id stringlengths 5 6 | input stringlengths 3 301 | output list | meta null |
|---|---|---|---|
rh5zl | Why does my voice tend to go higher around new company or in formal situations? | [
{
"answer": "Higher pitched voices are often perceived as less threatening. So it is a way of reassuring new people you are not a threat. It could also be the excitement of meeting a new person being expressed as a higher pitch.",
"provenance": null
},
{
"answer": null,
"provenance": [
{
... | null |
1rkgwb | Is it possible to cryogenically freeze an entire ovary to save the eggs for later? | [
{
"answer": "I don't believe we've reached a point where we can 'revive' tissue after cryopreservation. In the case of gametes and embryos, special freezing media is required to protect them from cold shock and freezing damage. Cryoprotectants such as low density lipoproteins and glycerol stabilise the plasma m... | null |
9am27c | how do we know that pet euthanasia is truly painless? | [
{
"answer": "First, I'm sorry to hear you're going through this. It's the absolute worst part of owning a pet.\n\nTo answer your question, though, pet euthanasia is essentially done with a large dose of anesthesia. Have you ever had surgery? It's the same process, but with an alternative end. The feeling you fe... | null |
5v34pk | Why not send a drone to Mars that can recharge with solar panels? | [
{
"answer": "NASA is considering the possibility of a helicopter drone for a future Mars mission. You can read about this [from NASA](_URL_3_), as well as some articles on others sites, such as [this](http://www._URL_0_/28360-nasa-mars-helicopter-drone.html) (from _URL_0_) and [this](https://www._URL_1_/extrem... | null |
5p2gx1 | Conspiracy people claim the Apollo Astronauts would have been killed by radiation outside of the protection of the Van Allen Belt. How much of this is pseudo science? | [
{
"answer": "Well all of it. Apollo 11 that carried Neil Armstrong and Buzz Aldrin was deliberately launched from the descending node of the geomagnetic plane specifically so that it would be almost completely out of reach of the Van Allen Belts by the time it was far enough away from the Earth to no longer be ... | null |
80i8b7 | how does the body store water? | [
{
"answer": "It gets absorbed and distributed throughout all your cells within your body. It's not really stored anywhere, but when your cells are at a nice hydrated state, any access water that enters your body will go to your bladder, which is why the more water you drink, the clearer, or more like water, you... | null |
eh7fbl | Why did Japan and South Korea turn into a democratic state with little corruption but other East Asian countries did not? | [
{
"answer": "I don't think that the premise of this question (that Japan and South Korea have avoided corruption, unlike the rest of East Asia) really holds up. If you look at the Economist's [Democracy Index](_URL_0_), and Transparency International's [Corruption Perceptions Index](_URL_1_), you'll find that t... | null |
1p03gl | dual citizenship | [
{
"answer": "Some countries allow dual citizenships but there are some countries which do not allow it. And then there are some countries which are very vague if they allow it or not. \n\n > Are you responsible for both nation's laws?\n\nAs a citizen or non-citizen, you are always responsible for any country's ... | null |
aikt5j | what is standard error and confidence interval? | [
{
"answer": "Both answers so far have been laymen's guesses at what are specific terms.\n\nStandard Error is an estimate, normally of the standard deviation from the mean of a population based on a sample. It's estimated by dividing the standard deviation of the sample by the square root of the sample size.\n\n... | null |
23uklv | physiologically speaking, how do falls from heights kill people? | [
{
"answer": "They can die from heart attacks, but mostly its the major organ failure caused by the sudden deceleration.",
"provenance": null
},
{
"answer": "Its not the fall that kills you, its the sudden deceleration at the end.\n\nSo your body is tough, but its not unbreakable. Hitting concrete a... | null |
to32i | how do microchips know time? | [
{
"answer": "CPUs use a clock signal as sort of a metronome to control the signal flow. The clock signal is produced using a crystal oscillator circuit.",
"provenance": null
},
{
"answer": "[Real Time Clocks](_URL_0_)",
"provenance": null
},
{
"answer": "Crystal oscillators\n[Wikipedia]... | null |
qdarr | Does light and sound truly travel in a wave-like manner as we draw it (sine wave), or is the pattern of travel misrepresented by our pictures of the sine wave and the actual travel motion something different? | [
{
"answer": "No, they don't 'travel' in a sine wave. Rather, if you take a sound wave, and you measure the air pressure along its path, you'll notice that you will measure a sine wave in pressure.\n\nSimilarly, for light, if you measure the electric field along the path of light, you will measure a sine wave."... | null |
3qexv5 | what processes or treatments are performed upon meat to classify it as a carcinogen according to the who study? what can i look for on the nutrition facts label to determine whether it's relatively safe? | [
{
