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 |
|---|---|---|---|---|---|---|---|---|---|
3b3vh1 | How do metals that originate on Earth "cold-weld" in space? | So I've heard that [crafts sent to space](_URL_0_) can run into problems of "cold-welding" of their materials. In other words, pure metallic objects of the same composition just stick together. Apparently this doesn't happen on Earth because of a thin oxidized layer on the surface of the materials. However, if two part... | askscience | http://www.reddit.com/r/askscience/comments/3b3vh1/how_do_metals_that_originate_on_earth_coldweld_in/ | {
"a_id": [
"csjkya9",
"csk5jyu"
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"score": [
11,
4
],
"text": [
"The layer has to be rubbed off first - the parts won't just stick together spontaneously. This generally happens with moving parts: hinges, telescoping arrangements, pinned joints, etc. Every time they move, they scrape a... | [] | [
"http://esmat.esa.int/Publications/Published_papers/STM-279.pdf"
] | [
[],
[
"http://www.machinerylubrication.com/Read/693/fretting-wear",
"https://en.wikipedia.org/wiki/Galling",
"https://www.youtube.com/watch?v=atVSxvbiPg0"
]
] | |
9a47fr | The Islamic star and crescent is the symbol of Islam today and is widely believed to be adopted from the Ottoman Empire. What symbol was used to represent the symbol before the rise of the Ottoman Empire? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/9a47fr/the_islamic_star_and_crescent_is_the_symbol_of/ | {
"a_id": [
"e4t74ii"
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"score": [
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"text": [
" > The Islamic star and crescent is the symbol of Islam today\n\n\nIn order to regard something as Islamic, in this case the star and crescent symbol, it has to be regarded as such by a source of our knowledge of Islam, the Qur'an and/or Ḥadīth... | [] | [] | [
[
"https://ballandalus.files.wordpress.com/2012/07/img_0730.jpg",
"https://upload.wikimedia.org/wikipedia/commons/thumb/5/56/City_Flag_of_Portsmouth.svg/800px-City_Flag_of_Portsmouth.svg.png",
"http://www.cultureaddicthistorynerd.com/wordpress/wp-content/uploads/2014/02/nasrid-coatofarms.jpg",
"http... | ||
6hvggd | Is there something like an anti-microwave that will freeze your drink in 1-2 mins? | askscience | https://www.reddit.com/r/askscience/comments/6hvggd/is_there_something_like_an_antimicrowave_that/ | {
"a_id": [
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"text": [
"There is such a thing as an anti-griddle. You'll see it used sometimes on shows on the food network and it's used for rolled ice cream. But it would be a bit impractical for freezing a drink. Both beca... | [] | [] | [
[],
[],
[]
] | ||
5moo37 | what's going on in mexico right now with the raising of gas prices and other amenities? why are people looting stores and pissed off? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5moo37/eli5_whats_going_on_in_mexico_right_now_with_the/ | {
"a_id": [
"dc57l1r",
"dc5bso1"
],
"score": [
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36
],
"text": [
"Well basically Pemex raised the rate to rougly 16 pesos per litre. That's roughly $1.30 Canadian. But the minimum wage remains around 80 pesos/day. \n\nSo people are looting in rebellion, but also to get the stuff they nee... | [] | [] | [
[],
[]
] | ||
9m8gym | how come when you put ice cream on warm pie, the pie melts the ice cream, but the ice cream doesn’t freeze the pie? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9m8gym/eli5_how_come_when_you_put_ice_cream_on_warm_pie/ | {
"a_id": [
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"score": [
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"text": [
"The hot pie is way above freezing temperatures, but the ice cream is only slightly below freezing. Both object's temperatures will tend toward equilibrium, but that average temperature will still be well over freezing. ",
... | [] | [] | [
[],
[]
] | ||
1gikzw | When wood burns, what percentage of its mass is turned into energy? | I read in this subreddit that if the mass of one mosquito were turned entirely to energy that it would be enough to "power" a human for it's whole life. So, just exactly how efficient is burning fuels from a mass-to-energy standpoint? Do some fuels produce more energy-per-mass than others when burned? | askscience | http://www.reddit.com/r/askscience/comments/1gikzw/when_wood_burns_what_percentage_of_its_mass_is/ | {
"a_id": [
"cakkzxi"
],
"score": [
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"text": [
"Burning wood liberates about 20 megajoules per kilogram. Divided by c^2 , that's about 22 micrograms lost per kilogram of wood burned."
]
} | [] | [] | [
[]
] | |
b3bq6a | Why were some parts or counties of Louisiana not affected by the Emancipation Proclamation? | [deleted] | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/b3bq6a/why_were_some_parts_or_counties_of_louisiana_not/ | {
"a_id": [
"eiygw1c"
],
"score": [
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],
"text": [
"The Emancipation Proclamation in part [reads as follows](_URL_0_):\n\n > That on the first day of January in the year of our Lord, one thousand eight hundred and sixty-three, all persons held as slaves within any State, or designated part of a St... | [] | [] | [
[
"https://en.wikisource.org/wiki/The_Emancipation_Proclamation"
]
] | |
2rchtf | as unhealthy as we now know it to be, does tobacco provide any kind of benefit to the human body? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rchtf/eli5_as_unhealthy_as_we_now_know_it_to_be_does/ | {
"a_id": [
"cnekqyl",
"cnelbro",
"cnell7x"
],
"score": [
10,
6,
3
],
"text": [
"Well, it does make you look cool.",
"In additional to a stimulant effect, it can dilate the bronchial passages in your lungs, making it a little easier to breathe and improve cardiovascular perform... | [] | [] | [
[],
[],
[]
] | ||
9qwyf2 | In a short time period and in the height of their success, the Beatles went from being a "silly love songs" boy band to a progressive countercultural group creating increasingly experimental music and art. Was it drugs? Marketing? Indian spirituality? What was the reason for this revolution? | Or was the evolution there from the start, and it just didn't stop?
What happened?
Ninja edit: Not sure if the question is about India...might wanna check the automatic flair in this case. | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/9qwyf2/in_a_short_time_period_and_in_the_height_of_their/ | {
"a_id": [
"e8cimt7",
"e8cjdbg"
],
"score": [
41,
42
],
"text": [
"Often Revolver is thought of as a landmark album, and [In this interview](_URL_0_) Paul talks about the influences behind it - basically their talents as songwriters were improving while at the same time their interests an... | [] | [] | [
[
"https://youtu.be/CP4eQJ6Rgus?t=90s",
"https://i.imgur.com/zLGTj3Tl.jpg"
],
[]
] | |
eh1uzy | how is dosing for medications and over the counter drugs universal? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eh1uzy/eli5_how_is_dosing_for_medications_and_over_the/ | {
"a_id": [
"fcca1tz",
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2
],
"text": [
"It depends upon the medication and it’s mechanism of action (how it works within the body). \n\nSome medication doses are based on weight, as differences in size change the amount needed for the same result. Other medication... | [] | [] | [
[],
[]
] | ||
5junlm | why are most gun optics and telescopic optics circular, when if they were square you'd have a larger fov? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5junlm/eli5_why_are_most_gun_optics_and_telescopic/ | {
"a_id": [
"dbj3kxf",
"dbj40wi"
],
"score": [
5,
2
],
"text": [
"So that the lens magnifying what you're looking at doesn't distort the image. It evenly magnifies it so that whoever is aiming can still accurately gauge the size and shape of the target.",
"Because the means to make a s... | [] | [] | [
[],
[]
] | ||
1p91m0 | do animals recognize family members and avoid reproducing with them? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1p91m0/eli5_do_animals_recognize_family_members_and/ | {
"a_id": [
"cczynxo",
"cczzoit",
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"score": [
4,
3,
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],
"text": [
"Absolutely no.\n\nAn animal in heat is programmed for only one thing, as is any male of her species within range. They do not care if they are son, mother, sister, or father. The prime directive is proc... | [] | [] | [
[],
[
"http://www-personal.umich.edu/~phyl/anthro/kindis.html"
],
[]
] | ||
89llrm | how does tolerance to something work? for example, what makes your body more resistant to caffeine after ingesting it daily for a long period of time? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/89llrm/eli5_how_does_tolerance_to_something_work_for/ | {
"a_id": [
"dwrtp27",
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"score": [
4,
8,
2
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"text": [
"Here’s my best stab at it for caffeine.\n\nIt’s kind of like if a kid is riding his bike ten miles to school every day. Say it takes him sixty minutes to ride there every day. \n\nOne day, he discover... | [] | [] | [
[],
[],
[]
] | ||
1ww3dt | Why is a year 365.2 days and how do we know it? | Why is it not 360 like the circle? | askscience | http://www.reddit.com/r/askscience/comments/1ww3dt/why_is_a_year_3652_days_and_how_do_we_know_it/ | {
"a_id": [
"cf5wnbt",
"cf5wtt0",
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"score": [
15,
11,
4
],
"text": [
"It just is. Why would you expect it to be 360 instead?\n \n360 is just a convenient number to use for dividing circles because it has many divisors. The fact that it's close to the number of days in a... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Solar_time"
],
[
"http://en.wikipedia.org/wiki/Tidal_locking",
"http://en.wikipedia.org/wiki/Sidereal_time"
]
] | |
ds8ih0 | Why is the Heliopause directional as if all the galactic cosmic rays come from one location? | & #x200B;
Recently, reading articles about the Voyager spacecraft, illustrations all show the Heliosphere trailing off in one direction. I would expect cosmic rays to be coming from stars and galaxies all over the universe instead of from just from one location. | askscience | https://www.reddit.com/r/askscience/comments/ds8ih0/why_is_the_heliopause_directional_as_if_all_the/ | {
"a_id": [
"f6osh1b",
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"score": [
19,
7
],
"text": [
"The heliosphere is the bubble produced by the solar wind pushing against the \"interstellar medium\" - the ambient gas/plasma within our galaxy. Both the interstellar medium and all the stars of the Milky Way are orbiting a... | [] | [] | [
[],
[
"https://www.nature.com/articles/s41550-017-0115",
"https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41550-017-0115/MediaObjects/41550_2017_Article_BFs415500170115_Fig1_HTML.jpg"
]
] | |
1p10e0 | the nervous system | Can anyone explain the major areas of the nervous system to me in simplest terms?
