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<|im_start|>user ELI5: How did we decipher ancient texts in extinct languages, like the complaint tabel to Ea-nasir?<|im_end|> <|im_start|>assistant For example, we have learned how to read Ancient Egyptian thanks to the discovery of the Rosetta Stone - an ancient monument inscribed with the same text in three scripts:...
<|im_start|>user CMV: We should abolish all income taxes and replace them with taxes on natural resources. Monetary and financial activity (incomes, wages, sales, profits, and capital) and other "abstract" economic activity should not be taxed. Instead, *only* physical economic activity in the primary sector should be...
<|im_start|>user Does eye colour affect colour perception? Do e.g. green-eyed people perceive colours differently than e.g. brown-eyed people? I‘m aware of the individual colour perception, but is it related to eye colour?<|im_end|> <|im_start|>assistant Statistically speaking, so called "color blindness"...both red-gr...
<|im_start|>user ELI5:Since Base 10 was just create due to the number of fingers on our hands, why are all of our senses logarithmic to a base of 10? Many scientists believe we began to use base 10 because it was easily countable on fingers, and 10 is not more special of a number than 11 or 9. Why then do our senses li...
<|im_start|>user Feminism and Mens Rights Activist are equally discriminatory and should be grouped as "Human Rights Activists" CMV I think Mens Rights Activists and Women's Rights Activists/Feminists suffer from "Grass is always greener syndrome." Both sexes have different problems and different privileges and neither...
<|im_start|>user The human hearing range goes from 20 Hz to 200 kHz, but it's wider when we are young. Is it a case of degradation or does the extra ability serve a purpose for infant and children? I can assume that we see at our best when we are young and over time, our sight gets worse as our eyes wear out. Is it the...
<|im_start|>user ELI5: Why are the females of some species (like insects) considerably larger than the males? What is it that determines the male-female size differences within a particular species? Edit: How about species where males are larger than females?<|im_end|> <|im_start|>assistant In many species of insects ...
<|im_start|>user ELI5 Why is market competition not driving down the prices of insulin in the US?<|im_end|> <|im_start|>assistant Many of the common modern insulin analogues are sometimes still under patent or only recently have had interchangable biosimilar products approved (also, getting an approval for a biosimilar...
<|im_start|>user If the vacuum of space is a poor conductor of heat, how do stars give off so much of it? Mostly interested on if this principle could be used in spacecraft to get rid of excess heat?<|im_end|> <|im_start|>assistant Heat transfer happens through 3 primary methods: Conduction, convection and radiation. ...
<|im_start|>user Question about basis in infinite dimensional vector spaces? I read that in infinite dimensional vector spaces, a countable ortonormal system is considered a basis if the set of finite linear combiantions of elements of such system is everywhere dense in the vector space. For example, the set {ei / i in...
<|im_start|>user What makes a good question? There's some frustration among some panelists here about poorly-formed questions. When I was in grad school, asking a good question was one of the hardest things to learn how to do. It's not easy to ask a good question, and it's not easy to *recognize* what can be wrong wi...
<|im_start|>user CMV: People who talk too much should be viewed as ineffective in the workplace. I don't know about you guys, but at every place I have worked, there has always been that one person that I dread talking to because I know I'm asking a question that could be answered in under a minute and end up getting a...
<|im_start|>user What is your favorite non-technical CS book? I'm looking for some casual reading about CS (history, important people, etc.). I guess you could say I'm a bit lost and looking for motivation and inspiration for why I'm still in this field suffering :) As sort of an analogy, I'm looking for something li...
<|im_start|>user ELI5: What is the difference between fantasy and science-fiction?<|im_end|> <|im_start|>assistant It can be something of a spectrum with significant overlap, but principally, Science Fiction takes an existing scientific principal and expands on it in to explore the consequences, possibly hand-waving th...
<|im_start|>user ELI5: The US is over 18 trillion dollars in debt, why are we considered a wealthy, stable country? And why aren't more people freaking out about our debt?<|im_end|> <|im_start|>assistant 1) The US has never missed a payment 2) The US has a strong economy that's rebounded nicely, and a huge amount of n...