"answer": "The most recent one (about processed or red meat like bacon, sausage, and steak) is actually a report based on over 800 independent studies they've aggregated the information on.\n\nThe methods vary, but the results show that consumption of those products leads to an increased cancer risk, thus the... | null |
26fvvl | How did walled cities deal with urban sprawl when walls were critical for city defense? | [
{
"answer": "In the case of Rome, they would just build a new, larger wall around the city. It is important to note that city walls were huge undertakings that were extremely costly, so usually walls were only built when it was believed that the cost of not building a wall would exceed the cost of building one.... | null |
2e7xwh | Do people transitioning through HRT experience changes in muscle tone and physical ability? | [
{
"answer": "I am unaware of any studies specifically about muscle tone in transgender people, if anyone knows about them I'd love to read up on them.\n\nIn terms of policy, the International Olympics Committee recognizes that hormone replacement therapy significantly alters an athlete's abilities. Transgender ... | null |
595hir | is there really a difference between large tv screens and computer screens anymore? | [
{
"answer": "Many TVs actually have post-processing in order to make their picture look better than similar competitors. This software causes slight input lag that may not be noticeable for some, but with PC gamers it can be noticeable. \n\n",
"provenance": null
},
{
"answer": "I'm using a 40\" Vi... | null |
nx0vm | Why does drinking whiskey help my throat when it is sore? | [
{
"answer": "When you drink whiskey (and don't have a sore throat) it feels kind of hot and tingly, right? That happens because compounds in the whiskey (primarily alcohol and some tannins) are able to partially turn on the same neurons that normally sense heat and pain. It's a relatively weak effect, and short... | null |
425bqr | why is it hard to get a good picture of something that "glows in the dark?" | [
{
"answer": "Your eyes are magnificent sensors, and cameras are not as good. Your eye has adaptive gain control, which allows you to see better in the dark by trading \"frame rate\" for sensitivity. To get the same effect in a camera, you need a longer exposure. If you have a nice camera and a tripod, you sh... | null |
2ket9d | What should I know about Arendt before reading her? The good and bad. | [
{
"answer": "Here is a [haAretz article on what's controversial with her writings on Eichmann](_URL_1_). [That controversy was made into a film](_URL_0_).\n\nFor her writings on Totalitarianism she had no access to Russian language sources. She relies on the sayings out of date with what she is using them for n... | null |
4wrfwu | the relationship between the legislative, judicial and executive branches of the us government. | [
{
"answer": "They're mutually independent branches of government that have (many) various, different responsibilities and, generally, have the capacity to limit the actions of one another.",
"provenance": null
},
{
"answer": "The legislative branch create laws\n\nThe executive branch approves laws (... | null |
8l4heg | what is a power over ethernet interface module | [
{
"answer": "Some modern networking equipment can get power via the Ethernet cord along with network access. You see it in devices that may be hardwired with ethernet, but that would otherwise be difficult to get power to - like security cameras, access points and conference phones.\n\nHowever, in order for Po... | null |
2ac9c0 | what happens to money lost due to depreciation? | [
{
"answer": "The $5000 wasn't lost. The guy you bought the car from has it.",
"provenance": null
},
{
"answer": "It evaporated. The money didn't *vanish* it just left your hands and went back into the system. Like a bucket of water left in the sun. We all just collectively agree it's not as useful o... | null |
aqoath | How was it like on Earth immediately after the impact that formed the moon? | [
{
"answer": "I think the prevailing theory is that the impact was so energetic that within hours the entire surface of the planet was raised to somewhere in the neighborhood of 3,000 degrees Celsius, meaning that it was entirely molten rock and a great deal of vaporized rock as well. If there was liquid water o... | null |
52kwis | why were old movies like "gone with the wind" and "wizard of oz" in color when movies were still in black in white until the late 50s/early 60s | [
{
"answer": "Color was expensive back then, but not impossible.\n\nMany studios would make black and white movies to keep the budget down until the technology would finally be cheap enough to be economical.",
"provenance": null
},
{
"answer": "These are both Technicolor movies, a painstakingly expen... | null |
18jv0z | Geologists: What forces caused these adjacent mountain formations to end up looking so different? | [
{
"answer": "Different rock types. not got time to look up a geological map right now, but basically they are just weathering differently.\n\nAlso note, we wouldn't describe those as two separate ranges as they are so closely related.",
"provenance": null
},
{
"answer": "Looks like the darker mounta... | null |