Somatic, visceral, sensory, motor, the functions, vocab, just anything worth mentioning.
I'm trying to grasp it and I think this might help. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1p10e0/eli5_the_nervous_system/ | {
"a_id": [
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2
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"text": [
"Motor-Brain to muscle. Allows you to move.\n\nSensory-Sensory nerve cell to brain. Tells you what's happening.\n\nCranial nerves-12 important nerves in the brain.\n\nSpinal nerves-several important nerv... | [] | [] | [
[],
[],
[]
] | |
1rx5mv | if texting while driving is bad/illegal why is it ok when car companies install navigation screens on their cars? | im pretty sure you can make phone calls and check emails and all kinds of other stuff you shouldn't be doing while driving | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rx5mv/if_texting_while_driving_is_badillegal_why_is_it/ | {
"a_id": [
"cdrsek3",
"cdrsk6d"
],
"score": [
2,
2
],
"text": [
"Those screens don't work when the car is in motion (or at least have severally reduced functionality).",
"As in GPS?, they are designed to be less distractive and don't require the same level of attention to operate as o... | [] | [] | [
[],
[]
] | |
4irbp9 | why do old erasers get hard? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4irbp9/eli5why_do_old_erasers_get_hard/ | {
"a_id": [
"d30gm4s"
],
"score": [
5
],
"text": [
"Rubber and various plastics contain solvents and \"plasticizers\" that keep them soft and malleable. They evaporate over time, making them harder."
]
} | [] | [] | [
[]
] | ||
5vdemi | I need help to put a date on a map I bought | I was able to buy this educational map of europe from my old school but it is not dated so I have no idea if its from the 1950's or even 70's.
It's in french so if you want me to translate something feel free to ask.
_URL_0_
_URL_0_
I don't know if the quality is good enough, I can take a more detailed picture if neede... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/5vdemi/i_need_help_to_put_a_date_on_a_map_i_bought/ | {
"a_id": [
"de1dyoy"
],
"score": [
3
],
"text": [
"I'm not positive on this because I don't know what French cartographic conventions were for showing the division of Germany. If they're like American custom, then East and West Germany should appear separately. They don't here, which means it's m... | [] | [
"http://i.imgur.com/5SAasQl.jpg"
] | [
[]
] | |
21ahhu | Does the human body ever grow new blood vessels in our circulatory system? | I was curious if the body ever creates new veins in our circulatory system as we age, or to meet new demands for oxygen by our muscles? | askscience | http://www.reddit.com/r/askscience/comments/21ahhu/does_the_human_body_ever_grow_new_blood_vessels/ | {
"a_id": [
"cgb88fa",
"cgbf504"
],
"score": [
6,
2
],
"text": [
"Yes it does. [VEGF](_URL_0_) is responsible for this. As we grow, our body must supply the new cells with oxygen, nutrients, and waste removal. This also plays a role with cancer as tumors increase the production of VEGF to ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Vascular_endothelial_growth_factor",
"http://en.wikipedia.org/wiki/Bevacizumab"
],
[
"http://en.wikipedia.org/wiki/Angiogenesis",
"http://en.wikipedia.org/wiki/Angiogenesis#Chemical_stimulation"
]
] | |
7xfes2 | Are there illusions for touch the same way there are for other sight and hearing? | For instance, are there any textures that our brains have a hard time processing or understanding? | askscience | https://www.reddit.com/r/askscience/comments/7xfes2/are_there_illusions_for_touch_the_same_way_there/ | {
"a_id": [
"du7ymdy",
"du81du1",
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"score": [
3,
7,
5
],
"text": [
"Not sure if this is the kind of thing you mean, but your nervous system can't distinguish cold from wet through touch alone. Your brain uses context to tell that you're wet, but all it really feels is t... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?v=sxwn1w7MJvk"
]
] | |
3dnu1i | Sexuality and sex in Viking times | Was anal sex acceptable? Was being the, er, fuckee (sorry, English not first language, I'm making this up as I go along) something shameful? How freely discussed was sex? Was being gay recognised? How common was anal sex between men and women? Were lesbians recognised? Were there such things as Viking dildos? Were many... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/3dnu1i/sexuality_and_sex_in_viking_times/ | {
"a_id": [
"ct70e72",
"ct76oz9",
"ct7eo30",
"ct7h87t"
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"score": [
415,
24,
45,
34
],
"text": [
"Ouch, this is a very wide question.\n\nGenerally, when it comes to (male) homosexual sex, the vikings considered only the passive partner gay, and accusing someone of being th... | [] | [] | [
[],
[
"http://news.bbc.co.uk/2/hi/science/nature/4713323.stm"
],
[
"http://www.vikinganswerlady.com/",
"http://legacy.fordham.edu/halsall/pwh/gayvik.asp"
],
[]
] | |
7mp2wz | how birth defects happen | How do these actually become decided, and why do they happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7mp2wz/eli5how_birth_defects_happen/ | {
"a_id": [
"drvl0n3"
],
"score": [
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],
"text": [
"There are many causes and many different situations.\n\nSome defects are chemically triggered, a perfectly normal fetus exposed to thalidomide at the wrong point in its development will turn out with a defect.\n\nSome defects are genetic, through... | [] | [] | [
[]
] | |
38byt7 | how did humans discover the act of sexual intercourse? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/38byt7/eli5how_did_humans_discover_the_act_of_sexual/ | {
"a_id": [
"crtw849",
"crtwf0o",
"crtwxhl"
],
"score": [
3,
3,
3
],
"text": [
"At least with heterosexual sex, I've got a plug and you've got a socket and they are roughly in line with eachother, let's give it a shot. ",
"It's been passed down in some form through evolution ev... | [] | [] | [
[],
[],
[]
] | ||
1rih4i | stack overflow and buffer overflow | I've come across these few terms a couple of times when I'm reading computer-related stuff. Wikipedia's explaination is too tough for me to understand so I hope someone can explain what these 2 terms mean and what are the implications of having a program having such problems | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rih4i/eli5_stack_overflow_and_buffer_overflow/ | {
"a_id": [
"cdnm8mi",
"cdnmsqz",
"cdnu06e"
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"score": [
12,
9,
2
],
"text": [
"**Stack overflow**\n\nWhenever you call a function, memory for that function is allocated in a place called the call stack. When the function completes its run, that memory is released. A stack overflo... | [] | [] | [
[],
[],
[]
] | |
4wrdcq | sleep apnea and how it can lead to death | With the recent news of Zach Hemmila passing in his sleep, (senior football player at Arizona) many people question sleep apnea as a cause. Can someone go in depth on this issue, and does it worsen or get better with age? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4wrdcq/eli5_sleep_apnea_and_how_it_can_lead_to_death/ | {
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"d69nm8m",
"d69rc34",
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"score": [
... | [] | [] | [
[],
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2qcwc2 | bleach... how does it! | Today I had a bucket of dirty water (brown from mopping my kitchen floor) then was cut off in my area due to a fire a few blocks down the road
I wasnt finished cleaning so I dropped about a cup of bleach into the bucket, then went to be a spectator of this christmas fire.
