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<|im_start|>user ELI5: Why do towels and wash-cloths lose the ability to absorb water over time? There are a few ELI5’s about new towels needing to be washed a few times before they become absorbent. I’ve observed the opposite too - my old dish towels and other cloths just don’t soak up water very well over time.<|im_e...
<|im_start|>user ELI5: How is it possible that my car keys unlock only my car and not all the others? Is it theoretically possible that my key could unlock a second car somewhere on the world (given I'm close by)? Edit: Apologies for the poorly phrased question. While the mystery of mechanical keys is fairly interestin...
<|im_start|>user [TheCulture] In use of weapons there's race who Special Circumstances predicted would only just now be using crossbows and steam engines without external help. Is it plausible a society would develop (useful) steam engines before firearms?<|im_end|> <|im_start|>assistant Sure. Completely separate techn...
<|im_start|>user Today I saw the equation "PV=nRT". Why do the variables all match exactly? Why don't we have to multiply R by 1.25? Or P by 0.5? It boggles my mind that everything is so.... perfect. Did n and R only come about because of this equation, and so were given arbitrary values that caught on?<|im_end|> <|im...
<|im_start|>user If you have an amputated body part, does your body still make enough blood for that part? If you lose an arm' does the body still produce blood for that arm and just redistribute it through out or does it just stop making excess blood?<|im_end|> <|im_start|>assistant If the body continued to produce/ma...
<|im_start|>user ELI5: Ignoring any legal issues, how effective would going to a veterinarian for medical care be? Let's say that the town vet is fully stocked with electricity and supplies post-apocalypse. How good of a medical clinic would it be?<|im_end|> <|im_start|>assistant Depends on what your issue is. For inju...
<|im_start|>user ELI5: How do we know gravity actually affects time?<|im_end|> <|im_start|>assistant Einstein first described it in his theory of relativity, and since then it's been directly observed using atomic clocks in orbit. In fact, in order for GPS to stay accurate, the clocks on the satellites used for GPS hav...
<|im_start|>user ELI5: How are MAC addresses generated for virtual or physical network adapters? Do they have to be globally unique and not reusable? If so, how is that guaranteed? There are many types of network adapters, many different manufacturers, all on potentially huge internetworks. Adapters get removed, change...
<|im_start|>user ELI5: Why can people understand languages, but not speak them ?<|im_end|> <|im_start|>assistant Because recognition of language is a lot easier than generation of language. If you've ever studied a language, you've probably noticed that you have more trouble thinking of the foreign word when presented ...
<|im_start|>user [Star Wars] What does it feel like to be a solider under the effects of battle meditation?<|im_end|> <|im_start|>assistant Calming effect. You move with precision and focus. There's no shaking from adrenaline or nerves. No fear or trepidation. And everything feels slower like you're under the effects o...
<|im_start|>user ELI5: Why do bread and milk expire so quickly, when cheese, ranch, and croutons seemingly last forever in comparison?<|im_end|> <|im_start|>assistant Bacteria required a suitable environment to grow. Chief among this is water; they cannot survive if they cannot keep their insides liquid. Croutons are v...
<|im_start|>user If I want to study the syntax and semantics of programming languages like how linguists study the syntax and semantics of natural languages, which textbooks should I read? If I want to study the syntax and semantics of programming languages like how linguists study the syntax and semantics of natural l...
<|im_start|>user ELI5: Why do we like foods better in certain shapes? Some people like spongebob shaped mac n cheese better than the regular stuff, or curly fries instead of regular fries, even though they are the same thing?<|im_end|> <|im_start|>assistant Different shapes of food have different ratios of surface area...
<|im_start|>user eli5: What do CEO's actually do?<|im_end|> <|im_start|>assistant Depends on the company but generally it is their job to make their company succeed. That does not translate into internal management 9/10 times. It translates into raising funds, hiring an executive team, creating long term corporate visi...
