusing lens is that the light rays coming from an object at a specific distance in front of the lens will focus at another specific distan... | [] | [] | [
[
"http://static.howstuffworks.com/gif/camera-diagram2.gif",
"http://electronics.howstuffworks.com/camera1.htm"
],
[
"http://static.howstuffworks.com/gif/camera-diagram2.gif",
"http://electronics.howstuffworks.com/camera1.htm"
]
] | |
eg8vzk | if condoms were invented in the 19th century, how were stds not a globally widespread issue when condoms did not exist? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eg8vzk/eli5_if_condoms_were_invented_in_the_19th_century/ | {
"a_id": [
"fc510dr"
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"score": [
9
],
"text": [
"The short answer is they *were* an issue. The difference is the names those diseases went by."
]
} | [] | [] | [
[]
] | ||
4rfwcn | why can non-american actors so commonly mimic a perfect american accent, but rarely can an american actor accurately mimic a foreign accent? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4rfwcn/eli5_why_can_nonamerican_actors_so_commonly_mimic/ | {
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11,
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2,
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"text": [
"Money, mostly.\n\nThe US has the largest, richest media market in the world. If there is one accent that with enhance a non-American actors earning potentia... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
1j2dk2 | Alexander the Great, Fredrik the Great, Cyrus the Great... by what criterion are these men given the title "Great"? | Hey guys, like the title says there are figures dotting history with the title "the Great". To my limited knowledge, I assume these titles are given to individuals posthumously.
That being said, what are the criterion that must be met for an individual to be given that title? is it military prowess? excellent statesm... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1j2dk2/alexander_the_great_fredrik_the_great_cyrus_the/ | {
"a_id": [
"cbafdqg",
"cban3rs"
],
"score": [
3,
2
],
"text": [
"FYI, there was brief discussion on \"the Great\" last month. It won't answer all your questions, but it's a start... \n\n[How did certain historical leaders come to be known as \"the Great\" or \"the Terrible\"?](_URL_0_)",
... | [] | [] | [
[
"http://www.reddit.com/r/AskHistorians/comments/1gehi4/how_did_certain_historical_leaders_come_to_be/"
],
[]
] | |
dv9j35 | Why is the Ferrel cell not rotating like the Hadley and Polar cells? | Hello,
Why is air rising in the high latitude and sinking in the lower ones?
For the two other cells, it seems logical that the air rise as it is warming while going towards the equator but I don’t get why the Ferrel cell is doing the opposite.
Thanks for your answers! | askscience | https://www.reddit.com/r/askscience/comments/dv9j35/why_is_the_ferrel_cell_not_rotating_like_the/ | {
"a_id": [
"f7cgbn7"
],
"score": [
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"text": [
"Until somebody who knows more about atmospheric circulation answers, what I can say is that the neat schematic of atmospheric circulation that you're probably thinking of is a very big simplification. The Hadley cell, which transfers heat from th... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Baroclinity",
"https://loneswimmer.files.wordpress.com/2011/09/960hpa.png",
"https://en.wikipedia.org/wiki/Eddy_\\(fluid_dynamics\\)"
]
] | |
hqhd2 | "New Research Undermines Key Argument for Human Evolution." Does this article make sense?
| First off, I'm really sorry for this question having a "help me win an argument" feel to it, but I read this article and I have no idea what it's talking about.
My initial reaction is that this is nonsense, but having not enough knowledge to counter the points he makes, I'll have to defer to askscience's superior colle... | askscience | http://www.reddit.com/r/askscience/comments/hqhd2/new_research_undermines_key_argument_for_human/ | {
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"score": [
3,
7,
3
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"text": [
"Wow, my bullshit meter went off the SCALE.\n\nIt's from ICR, who are a bunch of loonies.",
"Wow.\n\nOk:\n\n*note: in the following I accept some of the author's premises just for the sake of the arg... | [] | [
"http://www.icr.org/article/6089/"
] | [
[],
[],
[
"http://www.evolutionpages.com/chromosome_2.htm",
"http://en.wikipedia.org/wiki/Chromosome_2_\\(human\\)#Evolution",
"http://www.evolutionpages.com/images/hum_ape_chrom_2.gif"
]
] | |
3fss2n | how can you create a local currency that has actual value? | I have researched many, many times about local currencies like the Ithaca dollar in New York, and I am very fascinated with the process of an item or currency having value and being used to obtain things or receive services.