<|im_start|>user How to contact professors for research internships I have tried contacting professors by cold-emailing them every time and if possible, calling their offices to know whether they do have internship positions available. However, I receive a one-in-a-million replies and mostly it redirects me to the univ...
<|im_start|>user What is the current research consensus for effective therapies? Hi all, Just wondering what the current consensus is regarding different types of psychological therapy and their efficacy?<|im_end|> <|im_start|>assistant Cochrane Reviews are good for meta-analyses for the best treatments for different ...
<|im_start|>user cmv: Religion does more harm than positive, and in general is holding us back as a society *I would like to specify that I meant to talk about organized religion and I have no problem with people believing in a god. Thats what I was trying to say in the first paragraph.*+ First off, I’m just going to ...
<|im_start|>user Are we bound to get cancer if we don't die from something else before that? If I don't get a heart attack, or die by komodo dragon bite, will I eventually get cancer?<|im_end|> <|im_start|>assistant Pretty much yes. Cancer is an unavoidable consequence of evolution. A multicellular organism is a colo...
<|im_start|>user ELI5: Why is "hello world" always the first thing you write on computer programming applications?<|im_end|> <|im_start|>assistant In the past, the hardest thing about writing a new program wasn't the programming language. It was understanding how your programming tools worked. To use C as an example,...
<|im_start|>user ELI5: How people who communicate in sign language raise babies that can communicate verbally<|im_end|> <|im_start|>assistant By trying very hard, and by using an outside coach (usually through school). Children born to deaf parents are actually known to struggle when learning verbal communication, most...
<|im_start|>user I think I threw my thesis out of the window The idea was to write my Master's thesis in a computational field, about a topic that I had barely touched upon before. So I spent a long time familiarizing with said topic and trying to fill my knowledge gaps (let's say for a couple of months), then I instal...
<|im_start|>user ELI5: Why are people in medieval paintings often depicted with tilted heads?<|im_end|> <|im_start|>assistant Medieval European art developed directly from late Byzantine art, which was mostly religious in nature. In early Christian art, the people’s faces were always depicted as being turned attentivel...
<|im_start|>user ELI5 how countries like Egypt and Jordan can seek and destroy ISIS within days/hours after their countrymens' executions, and yet the US and other more powerful enemies of ISIS seem to have trouble locating them? You really don't have to explain like I'm five. I just didn't know where else to post this...
<|im_start|>user How do we solve problems that don't have constant acceleration? I understand basic physics and how we solve motion problems using kinematic equations, but these all rely on a constant acceleration. How do we solve problems where this isn't the case, such as a rocket leaving Earth's gravity(since accele...
<|im_start|>user CMV: It is dangerous to take fiction seriously This is an idea that I only recently considered, and I am not fully convinced myself, but here goes: It is dangerous to take fiction seriously. There are two major points I have here. First in good fiction there are no coincidences, and second fiction ...
<|im_start|>user CMV: Gender count shouldn't be mentioned after innocent by standers have been negatively effected from a tragedy or crisis. When I read a news article about a bombing overseas, why is it always said that - for example; '13 innocent people were killed, including 3 women and 2 children'? If humans want ...
<|im_start|>user CMV: The UN should add Hindi as a 7th official language<|im_end|> <|im_start|>assistant English, French, Spanish, Chinese, and Russian were languages that historically belonged to large, global empires. This is why you find countries that those languages across the world (Russia and China are a bit mo...
<|im_start|>user Do masculine and feminine nouns in romance languages shape gender roles in those countries where it's primarily spoken? I know that all nouns in Spanish are masculine and feminine but some occupations like lawyer is"el abogado" and teacher is " la profesora". Does that affect gender roles in those coun...
<|im_start|>user ELI5 : Why are we taller than our ancestors? I've been told that it's because of genetics, of our better nutrition etc. What is the exact cause?<|im_end|> <|im_start|>assistant Better nutrition is a good start. Compare the average height in South Korea (5'8 1/2") with the average height in North Korea ...