returned and the water was clear! and no lon... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qcwc2/eli5bleach_how_does_it/ | {
"a_id": [
"cn4ynjb",
"cn50el2"
],
"score": [
2,
3
],
"text": [
"Did the dirt drop out of solution and settle to the bottom of the bucket? What happens if you agitate the mixture?",
"Color in living materials is often caused by molecules where electrons are relatively mobile (_URL_0_)... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Conjugated_system"
]
] | |
e60l7d | How and why did Russia expand over the Urals into Asia? | If we think of the territory of the Kievan Rus as the "original" Russian territory, then how and why did they expand into Siberia and the Far East? Under the Mongol and Tatar Yokes they were still limited to Europe, if I remember correctly, so how did they move East? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/e60l7d/how_and_why_did_russia_expand_over_the_urals_into/ | {
"a_id": [
"f9o6cw8"
],
"score": [
3
],
"text": [
"Without being too obnoxiously self-referential, anyone who has seen my answers in this sub concerning the growth and contraction of Mother Rus' during various periods of time knows that I am a big fan of great maps, so please allow me to start th... | [] | [] | [
[
"https://www.prlib.ru/en/node/417502",
"https://upload.wikimedia.org/wikipedia/commons/5/52/Expansi%C3%B3n_territorial_de_Rusia.svg",
"https://www.jstor.org/stable/40316361",
"https://russiatrek.org/blog/wp-content/uploads/2016/09/anadyr-from-above-russia-2.jpg"
]
] | |
31vt2h | why does time seem to slow when your body is in shock? | I pulled out when the green light appeared and a truck wasnt paying attention and nearly t boned me. Time seemed to slow even though my foot was still on the gas. The only thing that stopped the collision was a car behind me honked their horn and the truck slammed on the brakes.
My heart was pounding even an hour after... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/31vt2h/eli5_why_does_time_seem_to_slow_when_your_body_is/ | {
"a_id": [
"cq5esq5",
"cq5evdd",
"cq5ucut"
],
"score": [
2,
2,
2
],
"text": [
"Think about the idea of your mind racing, When you have the feeling of shock your mind will race doing more in that short amount of time then normal give this illusion effect that time slows down ",
... | [] | [] | [
[],
[],
[
"http://www.livescience.com/2117-time-slow-emergencies.html"
]
] | |
7y51b4 | In 1971, DC introduced their first black superhero, the Green Lantern John Stewart. How did the fan reaction at the time compare to the modern fan reaction to black legacy characters? | [this](_URL_0_) post got me wondering, was the reaction to John Stewart similar to the way people reacted to new 52 Wally West, or Miles Morales? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/7y51b4/in_1971_dc_introduced_their_first_black_superhero/ | {
"a_id": [
"dvzghri"
],
"score": [
9
],
"text": [
"First, some background comic-related context: since Green Lanterns were introduced as an organization of \"Space Cops\" and Hal Jordan was never identified as *the* Green Lantern (rather, he was identified as the current Green Lantern of Earth), ... | [] | [
"https://www.reddit.com/r/DCcomics/comments/7y2dc5/with_all_the_excitement_about_black_panther_this/"
] | [
[
"https://www.reddit.com/r/AskHistorians/comments/806p4b/comic_books_featuring_superheroes_in_the_60s70s/dvwkkf8/",
"http://readcomiconline.to/Comic/Green-Lantern-1960/Issue-87?id=28308#17",
"https://upload.wikimedia.org/wikipedia/en/1/18/Green_Lantern_59_Mar_1968.jpg"
]
] | |
iua0a | Why can't I leg press my weight if I am able to walk on my legs all the time? | askscience | http://www.reddit.com/r/askscience/comments/iua0a/why_cant_i_leg_press_my_weight_if_i_am_able_to/ | {
"a_id": [
"c26ofkt"
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"score": [
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"text": [
"Leg pressing involves lifting the weight, which involves more energy than carrying the weight. For example, pick a bowling ball off the ground an inch, then put it back down. Now lift it over your head and back down. The latter is harder. A bette... | [] | [] | [
[]
] | ||
1shgi5 | In 1911, China appeared to be headed towards a democratic form of government. Why did China not choose Democracy? | I understand that there were opposed views of Western ideas, but could anyone elaborate on why Democracy didn't pull through? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1shgi5/in_1911_china_appeared_to_be_headed_towards_a/ | {
"a_id": [
"cdy5ur7"
],
"score": [
3
],
"text": [
"Okay, I'm pretty new to reddit and Chinese history isn't my forte, but I am pretty sure that I can give you a pretty good answer on why China didn't become a documentary. At the end of the 19th century it was pretty well known that the Qing's mod... | [] | [] | [
[]
] | |
6l8qu4 | Why did Peter the Great make St. Petersburg the capital of Russia? | I mean it was right on the doorstep of their main rival Sweden. The worst thing your enemy can do to you is conquering your capital city so it seemed kinda counterproductive. | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/6l8qu4/why_did_peter_the_great_make_st_petersburg_the/ | {
"a_id": [
"djrz9bx"
],
"score": [
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"text": [
"Russia lacked a warm(er) water port in which they could trade with other kingdoms/nations. Before Peter was able to seize Nyenskans, a fortress built by the Swedes in 1611, the only port that Russia heavily used was Arkhangelsk, which was neither... | [] | [] | [
[]
] | |
819oz1 | what are the advantages/disadvantages of royalty vs. equity deals for start up companies on shark tank? | It always seems to be like the entrepreneurs on Shark Tank interpret the royalty deals as strictly worse, but I don't understand how to do the math to come to that conclusion. Example: One shark offers 100k for 5% equity, another offers 1$ royalty when selling the product at say 7$ until the 100k is recouped. Why is 1 ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/819oz1/eli5_what_are_the_advantagesdisadvantages_of/ | {
"a_id": [
"dv1khy9"
],
"score": [
2
],
"text": [
" > Why is 1 deal strictly worse than the other, how did you do the math to figure it out?\n\nEquity is ownership in the company. If they pay $100,000 for 5% of the company they will break even at the point the company is worth $2 million. But as... | [] | [] | [
[]
] | |
3b0oj6 | If mitochondrial DNA is always inherited from the mother, is the same true for chloroplast DNA? What about other organelles? | askscience | http://www.reddit.com/r/askscience/comments/3b0oj6/if_mitochondrial_dna_is_always_inherited_from_the/ | {
"a_id": [
"csiw8dx"
],
"score": [
2
],
"text": [
"Yes and no, some plants DO inherit the chloroplast and other plastids maternally but there are a sizable amount of plants that inherit plastids paternally . For the most parts, it's angiosperms that inherit maternally and gymnosperms that inherit... | [] | [] | [
[]
] | ||
34nfb0 | A historiography question. What do historians think about sensationalist history literature, e.g., Bill O'Reilly's "Killing (historical figures name here)" books. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/34nfb0/a_historiography_question_what_do_historians/ | {
"a_id": [
"cqwb0wi",
"cqwzey7"
],
"score": [
56,
2
],
"text": [
"A lot of professional historians don't like any popular history, although I think there is a lot of nuance within that category. What you're talking about is the dregs of pop history. The books usually function by positioni... | [] | [] | [
[],
[]
] | ||
173mhc | hey reddit, i'm an australian and i would like to know how the welfare system works in america. thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/173mhc/hey_reddit_im_an_australian_and_i_would_like_to/ | {
"a_id": [
"c81wkds",
"c81ynid",
"c826ka7"
],
"score": [
9,
4,
2
],
"text": [
"It's changing quite a bit with the PPACA (obamacare). There are many different aspects of what would be traditionally considered \"welfare\". For example, food stamps, aka the supplemental nutritional a... | [] | [] | [
[],
[],
[]
] | ||
174pjv | The lowest natural temperature ever recorded was -126F (in Antarctica). Would CO2 have precipitated out of the air? | If so, could you have seen it? What would it look like? | askscience | http://www.reddit.com/r/askscience/comments/174pjv/the_lowest_natural_temperature_ever_recorded_was/ | {
"a_id": [
"c82cxc7"
],
"score": [
11
],
"text": [
"This was answered about a month ago. The answer is no, because the partial pressure of CO2 in Earth's atmosphere is too low. The sublimation rate is faster than the condensation rate.\n\n_URL_0_"
]
} | [] | [] | [
[
"http://www.reddit.com/r/askscience/comments/14oeqe/is_a_rain_snow_of_carbon_dioxide_possible_in/"
]
] | |
ee9no6 | if a large pill contains a small amount of medication, what is the rest of the pill for? | If let's say my vitamin D pill contains 50 micrograms of vitamin D, what is the rest of the pill made of and what is its function?