<|im_start|>user Were there any reasons why homosexuality was so stigmatised in religious texts? I know throughout history different cultures have had varying attitudes to homosexuality, but the attitudes mostly seem to be negative and often extreme, e.g. scriptures in many religions prescribe the death penalty for hom...
<|im_start|>user CMV: I have to try out drugs to truly evaluate them and the people using them Only by trying out and experimenting with hallucinogenic and dissociative drugs I can achieve an unbiased mindset. Drug use puts me into situations that are common to people using these substances and therefore I can gather e...
<|im_start|>user CMV: High school should prepare students to become responsible adults, rather than focusing on college prep I realize this has probably been done to death, but I've been thinking about this a lot lately. Also, a couple of disclaimers. I'm coming from a US perspective, so I apologize if any terms or con...
<|im_start|>user ELI5: How does an engineer inspect a large building or bridge to know if it’s safe? What are they look at / for ?<|im_end|> <|im_start|>assistant Are there cracks where there shouldn’t be any? Where cracks are expected are they bigger than they should be? Are any cracks showing signs of widening? ...
<|im_start|>user ELI5: Why does water sometimes taste like nectar of the gods while other times its just, meh? It's nice to know other people have these conundrums<|im_end|> <|im_start|>assistant The human brain has a way of regulating how much water a person can drink. When a person is thirsty, similar to feeling hung...
<|im_start|>user ELI5: Conductors, and why musicians need them. I'm a bit confused why musicians in an orchestra need a conductor. Why can't they just read the notes and play the music in the written notes and tempo? Also, I assume the musicians don't look at the conductor often since they're reading the notes off th...
<|im_start|>user How does an equalizer work? Specifically, how does it affect the volume of only specific frequency range(s) and is this mechanism significantly different for the different types of EQ? Assume a fairly basic understanding of sound and electronics.<|im_end|> <|im_start|>assistant An equalizer can be impl...
<|im_start|>user Chemically speaking, what is "Fishiness?" A lot of fish and other seafood definitely share this trait, sometimes with smell more than flavor. What causes a fish to be "fishy?"<|im_end|> <|im_start|>assistant In order to keep their hydric balance, marine creatures have to have something inside their cel...
<|im_start|>user ELI5: Why do we often feel tired after low-energy activities such as sitting on a plane?<|im_end|> <|im_start|>assistant Well, that particular example inflicts quite a bit of stress, both emotional (lines and such, even assuming you aren't afraid of heights), and biological (altitude change, uncomforta...
<|im_start|>user ELI5: How does the destruction of thousands of tons of illegal ivory help fight poachers and the black market? Wouldn't that make them that much more valuable?<|im_end|> <|im_start|>assistant In order to make money on poaching, there's two steps. First, kill the rhino. Second, sell the horn. (or whatev...
<|im_start|>user ELI5: Why are there still radar dead spots over the oceans, despite all of the modern technology?<|im_end|> <|im_start|>assistant Radar needs a direct line of sight connecting the tower and the object. The earth is curved so if you go far enough away from a tower you can't see any radar towers. The ...
<|im_start|>user ELI5: How does counting cards work in blackjack?<|im_end|> <|im_start|>assistant You assign point values to each card. * 2, 3, 4, 5, 6 ➤ +1 * Cards 7, 8, 9 ➤ 0 * Cards 10, Jack, Queen, King, Ace ➤ -1 After each card is played, add the points of the count to the running total. The lower the count is,...
<|im_start|>user ELI5:How did the ancient Polynesians find places like Tahiti, the Cook Islands and Hawaii I visited Hawaii for the first time this year and I am fascinated with Polynesian culture. How did they look out at the ocean and know how to sail to such small remote islands? Obviously, their astral navigation...
<|im_start|>user ELI5: How were artists capable of depicting kings or persons who were deceased by the time they're about to do so? Did they used existing manuscripts about the person, or was there any complex research and studies made before depicting the subject?<|im_end|> <|im_start|>assistant They used existing des...
