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How can we see flare ups from matter falling into black holes? | "near" the event horizon is a relative term. Accretion disks can be thousands of times wider than the Schwarzschild radius of the black hole itself. |
How does Apple/Google Maps generate 3D buildings for such vast areas? | For Google at least they use a technique called stereo photogrammetry. This takes a 45* angle aerial photo and using specific colorization, creates auto generated 3D photos for large areas. Here is some more info on the process. _URL_0URL_1_ |
How does caffeine make me feel more awake and productive? | Short Answer: It doesn't actually make you more awake, it just keeps your body from realizing it's tired. Longer Answer: In your brain, you have these chemicals and chemical receptors. When the chemicals lodge themselves in to the receptor, the receptor activates, and tells your brain that you're tired. Caffeine looks ... |
Why are most quarterbacks in the NFL white but the NFL is majority black? | Football is a sport that requires a lot of muscle in *almost* every position. The amount of muscle one human being can put on is limited by the amount of testosterone he or she generates. This is why women typically have so much less muscle mass than men. West Africans have much higher levels of testosterone than white... |
Why do wolves howl at the moon? | Excellent question! Wolves are primarily a nocturnal species, which is why they howl at night. They turn their heads up when they howl because what you're actually seeing is vocalized communication which can be understood by other wolves, and howling upward is optimal for range of that communication. It can act to brin... |
How come some songs on the radio sound like they have been pitch-shifted up or down? | radio stations put most songs through an equalizer in the hopes that it will sound better. radio isn't exactly the highest quality and they try to improve the sound quality that listeners recieve. this usually involves removing most bass frequencies except for the kick, either lowering or oversaturating mid frequencies... |
Why do mosquitoes bite the shit out of me but not other people? And why do they only come out at sunrise/sunset? | Mosquitos actually favor certain blood types over others.Your scent has something to do with it too. Bananas are known to increase your yummyness as well.Location too. If you pass by grass that has dormant mosquitos, they're more likely to be like 'noms are here.' |
How did they come up with the theory that a Mars sized planet, Theia, collided with early Earth creating the moon? | It's impossible for a satellite the size of the Moon to be caught in a planet the size of Earth's gravity. Plus the material make up of the moon is similar to that of our crust/mantle. Couple that with lots of simulations showing that another planet had to swipe by the Earth a couple times to put up enough material wit... |
Why do kids hate naps? | Kids have tons of energy and also don't typically realize when they are getting tired. They also don't want to stop being stimulated by their surroundings. |
What do you do if there is an emergency during a surgery. ie. a fire alarm? | Or like, a bomb in someone's chest, amirite? lol greys anatomy sux It depends on the type of emergency. If it were super time sensitive to get out, they'd close up the patient and transport them to a safe spot. Then reconvene surgery when it's medically and physically safe to do so. |
why do my teeth hurt when I hear a high pitched noise such as chalk on a blackboard? | This doesn't happen to many people, and as far as I know there's no actual research on this. What's probably happing is your teeth don't actually hurt, but when your brain receives loud high-pitched noises that signal gets mixed with other parts of your brain so it thinks it feels pain from your teeth when it doesn't. ... |
Why does signing the back of my credit card make it so that businesses don't have to ask for my id? | It's in the rules that merchants agree to, to be allowed to process the cards. MasterCard and Visa\xa0explicitly prohibit retailers from requiring an ID to accept a properly signed card. "They can ask for that ID, but you can refuse to show the ID and they still must accept the card," says Paul Stephens, director of po... |
Why did GM have to take government bail outs and Ford and Chrysler didn't? | Chrysler was also bailed out in 2009 along with GM. It was Chrysler's 2nd gov assisted bailout. 1st was in 79", 'Ford had just borrowed a shit ton of money and was well capitalized at the time. |
My three day old daughter is asleep and judging by eye movement she is dreaming. My question is Do babies dream and what do they dream about? | Asking what a baby dreams about is like asking what a dog dreams about. How would you ever find out?', "OP asked a two part question. I'll do my best to give a thorough answer. 1. Yes2. Nipples |
Why do I have to let my cell phone battery charge up to 5% before it will turn on when I can plug a dead laptop in and boot immediately? | Passthrough. When plugged in your laptop uses the power provided from the plug and the excess power charges the battery. Your cellphone uses the power from the battery and when plugged in the power goes to the battery first.3 reasons. 1) Booting your phone up, and searching for signals takes a lot of power. This is why... |