Because seemingly the pill is much more in weight than 50 mcg. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ee9no6/eli5_if_a_large_pill_contains_a_small_amount_of/ | {
"a_id": [
"fbrw584",
"fbsbx5u",
"fbsey3g"
],
"score": [
23,
3,
2
],
"text": [
"Most pills/tablets contain such a small amount of active ingredient that it would be impossible to handle it unless it's placed within a binding material. So it's mixed with a harmless bulking/binding ... | [] | [] | [
[],
[],
[]
] | |
d6bqfk | how the water cyle works and why are we "wasting" too much water. | First of all, don't take this as a "anti-ecology" thing because I'm really into sustainable ways of living, but I really don't get how the water cycle works. In elementary school I learnt that it's a cycle and what you use will turn again into drinkable water, but I know that it isn't just like that and we need to "sav... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d6bqfk/eli5_how_the_water_cyle_works_and_why_are_we/ | {
"a_id": [
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"f0ru2ex",
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"f0smkz7"
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"score": [
12,
2,
2,
2
],
"text": [
"Our supply of potable (drinkable) water is limited, and that's because we're really, really good at polluting water supplies. We're also very good at turning potable water into wa... | [] | [] | [
[],
[],
[],
[]
] | |
1934md | What happens when you shoot a proton into Bose-Einstein condensate? | askscience | http://www.reddit.com/r/askscience/comments/1934md/what_happens_when_you_shoot_a_proton_into/ | {
"a_id": [
"c8kep4w",
"c8ker0o"
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"score": [
6,
7
],
"text": [
"Huh?\n\nYour question implies that you think something interesting would happen, but I'm not sure why you think that. As far as I know, it wouldn't be any more exciting than shooting a golf ball into a swimming pool.",
"... | [] | [] | [
[],
[]
] | ||
6w7mgb | Can blind people tell if it's dark outside? | Like they'd be able to tell if it is cooler outside but what if it was winter or something like that. | askscience | https://www.reddit.com/r/askscience/comments/6w7mgb/can_blind_people_tell_if_its_dark_outside/ | {
"a_id": [
"dm611se",
"dm6mcmq"
],
"score": [
19,
2
],
"text": [
"It depends on how blind they are. Fully blind people would need something to tell them it is dark. But being legally blind allows a spectrum of light sensitivity from vision just being blurry beyond use ( Which would allow ... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Visual_acuity#Expression"
]
] | |
pmqnk | why do so many celebrities die from drug-related deaths? | In the wake of Whitney Houston's death, I find that a lot of celebrities die from drug overdoses or drug-related deaths (I'm thinking Amy Winehouse, and countless others).
Is there just something about public exposure that drives celebrities to do drugs? What makes drugs so attractive for them? Is it part of a reputat... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/pmqnk/eli5_why_do_so_many_celebrities_die_from/ | {
"a_id": [
"c3qlucb",
"c3qsfi3"
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"score": [
14,
2
],
"text": [
"I'll just give an opinion since I'm not a professional, but I am a grown-up and you're five.\nPeople who are celebrities (and by this, I am guessing you mean in the entertainment field, as opposed to famous scientists and s... | [] | [] | [
[],
[]
] | |
5hw9k3 | Why was arsenic available in pharmacies? | I was under the impression that arsenic has been used as a strong poison throughout history, so when I realized people could actually get arsenic from ordinary pharmacies (although the purpose of the buyer might also be inquired), I was flabbergasted. Why would arsenic even be allowed for sale in public? Is arsenic of ... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/5hw9k3/why_was_arsenic_available_in_pharmacies/ | {
"a_id": [
"db3r85c",
"db481qg",
"db4qi7c"
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"score": [
7,
11,
2
],
"text": [
"Arsenic was widely available through pharmacies as an effective rat poison (it was commonly known in France as *mort-aux-rats*), meaning it was always a highly popular product in early modern cities.\n... | [] | [] | [
[],
[
"https://www.reddit.com/r/AskHistorians/comments/4w2dga/how_common_were_early_remedies_like_childrens/",
"https://en.wikipedia.org/wiki/%C3%96tzi",
"http://www.dakotamatrix.com/images/products/realgar36054a.jpg",
"http://www.dakotamatrix.com/images/products/orpiment19832a.jpg"
],
[]
] | |
d99j3o | why does a balloon explode when you puncture it, but does a tire slowly deflate? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d99j3o/eli5_why_does_a_balloon_explode_when_you_puncture/ | {
"a_id": [
"f1fj6hp",
"f1h2ipn"
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"score": [
8,
2
],
"text": [
"Because a balloon is a thin stretched membrane where tear will spread. A tire is a lot less stretched, thicker and reinforced so it can sustain the forces on it.\n\nYou can reinforce a balloon with just a bit of tape and the... | [] | [] | [
[],
[]
] | ||
duxq03 | What do we know about the early development of a "food service industry"--preparing food to sell or trade to others for immediate consumption? | I've written the question vaguely so as to encompass "restaurants" (eat on the food preparer's premises), street food (eat at the point of purchase), and "take-out" (take with you to eat on your own premises). I'm also excluding preparing lots of food for long-distance trade or travel. How far back do references to suc... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/duxq03/what_do_we_know_about_the_early_development_of_a/ | {
"a_id": [
"f7chddw"
],
"score": [
4
],
"text": [
"Food service (in the sense of preparing food for others to eat) probably dates back farther than recorded history. Sellers of ready-to-eat food in marketplaces are recorded as far back as Sumer.\n\nFast food becomes a giant industry in the urban ... | [] | [] | [
[]
] | |
5sw64m | What causes some rocks/minerals to naturally form with right angles and straight edges? | I saw a picture of naturally occurring fluorite in a chemistry textbook and wondered why is it naturally forms a near-perfect cube. | askscience | https://www.reddit.com/r/askscience/comments/5sw64m/what_causes_some_rocksminerals_to_naturally_form/ | {
"a_id": [
"ddimbeo"
],
"score": [
8
],
"text": [
"The rocks and minerals all have a certain type of crystal structure. The nature of structures is such that the atoms want to be as close to each other as possible so as to increase the stability and decrease energy, which results in a close packe... | [] | [] | [
[]
] | |
2cf2ss | is there any irrefutable proof that the big bang occurred or that the universe is still expanding? | Are there any other credible theories that explain the creation and the subsequent movement of the universe? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cf2ss/eli5_is_there_any_irrefutable_proof_that_the_big/ | {
"a_id": [
"cjetnxh"
],
"score": [
24
],
"text": [
"There's no such thing as 'irrefutable proof' outside of mathematics and formal logic. It doesn't exist, and science doesn't pretend to have it for anything. Seriously. You can't even irrefutably prove that the moon exists.\n\nWhat we do have ... | [] | [] | [
[
"http://www.astro.ucla.edu/~wright/cosmology_faq.html#BBevidence"
]
] | |
1cwpwk | voice classification | How are voices classified (soprano, tenor, bass, etc)? Is it based on the octave a person is singing in? What are some examples? I have no vocal music experience and I've always wondered this. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1cwpwk/eli5_voice_classification/ | {
"a_id": [
"c9kq7q2"
],
"score": [
3
],
"text": [
"It's to do with how high/low your range is. In most (but not all) cases, this is also directly related to whether or not you are male or female (i.e.: women typically have higher voices than men).\n\nSopranos (female) can usually get from Middle ... | [] | [] | [
[]
] | |
8fczk6 | how does the "in the nose, out the mouth" trick help keep from throwing up? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8fczk6/eli5_how_does_the_in_the_nose_out_the_mouth_trick/ | {
"a_id": [
"dy2gtje",
"dy2mpz1"
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"score": [
3,
2
],
"text": [
"It physically calms your body and brain and refocuses your mind away from the feeling of puking.\n\nWhen calm you're better able to control what your body is doing.",
"I don't remember where I saw this but smiling helps.... | [] | [] | [
[],
[]
] | |
czebpr | what can insurance agents do that we can't? | As in, how are they able to get better rates vs me just putting my info into a website for a quote? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/czebpr/eli5_what_can_insurance_agents_do_that_we_cant/ | {