dvdzab | why does the weather say 39 but "feels like 30" wouldnt it just be 30 outside? | [
{
"answer": "Ambient temperature in a general area VS perceived temperature due to humidity and wind chill making it colder.",
"provenance": null
},
{
"answer": null,
"provenance": [
{
"wikipedia_id": "3572681",
"title": "30th parallel north",
"section": "",
... | null |
24r59o | Does rinsing or just running water over my hands without soap after using the bathroom do anything? | [
{
"answer": "I dont think that rubbing your hands together will kill bacteria. They are too small to unfluence that way. \nAbout the hot and cold water. You would need to put your hand in boiling water for an extended amount of time (hours) before it even remotely kills enough bacteria to be considered clean. A... | null |
6bk8yj | why does beer make you crave salty/fatty food? | [
{
"answer": "Alcohol releases dopamine in your brain, when it starts to wear off you start looking for something else that will release dopamine. \nFat and salt are particular good for this (to do with evolution of humans.)",
"provenance": null
},
{
"answer": null,
"provenance": [
{
... | null |
eag5bs | how do usb plugs built in to outlets work with phones and other devices that use usb? don’t you need to convert ac to dc? | [
{
"answer": "Yes you need a rectifier. They are so small these days, they are build in a small board the size of a dime.",
"provenance": null
},
{
"answer": "There is either a converter built into the wall before the usb. So it goes wires > converter > USB. Or the cube is used because the norma... | null |
1atho2 | how humid would air need to be for a human to breath their liquid requirements in a 24 hour period? | [
{
"answer": "It couldn't happen. At 100 degrees F (38C) the partial pressure of water vapor at 100% relative humidity is 49mmHg and change. Humans exhale 47mmHg of water vapor. So at 100% humidity in a 100 degree environment that would effectively \"stop\" the water loss that comes from exhaling, but not add a ... | null |
27gmaz | laser thermometers. | [
{
"answer": "The laser part is just to visually indicate where you are measuring, the actual temperature is read by a calibrated infra red sensor. Similar to on a remote control.",
"provenance": null
},
{
"answer": "The laser is just for aiming. It has an infra red sensor and displays the average o... | null |
2xujoh | Do waves move faster then light because of the sinusoidal path they take? | [
{
"answer": "Light \"waves\" do not move sinusoidally. This is a convenient way of representing light's wave-like properties, but they don't actually slew ftom side to side like an old truck with a sloppy steering box.",
"provenance": null
},
{
"answer": "Like other posters have said, lights doesn'... | null |
20rtqo | how does apple make more money than google / android? | [
{
"answer": "Android isn't a company. Google doesn't completely own the phones that have their operating system in it, so they only get a portion of the profit from them. Apple owns the entire process. I also wouldn't be surprised if the profit on an individual phone was more for an iPhone than an android ph... | null |
14zr4q | What was Richard III's role in the end of The War of the Roses? | [
{
"answer": "Is this related to your [High School English Assignment](_URL_0_) or a separate homework?",
"provenance": null
},
{
"answer": null,
"provenance": [
{
"wikipedia_id": "90444",
"title": "House of York",
"section": "Section::::Wars of the Roses.\n",
... | null |
9fru76 | why is there such a significant price gap between canadian crude oil prices and us crude oil prices? | [
{
"answer": "There isn't a price gap between the price of west texas crude this is what the stock market is looking at when saying the price of oil is xx per barrel.\n\n\nThe price gap is caused by a misnomer what you are calling canadian crude oil is not actual crude. It is bitumen. Now for Canada to ship it i... | null |
9c4ago | who are you genetically closer to? | [
{
"answer": "Your kids. As you said, kids are 50% \"you\". But your siblings are only 25% \"you\" in average. \n\nIt is true that they are made 50% your mum and 50% your dad as well. But consider that your dad's DNA is made of copy A and B of each chromosome, and your mum copy C and D. Then you could have got... | null |
1jdwsl | why does white meat chicken always taste dryer than dark meat chicken? | [
{
"answer": "There's more fat in the dark meat. Fats and oils will keep the dark meat moist even when the water in the white meat has cooked off.\n\n > [Dark meat contains 2.64 times more saturated fat than white meat, per gram of protein.](_URL_0_)",
"provenance": null
},
{
"answer": "The white m... | null |
r26xg | somalia and what's happening there | [
{
"answer": "Today 'Somalia' is basically a geographic expression, the country has had no central government since the 80s. The previous government did a lot of bad things in the north so when that government (Siad Barre) fell they were able to step away and run their own business. So the north is a pretty dece... | null |
7u6ttl | why almost no smartphone protective case has a cover for the camera glass? | [
{