If tractors are for use on a farm why are they regularly on the road? Where are they traveling to? | Agriculture takes up a lot of land. Hundreds, thousands of acres of it. Even a small family farm might have a few hectares spaced here and there-- and they'll need to transit between them. Let's say one farm isn't doing so well-- they might offer to sell or rent some land to another farmer nearby, even if it's further ... |
why is it that people are concerned about the prevalence of the confederate flag but the iron cross is still used widely in brands, musicians, bumper stickers, etc? | The iron cross was not very tainted by the Nazis, though it was somewhat. Most of the imagery associated with the Nazis was with the Swastika so it is what became tainted. Also the Iron Cross was not a part of the flag, it was an award. |
How come when on a vehicle, reading a physical book makes me feel sick after a few minutes but reading text on a phone when on a vehicle has no effect on me? | It may be that with a book you're blocking the view of the road but with your phone you could see that you're moving.[from _URL_0_] > But when you're reading in a car, your muscles and eyes tell your thalamus that you're sitting still while your inner ear says that you're in motion. > This mismatch is what causes the u... |
How does Steve Wozniak print his own legal US $2 bills. | He doesn't have the printer make the bills, he has the printer bind & perforate them. [The treasury will sell you uncut sheets of $2 bills if you want them]. The whole bit about pretending they're fake is a joke. It's a dad joke.You misunderstood him. You interpreted printer as in a physical printer. He means a printer... |
Why does breakfast/food taste different in the morning, compared to during the day? | Do you sleep with your mouth open? If so, the bacteria in your mouth basically get 8 hours' free reign to eat and shit all over it, mixing your saliva with bacterial waste while the saliva will evaporate faster and thicken to the yellow muck you can find in your mouth some days. If you don't, it's still gonna have more... |
How was 9,192,631,770 cesium transition cycles chosen as the definition of one second? | Caesium is used in actual atomic clocks, and the first commercially-available atomic clock also used it. It was just a matter of convenience to use it as the standard for the second. Prior to this the definition of a second was based off of a calculated fraction of astronomical days. |
Why can't my eyes look in separate directions at the same time? | They are not "wired" that way. Humans have binocular vision from our previous evolution as hunters/predators. As a part of that our eyes are not able to split directions because that defeats the purpose of having binocular vision. |
Why do men feel pain/get nauseous when they see other males get kicked in the testicles?. | This has to do with 'mirror neurons'.Mirror Neurons are part of a process in your brain that allows you to learn actions and responses.This starts with babies smiling back at people who smile at them:The brain spots the action of smiling and translates that into a mental re-enaction. When this confirms that the thing t... |
The application of imaginary numbers in electrical engineering. | Imaginary numbers are useful in EE in solving problems related to circuit analysis, signal processing etc. Most problems in EE involve solving mathematical equations and most of the solutions can be found by taking advantage of the properties of the imaginary numbers e.g. using Taylor's series, Euler's formula, Fourier... |
How do split depth gifs trick the mind into believing a gif is 3-D? | Your brain builds a 3-D model of a scene from visual cues. Some of those cues are based on where the lenses of your eyes focus to make a clear image, some are based on the divergence of angle of your eyes, some of them are based on how hazy or blurry parts of the image are, and some of them are based on occlusion — of ... |
What is White Guilt and where does the idea come from? | White Guilt is the concept that Caucasians in the USA are still atoning for the fact that at one point we had race based slavery, followed by segregation in this country. Because of this we are not suppose to complain when racist insults or discrimination are directed toward us. Some even go so far as to say it is impo... |
What separates a $1,000 watch from a $10,000, $100,000 or $1,000,000 watch? | A name brand. Just like clothing. May not be better or worse. You're paying for a name most likely", 'Brand names, build quality, and the biggest difference comes down to precious gems that many expensive watches have, like diamonds, sapphires, things like that.The essential task of telling time can be done with a $5 w... |
Why does stroking animals relax/calm us down? | i covered this topic in a class in university way back in the caveman days they would sit around the fire with their half wild dogs stroking their fur elicited the guard guard guard instinct in the animal thats the theory anyways so basically the theory is we were able to relax knowing we were protected |
What exactly is it that makes us HAVE to sleep? Why do we get tired. | Nobody really has a complete answer to this question--it's a field of ongoing research. However, one recent breakthrough found that there is a waste product that accumulates in your brain while you are awake as a natural consequence of being alive. When you sleep your brain goes into a state where it is easier for this... |