<|im_start|>user ELI5: Why do some dried fruits (raisins, prunes, etc) have their own names while others (dried apples, dried mango, etc) do not?<|im_end|> <|im_start|>assistant Raisins, prunes, etc., are whole fruits that will preserve naturally if dried properly. They also date back to antiquity, along with dates, fi...
<|im_start|>user Why are red blood cells safe from natural killer cells? I'm currently reading Philipp Dettmer's excellent book, *Immune*. In it, he explains that unlike other immune cells, natural killer cells identify infected/corrupt cells by (among other things) detecting the absence of MHC Class I molecules on the...
<|im_start|>user ELI5: How can frosting/icing made with dairy be left on an unrefrigerated cupcake for days without spoiling?<|im_end|> <|im_start|>assistant If the sugar concentration in a food is very high, the sugar acts a desiccant and preservative. It literally pulls water out of the cells of microorganisms, mummi...
<|im_start|>user How do rising interest rates combat inflation? Printing a bunch of new money the past couple of years is what caused this huge increase in inflation, right? How exactly does raising interest rates combat all this new printing of money?<|im_end|> <|im_start|>assistant There are at least a couple of diff...
<|im_start|>user ELI5: why is smokable marijuana prescribed? With all the other ways of introducing marijuana into the body (edibles, supplements, etc.), why is smokable marijuana prescribed? It just seems to be not healthy to me as you’re inhaling smoke, which cause all kinds of other health issues. Is there some bene...
<|im_start|>user [marvel] How can Emma Frost move when her skin is in diamond form ?<|im_end|> <|im_start|>assistant The same ability that allows her to tighten the bonds between her carbon atoms and reconfigure them into diamond allows her to loosen them at the molecular level to allow movement, likely without conscio...
<|im_start|>user Why does a number raised to zero equals 1? When you multiply a number by zero it equals zero. x * 0 = 0 Why does it equal 1 if you raise it to zero? x^0 = 1<|im_end|> <|im_start|>assistant This helped me understand. 2^3 = 8 2^2 = 4 2^1 = 2 2^0 = 1 2^-1 = 1/2 Each time you decrease the exponen...
<|im_start|>user CMV: In calculus, integrating should be taught first before taking derivatives. I apologize if this is the way most of you have learned it. I was taught derivatives first... I think integration should be taught first because it's much easier for a student with no exposure to calculus to understand the...
<|im_start|>user ELI5: What are the main differences between Roman Catholicism, Protestantism and Orthodoxy?<|im_end|> <|im_start|>assistant As the church got more organized differences in how churches were organized and how they practiced the rituals of their faith grew. Eventually these differences grew large enough ...
<|im_start|>user With the introduction of vaccines, even if a variant isn’t strictly “covered” by the vaccine due to changes in proteins, would there be enough “training” of the body’s immune system on how to deal with a corona virus that the body would be more efficient if infected later? At the start of the Pandemic,...
<|im_start|>user If a quantum computer is basically trying all the solutions at once, how does it know which is the correct solution?<|im_end|> <|im_start|>assistant Quantum computers don't "try all solutions at once". This statement is predicated on real-world (i.e. classical physics assumptions) that don't all hold u...
<|im_start|>user Why can't salt water fish breathe in fresh water and vice-versa? It's all water right? I feel like I should have learned this at some point but I haven't.<|im_end|> <|im_start|>assistant saltwater fish are less salty than their surroundings to stay physiologically stable so they constantly drink saltwa...
<|im_start|>user ELI5: How is an economy "stimulated", what does it mean to stimulate an economy, and what leads to inflation? This might've been asked before but it's something I've never understood, so thought I might as well ask.<|im_end|> <|im_start|>assistant Two methods: fiscal policy (government decisions to tax...
<|im_start|>user What is the job market like for economists? I don’t know if this is the correct place to ask this question, but I’m going to ask anyway. I am a final year undergrad Economics student. I am from Sub Saharan Africa. I am very heavily considering doing my postgraduate degrees in Economics/ Development Ec...