"a_id": [
"eyxza6a"
],
"score": [
5
],
"text": [
"It depends a lot on what you're looking for and who the agent is. On a general level, an insurance agent is very knowledgeable about insurance and can help you figure out the coverage that's right for you and navigate some of the pitfalls of sele... | [] | [] | [
[]
] | |
26mmgk | Were knights on foot feared by normal men-at-arms? Were they in a sense "elite" fighters and avoided in combat? | I read that knights would also fight on foot in some battles, not the usual horseback-riding. Were knights especially feared by the normal foot soldiers? Knights would have the best armour and good training. I'd like to know about knights on foot, NOT on horses! | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/26mmgk/were_knights_on_foot_feared_by_normal_menatarms/ | {
"a_id": [
"chskjtv",
"chsmyaw",
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"score": [
1021,
142,
47,
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"text": [
"The medieval period was more than 1000 years long, and covered whole Europe, parts of M.East and Asia, and the military culture in it varied wildly, so I can only give a very... | [] | [] | [
[],
[],
[],
[]
] | |
223osj | What's the smallest thing we can taste? | I wondered as I licked a single granule of sugar, which tasted like sugar. | askscience | http://www.reddit.com/r/askscience/comments/223osj/whats_the_smallest_thing_we_can_taste/ | {
"a_id": [
"cgja6gk",
"cgjdfdc"
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"score": [
10,
9
],
"text": [
"The smallest **amount** of something you can taste I am not sure on which compound is the winner, but [Neotame](_URL_0_) is as much as 13,000 times as sweet as sugar. So if you could taste a single grain of sugar which abou... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Neotame"
],
[
"http://en.wikipedia.org/wiki/Denatonium"
]
] | |
1wybzt | how can we tell that the super bowl had 111.5 million viewers when multiple people watched the same tv at different parties? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1wybzt/eli5how_can_we_tell_that_the_super_bowl_had_1115/ | {
"a_id": [
"cf6h86z",
"cf6hbvj",
"cf6ik2r"
],
"score": [
3,
5,
2
],
"text": [
"The polls ask both what they are watching and how many people are there.",
"It's not like those numbers are actually derived from counting the number of eyeballs watching screens at any given time. ... | [] | [] | [
[],
[],
[]
] | ||
15ij9k | An honest question from an Australian about the movie "Lincoln". | Just how accurate is the debate between the Republican and Democrats about slavery at this point and was this a major point of the war at all. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/15ij9k/an_honest_question_from_an_australian_about_the/ | {
"a_id": [
"c7mr9x4",
"c7mrf4z"
],
"score": [
11,
17
],
"text": [
"The Republican Party was founded only a few years before the outbreak of the Civil War (in 1854) as an explicitly anti-slavery party. The Republican Party quickly became dominant in northern States. The Democratic Party ha... | [] | [] | [
[],
[
"http://www.reddit.com/r/AskHistorians/comments/svoo6/causes_of_the_american_civil_war/",
"http://www.reddit.com/r/AskHistorians/comments/yoyys/your_opinion_how_accurate_is_it_to_say_the_civil/",
"http://www.reddit.com/r/AskHistorians/comments/ww7wl/ive_been_reading_time_magazines_reissue_entitl... | |
4it7vk | diffraction and interference? | I watched a video about it, but I still don't get how they work. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4it7vk/eli5_diffraction_and_interference/ | {
"a_id": [
"d31cmkn"
],
"score": [
2
],
"text": [
"Assuming that you're talking about light here, diffraction and interference are due to the nature of light as a wave.\n\nInterference is probably the best place to start, and we'll be considering waves in a pool.\n\nIf you imagine a series of wat... | [] | [] | [
[]
] | |
v457q | I always hear how smokers live ~10 years shorter. Is it all due to lung cancer? If a smoker doesn't get it, does he live as long as nonsmokers? | askscience | http://www.reddit.com/r/askscience/comments/v457q/i_always_hear_how_smokers_live_10_years_shorter/ | {
"a_id": [
"c51670m"
],
"score": [
12
],
"text": [
"It's not all due to lung cancer. There are many other types of cancers that smoking cigarettes is linked to. Smoking also causes problems with blood flow, hardening of arteries and veins, oxygen distribution, and a host of other problems.\n\nGo ... | [] | [] | [
[
"http://www.cdc.gov/tobacco/data_statistics/fact_sheets/health_effects/effects_cig_smoking/#disparities"
]
] | ||
2y7ku6 | Suggestions for interesting US History topics? | Hey Reddit! My US History teacher is allowing our class to suggest lesson topics. Any interesting events outside of the typical US History curriculum that would be worth studying?
So far, outside of the normal curriculum, we've gone over the Philippine American War and will be studying the origins of Silicone Valley.... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/2y7ku6/suggestions_for_interesting_us_history_topics/ | {
"a_id": [
"cp722c7"
],
"score": [
2
],
"text": [
"The formation and evolution of major league baseball. "
]
} | [] | [] | [
[]
] | |
amhyqe | how do dollar store nightlights and small electronics convert 110v to usable energy for a small led? | Sorry if this is the wrong sub but im curious to add to my personal projects but how do they do it so cheaply? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/amhyqe/eli5_how_do_dollar_store_nightlights_and_small/ | {
"a_id": [
"efm8gii",
"efmcmdf"
],
"score": [
3,
2
],
"text": [
"Think of how small an iPhone charger cube is and then remember that while 120V AC is going in, it's only outputting 5 volts DC. Instead of a bulky transformer to step the voltage down, it uses various solid state discrete c... | [] | [] | [
[
"https://www.youtube.com/watch?v=wOW6gtxfk8U"
],
[
"https://www.youtube.com/watch?v=jqRlBHJ3Fnw",
"https://www.youtube.com/watch?v=9_nrP6PNOtg",
"https://en.wikipedia.org/wiki/Capacitive_power_supply",
"https://www.youtube.com/watch"
]
] | |
14sbcn | What was the level of American investment in Nazi Germany? | How much american money was in Nazi Germany before the war. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/14sbcn/what_was_the_level_of_american_investment_in_nazi/ | {
"a_id": [
"c7fyxet",
"c7g178m"
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"score": [
3,
3
],
"text": [
"This is an ambiguous question. Do you mean US government money? Assets held by American corporations? Assets held by American citizens?",
"I can't give you any numbers, but right before the war the US was still trying to... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Tennessee_Valley_Authority"
]
] | |
1kesx1 | Has there ever beena popular revolution to instate a monarchy? | Not to restore or usurp a royal position, but to essentially start one from scratch, moving from a tradition of non-monarchy to imposing a royal family. Any ideas? | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1kesx1/has_there_ever_beena_popular_revolution_to/ | {
"a_id": [
"cbo8o1y",
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"score": [
5,
24,
13,
3,
6,
2,
2
],
"text": [
"The first thing that comes to mind is the dictatorship of Julias Ceaser. Rome had been a Republic for several h... | [] | [] | [
[],
[],
[],
[],
[
"http://www.amazon.com/books/dp/0750944390",
"http://www.historytoday.com/jason-tomes/throne-zog-monarchy-albania-1928-1939",
"http://www.amazon.co.uk/dp/0955088313/ref=as_li_ss_til?tag=royboonew-21&camp=2902&creative=19466&linkCode=as4&creativeASIN=0955088313&a... | |
5kxb19 | why haven't we made calorie free food that's cheap and actually tastes good? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5kxb19/eli5_why_havent_we_made_calorie_free_food_thats/ | {
"a_id": [
"dbr9t3x",
"dbraf97"
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"score": [
6,
3
],
"text": [
"Most of the usable calories in food come from fats and sugars. These things are also what make foods taste good, so taking them out also removes much of the pleasant taste. There are substitutes for sugar, but no proper subs... | [] | [] | [
[],
[]
] | ||
28pxl4 | Coughing Blood? | What happens inside of your lungs to cause you to cough up blood? | askscience | http://www.reddit.com/r/askscience/comments/28pxl4/coughing_blood/ | {
"a_id": [
"cida4kt",
"cidaprt"
],
"score": [
3,
3
],
"text": [
"The lungs have a dual blood supply. The pulmonary arteries send blood to be oxygenated in the alveoli, while the bronchial arteries make sure the lung tissue itself gets nutrition and oxygen. As a result, there's a hell of a... | [] | [] | [
[
"http://www.aafp.org/afp/2005/1001/p1253.html"
],
[]
] | |