<|im_start|>user ELI5: What happens if a person is given the wrong type of blood for a transfusion.<|im_end|> <|im_start|>assistant Blood has anti other blood sensors on it. Type A has anti-B, type O has anti A and anti B, type B has anti A and type AB has neither. So following these rules, Type A can receive from only...
<|im_start|>user How does speculative execution in CPUs work? "Speculative execution" in CPUs has been mentioned in the news recently due to the Intel bug. What operations can be speculatively executed at the CPU level and how does the processor know it has a likelihood of a speedup without any higher level understand...
<|im_start|>user [Mad Max] how is knowledge of mechanical engineering preserved? So a lot of factions have vehicles - bikes, cars, and most of them are cobbled together from lots of different parts. But how do they know how to make working, driving cars? How do they know how to keep an engine running, or how to fix iss...
<|im_start|>user What happens to blood samples after they are tested? What happens to all the blood? If it is put into hazardous material bins, what happens to the hazardous material?<|im_end|> <|im_start|>assistant I worked at the CDC doing some blood analysis for a few years. We trashed the blood vials in biohazard b...
<|im_start|>user ELI5 Quantum Computing Is it faster? Or is it for storage? Is it real or just a theory? And how does it work?<|im_end|> <|im_start|>assistant Quantum Computing is currently just a theory. The basic idea is that computers actually work in binary. Information is in a series of bits. A bit is just a 0 or ...
<|im_start|>user ELI5: why do humans have phobias I have noticed that there are many different phobias but some of them don't make sense to have as a survival instinct like clowns. Does anybody know why we have phobias for survival and others for random thing.<|im_end|> <|im_start|>assistant If you have an experience w...
<|im_start|>user ELI5: What's all this about Stem Cell research and why is it so controversial?<|im_end|> <|im_start|>assistant Human bodies are made of many types of cells, all with their own special purpose. Putting a lot of the cells together eventually creates an organ. A heart is made of heart cells, a brain is ma...
<|im_start|>user Why do LED light bulbs have a much more continuous spectrum than CFL? I thought that both create first blue light, and use phosphors to create some more colors out of that, which then mix up to white. But why is the spectrum of CFL just some needles, and the spectrum of LED is continuous?<|im_end|> <|i...
<|im_start|>user [Star Wars, Star Trek, Warhammer 40k, Halo] Which mode of transportation is more efficient? Hyperspace? Warp Speed? Travelling through the Warp? Or Slipspace?<|im_end|> <|im_start|>assistant How do you mean efficient? If you mean fastest, then technically travelling via the Warp is fastest, as you can...
<|im_start|>user ELI5: Why there are no sky-colored birds? Why they don't mimetize with the sky?<|im_end|> <|im_start|>assistant For the most part, birds are safe in the air (the exception being from some birds of prey which usually strike from above, not below). Birds are vulnerable when on the ground, so it makes mor...
<|im_start|>user Why Delta-V and not Acceleration? I hear the term Delta-V from rocket scientists a lot. If I recall from my University Physics 101 course, the change in velocity with respect to the change in time is called Acceleration. So why does the Rocket Science Community use the term Delta-V instead of just s...
<|im_start|>user CMV: there are no good reasons for going to Mars and we should not do it. I'm a scientist myself and I'm very passionate about space exploration and science in general. I think the time, money and human effort that would be spent on a manned mission to Mars would be largely wasted. Some of the argume...
<|im_start|>user ELI5: How do doctors know the amount and strength of medications when prescribing for acute conditions. When a doctor diagnoses you with something, say a localized infection, how do they determine the amount of the medication as well as the length you take it?<|im_end|> <|im_start|>assistant The genera...
<|im_start|>user Why are physicists searching for magnetic monopoles? I'm an undergraduate physics student and I've heard that the discovery of magnetic monopoles could be really important for the simplification of essential equations in theories like supersymmetry. My understanding of the electromagnetic force is that...