<|im_start|>user (Superman) What would happen if Superman where to be locked in a kryptonite cage and then flown into the sun?<|im_end|> <|im_start|>assistant Superman lives due to a variety of outcomes: * On certain occasions extreme exposure to solar energy has given Superman the ability to quickly overcome the dang...
<|im_start|>user Any recommended books for developmental economics? I am currently working as an undergrad in a group doing research on poverty. I am really interested in learning about both developing countries and how that might apply to the inner cities in America. I'm not an econ major but have taken a few classe...
<|im_start|>user ELIF: How do products like 3-in-one shampoo/conditioner/bodywash work? How do they get it all "in there?"<|im_end|> <|im_start|>assistant First, know that there is a difference between soaps and detergents. A bar of soap is soap. Everything else that you use that is a liquid is actually some type of...
<|im_start|>user ELI5: why does rain in the tropics come down heavy for an hour and then vanish, but in europe the rain is mostly light and can last all day?<|im_end|> <|im_start|>assistant Rain in the tropics is normally air mass thunderstorms and other downpours from vertical convection (heating at the surface causin...
<|im_start|>user Is there a reason a greenscreen has to be green? Can other colours be used?<|im_end|> <|im_start|>assistant Any color can be used, however bright green is often used because it's a color that doesn't appear commonly in clothes or in the human body, making it easier to separate out the background and th...
<|im_start|>user ELI5: What are the core differences between a pyramid scheme and an actual business<|im_end|> <|im_start|>assistant A business sells products and/or services. A pyramid scheme pretends to sell goods and/or services, but is actually selling its own marketing opportunities. It can be hard to tell the di...
<|im_start|>user What is energy? I'm a kinesiology major so the energy I learn about comes from ATP. When the terminal phosphate breaks off from the rest of the phosphates, the bond breaks and energy is released. But what *is* that energy? Is it actually something, or is just a term used to describe something with no p...
<|im_start|>user ELI5:Quantum Mechanics and its relation to Physics Up to date, I have not a solid comprehension of the term Quantum Mechanics.<|im_end|> <|im_start|>assistant Quantum mechanics is a set of mathematical approaches to making predictions about the behavior of very small things. It's conceptually similar t...
<|im_start|>user AskScience AMA Series: I am Victor Ray, a sociologist who writes about race and social theory. My most recent focus has been on how organizations use ideas about race (and racism). AMA! I am an assistant professor with appointments in Sociology and Criminology and African American Studies at the Univer...
<|im_start|>user ELI5: What determines if a plant is a fruit or a vegetable?<|im_end|> <|im_start|>assistant It depends on the context since different words mean different things in different contexts. In botany, fruit refers the part of a flowering plant that has seeds. Things like apples and pears are botanical fru...
<|im_start|>user [Dune 1984] Why did the Guildsmen speak a different language?<|im_end|> <|im_start|>assistant Isolation and the need for a highly specialized lexicon that could convey the unique requirements and experiences of creating Navigators, folding space, and interstellar economics. It is a mathematical languag...
<|im_start|>user ELI5:How does a pharmaceutical company come up with new drugs? Do they just try various chemicals on animals until something shows promise, or is there an approach that's more "targeted" than that? Like let's say I want to develop a better antidepressant. Where do I start with that, if I'm the R&amp;D...
<|im_start|>user CMV: I believe being born into a low income family is less of a disadvantage than being born physically unattractive. Like being born into a wealthy family, attractive people will always have better opportunities, pre-established social connections and status, will initially command more respect, the *...
<|im_start|>user ELI5:Is it actually dangerous to expose children to sexuality or is it just our morals? If so, why?<|im_end|> <|im_start|>assistant For the majority of human history, children lived in a cave or hut with their parents and sometimes others. They would have been completely exposed to sexuality. It's only...
<|im_start|>user CMV: I think that some biblical characters were high on perception altering drugs. Example: Moses was on mount Sinai. On this mountain you can find plants containing a strong hallucinogen called Dimethyltryptamine (combined with MAOIs, which makes it orally active) that causes intense visual and audito...