3ubli8 | Does the 5 mn Km difference between earth's aphelion and perihelion around the sun mean that the summers are more intense in the Southern Hemisphere? | askscience | https://www.reddit.com/r/askscience/comments/3ubli8/does_the_5_mn_km_difference_between_earths/ | {
"a_id": [
"cxdv5fr"
],
"score": [
5
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"text": [
"The Earth's tilt contributes more significantly to temperature than distance from the sun, although the southern hemisphere does get more energy from the sun during it's summer. However, the difference is more or less offset by the large southe... | [] | [] | [
[]
] | ||
286o16 | If I catch the flu, what is the total mass of virus in my body by the time I start showing symptoms? | askscience | http://www.reddit.com/r/askscience/comments/286o16/if_i_catch_the_flu_what_is_the_total_mass_of/ | {
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"Let's aim for within a few orders of magnitude. Let's say the average flu virion weighs around a femtogram (10^-18 kg) -- around the same as an HIV virion. \n\nHow many virus particles in an infection? That's really tough, actually. The paper... | [] | [] | [
[
"http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1563736/"
]
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1oosqt | Problems with writing historiography papers | Hello there. First off, I'm a second year student in the master's program, and I hate historiography papers. I'm currently writing an 8-10 page historiography paper, and despite having written two similar papers already in grad school, I still can't seem to grasp it. Having done numerous research papers, I felt I was p... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1oosqt/problems_with_writing_historiography_papers/ | {
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"I've known great historians who could never get a grasp of historiography and others who thrived on it. Don't be too hard on yourself. That's not to give you a free base not to le... | [] | [] | [
[],
[],
[],
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36heb3 | the relevance of the hillary clinton email scandal | So lately I am still seeing the reports on Hillary Clinton using a private email account. Now they are saying they won't release the emails until 2016. I'm still wondering why this all matters. Is she being investigated for something else? Or is this just another thing with which reporters are wasting time for ratings? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/36heb3/eli5_the_relevance_of_the_hillary_clinton_email/ | {
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"Well, I'd say it's pretty clear she chose to use those email accounts so that she could duck freedom of information requests. So if you dislike Obama's broken promises on transparency, then get ready for more of the same wi... | [] | [] | [
[],
[]
] | |
6zxki9 | what do doctors do with unnecessary body parts like an appendix? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6zxki9/eli5_what_do_doctors_do_with_unnecessary_body/ | {
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... | [] | [] | [
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"https://www.sciencedaily.com/releases/2007/10/071008102334.htm"
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[],
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7v4wdf | In Martin Scorsese's film, "Silence", Japanese Christian converts in the 17th century are portrayed as being excessively religious. What was the actual extent of Christian religiosity among the Japanese at that time? | Additional question:
Based on the movie, one might view Japanese Christians as being naive and almost deluded in their trust for the Jesuit priests. They seem to be absolutely fixated on their beliefs and devoted to the Christian life. How real was this? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/7v4wdf/in_martin_scorseses_film_silence_japanese/ | {
"a_id": [
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"By the 17th century, especially the 1640s when the film is set, the only remaining practicing Christians were likely to be die-hards. Much of the behavior shown among the converts in the film and novel — reluctance on pain of death to disrespect ... | [] | [] | [
[]
] | |
222rqi | how can companies like malt-o-meal make cereal exactly like general mills and other major companies and not get sued? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/222rqi/eli5_how_can_companies_like_maltomeal_make_cereal/ | {
"a_id": [
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"text": [
"Not patented. Same way anyone can make a type of cheese or a cola -- baseically just can't get caught stealing their recipe or using their trademarks (name, characters or things that might cause consumers to think they were buying the real gener... | [] | [] | [
[]
] | ||
3oc2fe | why can't dogs eat onions? | I know it has something to do with blood cells but I don't understand it. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oc2fe/eli5_why_cant_dogs_eat_onions/ | {
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"If I recall what a vet told me is that it breaks down their blood cells causing them to die because the oxygen can't get around their body, raisons do it t... | [] | [] | [
[],
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"http://drsophiayin.com/blog/entry/onions_the_secret_killer",
"https://en.wikipedia.org/wiki/Ion#Anions_and_cations",
"http://www.petinsurance.com/healthzone/pet-articles/pet-health-toxins/Pets-and-Onions.aspx",
"http://www.tandfonline.com/doi/pdf/10.1271/bbb.67.1594",
"https://upload.wi... | |
7zy8te | What were the war aims of the Arab countries in the 1973 War? | Was their goal to overrun and annihilate Israel (which I'm sure is what the Israelis assumed), or were they simply trying to gain back the territories lost in the 1967 war? If it was the former, was this in any way feasible? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/7zy8te/what_were_the_war_aims_of_the_arab_countries_in/ | {
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"The goals are uncertain for the long-term achievements, but we have a fair idea. Israel, of course, interpreted the goal as its destruction. From their perspective, this was a reasonable view, though we can get into the particulars of Sadat's pri... | [] | [] | [
[]
] | |
2194d5 | how do dating sites become successful if their success relies on a large number of members from the start? | Who would sign up to a dating site with only a few members? How does that site become more popular? I know that if I joined a site and I kept seeing the same person/match over and over again, I wouldn't use it anymore or recommend it to anyone. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2194d5/eli5_how_do_dating_sites_become_successful_if/ | {
"a_id": [
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"text": [
"Same as any service that requires a lot of people for success: you use really good marketing to convince a few people to try it until you get a self-sustaining community. Do you think Facebook and Twitter and Ebay and Amazon had billions of user... | [] | [] | [
[]
] | |
1t8fxv | If you can cold weld metals in a vacuum because no oxides form, can you do it in 100% nitrogen? | askscience | http://www.reddit.com/r/askscience/comments/1t8fxv/if_you_can_cold_weld_metals_in_a_vacuum_because/ | {
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"For a good many metals, sure. However, there are metals that can form nitrides as well as oxides. Lithium is a good example; metallic lithium will actually get hot in a nitrogen atmosphere as the exot... | [] | [] | [
[],
[],
[]
] | ||
6wng4a | Why does it seem that Kings were referred to as Princes in 17th century texts? | I'm not sure if this applies to all literature and whatnot, but I was reading the Licence to establish a colony in Virginia by King James I in 1606, and it mentions things like land "not actually occupied by Christian princes". I also see the usage of 'prince' for what seems to be a King in Hakluyt's appeal to Queen El... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/6wng4a/why_does_it_seem_that_kings_were_referred_to_as/ | {
"a_id": [
"dm9qien"
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"text": [
"In the early modern era, the term \"Prince\" also had a more generic meaning of \"a ruler possessing some degree of sovereignty\". In that sense, the ruler a small independent dukedom like Victor Amadeus of Savoy was just as much a \"prince\" a... | [] | [] | [
[]
] | |
1hhmal | Are there any historians dealing with the social and political impact of culture, especially literature, over the past century? | I'm looking for recommendations as to historians who have dealt with this topic on a thematic basis, answering the question which in its most reductive form would be phrased as: 'What is the historical impact of literature?'