"answer": "A decent quality smartphone will have a hard protective layer (e.g. gorilla glass) over the lens so it doesn't get scratched. It will resist scratches pretty well. \n\nOn the other hand, smartphone cases are made of cheaper materials, usually some kind of plastic, and are much easier to scratch. ... | null |
45lrm8 | How would Viking warbands choose their leader? | [
{
"answer": "The leader was the person who most obviously had the qualities of leadership (I'll explain more at the end). Those qualities included:\n\n\n*Good lineage. Was your father or father's father a great leader and an honorable person who paid their debts and was honest with their business? Did they come... | null |
67h2j0 | does tire tread help when driving on wet surfaces? if so; how? | [
{
"answer": "Because low tread leaves nowhere for the water to go so the tire kinda skims on top of the water. If there is tread, the water has grooves to go through leaving the tread direct contact with the road. ",
"provenance": null
},
{
"answer": "Tread refers specifically to the channels cut in... | null |
2lcr4s | why is that when i say "a university student" it sounds right but when i say "an university student" like it should be in english, it sounds completely wrong. | [
{
"answer": "Someone posted something similar the other day on here, and it more has to do with pronunciation not lettering.\n\nYou use the singular designator \"a,\" for words that follow don't have a vowel sound. You use \"an\" if it is a vowel sound.",
"provenance": null
},
{
"answer": "You don't... | null |
3xaz63 | why did adam sandler seemingly stop being funny some years ago? | [
{
"answer": "I was in high school when Billy Madison and Happy Gilmore were out. That humor made me laugh 20 years ago. He hasn't changed we have. His brand of humor just doesn't stand up to the improv style of so many great comedies of the last 5+ years.",
"provenance": null
},
{
"answer": "I'd say... | null |
5xqrrq | what is with the weird "bubble in your throat" phenomenon? | [
{
"answer": "I am pretty sure it's just some mucus messing with your vocal cords, as ,usually, coughing to clear your voice will get rid of it.The voice changes, usually gets a deeper pitch, because the air you are exiling is not just making the vocal cord vibrate, but also all the mucus covering them and all t... | null |
2mty1l | a fever. | [
{
"answer": "Hi i am a doctor.\n\nIn response to an invading pathogen (bug) the body starts an inflammatory cascade (attacks the bug). Lots of chemicals are released (cytokines etc) these chemicals cause the brain to reset the normal body temperature to a higher value, say 40 degrees Celsius. This is believed t... | null |
345s7x | the sudden outrage towards dr. oz | [
{
"answer": "From my point of view, it largely seems to stem from the fact he is hiding behind the first amendment to promote fringe or even quack medical and health products. Sure the first amendment gives you the right to say any crazy thing you want, but the fact that he is (supposedly) a doctor and is using... | null |
373km4 | Who is generally credited with being the first musician/band/musical act etc. to have branched beyond performance to merchandise their name as a brand? | [
{
"answer": "Some professional signers of the baroque period and later had sweet merch, although I don't believe any of them profited from it directly through royalties or such, only indirectly through spreading their celebrity. It was a bit of a \"thing\" to have little enamel miniatures of your favorite singe... | null |
60lh6z | how come household incomes haven't gone up significantly in decades if more and more women have joined the labor force? | [
{
"answer": "In part precisely because more and more women have entered the labor force. Labor supply went up faster than demand, so labor became cheaper. The other issue is that technically compensation has continued to increase. People tend to only look at wage and say that people get paid the same as three d... | null |
11a2k3 | Will the GPS coordinates of a fixed point on land change due to Continental Drift? Also, why is 0 lattitude 0 longitude in the ocean instead of on land? | [
{
"answer": " > Will the GPS coordinates of a fixed point on land change due to Continental Drift?\n\nYes, Very Very VERY slowly.. at most [2-6 inches a year](_URL_2_). \n\n > Also, why is 0 latitude 0 Longitude in the ocean instead of on land?\n\nWell the Earth is a sphere so 0 latitude is the equator. Runs ri... | null |
2hdew2 | How do people in space (ex: living on the ISS) keep track of time? Do they adjust their sleep-wake schedules according to one master clock? | [
{
"answer": "Pretty much. There is so much to do for astronauts whether it's science, maintenance, spacewalks etc. that their days are fairly choreographed and planned. Then they just block off time for sleeping each 24 hour period. One of the physiological issues with life on the ISS is there is a sunset/sunri... | null |
hhxyp | Is it technically possible that somewhere in the Universe some of the fundamental constants are actually variable? | [
{
"answer": "Is it possible in the sense that we can't conclusively rule it out? I guess I have to reluctantly say yes; that's the price of having empirical science.\n\nIs it possible in the sense that there is *any* reason to believe it happens, or in the sense that it's consistent with our present observation... | null |