<|im_start|>user ELI5: How come in some instances we don't feel pain until we look at the injury? I remember getting a huge gash in my hand and I didn't feel a thing until my friend pointed it out to me. Happened to a lot of my friends too<|im_end|> <|im_start|>assistant The ability to ignore wounds like that was a sig...
<|im_start|>user ELI5: What the numbers on my camera lens mean ? I'm very amateur photographer . I'm use differents lens : standard , wide angle , zoom lens , macro ? But ...**what the number on my lens mean ?** By way of illustration : -Canon EF **100-400mm** f4.5-5.6L IS USM -Canon Fixed Focal Length EF **24mm** f...
<|im_start|>user ELI5: How do people sense that a situation or person feels "off"?<|im_end|> <|im_start|>assistant There's two levels in a person's perception. There's the stuff you outright notice and the stuff that you don't quite consciously realize. Examples of the latter for situations might include a slight breez...
<|im_start|>user A short text for freshman students to read… Any idea for a short, accessible text to read with freshman humanities students on their very first week? I’m just starting out as a lecturer and looking for something that can provoke discussion among students about how university education/learning may diff...
<|im_start|>user ELI5: Why do different people poop at different frequencies? Where does the waste go for people who don't poop often? I apologize in advance for this gross question. But I poop 2-3 times per day, and my wife poops 1 time per WEEK! I don't get it, is her body just better at getting all nutrients out of ...
<|im_start|>user ELI5: How do the mechanical elements of a hydraulic press (oil, pumps, valves etc) withstand pressure that can flatten a piece of metal?<|im_end|> <|im_start|>assistant The mechanical advantage of hydraulics is that extremely high pressures are not necessary to generate a large force. If you had a pis...
<|im_start|>user How to develop academic twitter as grad student? I've recently signed up for twitter but am having concerns about how it could affect my future reputation. I mainly just retweet articles and tweets I like and keep things civil. But I like to keep up with politics and follow a lot of people whose tweets...
<|im_start|>user CMV: Gender identity is a useless construct that appropriates the actual mental illness gender dysphoria. In my view, gender identity is identifying with a characteristic that doesn't describe you, like identifying as tall when you're a short person, or identifying 20 when you're actually 60. There are...
<|im_start|>user Kant’s Meaning by “Nature” Kant uses the term “nature” extensively in the CPR and Prolegomena. Since we are to avoid all considerations about knowledge of noumena as a result of Hume’s arguments, then how exactly do we understand Kant’s concept of nature with no ties to things in themselves? I feel li...
<|im_start|>user ELI5: How do commercial fishers know what they are going to catch? They will seek out huge loads of one species and throw out the rest... but how do they hunt and track specific species?<|im_end|> <|im_start|>assistant Location, depth, bait, tools. Certain fish are only in certain locations, so to fis...
<|im_start|>user ELI5: Why do Hindu dieties have more than 2 arms/multiple faces usually?<|im_end|> <|im_start|>assistant Hindu {and some associated with some schools of Buddhism) have multiple arms as a symbol of their capacity for actions (how much more could you do if you had more hands and arms?) and multiple faces...
<|im_start|>user ELI5: Why do people nod their head when they hear music they like? When people like music you see them nod along with it, are they any particular reason why this occurs?<|im_end|> <|im_start|>assistant Charles Darwin researched nodding for his book The Expression of the Emotions in Man and Animals and ...
<|im_start|>user CMV: Optical insurance should be part of regular health insurance plans In the US, vision insurance is usually sold separately from health insurance plans for the rest of your body. The reason for this, I understand, is historical. Eye doctors/optometrists aren't educated at the same facilities as opht...
<|im_start|>user ELI5:Why are diseases that have been eliminated kept in labs.What if the labs get contaminated and the disease spreads again?<|im_end|> <|im_start|>assistant they are kept in case some country or terrorist group has an unregistered secret culture (a viable or dormant preserved form of the disease) that...