Why is it unsafe to keep dead raw clams and oysters in the fridge but perfectly fine to do so with scallops? | The clams and oysters, if still 'in the shell' are whole organisms, meaning there is food in their stomachs and 'poop' farther along their digestive tracts. Scallops are a muscle removed from the whole animal, so are not as 'naturally contaminated'. |
why is death such a morbid concept to humans, even though it is a biological process for every living thing to die? | The fact of not knowing exactly what is going to happen afterwards, jumping into the unknown can be terrifying to most but others may find it intriguing. If people knew what was going to happen it may be more accepted. For example: My greatest fear is the ocean, only because i have no idea what is down there and i don'... |
If most of the time it's obvious you committed a crime, why are you still advised to get a lawyer? | Obvious to whom? The point of a lawyer is to make sure that the government does everything correctly before they take away someone's freedom. So, do you want it to be easy for the government to throw you in jail? Or hard? |
Why do we only have a Social Security Number(In the US), and not any other back up identification card, to keep our identity safer from identity theft? | Better question is why are SS#'s used outside of the SS System to identify people? It was literally promised to the public that it wouldn't be used out side of it for identification purposes. |
How does opening your eyes under water affect your eyes? | It depends, on the water. Water in a swimming pool is purified, so there are "anti-life" chemicals in it that can irritate your eyes. Most swimmers get used to it, because the benefits of seeing outweigh the sting, or they wear goggles. The ocean is full of salt, so the sting there tells you something different. There ... |
Are the any real health benefits to Anions? | Anions, are generally Ions of atoms found in nature. According to [_URL_0_] There are a load of boasting claims showing what Cations do and their "ill effects on the body" and what Anions can do for you in comparison. Surface level, its presented in a way that makes it "seem" correct or legitimate until you do more res... |
Are TV actors, crew members, etc. on the payroll of networks or are they more like 'self employed' or contract workers? | Just to go into depth a bit further than the other two answers for full understanding: A distribution/production will hire actors, directors etc to do a show. A network will buy that show from the company to put it on their air… And then a network of course will sell advertising for that show and that is where the netw... |
Why do studios have to 'close deals' with directors who are clearly interested in helming sequels? | Without a clear contract they could spend millions on apocalypse but singer could leave or make a mess with no consequence costing millions moreMoney. They might want to do it, but the studio has to work out how much it'll pay him. If they said "You want to do it? Great! Here's $40." He 'd still tell them to get lost. ... |
Would a donut shaped planet be possible | Probably not. The *enormous* weight of a planet would almost certainly make the hole cave in. |
Exactly how does our body receive and access Vitamin D? | You can get some in your diet, but it's not as far as I know especially prevalent in food. Your body also stores the pre-requisites for vitamin d in your skin. Exposure to ultraviolet radiation synthesizes from that Vitamin D, which is the whole 'you get it from the sun' concept . This is then routed to your liver and ... |
Why is medical and law school very expensive, when compared to regular college and university? | If you knew a chicken would produce a "golden egg" , If you fed it a special type of food. Wouldn't the person selling the special chicken food charge more for providing the "food". Bottom line, as long as the general public is willing to pay high prices to receive medical attention. Doctors and lawyers will be willing... |
Why does India have union territories and states? | Union territories don't hold elections and are under direct control of the central government. There are 7 of them now. Chandigarh, Dadra and Nagar Haveli, Daman and Diu, Lakshadweep, Puducherry, Delhi, Andaman and Nicobar Islands. These all have different reasons for being under central control. Andaman-Nicobar and La... |
Why are clothing brands like: Ralph Lauren, Kenzo, michael Kors So expensive? | It's a combination of perceived quality, a certain amount of actual better quality, and status. People are willing to pay a premium price for shirts with logos to show that they have lots of money to spend on wearing "status" logos.There are a lot of things that can differ a high quality item from a low quality item. I... |
Why potato chip bags are half full when opened. | The bags ate filled with nitrogen to keep the chips fresh and to cushion them from being smashed in transit to the store.Having the air means that there is more cushioning, meaning that the chips won't be as broken. Plus that's not just air, it's mainly nitrogen which is supposed to help keep the chips fresh. Hence why... |