coipvd | who was jeffrey epstein? why is him committing suicide suspicious? what does him committing suicide mean? | [
{
"answer": "Had a child sex slave trafficking ring with multiple elite billionaires involved but hasn’t given much info and was supposed to go to trial soon also was on suicide watch but somehow still committed “suicide” it’s suspicious because there’s a high chance it’s a coverup",
"provenance": null
},... | null |
5zqjaj | if your body, very slowly, began to not get the oxygen it needs, which systems would shut down first? (and last) and why? | [
{
"answer": "Im not aware of any published evidence on this so I will give my professional opinion.\n\nFirstly it depends on why are not getting the oxygen it needs. The two main reasons are because of a lack of oxygen in the air (rare) or your lungs not oxygenating blood properly (common). \n\nNot having enoug... | null |
1j173e | how are synthetic materials (such as plastic) unnatural / toxic, if they are made from ingredients found on earth? | [
{
"answer": "Naturally occuring chemicals can be used to make chemicals which do not occur in nature. Think of it like baking a cake. The main ingredients in cake (sugar, flour, oil, eggs) are all naturally occuring but you would never a cake in nature. It's similar with plastics. While the chemicals used in pl... | null |
omj88 | what do you do with your invention idea? | [
{
"answer": "Write all plans, print it out and mail it to yourself, never opening it. \nIt's a poor man's copyright. \nOther than that, I don't know. Hopefully someone else has more in-depth knowledge. ",
"provenance": null
},
{
"answer": "Really depends on what you've invented/what your idea is... | null |
5aq048 | how do television ratings work? how long do i have to be tuned in to a channel for the rating to count? and what's the correlation between the rating number (i.e. 13.4) and the number of viewers? | [
{
"answer": "Ratings are based off what are called Nielsen Ratings. The Nielsen Company employs a system where they select families of a certain demographic in every single area code and \"hires\" out these families to be what are known as The Nielsen Families.\n\nHow do they gather what shows they watch? Nie... | null |
14r93x | why are smartphones $500-700+ while laptops with the same or better specs are considerably less? | [
{
"answer": "Designing electronics when you have no, or relaxed space constraints is **much** easier and therefore cheaper. Also, the specific parts, while maybe less powerful, are likely more efficient with regards to power (this is highly variable, of course). So even though your particular processor or wha... | null |
3f9i76 | how are these girls doing the math in their head so fast? | [
{
"answer": "Do you notice how they're moving their hands around as the guy reads the numbers? That's because they're using a mental abacus. An abacus allows you to do fast calculations that would be very hard to do in your head. All they have to do is picture what the abacus would look like and they can read o... | null |
18lac1 | why it hurts to look at the sky on a cloudy day | [
{
"answer": "* ELI5 version: the sky is still very bright even when you're not looking at the sun, so it can still hurt your eyes.\n\n* Super technical version: [Here is an AskScience question that has a very detailed answer](_URL_0_).",
"provenance": null
},
{
"answer": null,
"provenance": [
... | null |
ja7yd | li5: poker | [
{
"answer": "In almost every form of poker, you make a five card hand. The hands ranked from best to worst (the notation should make sense if you're familiar with playing cards, Jc is the jack of clubs, Th is the ten of hearts, etc):\n\n* Straight flush (same suit, 5 in a row, like 5h 6h 7h 8h 9h)\n* Four of a ... | null |
9arf3q | how did humans discover music? or is there music among animals as well? | [
{
"answer": "\"Or is there music among animals as well?\"\n\nYou - you've never heard of a bird? ",
"provenance": null
},
{
"answer": null,
"provenance": [
{
"wikipedia_id": "14918624",
"title": "Attenborough in Paradise and Other Personal Voyages",
"section": "Sect... | null |
2wok7x | Who was the first Ottoman Sultan to claim the title of Caliph, and how was he able to legitimize himself as such? | [
{
"answer": "Selim I \"the Grim,\" over the course of his brief reign 1512-1520, secured Mecca, Medina, and Jerusalem, the three Islamic holy cities, and utterly demolished the Mamelukes of Egypt, who had been seen as the holders/protectors of the Holy Cities. Selim's conquests totally changed the character of ... | null |
9ryupa | Why did Moscow become the capitol of the USSR even though Petrograd was the center of the revolution? | [
{
"answer": "Firstly, one only has to look at a map of the positions of the soviet civil war/pre 1939. Petrograd was mere miles away from first the German occupied areas of Russia signed away by the bolsheviks, and then also threatened by the breakaway Baltic republics and Finland. Moscow, being in the centre o... | null |
4d26uu | How much does an understanding of historical linguistics benefit study of the period? | [
{