I want to enact a currency with my girlfriend and roommates (they are on board), but I just do... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3fss2n/eli5_how_can_you_create_a_local_currency_that_has/ | {
"a_id": [
"ctrlpz4"
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"score": [
2
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"text": [
"The problem is what is actual value? Value is only derived from someone else being willing to exchange something for it. If you made your new currency gold backed and issued say 100 fake dollars the sum of which equaled the value of one ounce of ... | [] | [] | [
[]
] | |
20vygt | how do insulated bottles (such as thermos brand) so effectively keep warm foods warm? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20vygt/eli5_how_do_insulated_bottles_such_as_thermos/ | {
"a_id": [
"cg7923s",
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4,
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"text": [
"You have hot/cold on the inside, then empty space (the vacuum), then the outer wall of the bottle. The vacuum cannot transfer heat because heat needs a body/material to move through.",
"There are 2 containers, inner and ... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Radiation",
"http://en.wikipedia.org/wiki/Thermal_conduction",
"http://www.uq.edu.au/_School_Science_Lessons/23.05.GIF"
]
] | ||
18afjl | everything that has happened with the chris dorner situation to this point | I know he is doing this because Of some injustices? he saw within the LAPD. I know he was also in the Navy. And the latest I've heard is he is in Big Bear, CA (which is about 30 min from my college). Im just confused as to the whole story piece by piece. Thank you | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/18afjl/eli5_everything_that_has_happened_with_the_chris/ | {
"a_id": [
"c8d2na9"
],
"score": [
2
],
"text": [
"_URL_0_\n\nThis pretty well explains everything you'd need to know about it.\n"
]
} | [] | [] | [
[
"http://en.wikipedia.org/wiki/2013_Southern_California_shootings"
]
] | |
20bna1 | if only 3% of the water one earth is fresh, how is there so much drinkable water (at least in developed countries)? | This is one thing that has always fascinated me: that I can turn on my faucet and seemingly endless amounts of clean, drinkable water will come out. And when I get my water bill, it's hardly very expensive. How is there so much drinkable water available to so many millions of households? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20bna1/eli5_if_only_3_of_the_water_one_earth_is_fresh/ | {
"a_id": [
"cg1mnfv"
],
"score": [
26
],
"text": [
"3% of all of Earths water is still a fuckton of water."
]
} | [] | [] | [
[]
] | |
11cckn | rocket propulsion. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/11cckn/eli5_rocket_propulsion/ | {
"a_id": [
"c6l7lm5",
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3
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"text": [
"Any action has an equal and opposite reaction. When the propellant in a rocket is burned, it expands rapidly and causes it to shoot down out of the bottom of the rocket very forcefully. The equal and opposite reaction is tha... | [] | [] | [
[],
[]
] | ||
wda5t | why we think the "bloop" sound is from an animal and not a natural occurrence. | For the uninitiated: the "bloop" is a supermassively loud sound that happened in the ocean, and really smart people that study the ocean think that it was made by an animal, even though any animal that made that sound would be many times bigger than the biggest whales. The sound was heard at the same time from really f... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/wda5t/eli5_why_we_think_the_bloop_sound_is_from_an/ | {
"a_id": [
"c5cc4i2",
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"score": [
2,
2,
2
],
"text": [
"Huh.. sped up like that it sounds like an air bubble. \n\nPeople think it's an animal sound because we know animals can make sounds kind of like it. There's also reason to believe it's something else ... | [] | [
"http://en.wikipedia.org/wiki/Bloop"
] | [
[],
[],
[]
] | |
4y84zy | why do we have difference suffixes for 1st, 2nd, 3rd, but all the rest* use th? | and why is it that only 21, 22, 23, 31, 32, 33, etc use those different prefixes as well? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4y84zy/eli5_why_do_we_have_difference_suffixes_for_1st/ | {
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39,
4,
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"text": [
"It is an extension of the word itself; fir'st', seco'nd', thi'rd'. Same in fif'th', six'th'... see? Besides, ever try saying 'firstth'?",
"\"First\" or ... | [] | [] | [
[],
[],
[],
[],
[
"https://en.wiktionary.org/wiki/forma#Old_English",
"https://en.wiktionary.org/wiki/twelve",
"https://en.wiktionary.org/wiki/Category:Old_English_ordinal_numbers",