I know a few oft-cited examples, such as the whole Upton Sinclair/FDA situation, but I'm curio... | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1hhmal/are_there_any_historians_dealing_with_the_social/ | {
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"If you want to look at the role of artists (writers, painters, etc...) during the Great Depression in the USA, Michael Denning's book really is the best. He looks at how intellectu... | [] | [] | [
[
"http://books.google.ca/books?id=QY8pUkLRM1YC&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false"
],
[],
[],
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"http://english.chass.ncsu.edu/jouvert/v1i2/GOUDIE.HTM",
"http://www.jstor.org/discover/10.2307/1343462?uid=2460338175&uid=2460337935&ui... | |
7yli8p | Do male species having lower life expectancy than female also occur in other animal species than human? | I know male humans have lower life expectancy because they risk more, but isn't that the case for other animals too? Might be a dumb question, but I'm a big ear. | askscience | https://www.reddit.com/r/askscience/comments/7yli8p/do_male_species_having_lower_life_expectancy_than/ | {
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"text": [
"Life expectancy depends on a lot of different factors and whether males or females live longer depends on the species, some have males living longer, some have females, some about the same. A lot of it is down to the social or mating behavior. On... | [] | [] | [
[
"https://link.springer.com/article/10.1007%2FBF00378310",
"https://en.wikipedia.org/wiki/Noisy_miner#Social_organisation"
]
] | |
2rdbz1 | why do football helmets not have a soft layer on the outside to lessen the impact of two helmets smacking together? | It seems logical that some kind of padding on the outside as well as the inside would reduce impact to the brain. I did a little looking into it and there are some products out there like this which seem to work. Why is this technology not implemented for safety? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2rdbz1/eli5_why_do_football_helmets_not_have_a_soft/ | {
"a_id": [
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"text": [
"in an impact, alot of force is transfered. what feels \"soft\" to your hand means it'll compress to zero thickness without absorbing energy. that leads to the player's head impacting the really really hard shell. the foam that's inside the h... | [] | [] | [
[]
] | |
5zye6r | How do researchers track the history of agriculture? | Is it simply by dating certain findings of proof of agriculture? Like fields, silos and tools? How do they differentiate whether the knowledge and skills were a result of outside groups influence versus a population simply growing to become agriculturist? | askscience | https://www.reddit.com/r/askscience/comments/5zye6r/how_do_researchers_track_the_history_of/ | {
"a_id": [
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"text": [
" > How do they differentiate whether the knowledge and skills were a result of outside groups influence versus a population simply growing to become agriculturist?\n\nThis is something that's been determined by biologists, u... | [] | [] | [
[],
[]
] | |
1jiz6o | why do you get money back from cans that you drink from but not the ones that hold food? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jiz6o/eli5_why_do_you_get_money_back_from_cans_that_you/ | {
"a_id": [
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"score": [
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"text": [
"Usually there'll be a trash can nearby, when you cook food.\nA drink you can take with you anywhere, so people are more likely to litter.",
"Drink cans are usually aluminum, while food cans are usua... | [] | [] | [
[],
[],
[
"http://en.m.wikipedia.org/wiki/Keep_America_Beautiful"
]
] | ||
10wqqj | why is facebook stock falling? it's not like people have stopped using facebook and they still make a profit. | I didn't know where else to ask... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/10wqqj/eli5_why_is_facebook_stock_falling_its_not_like/ | {
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"text": [
"While you're partially correct, the stock is falling for two main reasons.\n\nFirstly, the shares were over priced to begin with. They were first sold for something like $38, when they should have star... | [] | [] | [
[],
[],
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] | |
7tpd8l | Shouldn't the Glorious Revolution be considered a successful invasion of Britain by the Dutch? | Britain is often said to have last been successfully invaded in 1066 AD following the Norman Conquests. However, considering that the Glorious Revolution of 1688 consisted of William III of the House of Orange invading England with an Armada, and successfully deposing a head of state, why isn't the Glorious Revolution ... | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/7tpd8l/shouldnt_the_glorious_revolution_be_considered_a/ | {
"a_id": [
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"text": [
"William was married to Mary Stuart, the daughter of James II who was intended to succeed him by that invasion. Succeed him as co-monarch along with William, but succeed him nonetheless. William was invading on behalf of the impending *British* qu... | [] | [] | [
[]
] | |
2jzj2m | Weight loss/Physics question? | When you lose weight it's because your body has burned fat, turned it to glucose and then after being used to fuel the body is turned to carbon dioxide.
carbon dioxide is then expelled from the body via, breath, urine, sweat and defecation.
is the expelled carbon dioxide the actually measurable weight that is lost?
... | askscience | http://www.reddit.com/r/askscience/comments/2jzj2m/weight_lossphysics_question/ | {
"a_id": [
"clgn661"
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"text": [
"Yes, that is the majority of the weight that is being lost. The other waste streams you mentioned would also include some components like water, urea, electrolytes and metals but most of the organic waste will leave your body as carbon dioxide t... | [] | [] | [
[]
] | |
a98n8r | What kind of gifts did Romans exchange during Saturnalia? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/a98n8r/what_kind_of_gifts_did_romans_exchange_during/ | {
"a_id": [
"eci6yyj"
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"text": [
"According to Macrobius (*Saturnalia*, 1.11.49), the most common gifts were candles and figurines known as *sigilla*. The *sigilla* \\- which one of Macrobius' characters, possibly correctly, connects with an ancient religious rite - were usually... | [] | [] | [
[]
] | ||
3cypcz | why is batman fighting superman? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cypcz/eli5_why_is_batman_fighting_superman/ | {
"a_id": [
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"score": [
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"text": [
"Looked to me like someone Bruce Wayne cared about died during the destruction of Metropolis and Batman is holding a grudge against superman because of it. "
]
} | [] | [] | [
[]
] | ||
125jd6 | When was the last discovered "lost tribe?" Do you think there are any others? If so where? | To explain I mean the last tribe/people to be discovered by modern society. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/125jd6/when_was_the_last_discovered_lost_tribe_do_you/ | {
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"text": [
"I don't know when the most recent \"first contact\" was, although it was probably fairly recently, say in the last 20 or 30 years. There remain groups that have [resisted attempts at contact](_URL_0_), ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Uncontacted_peoples"
],
[],
[
"http://www.independent.co.uk/news/world/americas/in-2011-there-are-100-uncontacted-tribes-worldwide-2205746.html"
]
] | |
mennp | Sometimes, in a rush, I just rinse my hands with water (no soap). Does this do anything? Or should I just not bother washing them at all? | Errrr, that is, I once saw it in a movie. | askscience | http://www.reddit.com/r/askscience/comments/mennp/sometimes_in_a_rush_i_just_rinse_my_hands_with/ | {
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[],
[],
[],
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[],
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"http://en.wikipedia.org/wiki/Typhoid_Mary"
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2zoiew | How quick does water lose oxygen? | The black sea is almost enitrely devoid of oxygene in its water preserving whatever lies in it and hasnt been replenished as most other water sources have. Why, if anyone has an answer. | askscience | http://www.reddit.com/r/askscience/comments/2zoiew/how_quick_does_water_lose_oxygen/ | {
"a_id": [
"cplelmg"
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"score": [
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"text": [
"Water doesn't 'lose oxygen'. Instead, it is used up by marine life that need it for respiration. Consequently, the rate at which water becomes deoxygenated depends largely on the ecosystem in the surrounding environment. The reason that the Black... | [] | [] | [
[]
] | |
wedfg | - why do automobiles lose such a drastic amount of power by turning the ac on? | I've had people explain that it has something to do with the motor now being responsible for powering a compressor to run the AC which detracts from the motor's ability to function.
But seriously, we've been building cars for over a century. How the fuck has this HUGE limitation not been addressed and rectified? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/wedfg/eli5_why_do_automobiles_lose_such_a_drastic/ | {
"a_id": [
"c5cm1vj"
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"The engine doesn't lose any power that it's producing at whatever gearing, temperature, and RPM it's at - what's happening is that the A/C unit needs a non-negligible amount of power (mechanical or otherwise) to run. \n\nExample: so if your car (... | [] | [] | [
[]
] | |
ejhxd2 | if skulls don't have prominent nose bones, why do noses protrude so much and feel so hard? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ejhxd2/eli5_if_skulls_dont_have_prominent_nose_bones_why/ | {
"a_id": [
"fcxtdyw"
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"score": [
3
],
"text": [
"Nasal cartilage is what provides the structure. Cartilage is densely packed collagen which is why it feels hard.\n\n_URL_0_"
]
} | [] | [] | [
[
"https://www.healthline.com/human-body-maps/nasal-cartilages#1"
]
] | ||
1r1272 | Can a low current or voltage do any long term damage to humans if applied for a long period? | Usually, we hear about people being electrocuted by exposure to high currents and voltages very quickly.