"answer": "Do you mean historical linguistics or knowing the languages? Historical linguistics is the study of how languages change over time, it's what's used to reconstruct things like Proto-Indo-European. It's not the same as knowing the languages, a historical linguist doesn't necessarily actually know th... | null |
quhwo | the concept of "hanging on" or "fighting" when you're dying from a disease like cancer | [
{
"answer": "It's less from a medical standpoint and more a matter of will. Someone hanging on or fighting means they still want to live. Once someone decides they don't want to live anymore, or they give in to death, a survival part of the brain shuts down and the illness takes over. When someone \"hangs on\" ... | null |
r38al | what's wrong with the word 'negro'? how is 'black' politically more correct than 'negro'? | [
{
"answer": "Apparently words that have a neutral definition can become slurs if they are constantly used to describe someone we don't like. Negro, just as a word outside of any context, is completly neutral; it's the Spanish word for black. However, because it was previously used to name people that we oppre... | null |
1ffr4d | Do the deaf need to wear hearing protection? | [
{
"answer": "Depends why they're deaf. If it's a neurological thing, the physical ear being in good shape, it would make sense to try and preserve your ears in case of a medical advance that could restore your hearing.",
"provenance": null
},
{
"answer": null,
"provenance": [
{
"wi... | null |
3q3nk8 | what are 'short-links' such as _url_1_, _url_2_, and _url_0_ used for? | [
{
"answer": "The goal is to make URL's smaller, which is beneficial if e.g. you have a comment section or tweet you want to send and there's a character limit. It may also just look better than a medium to long size url.\n\nAn exception is that some of those URL shorteners are also used maliciously by criminals... | null |
5459pn | Is there any historical inspiration or precedence behind the "Ludovico technique," or is it strictly a creation of Anthony Burgess and/or Stanley Kubrick for A Clockwork Orange? | [
{
"answer": "What springs to mind when reading this is Ivan Pavlov and his theory of classical conditioning (for which he used dogs to illustrate this) among other learning theories.\n\n**Now who was Ivan Pavlov?**\n\nIvan Pavlov was a Russian Behaviourist who in 1927 conducted an experiment which would (alongs... | null |
4gkexz | If a planet was orbiting a star, and that star were to go supernova, would the planet continue to orbit it? would there be a delay before it stops orbiting it? | [
{
"answer": "In our current understanding of gravity (general relativity), gravity travels at the speed of light. If you're sitting at the exploding star, any orbiting object 5 light hours away will appear to continue as normal for 10 hours (5 for the effect to reach it, 5 more for that news to make it back to ... | null |
4ll4gz | Why did the KPD, SPD and Members of the Many Socialist and Communist Militias and Originations Not Offer Any Significant Resistance to the Nazis in 1933? With Not Even a Real Attempt at a General Strike like During the Kappputsch? | [
{
"answer": "I have read many different takes on this question. A decent if incomplete explanation is that these forces were (a) demoralized and (b) split against each other.\n\n(B) is the less complex explanation, so I'll briefly address this. To the KPD, the SPD was a \"fascist\" political party that had ruin... | null |
3oodaq | How were the letters written by Apostle Paul delivered? | [
{
"answer": "First off, Saint Paul never knew Jesus. This is a very common misconception. He was not one of the original 12 apostles. He was a Jewish/Roman military man of the Roman Empire who at first persecuted Christians, then later converted, became a missionary and became arguably the key founder of Christ... | null |
2eb1xd | Why did 1960s Communist China engage in so many territorial conflicts over tiniest bits of land with such major powers as India and as the USSR? | [
{
"answer": "It wasn't necessarily \"Mao\" that was responsible for these actions. If anything, Zhou Enlai played a bigger part, having been China's foreign minister up until the 1960s.\n\nBefore we get to the Chola incident and the 1963 Sino-Pakistan agreement, you should understand that the Chola incident wa... | null |
6geqsm | i have terrible vision, but sometimes if i blink hard enough, my vision goes crystal clear til i blink again. why? | [
{
"answer": "As someone who's spent 4 years studying, researching and working clinically with eyeballs, here's my guess: \n\nYou're likely forcing your focusing system to focus through as much blur as it possibly can, assuming that while you \"blink enough\" you're concentrating your gaze, at a single object or... | null |
bkgu44 | to anybody who has used nesquik milkshake powder, why is it that the chocolate powder never mixes in with the milk fully, yet the banana powder does? | [
{
"answer": "The primary ingredients in the banana powder are cane sugar and maltodextrin (which is a white powder made from flour starch and used as a food additive). Both are very soluble in water (or milk), so it dissolves easily.\n\n\nThe chocolate powder, the primary ingredients are cane sugar (dissolves e... | null |