"https://en.wiktionary.org/wiki/third",
"https://en.wiktionary.org/wiki/second",
"https://en.wiktionar... | |
9i2xbr | how do hemispherectomy patients regain functionality in their whole bodies? | I'm under the impression that the motor and sensory neurons for each side of the body are routed to their respective side. If this is the case, when one half of the brain is removed, wouldn't that half of the body be permanently "unplugged"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9i2xbr/eli5_how_do_hemispherectomy_patients_regain/ | {
"a_id": [
"e6gfppu"
],
"score": [
4
],
"text": [
"This rerouting only is possible for very young patients. I know a teen who had it done and he has incomplete use of one half of his body. So he limps and such. But a baby who has this done will likely be completely fine. Some physical therapy is ... | [] | [] | [
[]
] | |
fshf1j | What religion did Muhammad practice before founding Islam? | > Muhammad began to pray alone in a cave named Hira on Mount Jabal al-Nour, near Mecca for several weeks every year.[67][68] Islamic tradition holds that during one of his visits to that cave, in the year 610 the angel Gabriel appeared to him and commanded Muhammad to recite verses that would be included in the Quran.... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/fshf1j/what_religion_did_muhammad_practice_before/ | {
"a_id": [
"fm21q1g",
"fm25wql"
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"score": [
795,
168
],
"text": [
"I'm sure there's more to say about it, but u/frogbrooks provided some great comments in [this thread](_URL_0_) a few years ago, discussing Muhammed's pre-Islamic beliefs and how they compared with other local religions."... | [] | [
"https://en.wikipedia.org/wiki/Muhammad"
] | [
[
"https://www.reddit.com/r/AskHistorians/comments/5mfsvd/what_was_mohammads_religion_before_islam/dc3cdy0?utm_source=share&utm_medium=web2x"
],
[
"http://www.islaminquran.com/en-US/surah-4/an-nisa/ayat-48/quran_ayats.aspx",
"http://www.islaminquran.com/en-US/surah-4/an-nisa/ayat-48/quran\\_ayat... | |
1pb3lj | if eli5 suggests we search eli5 or google before asking an eli5 question, and i can find the answer to every eli5 question on google without reading any of the comments, what is the motivation or psychology behind people using eli5? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1pb3lj/eli5_if_eli5_suggests_we_search_eli5_or_google/ | {
"a_id": [
"cd0k5k3",
"cd0keqj"
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"score": [
3,
2
],
"text": [
"Karma, intellectual laziness, or simply lowering the barrier to entry I would think. ELI5 having been made a default subreddit reminds me of when WoW replaced their detailed talent trees...",
"It presents interesting que... | [] | [] | [
[],
[]
] | ||
4aufls | how are we still speculating about and uncovering tombs from pyramids we explored almost 100 years ago? | Story published today states Nefertiti's tomb may be in the same pyramid as King Tut's. If we've had access to these passages since the 20's, how are complete passageways and rooms still unnoticed? _URL_0_ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4aufls/eli5_how_are_we_still_speculating_about_and/ | {
"a_id": [
"d13r5mt",
"d14n29k"
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"score": [
3,
2
],
"text": [
"Not the same pyramid - Tutankhamun was not buried in a pyramid. Same tomb, though. No one noticed the \"ghost\" doorways because they were bricked and plastered up. It wasn't until the recent high-res scans that tiny differe... | [] | [
"http://goo.gl/P25dAZ"
] | [
[],
[]
] | |
1r67zq | what exactly is "missing" in the brain/mental processes when someone has above average written communication skills, yet poor/below average verbal communication skills? | I see this "discrepancy" quite a bit. Using myself as an example, I have always been above average when it comes to written communication. English was my best class as early as first grade, I've always written A+ papers without even having to try very hard, and professors compliment me on my writing style. I can pre... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1r67zq/eli5_what_exactly_is_missing_in_the_brainmental/ | {
"a_id": [
"cdk03vk"
],
"score": [
2
],
"text": [
"When speaking your brain has to translate the words in your head, into impulses that go to your vocal cords and lungs. This is a synced process I.E your body has to send the impulse continually or you won't get the word out. This takes brain powe... | [] | [] | [
[]
] | |
d1pypj | Is race really relevant for a medical diagnosis? | On r/AskDocs one of the required infos is "race". I've been wondering which illnesses have anything to do with race. It would make more sense to me to ask for the country that the person lives in, because then they would actually know what diseases are more widespread there etc.