<|im_start|>user Do you agree with the sentiment that “every student learns and grows at their own pace”? And do you think the current state of academia encourages this type of growth and development?<|im_end|> <|im_start|>assistant Students do learn and grow at their own pace, however, their exposure to potential new ...
<|im_start|>user why should we trust our Intuitions Is there any reason at all to believe in our intuitions of the external world, Objective morality, and free will?<|im_end|> <|im_start|>assistant That depends in part on what you mean by 'intuitions'. Herman Cappelen has a relatively recent book about the issue, *Phi...
<|im_start|>user How do economists measure unpaid work? How do economists measure unpaid work? Alice has a farm and grows 20 apples. She eats 10 of them and sells 10 of them for 1 USD each. She has 10 USD to spend otherwise. Would you say she has an income of 10 USD, even though she produced 20 USD worth of app...
<|im_start|>user ELI5:Do male animals like dogs or cats that have fathered children know that they are their children? If so, do would they treat them any better if they are put together? This question always plagued me.<|im_end|> <|im_start|>assistant I know you asked about dogs and cats, but primates have an interest...
<|im_start|>user ELI5: Why is the American healthcare system so expensive when most other places, it is relatively cheap?<|im_end|> <|im_start|>assistant Most places that have universal healthcare under a single-payer system have the government pay for it. This is, of course, funded by taxes. Here in the US, we don...
<|im_start|>user [Futureama] Why give a machine that bends girders sentience? Like, what's the practical application?<|im_end|> <|im_start|>assistant Modularity, versatility, economy, reproduction. The programing cards in a robot are replaceable allowing you to change their function if needs be. They can adjust to solv...
<|im_start|>user ELI5: why does the US have a 3 school system (elementary, middle, high)?<|im_end|> <|im_start|>assistant Government operated schools in the USA often went until around age fourteen with the expectation that students would then enter into apprenticeships or work in the family business. As the economy c...
<|im_start|>user ELI5: Why does the human body like vibrations so much? I have noticed that the human body really likes vibrations a lot. Like massage machines, when somebody roughens up our hair, etc. I was wondering what could be the reason for it.<|im_end|> <|im_start|>assistant &gt; massage machines, when somebody ...
<|im_start|>user ELI5: How do speed detectors work?<|im_end|> <|im_start|>assistant There are multiple different types of speed detectors. The three common ones are Radar, LIDAR and cameras. Radar works by sending out radio waves at fixed intervals that hit a car, and the difference in time taken to get to the car and...
<|im_start|>user Why does the Higgs boson interract with electrons but not photons? Is there some property subatomic particles have which determine the 'level of interactivity'? As I understand it, interraction with the Higgs field via the Higgs boson is what determines a particle's mass. If this is the case, is there ...
<|im_start|>user How do the temperature receptors in our skin work?<|im_end|> <|im_start|>assistant The nerve endings imbedded in the skin have an array of receptors that detect different ranges of temperature. Molecularly, they are temp-sensitive ion channels, and their opening/closing regulates ion flow across the me...
<|im_start|>user [Mad Max] Why were “classic” cars the only vehicles to survive the apocalypse? I understand that they look much more interesting than modern vehicles, so it may just be a stylistic choice, but is there any realism to all these classic and muscle cars being the only ones left?<|im_end|> <|im_start|>assi...
<|im_start|>user [SCP] Wouldn't the foundation have hundreds of thousands of employees, with insane monetary and political resources to do what they do at the scale that they do it? Even with liberal use of amnesiacs, how is it anything close to clandestine?<|im_end|> <|im_start|>assistant The Foundation owns dozens, i...
<|im_start|>user ELI5: What is torque?<|im_end|> <|im_start|>assistant Alright so the easiest way to get the concept of torque is to look at a loooooong pole. This pole has a certain mass and nothing will necessarily change that. However if you hold it at the center you'll notice that it is incredibly easy to balance. ...