Why is Mayweather getting paid more than Pacquiao? | Because Mayweather says so. For real. The only way Mayweather would agree to the fight was if it was split 60/40. |
Why does your own voice sound so different to how you hear it? | When you speak, vibrations from your vocal cords resonate in your throat and mouth, and some get transmitted and conducted by the bones in your neck and head. The inner ear responds to these just like any other vibrations, turning them into electrical signals and sending them to the brain. Whenever you speak, your inne... |
Why people die when their neck is broken? | It depends where they break their neck. A break in the lower vertebrae will leave you paralyzed, but a break at the very top will damage your brainstem and cripple your voluntary and involuntary movements, stopping your breathing and heart, which is what actually does you inAside from the wrist and lumbar spine, the ce... |
What does the director of a stand-up comedy show do? | Tells the camera operators where to go, and selects the shots to use each moment. Makes decisions about how to take advantage of the lighting and the stage. Advises the performer. |
Why are deep voices easier to hear when speaking? | as per the other comment's recommendation, please do make sure your own hearing is ok. But besides that, there are other factors as well. 1. "deep voices", or lower frequency sound is easier to hear over obstacles. Perhaps you have something inbetween you and your speakers that keep the higher frequency sounds from rea... |
Why did people drink out of horns? | Because they were a common, readily available waterproof receptacle that didn't require tools or technology to make.Because they were there. Many cultures often tried to use the whole of a slain animal, and what else can you use a horn for? Or someone got drunk and drank from a horn by accident or on a dare. Though thi... |
What is the science behind Bosley and other hair restoration services? | Your body has different types of hair follicles in different places. Follicles are basically little spots in your scalp or elsewhere on your body that produce new hair. The most common type of baldness is male pattern baldness, which affects only the top part of the scalp. There is a hormone in your body called DHT tha... |
Keynesian and monetarist economics and there differences. | Keynesians think the markets which dominate the economy often go wrong due to silly emotional human behaviour, and that the government can help stabilise the economy by spending borrowed money during slumps to make up for lack of demand, and cooling the economy in boom times with extra taxation to pay for the deficit. ... |
What exactly is escrow? | Escrow is like a third party referee who makes sure that payments are made as agreed to. If you're buying a property, you'd put the money into escrow, and this guarantees to the seller that if everything else proceeds as planned, they will be paid. You wouldn't give the money directly to the seller, because there may s... |
Why do damp items, such as clothes, smell different when they are damp? | Damp clothes are quickly colonized by yeasts and molds. Molds have a repulsive smell to humans, perhaps as an adaptation to determine the difference between fresh and not-so-fresh foods. |
How does a website know what the current world population is? | If you know the exact size of a population at any moment in time, and you know the exact birth and death rates of that population, and those birth and death rates remain exactly consistent, you can extrapolate the exact size of that population to good accuracy at any point in time, future or past. Since nobody knows th... |
Is it actually possible to knock someone out with a chop to the neck, like in the movies? | Actually, yes. The arteries going up to your brain have pressure sensing bodies in them; hit these just right and your body thinks the pressure is way too high, panics briefly, and drops the pressure going in. This means your brain doesn't get enough oxygen and you can get knocked out for a few seconds. I've had it alm... |
WHYYYYY do we hear a ringing sound in our ears when it's quiet and is the pitch of it the same for everyboyd? | neha_is_sitting_down pointed out that a loud ringing can be abnormal. It's called tinnitus and it has a lot of causes--especially damaged cochlear nerves. However, a mild ringing is normal, and we all hear it. There's a couple of reasons. our body makes noises on its own. our nerves aren't perfect, and don't like being... |
How can a spinning top stay upright while it's rotating? | When something spins, it has inertia just like an automobile and just like an automobile, it is very easy to move it in certain directions in respect to the direction of the movement and difficult in other directions. The trick is that with a top, the inertia isn't all in one direction, it is in all directions along a ... |
is it possible to have cancer but no tumors? | Yes, the many types of leukemia are cancers of blood-producing cells in the bone marrow. This leads to a proliferation of immature white or red blood cell progenitors producing ineffective, immature, or malformed blood cells instead of normal functional white or red blood cells. These do not form solid tumours, but pop... |