atu5zz | why does a scientific calculator show "0" as a result if i add 1 to a really high number and then substract said high number although it should show "1"? | [
{
"answer": "Your calculator doesn't store all of the digits for 2^50, so the 1 at the very end gets removed from the memory. How many digits a calculator actually holds depends from calculator to calculator. ",
"provenance": null
},
{
"answer": "For 32 bit floating point numbers in IEEE754 format t... | null |
b99cju | how does regenerative brakes work ? | [
{
"answer": "Electrical induction.\n\nYou have probably made an electromagnet out of a coil of wire around a nail and a battery in school. Electricity flowing through a conductor will form a magnetic field around the conductor, and the reverse is true as well. A magnetic field moving around a conductor will cau... | null |
2ojwue | why do some tv shows have a sign language interpreter on the screen? why can't they just use subtitles? | [
{
"answer": "As far as the interpreter goes, though, some deaf people may prefer it because they're accessing information in their own language (one that is readily accessible)... English is usually the second language learned for deaf people, so that may be a secondary choice.",
"provenance": null
},
{... | null |
66k21l | "the core of the planet earth is made of iron and nickel": how scientists can determine that if no one has been in the core of the earth? | [
{
"answer": "We have a pretty good idea about what's on the inside of the Earth, based on the geologist's equivalent of a CAT scan or an MRI -- earthquake data. When an earthquake happens, it sends waves bouncing around the inside of the planet. These waves change direction and speed based on the kinds of mat... | null |
9xyujs | Iberian Peninsula in Medieval times | [
{
"answer": "I'm so happy you asked this. I've been reading a book called Spain: [The Root and the Flower by John A. Crow](_URL_0_) that has been extremely interesting to me. I've really learned a lot and I'd highly suggest his work. \n\n & #x200B;\n\nIn short, Iberia was fundamentally different from the rest o... | null |
3uz0ho | Were the British involved in instigating the 19th century revolutions against Spain in Latin America? | [
{
"answer": "Sorry for the long delay in getting to this, unfortunately it has been a hectic week. The British were definitely involved in the Latin American revolutions to a greater or lesser extent. It is worth noting that the British were fighting Napoleon during the early 19th century and had a giant army... | null |
3401xs | the event horizon of a black hole | [
{
"answer": "Because any direction past the event horizon points inward. Space itself is warped so massively beyond the horizon that nothing can get out not only because the escape velocity is greater than the speed of light, but there is literally no direction that is \"out\".",
"provenance": null
},
{... | null |
368adm | what does it mean when a wound gets "infected?" | [
{
"answer": "It means that bacteria or fungus has set in the wound and has begun to grow off of the tissue in that area.",
"provenance": null
},
{
"answer": null,
"provenance": [
{
"wikipedia_id": "37220",
"title": "Infection",
"section": "Section::::Signs and sympt... | null |
4dtad2 | do painkillers (advil, tylenol, etc) reduce pain in the specific area that is hurting or do they affect the whole body but you only notice it woking on the area that is in pain? | [
{
"answer": "The pain killers you listed reduce inflammation in different ways so they would help calm down a throbbing injury where inflammatory response is strongest -- they act at the site of the pain. However, the effective anti-inflammation molecules are in your blood so its not like they can't affect more... | null |
vephh | What benefits would the addition of a third eye bring? | [
{
"answer": "Eyes (and cameras) are basically devices for taking in a bunch of light, and sorting it out by angle. If you see something in one eye, you know that it's somewhere along a ray starting at your eye and going out in a particular direction, but you don't know where along the ray it is.\n\nAdding a sec... | null |
1ke4z8 | In WWI, did executions of soldiers suffering from PTSD or "shell shock" for the crime of desertion actually occur, and if so how common were they? | [
{
"answer": "There was one brief period of time during WWI when an army executing its deserters was common. This was June 1917, when the French army was hit with widespread mutinies, in the wake of the failed Niville offensive of May, 1917. General Petan replaced Nivi... | null |
54hbne | difference of chinese dialects and written languages | [
{
"answer": "The written language obviously shares a considerable history with the spoken language. But unlike this language I'm typing in here, with these letters, the Chinese written language does not fundamentally express the way words sound when spoken. It has symbols for different words, over the history... | null |
fj1jym | Rules Roundtable VI: No Historical "What-If?" Questions or Counterfactuals | [
{
"answer": "What Ifs are *really* popular questions sometimes, but the thing is, with a little work most 'what if' questions can actually be turned into really good, really interesting questions that match the rules. It's all about the angle and perspective you have when asking the question. If you never need ... | null |