<|im_start|>user ELI5: Why is yogurt usually considered good for you, while ice cream is almost considered bad for you? What makes them so different? They're both dairy products which are usually loaded with sugar. what makes one good for you while the other is relegated to dessert only status?<|im_end|> <|im_start|>as...
<|im_start|>user How do you come up with research ideas as an undergrad? I am currently an undergrad student in my sophomore year. I recently approached one of my professors, and when he asked me what I wanted to do in the future, I told him I'd like to be part of the Academia and eventually become a professor. He enco...
<|im_start|>user ELI5: how are muscle size and muscle strength not 100% correlated? Question comes from different workout strategies. You can focus on hypertrophy (muscle size) or strength. How is the actual biology of the muscle different if it's big but not as strong? If not biology, what's the physics involved?<|im_...
<|im_start|>user What is the furthest traveling organism in proportion to their size? How far do they go in respect to humans and does anything come close to lunar or even mars travel? If so what are their adaptations?<|im_end|> <|im_start|>assistant The monarch butterfly is probably the most relevant especially when c...
<|im_start|>user ELI5: Why medical professionals, mainly nurses, on whom lives depend, are made to work 12 hour shifts?<|im_end|> <|im_start|>assistant Shift changes take a lot of time transferring knowledge and they also introduce risk of failure to transfer vital information. The longer the shifts, the fewer shift c...
<|im_start|>user ELI5: why does squinting improve vision? At least for me, I notice that when I squint, my vision becomes sharper. I don't know if this is a common thing, but I'm curious as to why it happens<|im_end|> <|im_start|>assistant You’ll experience trouble seeing things far away in the first place if your iris...
<|im_start|>user If Japan wants inflation why don't they just print money?<|im_end|> <|im_start|>assistant In monetary theory there is a concept of pulling and pushing on a string. Contractionary policy is akin pulling on the string—I.e. raising interest rates will always provide for some level of pricing individuals...
<|im_start|>user ELI5: Why do some men grow patchy beard, and other men grow full breards? I'm 15 and I have a bit of a patchy beard and I want all the hair follicles in my face to actually have hair.<|im_end|> <|im_start|>assistant Generally, your ability to grow hair (both body and facial) will increase until, usuall...
<|im_start|>user How did Max Planck calculate a Planck Length?<|im_end|> <|im_start|>assistant Essentially you have three constants which relate to different areas of Physics. There is planck's constant hbar which relates to quantum mechanics, the speed of light c, which is to do with relativity, and the universal ...
<|im_start|>user ELI5: When humans aren't to blame, How do animals go extinct?<|im_end|> <|im_start|>assistant This is a great question, and it lets us really sink our teeth into some basic biologic concepts. First of all, though, there are two basic types of extinctions: Mass extinctions, and isolated extinctions. Mas...
<|im_start|>user ELI5: How does Google Maps calculate my route so fast? What sort of logic do the algorithms use to find the fastest route? Additionally, how does it calculate the ETA with the current traffic conditions?<|im_end|> <|im_start|>assistant Google knows the speed limit of most roads, you can add them yourse...
<|im_start|>user ELI5: why fish can’t breathe in air despite air having plenty of oxygen If fish use their gills to filter oxygen from water, why can’t they do the same in air?<|im_end|> <|im_start|>assistant Gills function by having a very high surface area with a bunch of “plates” that are stacked on top of each othe...
<|im_start|>user ELI5: Why do some people like the taste of something but someone else detests it? For example, Coffee. I hate the taste of it but my girlfriend loves it.<|im_end|> <|im_start|>assistant A few major elements play into things we like the taste of. * There have been studies that what a woman eats while p...
<|im_start|>user CMV: Immigrants should not have to take a citizenship test involving the country's history, political system etc unless the details of these subjects are common knowledge among an overwhelming majority of the native population. So I recently took a citizenship test to get Australian citizenship. I have...
<|im_start|>user ELI5 Why can't we breed bees en masse In nature the bees create a queen with royal jelly. Can we not use the chemicals involved in this process to mass create bee queen's and then farm the hell out of the bee queen's to create billions of bees. Assuming the pupate at a very fast rate? Could we not sol...