I was wondering if electricity at a low current or voltage could have detrimental effects if the exposure persists. | askscience | http://www.reddit.com/r/askscience/comments/1r1272/can_a_low_current_or_voltage_do_any_long_term/ | {
"a_id": [
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"text": [
"Depends where in the body, and whether the heat can dissipate. There are many people now who have a brain implant that does just what you said - deliver a very low voltage of a specific point in the brain, helping with such things as Parkinson's,... | [] | [] | [
[]
] | |
6cpa1z | How is Bronsted-Lowry acidity definition similar to Lewis acidity definition? | I read that "All of the Bronsted-Lowry bases are also Lewis bases. However, not all of the Bronsted-Lowry acids are Lewis acids." in my textbook. And there is no further explanation. I could not understand how these two definitions are related and why not all of the Bronsted-Lowry acids are Lewis acids? Thanks in advan... | askscience | https://www.reddit.com/r/askscience/comments/6cpa1z/how_is_bronstedlowry_acidity_definition_similar/ | {
"a_id": [
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"text": [
"A Bronsted-Lowry base is a \"proton acceptor\" (a proton is a positively charged hydrogen ion). The proton is accepted because the base possesses a lone pair of electrons to make covalent bond with that proton. A lewis-base is by definition a lon... | [] | [] | [
[]
] | |
1ckjbt | What did Asians and others in the far east think about Rome, Greece, and other western nations? | I'd be curious to know what kind of comments the ancient easterners made about their western neighbors back around the time of the Roman Empire. | AskHistorians | http://www.reddit.com/r/AskHistorians/comments/1ckjbt/what_did_asians_and_others_in_the_far_east_think/ | {
"a_id": [
"c9heiki"
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"text": [
"The Han Chinese knew about the Roman Empire, which they called Da Qin. They said that the Romans were \"tall and virtuous\" similar to themselves and, according to the themselves, the people of the west were once Chinese, but had since migrated. ... | [] | [] | [
[
"http://depts.washington.edu/silkroad/texts/weilue/weilue.html#section11"
]
] | |
1ptlix | why do some people lose weight after taking up smoking? does the same thing happen with e-cigarettes? | I am NOT planning on taking up smoking at all. I do have friends who smoke and are reluctant to give it up because of the weight loss they have experienced. I've also noticed that many of my coworkers who smoke are skinnier than those who don't. What exactly is happening? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ptlix/eli5_why_do_some_people_lose_weight_after_taking/ | {
"a_id": [
"cd5vram",
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"score": [
2,
4
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"text": [
"Those people are replacing their snack cravings with cigarette cravings, which while being overall terrible for your health, do have the benefit of being calorie free. Not to mention they are pricy which probably cuts into ... | [] | [] | [
[],
[]
] | |
2jk67g | how is isis able to sell oil on the black market to the tune of $3,000,000/day? who is buying it, where does the oil end up, and how does this network remain active? | I've actually Googled this, but the answers are so convoluted that I can't make real sense of it. They are apparently selling oil on the black market in Turkey, but that doesn't explain where the oil is going. Or how they can possibly make as much as $3,000,000 per day selling it. I just can't imagine that much oil sim... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2jk67g/eli5_how_is_isis_able_to_sell_oil_on_the_black/ | {
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"clcqmyc",
"c... | [] | [
"http://www.reddit.com/r/explainlikeimfive/comments/2jk67g/eli5_how_is_isis_able_to_sell_oil_on_the_black/clcpf1z?context=3",
"http://www.reddit.com/r/explainlikeimfive/comments/2jk67g/eli5_how_is_isis_able_to_sell_oil_on_the_black/clcoxhv?context=3",
"http://www.reddit.com/r/explainlikeimfive/comments/2jk67g/e... | [
[],
[],
[
"https://www.youtube.com/watch?v=mPEfArQU7tc"
],
[],
[],
[],
[],
[],
[],
[
"http://www.cnn.com/2014/10/06/world/meast/isis-funding/"
],
[],
[
"http://online.wsj.com/articles/islamic-state-funds-push-into-syria-and-iraq-with-labyrinthine-oil-smuggling-operation-1410826... | |
3nwdhh | Why did Arabs conquer the entirety of the Sassanian Empire, but only parts of the Eastern Roman Empire? | Were the Romans better prepared? We're the Arabs not interested? Were the Sassanians in a more vulnerable position? | AskHistorians | https://www.reddit.com/r/AskHistorians/comments/3nwdhh/why_did_arabs_conquer_the_entirety_of_the/ | {
"a_id": [
"cvrvqeg"
],
"score": [
4
],
"text": [
"I definitely haven't read enough about Persia, so I won't comment on that, but I can quote a few extracts from recent books about what historians think the reasons are. Hopefully someone else familiar with the literature on this topic can come an... | [] | [] | [
[
"https://www.reddit.com/r/AskHistorians/comments/3j7tqg/tuesday_trivia_treason_and_treachery/cun0g77"
]
] | |
vwia7 | Can a planet have a degree of tilt and revolve/rotate at a rate so that a pole always tilted towards the planet's star? | askscience | http://www.reddit.com/r/askscience/comments/vwia7/can_a_planet_have_a_degree_of_tilt_and/ | {
"a_id": [
"c588hnf"
],
"score": [
3
],
"text": [
"Uranus has a tilt of about 98 degrees. This means that one period a year, the north pole roughly points to the Sun. During another period, the south pole roughly points to the Sun. So that portion can occur. \nWhen a planet is tidally locked, it... | [] | [] | [
[]
] | ||
4e0wml | Why are there mountains on Mars that are much higher than the highest mountains on other planets in the solar system? | There is Arsia Mons (5.6 mi), Pavonis Mons (6.8 mi), Elysium Mons (7.8 mi), Ascraeus Mons (9.3 mi) and Olympus Mons (13.7 mi) that are higher than Mount Everest (5.5 mi), earth's highest mountain (measured from sea level). All of those high mountains on Mars are volcanoes as well. Is there an explanation? | askscience | https://www.reddit.com/r/askscience/comments/4e0wml/why_are_there_mountains_on_mars_that_are_much/ | {
"a_id": [
"d1w3ewe",
"d1w3gl5",
"d1w4pxe",
"d1w594a",
"d1w67e7",
"d1w6wmu",
"d1w8box",
"d1w9amk",
"d1waakp",
"d1wjl9y",
"d1wot78"
],
"score": [
18,
387,
6,
1805,
42,
2,
2,
92,
7,
2,
2
],
"text": [
"I think it could b... | [] | [] | [
[],
[
"http://quarksandcoffee.com/index.php/2015/10/29/why-are-some-moons-spherical-but-others-are-shaped-like-potatoes/",
"https://www.reddit.com/r/askscience/comments/42j6rf/what_is_the_theoretical_limit_to_how_tall/czbfov4",
"http://adsabs.harvard.edu/full/1981JApA....2..165S"
],
[],
[
"h... | |
2q15g3 | why are insurance companies and other major businesses able to get away with shady practices? | I'm having constant issues lately with health insurances. From what I've researched it's seemingly common practice to push around the consumer until they give up. Something is supposed to be covered by my plan, but insurance companies make it impossible to actually get it covered. Every CSR you talk to gives you a ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2q15g3/eli5_why_are_insurance_companies_and_other_major/ | {
"a_id": [
"cn1vt6m"
],
"score": [
3
],
"text": [
"Two parts, mostly. One, it is very hard to prove that a company is doing something fraudulent. Nobody is combing through every scrap of paperwork at a giant company looking for misdeeds, it's just not practical. Instead, particularly bad offen... | [] | [] | [
[]
] | |
5w389r | Has geographically localized human activity in aggregate been able to impact weather patterns / other things on a small time scale? | [deleted] | askscience | https://www.reddit.com/r/askscience/comments/5w389r/has_geographically_localized_human_activity_in/ | {
"a_id": [
"de7677v"
],
"score": [
2
],
"text": [
"I'm not aware of it affecting large scale weather systems, but cities tend to absorb a lot of heat during the day, that is later released throughout the night. This causes big cities to often have a higher average night time temperature during su... | [] | [] | [
[]
] |
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