18c4s3 | Are all sperm Clones? It doesn't matter Which sperm got to the egg, i was going to be me no matter what correct? (contemplating the miracle of my existence) | [
{
"answer": "First, I suggest reading about meiosis. \n\nHumans are diploid, meaning we have two sets of each chromosome in our cells, one from each parent. So, your parents have a set of 23 from each of their parents (your grandparents). Sperm (and eggs) form through meiosis, which really just picks a random... | null |
xqo79 | Why do people seem to make mistakes more often when in front of people? | [
{
"answer": "If you're longboarding and showing people (or not, I guess), it's likely that you start (subconsciously or not) focusing on doing it \"properly\" by thinking through the steps you take one by one, instead of focusing on the whole--which would be the same reason most sports coaches become worse at t... | null |
e7wqhb | why isn't the night sky just one big light? | [
{
"answer": "it's called olbers paradox and actually there is a lot of light. we just can't see it because it's out of out visible spectrum. this is because as galaxies move away the light changes and so we may not be able to see it anymore",
"provenance": null
},
{
"answer": "Visible light is on a ... | null |
81b2f7 | Why does northern Canada look so strange on Google Maps? | [
{
"answer": "What you are seing here are features left by the passage of the last continental glaciation. Most of Canada was under 2-3 km of ice a mere 12 000 years ago. That ice sheet flowed, and then melted, leaving behind all kinds of features.\n\nIn this one, I note a prominent group of elongated hills tren... | null |
1zj7j2 | Why did the United States use images of Native Americans on its' coins during an era of Indian persecution? | [
{
"answer": "You could try r/Anthropology, or r/CulturalAnthro with is question too; This is a topic that they might be able to shed a different light on than historians on this sub(not downplaying their knowledge or expertise, but just offering a different light on the subject). \n\nI'm not an expert on Native... | null |
19rwf9 | How would bread have been cut/served prior to the invention of the sandwich? | [
{
"answer": "This isn't perhaps the cutting techniques you're looking for, but stale bread often used to be cut into a square shape and used as a plate, in what was called a 'trencher'. A 'good trencherman' would be one who ate a lot of food. These bits of bread would be given out as alms after a nobleman's m... | null |
2f9ic2 | how has the economy managed to compensate for a majority of women entering the workforce in the past several decades, along with a rise in unmarried households - essentially doubling the demand for high paying jobs in a short period of time? | [
{
"answer": "The economy hasn't doubled high-paying jobs. An interesting book on the subject is called \"The Two-Income Trap\" by Elizabeth Warren. \n\nThe simple answer is that women entering the workforce made quality housing more expensive and made it so unmarried mothers have almost no chance to move up i... | null |
3kvj1s | what does the president of france do as co-prince of andorra? | [
{
"answer": "The coprinses have, like most heads of state of modern monarchies, more of a ceremonial function than a political one. The don't even have the right to veto governmental decisions. They are also have representatives in place so the President of France will normally not directly concern Andorran aff... | null |
18fkbp | What do most people not understand or realize about WWI? | [
{
"answer": "Penicillin wasn't discovered until 1928 and arguably didn't save a life until 1942 and wasn't ready for mass production until 1945. I'll leave it to the readers to imagine a life in which minor injuries and small sniffles proved fatal without effective antibiotics. \n \nA large part of the dri... | null |
f85lvv | Grover Cleveland met his wife when she was born and he was 27. He took care of her after her father died and married her when she turned 21. How was this relationship viewed by the public? | [
{
"answer": "More input is always welcome; in the meantime, this exact question came up last month, and you may be interested in what u/WovenCoverlet and u/sunagainstgold [had to say on the topic](_URL_0_).",
"provenance": null
},
{
"answer": null,
"provenance": [
{
"wikipedia_id":... | null |
24oey1 | how do criminal defendants end up with charges like "four counts of murder" when only two people are killed? | [
{
"answer": "Sometimes it is hard to prove that an accused murderer had all the requirements of a crime. With 1st degree murder, the prosecution needs to prove everything in 2nd degree murder, PLUS the act/s were premeditated. \n\nIf the jury agreed that he was reacting, and not making specific plans, that ... | null |
5ti657 | How far did the KGB infiltrate the American government? | [
{
"answer": "As a follow-up, would the handling of foreign spies for the USSR generally be the responsibility of GRU, KGB, or a different agency? Or all three? ",
"provenance": null
},
{
"answer": null,
"provenance": [
{
"wikipedia_id": "51191775",
"title": "1995 CIA disin... | null |
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