<|im_start|>user Is it morally wrong to own smartphones given the questionable(to say the least) treatment of their workers in every part of manufacturing.<|im_end|> <|im_start|>assistant Calculating utility has always been difficult, and it doesn't seem any easier to take a consequentialist approach to this either. Ov...
<|im_start|>user Can someone please explain "obamacare" to me like I am five?<|im_end|> <|im_start|>assistant The government wants everyone to buy health insurance (if you need to pay for medicine, someone else will pay for you) so that sick people can get help. Since the people providing health insurance don't like lo...
<|im_start|>user ELI5: Why do burns blister and why do burn wounds remain warm long after the injury occurred? Edit: Thanks, this is the first time I ever got more than 100 upvotes on anything. Ever.<|im_end|> <|im_start|>assistant Burn blisters occur when the second layer of the skin is damaged, they occur to protect ...
<|im_start|>user [DC] Is Superman good because he's innately a good person or because the Kents raised him well? If he were raised by a cruel parent would he grow up cruel? Would another Kryptonian raised by the Kents come out as good?<|im_end|> <|im_start|>assistant It's always implied that the Kents formation and edu...
<|im_start|>user Ethics reading recommendations for amateur philosophers and new ethical skeptics **Question**: What articles, books, or philosophers would you recommend for moral nihilists or skeptics? Specifically to both challenge or strengthen the position. **Background**: I have a degree in a philosophy that was ...
<|im_start|>user ELI5: Why do most countries limit work/travel visas to 30 years age or less?<|im_end|> <|im_start|>assistant I think the type of working holiday visas that allow people to stay for a year and work a while doing so, is usually restricted to age 18-30, because it is primarily intended for students who ta...
<|im_start|>user [Star Trek TNG]Hunger has been solved on Earth but creating food from nothing at an atomic level can't be more energy efficient than actual agriculture. Does Earth have mass scale agriculture to feed the masses or is most food replicated? We know for sure there is SOME agriculture on Earth, we have see...
<|im_start|>user ELI5: Why does trimming plants make them grow stronger?<|im_end|> <|im_start|>assistant The plant gives equal energy and nutrients to all of it's leaves, flowers, and stems. When a part of the plant is dead or dying it is still giving nutrients to that part - when that part is trimmed off the energy c...
<|im_start|>user Do cancer cells repair DNA damage more efficiently than healthy cells? I know that defects in DNA damage repair can initiate malignancy, and I know that efficient DNA repair is one means by which cancer cells resist chemotherapy and radiotherapy. However, I'm not sure if cancer cells, in general, have ...
<|im_start|>user ELI5: What is an area vector and why is it useful? I'm taking an introductory course of physics in college (my major has nothing to do with maths nor physics; this is just an elective) and it came out while going over magnetic flux. Any google search I make ends up with some complicated maths explainin...
<|im_start|>user ELI5: How can we distinguish something that is real news and fake news?<|im_end|> <|im_start|>assistant First, look at the reputability of the source. The source may be a *biased* source (every source is biased in its own way), but if it's reputable, then you can typically trust the facts. If the sou...
<|im_start|>user How do radio telescopes peer into the universe through all the interference from radio broadcasts on and around the earth?<|im_end|> <|im_start|>assistant There are international agreements which reserve numerous, scientifically important regions of the radio frequency spectrum for Radio Astronomy. So...
<|im_start|>user ELI5: Why did humans develop in Africa when there's so much more water/food in the Northern Hemisphere? Similarly, I understand why the Yangtze was the home of the asian cradle of civilization, but why the Tigris and Euphrates? Iraq seems really dusty and not as low in civilization costs as say, Turkey...
<|im_start|>user ELI5: Why are animal sounds different in different languages? How did their spellings originate?<|im_end|> <|im_start|>assistant Different languages use different sets of sounds, and different ways of stringing sounds together, to make words. For example, the way an American would say the 'r' in "red" ...