So is there anything I am overlooking? I... | askscience | https://www.reddit.com/r/askscience/comments/d1pypj/is_race_really_relevant_for_a_medical_diagnosis/ | {
"a_id": [
"ezrlzzi",
"ezscqw2"
],
"score": [
27,
3
],
"text": [
"Many reasons why race may be relevant. \n\nCertain genetic diseases are more prevalent in some ethnic groups than others.\n\nFor example, sickle cell anemia is more common in people of African, Hispanic, Mediterranean desce... | [] | [] | [
[],
[
"https://m.youtube.com/watch?v=RhArakH5cTU"
]
] | |
5d441a | why do liquids like beet juice stain so effectively? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5d441a/eli5_why_do_liquids_like_beet_juice_stain_so/ | {
"a_id": [
"da1lnw9",
"da1w6py",
"da1yttc",
"da2gf9l"
],
"score": [
2065,
12,
57,
10
],
"text": [
"The bonds of the compound that give beet juice (and other things that stain) their deep color are oriented in a way that make them very strong. These compounds (called chromo... | [] | [] | [
[],
[],
[],
[]
] | ||
4r08sd | how do they put empty space into a flash drive? | When they make flash drives and the like, what is it that gives them their capacities? Example: 16gb flash drive
How do you develop memory space and where does it come from? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4r08sd/eli5_how_do_they_put_empty_space_into_a_flash/ | {
"a_id": [
"d4xapod",
"d4xhyy2"
],
"score": [
3,
2
],
"text": [
"The answer from /u/WRSaunders is almost correct. The charge isn't really stored on capacitors, it is stored on the \"floating gate\" of [special-purpose transistors](_URL_0_). The gate is called floating because it is not e... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Floating-gate_MOSFET"
],
[]
] | |
2xpo6r | Do snakes actually have tails and if so, where does it start? | askscience | http://www.reddit.com/r/askscience/comments/2xpo6r/do_snakes_actually_have_tails_and_if_so_where/ | {
"a_id": [
"cp2c7x3"
],
"score": [
16
],
"text": [
"Snakes do have tails, they start in the region behind the cloaca (the opening used for reproduction/waste excretion). The tails on most snakes are relatively short compared to the overall body length. Here's an image that will give you an idea... | [] | [] | [
[
"http://bioweb.uwlax.edu/bio203/s2007/connor_mich/skeleton.gif"
]
] | ||
23v76t | why does the united states require a census at great expense, beyond article 1 section 2, to count its citizens when there is more than ample computerized data (state id cards, passports, birth certificates, tax statements, intelligence records, etc.) on its population to complete the task? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23v76t/eli5_why_does_the_united_states_require_a_census/ | {
"a_id": [
"ch0vj08"
],
"score": [
2
],
"text": [
"Not everyone currently in the country has all of those things. Some people don't have state ID's, some are here illegally and don't have a passport, birth certificate, some people don't get tax statements, and most people aren't on intelligence r... | [] | [] | [
[]
] | ||
bo6hdu | why isn't the regrowth of nerves and other key cells using stem cells not more popular or more researched if it works so well? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bo6hdu/eli5_why_isnt_the_regrowth_of_nerves_and_other/ | {
"a_id": [
"encrrq9"
],
"score": [
6
],
"text": [
"The ethics of Stem Cells are a little fuzzy. \n\nThe best Stem Cells for use in Humans come from Human Fetuses. That means harvesting cells from freshly dead babies. \n\nAny situation that leads to a researcher extracting fresh stem cells is g... | [] | [] | [
[]
] | ||
r05dn | Does calorie restriction inhibit healing? | I'm curious if moderate calorie restriction has any inhibitory effect on tissue and bone regrowth. Assume that the restriction is not severe (something like sub 500 of BMR) and the supply of micronutrients is sufficient. It seems pretty clear-cut that nutritional deficiencies would inhibit the body's repair work, th... | askscience | http://www.reddit.com/r/askscience/comments/r05dn/does_calorie_restriction_inhibit_healing/ | {
"a_id": [
"c41u8a0",
"c41uzt3"
],
"score": [
5,
3
],
"text": [
"Also, does calorie restriction inhibit or change brain functions? Just wondering, as I do believe that my thought patterns change when I suddenly go for a long time without eating.",
"We're very familiar with the fact th... | [] | [] | [
[],
[
"http://www.ncbi.nlm.nih.gov/pubmed/22037865"
]
] | |
9v8kjo | I'm an academic working in Paris in the summer of 1940; how disruptive is the German occupation to my work? Would German officials pry into my affairs, and perhaps even censor or confiscate my research? How seriously would the war disrupt my ability to read and review other international studies? | Despite it being at the end of my series of questions, I'm actually most interested in how the system of international conferences, publications and reviews functioned during the period. I'll confess I'm not an expert in how it was done in the '30s and '40s compared to today, but obviously there were still research pub... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/9v8kjo/im_an_academic_working_in_paris_in_the_summer_of/ | {
"a_id": [
"e9abzuh"
],
"score": [
25
],
"text": [
"This is a small piece of the pie: in 1945, the US State Department asked [Sven S. Liljeblad](_URL_0_) (1899-2000) to assess what remained of European anthropologists, folklorists and linguists in Europe, in the wake of the war. Liljeblad had ris... | [] | [] | [
[
"http://www.onlinenevada.org/articles/sven-s-liljeblad"
]
] | |
3d4zom | how is bacon made? | I see the little picture near explain like I'm five, but I don't think that its been asked/answered. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3d4zom/eli5_how_is_bacon_made/ | {
"a_id": [
"ct1t3jg",
"ct1t618"
],
"score": [
2,
2
],
"text": [
"Bacon is made out of [pork belly](_URL_1_) that has been [cured](_URL_2_ or [smoked](_URL_0_.\n\nIt can then be sliced (as you often see in the supermarket) or left whole.",
"Basically, thin cuts (usually from the side o... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Smoking_(cooking)",
"https://en.wikipedia.org/wiki/Pork_belly",
"https://en.wikipedia.org/wiki/Curing_(food_preservation)"
],
[]
] |
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