<|im_start|>user To what extent does the conversion from metal wires to fiber optics mitigate the economic risk from solar storms? My question occurs while reading [this article](http://news.nationalgeographic.com/news/2011/03/110302-solar-flares-sun-storms-earth-danger-carrington-event-science/) about the worst solar ...
<|im_start|>user Functional programming Can you give me some examples in which problems or areas functional programming solve better than OOP or/and Procedural Programming?<|im_end|> <|im_start|>assistant I just want to add that learning functional programming isn’t only useful for doing functional programming. You ca...
<|im_start|>user ELI5: What would happen if we could zoom in with a microscope infinitely? Would we keep seeing more detail or is there a 'cut off' where we can't see any more detail?<|im_end|> <|im_start|>assistant Let's say you want to look at a Hydrogen atom in the DNA of an animal with your theoretical microscope. ...
<|im_start|>user CMV it is Immoral to Prevent Alfie Evans from Seeking Treatment Outside the UK There is a big controversy going on in the UK about a child named Alfie Evans. He has existed in a semi-vegitative state for 18 months with no signs of improvement. He has been on a ventilator and a feeding tube to care for ...
<|im_start|>user ELI5: If someone is on death row and has a medical issue causing them the die sooner than their execution date, why would they be given medical help? Morally I kind of understand, but financially and logically it does not make sense to me.<|im_end|> <|im_start|>assistant Up until the moment the executi...
<|im_start|>user ELI5: What is physically happening when your ear suddenly starts ringing?<|im_end|> <|im_start|>assistant The first thing to understand is how we perceive sound: We have outer and inner ear hair cells, and they both detect vibrations and pressure changes of the basilar membrane. The reason we have tw...
<|im_start|>user ELI5 why are there so many B vitamins?<|im_end|> <|im_start|>assistant B vitamins is just a classification grouping of vitamins. They are only B vitamins because someone decided they fit in that group. Importantly they are water soluble playing roles metabolism and red cell production. Converting food...
<|im_start|>user Frustrated with how much of the philosophy I read I forget; how do you retain information from harder texts? For example, right now I am reading Rawl's A Theory of Justice and am on chapter 2. I've reread chapter 1 a few times but even with this I forget the more nuanced arguments. Sure, I can remember...
<|im_start|>user ELI5 what and why is mixing and mastering (music) good for? Also, can i do it to my own music or must have someone objective? Thanks reddit<|im_end|> <|im_start|>assistant 'Mixing' in this context means to mix the different channels. Every channel might represent one or more instruments/vocals/sounds....
<|im_start|>user Why are the psychological prime colors (red, blue, yellow) different from the mixing primary colors(magenta, cyan, yellow)? Cobalt blue looks pure, niether greenish, nor purpleish, but the real primary color, cyan, looks like its just some random mix of green and blue. Cadmium red looks pure red, but ...
<|im_start|>user ELI5: How do investigators figure out the cause of a fire, including the massive California wild fire?<|im_end|> <|im_start|>assistant It's not an easy task, because fire destroys the direct evidence. However, there are signs that trained investigators can read within the context of what burned. Exampl...
<|im_start|>user ELI5:When did the "Germanic tribes" transition from tribal form to its current form and how did it happen? Can Germans even trace their tribal affiliations anymore?<|im_end|> <|im_start|>assistant The Germanic tribes adopted Christianity (giving them permanent links to Rome and to other European groups...
<|im_start|>user ELI5: Why is assisted suicide illegal but DNR's are legal? They are both to end potential suffering and both require you to be mentally capable to choose that option.<|im_end|> <|im_start|>assistant The first is a request for someone to harm you and kill you. The second is a request for people to not g...
<|im_start|>user ELI5: What are the benefits that zero-G environments provide to science or manufacturing?<|im_end|> <|im_start|>assistant At the moment its mainly for science. Not much commercial activity in space yet, outside of communication and observation satellites. The main things that benefit from zero G are t...