Specifically, how does DNA code for such complex body features like the large networks of blood vessels and neurons? | The answer is that that is does not. The layout of large veins and arteries are the same on everyone so how they develop are determined by the DNA. But the capillaries that connect the veins and arteries does not have predetermined shape so they grow towards areas that need oxygen. The result is that a retina have a un... |
How can an internet browser return millions of search results in less than a second, but my PC's file explorer takes 30+ seconds to find a document when searched for? | Essentially google isn't searching the entire internet but instead an index of website links. Your PC isn't indexed. You can actually tell your computer to index certain folders and it will be able to search much faster. |
How did the mantis shrimp evolve the most advanced eyes (See 16 colour receptive cones compared to human's 3) in the animal kingdom and what evolutionary benefit does this present? | While I can't say exactly how the mantis shrimp's eyes evolved, being able to see more colour means you can see prey easier, especially in a colourful place like the floor of tropical seas. |
Why do they bleep out just the "hole" of "asshole" on American television? | because ASS is no longer considered a "bad" word in the US. However Asshole is still considered dirty and derogatory. Ass is like BUTT where asshole is like calling someone a fuckerCalling someone an ass isn't too bad but calling someone an asshole is much more "rude"/inappropriateUS regulations can be peculiar on what... |
How are scientists able to determine the different kinds of elements, molecular substances, and other compounds inside planets, clusters, clouds, and etc when they are millions of light years away? | One method is [Spectroscopic Analysis]. Basically, every element gives off or reflects different amounts of each shade/color of light. By observing the light they give off or reflect, we can determine what elements they are composed ofEach element as a characteristic absorption and emission spectrum . This is the energ... |
Why does Craigslist NYC apartments seem cheap? | I 've lived in NYC apartments for almost 8 years. It's generally one of several options: 1. It's a scam, straight up. They come up with a story to scam you out of two or three months of rent without an actual apartment. 2. They're flat-out lying about the rent, the availability of the apartment, or even the existence o... |
why can't linux run Windows programs | Basically for the same reason you can't wander up to someone who doesn't speak English and have a conversation with them in English. The vast, vast majority of programs rely on the operating system to mediate between the hardware and the program itself. Part of this is interacting with components of the operating syste... |
If water is not compressible, why does a pressure exists if pipe has limited volume of water ? | Water is compressible; everything is. Water pressure is typically generated by having the storage tank at some height above the pipes. The static pressure in the pipes is proportional to the heightWater is compressible and the pipe is expandable. Neither the bulk density nor the volume are fixed. Water is just not very... |
Why do people have to vote for coroners? | As far as voting for a coroner, they are an elected position. To hold office, you do not need a medical degree . Generally, the only requirements of the job is to be able to determine if a person is dead. Some coroners positions are held by someone that studied mortuary science . A coroner is just needed to pronounce a... |
What is the meaning of the word "pun"? | a pun is a joke that is based on two words sounding alike. So, my personal favorite is: > I found out I 've been accidentally entering an annual joke contest for the last ten years. I thought I was just mailing a friend, but every year my funny word play goes to the contest. I never won, though, not one pun in-ten-did.... |
Electronic cigarettes, why are there so many different kinds, what are mods, what are atomisers/clearomisers/cartomisers and are they bad for you? | The subject is still very controversial because it's a new thing. We can only speculate on what effects an e-cigarette can have on someone's body in the long run because they just haven't been around for long enough. There are a lot of researches about it, and we are kinda close to a real answer, but still we can't be ... |
Why does the thought of my girlfriend cheating on me with another girl sit better with me than if it were a guy? | I don't know about you personally, but in terms of sexual competition other males are a threat because they can impregnate your girlfriend, which makes it harder for you to get your own progeny. Females were never a threat to a male's reproductive chances and so there was never a need to feel jealous or threatened by t... |
How do large stores count inventory and ensure smaller items do not go missing? | All items coming into the store are typically scanned into some sort of tracking system. That's how a store can "look-up" an item to see if they should have it in stock. That said, there is no sure fire way to ensure people don't steal items without being caught. There are electronic theft prevention methods . Most sto... |
When a civilian ship is asked to aid in a search and rescue operation, who covers the costs? | Its considered an ancient tradition and responsibility of all seafarers to provide aid to vessels in distress, in recent times this has been enshrined in international maritime law. There is no payment, just the knowledge that others will help you if you get in trouble', "Generally, unless the rescuers make a claim for... |