<|im_start|>user Why do grapes and raisins differ in health benefits?<|im_end|> <|im_start|>assistant What differences specifically are you referring to? By weight, raisins have much higher caloric content, but that's just because a lot of the weight in grapes comes from water. That means 100g of raisins obviously con...
<|im_start|>user ELI5: Why do different languages each have their own version of the same names? Why is Joseph not Joseph everywhere? When did he become Giuseppe? Who decided that Guillaume should be William? When hearing a new name, why does a culture make its own version of it instead of letting every name stay at it...
<|im_start|>user ELI5: My mind can make snap decisions or opinions instinctively, but it's very hard to articulate my reasoning. Why is that? For example: I was just reading a post about female life expectancy being, in general and on average, longer than men. One person chimed in 'there is a biological explanation fo...
<|im_start|>user How much land does it take to support one human being? How big does my plot have to be before I can support myself with vegetables and fruit? I live in the UK, so temporate and usually more than adequate rain.<|im_end|> <|im_start|>assistant &gt;The minimum amount of agricultural land necessary for sus...
<|im_start|>user ELI5: why do disposable razors with 5 blades not cause razor burn compared to a razor with 2-3 blades?<|im_end|> <|im_start|>assistant Good blades and good shaving practices will usually help you avoid razor burn, moreso than the number of blades. But generally speaking, pulling, tugging, and scratchi...
<|im_start|>user Eli5: How does a computer know how long 1 sec is? Do they perform a series of calculations that take exactly 1s? Or am i looking at it completely wrong?<|im_end|> <|im_start|>assistant Computer Engineer here, Timekeeping on computers (indeed, most electronic devices) is performed using two methods. 1...
<|im_start|>user ELI5:Can intelligent microscopic life exist? I know "intelligent" is relative so let's say as smart as humans, for example. Is there a size limit for intelligent organisms? Seems like in our planet microscopic organism aren't very smart but can we know for sure? Like Tardigrades might be as intelligent...
<|im_start|>user How does light have the property of "bleaching" or removing color?<|im_end|> <|im_start|>assistant A photon is able to break down a chemical bond if it carries enough energy. The energy of a photon depends only on its wavelength. Some molecules absorb longer-wavelength photons without breaking, dissipa...
<|im_start|>user In quantum entanglement, how do we know that the entangled particle pair do in fact "interact" over a distance, and wasn't just aligned when they first interacted? I don't know anything about this really, except for what I've learned from watching clips on youtube and reading wikipedia. But I'm sort of...
<|im_start|>user CMV: Employees Should Not Give Notice When Quitting A few things first: First, let me say that there are exceptions. Surgeons probably shouldn't quit without notice due to public health reasons. Attorneys shouldn't leave their clients unrepresented in court. Second, anyone is free to do as they wish...
<|im_start|>user ELI5: If humans and chimpanzees share ~98% of their DNA with each other, then why do human siblings share only 50% of their DNA?<|im_end|> <|im_start|>assistant Humans and chimps share 98% of the available selection of genes from which the choices which define an individual could be made. Human siblin...
<|im_start|>user CMV: The pro-choice camp made a mistake opposing the "Born Alive" Bill It's a pretty specific topic so here's an [article](https://www.washingtonpost.com/politics/senate-blocks-bill-on-medical-care-for-children-born-alive-after-attempted-abortion/2019/02/25/e5d3d4d8-3924-11e9-a06c-3ec8ed509d15_story.ht...
<|im_start|>user ELI5: Why do airplanes use green camo instead of blue? Wouldn't it make more sense, since they would be less visible on sky? Thanks!<|im_end|> <|im_start|>assistant First, look at the purposes of camouflage on aircraft. In past and present years they had three different goals--disguise the aircraft on ...
<|im_start|>user Is having fun a waste of time? Like I like Overwatch, it's my favourite game. I don't like school that much, but is playing overwatch a waste of time? Should I be off getting educated? edit: just to clarify, i do in fact do schoolwork and im doing well. I just like OW and sometimes i feel bad that ma...
<|im_start|>user How much light is actually reflected by a mirror? I know a mirror doesn't reflect 100% of light so what's the percentage and can anything actually Reflect 100% of light<|im_end|> <|im_start|>assistant It depends on the material of the mirror, and also varies with wavelength of light. An ordinary bathr...
<|im_start|>user ELI5: How is blood created in the human body?<|im_end|> <|im_start|>assistant Bone marrow, a tissue within your bones, contains special stem cells, These are the cells that can reproduce and then mature into specific types of cells. They form your blood cells and then release them into the bloodstream....
<|im_start|>user ELI5: What is the Multiverse and why do we think it exists? I saw it on Cosmos, and don't understand the idea that there are many "bubbles" that each contain a universe. How does that reconcile with the Big Bang theory where space expands from one single point? How would a multiverse start?<|im_end|> <...
<|im_start|>user ELI5: How is it that large LCD flat panel displays have gotten so cheap?. I remember hearing 20 years ago that the LCD displays were created from a single crystal, but this can't be possible for the 100" panels now available. What advancement in manufacturing made this possible?<|im_end|> <|im_start|>a...
<|im_start|>user ELI5: Why do most people talk to pets with a higher pitched voice? Most people that I've met talk to their pets, or animals in general, with a higher pitched voice. Why is that?<|im_end|> <|im_start|>assistant Habit and social convention mainly But pets (especially dogs) tend to respond more positivel...
<|im_start|>user ELI5: Why are some books (mostly reference and educational books) printed with two columns of text, as opposed to novels with one column?<|im_end|> <|im_start|>assistant Reference and educational books tend to have smaller type than novels. Smaller type means more words per line and it is harder to mak...
<|im_start|>user While reading BC Science 7 for fun, I realized that the definition of a pure substance is extremely confusing. How do you define a pure substance? (Details in the text) Original text: &gt;Is there anything that is not a mixture? What about a bar of pure gold? Pure gold contains nothing but gold. Every ...
<|im_start|>user ELI5:How does communication between two languages initially develop?<|im_end|> <|im_start|>assistant Usually via description of similar objects. For example, Dog in English is Perro in Spanish. Even if an English person didn't know any Spanish, and vice versa, they could both learn and establish that t...
<|im_start|>user ELI5: Why are tires black in color? Why not green or blue?<|im_end|> <|im_start|>assistant Carbon black is added to the rubber in tires to add durability. It’s possible to make tires in lots of colors, but they lack some of the durable features such as heat dissipation that tires with carbon black hav...
<|im_start|>user ELI: How does muscle growth and decay work? If I remember from biology class correctly, large muscles are a result from large sarcomeres, not more of them. So how does working out (i.e. tearing and rebuilding muscles) make them bigger? And why do they get smaller if they're not used?<|im_end|> <|im_sta...
<|im_start|>user How can a photon have a mass of zero without violating the mass - energy equivalence? Photons are particles without mass. But whenever a system emits one, it loses a small fraction of its energy, and therefore its mass. However, the photon lacks mass and only transports energy, so conservation of energ...
<|im_start|>user ELI5:Why is there CONSTANT road construction in most US cities? Are there not any long-lasting solutions?<|im_end|> <|im_start|>assistant The road industry has two seasons: plowing snow and repairing roads. Freeways are very long lasting solutions, and they only require repaving every 30-40 years. Ho...
<|im_start|>user [Wheel of Time] What did Elayne Trakand see during her Accepted test? All she says about it is "I could not be that awful, Egwene. I just couldn't!" Any guesses as to what Elayne saw during her [Accepted test](https://library.tarvalon.net/index.php?title=Accepted_Test)?<|im_end|> <|im_start|>assistant...
<|im_start|>user ELI5: So I found out that space telescopes capture "colors" that weren't there to begin with and see in black and white. What colors are really present in our universe? EDIT: To clarify, the Hubble colorizes white and black images by adding colors to represent the spectrum. I'm just wondering "what co...