Why do so many Disney princesses have dead mothers? | The Disney princesses are going to undergo conflict and hardship which they must overcome through the story. If their mothers are around to give advice and help out then it sort of spoils the entire arc of the plot, so they need to be out of the picture. The only way that makes it not look like their mother abandoned t... |
Why does a broken heart hurt? | The brain releases chemicals as a response to emotional stimulus. These chemical not only affect the brain but also the body so broken hearts hurt, excitement gives you butterflies, anger makes you see red, etc From an evolutionary perspective a broken heart represents a failure to secure a mate so it creates a negativ... |
The good and the bad of Greenpeace? | Greenpeace did irreparable damage to the Nazca Lines during a protest, fled the country, then refused to divulge the names of those involved for extradition. That action is enough for me to call them an evil organizationIts a mostly well intentioned environmental organization that has made some mistakes and caught some... |
Why do eyes get red and dry feeling after long gaming sessions? | When you are focused on the game, you don't blink near as much as you normally would . Try pausing from time to time and looking away from the computer. It really helps. |
How do different breeds of cats and dogs have distinct temperaments, when they're more or less of the same breed? | IMO it's more of a generalization. I had a pit bull that thought she was a lap dog, gentle as could be. The same could go for humans. Irish are drunks, Asians can't drive, English have terrible teeth. We don't all fit the bill. |
What is a 'TOR node' and how do I protect my self/PC from becoming one? | TOR is a way of hiding yourself on the 'net. Every computer connected is a 'node'. The idea is that nodes pass traffic around in a way that it can't be traced back to where the message came from but *can* manage to get it back home. What the article is talking about is some sort of virus, worm or trojan that puts your ... |
Almost all 'beginner' workout programs seem to say that weight machines are horrible. So why is pretty much every gym in America filled with weight machines? | * They're safer, in that they reduce the chance of either dropping weights on yourself or someone else or injuring yourself with poor form. * For casual lifters, they're often "good enough." They still allow you to get bigger and stronger, arguably to the full extent that many people want to. * They're unintimidating. ... |
What causes an animal to recognize themselves in a mirror? | It isn't testing consciousness it is testing self awareness. One factor is to be an animal whose visual process is high. Dogs cannot recognize their self in a mirror but they do recognize their own scent. So they may have a sense of self just as apes and other animals do.Anthropomorphism is both the bane of comparative... |
Why are inmates on death row for so long? | Aside from the literal struggle to obtain the lethal injection drugs, the legal process includes nine total steps, the first being a direct appeal which is given to everyone sentenced to death.From there, post-conviction proceedings can take place with the second stage of the appellate process. That's when defendants c... |
How do TV reality/(cooking) competitions do those scenes where the contestants/actors go off scene and make a private comment to the audience? | Those are shot afterward. They basically air the footage for them off screen and ask them to narrate, describe what was going on, what they were feeling, to provide the commentaryThey're filmd after the competition. The director goes "ok Joe, we noticed you had some difficulty starting with the chopping. Tell us about ... |
Terrence Howard's "proof" of 1x1=2 | It's extremely complex gibberish involving a made-up language, so detached from reality it really cannot be simplified in any meaningful manner. Best just read him explaining it h[imself in his infamous Rolling Stone interview.]", 'The simplest explanation is that he is mistaking the operations of squaring and square-r... |
The sticker parking lot system in Better Call Saul? | 1 sticker = 30 minutes of parking time. You need 1 sticker for every 30 minutes, plus 1 for rolling into the next 30 minute interval. So, if you park for 2 hours and 45 minutes, you need 5 stickers for 2hrs and 30 min, and 1 more for bleeding 15 minutes into the next interval.It's validated parking. i.e. you can park f... |
What is social anesthesia? | Imagine Telephone tag. Stories change slightly over time. 20 years ago the internet was super rare, so often you would likely just tell stories. Information was gathered through news or books, and the more popular ones were often embellished slightly to improve readership. Then the next edition, it's embellished slight... |
When a bug gets caught in my car and gets out after I drive it very far away, what does it do? | Insects have pretty simple brains. You can think of them like robots. Stimulus, response. Solitary insects like files will just re-engage their food-or-mate seeking program, none the wiser. Bees, though, have a home base and a navigation system to get them back. They will try to fly home, but their internal map will be... |
How does the night rear view mirror work? Like when you tilt it down and all the reflections are dimmer... | Generally for mirrors, whatever light is not reflected is transmitted through the mirror . The rear view mirror consists of a tilted low-reflective mirror and a highly reflective mirror in the back. For daytime, you see the light going through the low-reflective mirror, bouncing off the 2nd mirror and back out. When yo... |
Why does Nintendo always get the shaft from Third Party Developers? | They have highly specialized hardware that makes it harder to develop cross-platform games. Developers want to spend their resources on games that they can sell on multiple platforms, and with how expensive and time consuming game development has become, it's more important than ever to get as many audiences to buy a g... |
Ableton Live controllers and software; what does it do? | I'm not sure what exactly you want explained, but i'll give it a shot. In a nutshell, Ableton is a neat music program that gives you the capability to make lots of little self made audio loops or 'clips/scenes' on the fly, essentially giving you the ability to make a live performance out of your creation within the sof... |
How was Hellen Keller able to learn how to communicate? | She first learned by her teacher giving her objects to feel and then writing the names of the objects into her palm. She learned to speak by putting her fingers on her teacher's nose, mouth, and throat to feel the vibrations and then try to copy them. |
What toxins do those cleanse diets and pills remove. | None. We have organs in our bodies, as you mentioned, to do the job for us. The cleanse diets/pills are just woo> If they're fake, how are they allowed to sell products and diets? They are fake, and they manage to avoid regulation by carefully not making any claims to treat medical conditions. "Toxins" isn't a real med... |
How do those tests with a bunch of random stuff and then at the end ask you to "think of two things" work? | red is a super common color. hammer is a super common tool. it's likely that people choose these because they are common. |
Why has the US Govt been buying up ammunition en masse? | The U.S. Government has always bought, and will always have to buy, ammunition. We can't have our brothers and sisters in the Armed Forces, Border Patrol Agents, US Marshals, FBI, DEA, Secret Service, etc. going around using nothing but knives and slingshots. Those agencies require the ammunition to train and take with... |
How long could you stay alive on life support? | Life support equipment is meant to simulate the actions of healthy organs in some way. Going under life support when already healthy is more likely to kill you due to some accident rather than just living your life naturally. There are many forms of treatments can be called 'life support' and some of them would also fo... |
Why are political endorsements in any way important for candidates? | Those who support or like the person endorsing the politician may be more likely to then support said politician. If said endorser is an expert in their field, very influential, or very rich, their backing will likely give the politician a public perception of \'credibility\' - "if someone that powerful thinks that pol... |
How do Windfarms work? | Well one of the helpful things about electricity is that if you make a magnet move near a coil of wire it makes the loose electrons in the wire move. If you take a couple of big ass magnets and a big ass coil of wire and spin the coil of wire near the magnets you get an electrical current flowing. So each wind turbine ... |
Why can't we just make submarines thicker so we can dive farther? | We can and we did: _URL_0_ There is nowhere deeper we can dive on this planet.To add on to the other answers here, it's not strictly necessary to make the hull thicker in order to increase the diving depth. What causes the hull to collapse is the difference in pressure between the air inside and the water outside of th... |
How can astronomrs accuratly predict the path of a sungrazing comet if they aren't sure how much mass it'll loose grazing the sun? (/r/AskAstronomy x-Post) | In a resistance free environment, momentum and its direction will remain constant regardless of mass changes. Therefore, the object will continue on its previous path. Same principle as dropping an elephant and a penny from a height in an airtight environment for example. They will both accelerate at the same rate and ... |
Why do I get blisters? | The top layer of your skin can regenerate rather rapidly, but deeper layers are harder to regenerate and becomes much more painful if they are injured. Blisters are a temporary "padding" that sacrifices the top layer of skin in order to protect the lower layers. The regenerated top layer will become thicker and thicker... |
Why does my breath smell after waking up from sleeping? | During the day, you are talking, eating, drinking, and breathing. Your saliva is moving and cleaning the bacteria in your mouth before it can take root and multiply. During the night, your saliva thickens and dries, allowing the bacteria to go crazy. It produces waste and dies, causing the awful "morning breath" smell.... |
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