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Testosterone gets converted to a chemical called DHT (Dihydrotestosterone). DHT is what causes hair loss, specifically in people who suffer from male pattern baldness. DHT is an Androgen (masculine hormone), so it's responsible for facial hair amongst other things. While it's present in women, it doesn't have a role to...
Depressed people tend not to be able to do the work required to maintain relationships. They are not "fun to be around" and are often consumed with their own issues rather than engaged with others. People who understand what's going on can sometimes weather the neglect and remain friends. Others accept the distance. Pe...
Pretty much the same way any other business begins: raise some money, form a company, apply for whatever licensing is required in your industry (if any), and start trying to pick up customers. In form, a bank isn't significantly different from any other kind of company except that it's subject to banking regulations.
Uber is not a taxi, it is private hire. A "taxi" is licensed to pick up passengers who flag them down from the street or from a taxi rank, without prearrangement. Anybody else doing that is breaking the law (if doing it for payment). A "private hire" is just paying someone to drive you from A to B. As long as it is pre...
It just makes the layout awkward. You can find versions of the table that have them inline, but they're incredibly wide, and it's a more efficient use of space to put them underneath than inline. You need to ask yourself why that would be useful. It's kind of like a map of the US, they always just show Alaska and Hawai...
You would need to add a transmitter to the tv and a repeater on your remote. And costs aside you usually lose your remote quite close to the TV, even though sometimes seems to have been sucked into another dimension.
Many prolific artists have hundreds and hundreds of songs personally written already. Understand, the vast majority of them are mediocre at best. But somewhere in there, there is a gold nugget or two. Another, and more than likely plausible reason is they have help. Lots and lots of it. There are many hundreds of peopl...
Well at is most basic you type in something and the computer checks that against the value stored in a database. You might enter "gaussianpc" as your username and "hunter2" as your password and the computer checks a table of usernames and passwords if the password next to the username your gave is the same as the one y...
Sweden is not a socialist economy. It's a social market or social democracy. Socialism doesn't work in Sweden, since Sweden is not socialist. The underlying economy is a market. People have private property, businesses, and employment. Businesses have owners, shareholders, dividends, and profits. Transactions are for t...
Tensor tympani muscle. Connected to eardrum. Usually involuntarily activated to dampen sound of chewing. Cheers When you temporarily lose your hearing notice if you are also clenching your jaw intensely or yawning. Either causes changes in your ear canal, mainly the eustachian tube (a pressure regulator). This causes d...
So you're in bed about to sleep and you start thinking of things you want to do tomorrow. Let's just say that one of your goals is to read that book thats been sitting on your bookshelf. You'll feel really motivated and excited to read the book TOMORROW. But think of it this way, if you're so excited, why not just flip...
Another part of it is that he has a slow progressing version of it. There was an article a year or 2 ago where one of his doctors said that his ALS had effectively 'burnt out' I don't know if there's any science behind that. The excellent healthcare he receives is part of it: URL_0 Experts aren't really sure, but what ...
Let's say I gave you a ruler, and told you to measure the length of Manhattan. How would you go about doing that? Obviously, measuring it one foot at a time would be impractical. But you could use the ruler to measure the length of one of your steps. You count how many steps were in a city block, then just count the nu...
All because something bad happens to someone, or a group of people, it does not mean that people who previously disliked the person/group will immediately come to like them. Now, I don't have any particular dislike for Jewish people. I think the Holocaust was horrible. But if I disliked Jews, why would the Holocaust ma...
They use a formula! On a windless day your body & environment radiates heat that makes the air around you warmer than the average temperature. If it is windy, the heat you radiate blows away, so the temperature gradient between your body and the actual temperature is much shorter. Scientists have derived this formula: ...
The source of protein or vitamins in supplements is rarely food. In the case of protein, the most common source is [whey]( URL_0 ), which is a byproduct of making cheese. Whey is spray dried to separate the protein from fat. The protein is then flavored and processed for use as a protein supplement. The simpler vitamin...
It is possible to significantly compress video, but it takes a lot of computing power, too much for your phone to do it on the fly. You could take your video, run it through a conversion and compression process for an hour or so, and wind up with something much smaller that looks pretty much the same. Video compression...
In modern professional sports in the US, franchises move primarily over stadium funding issues, and not over support. Their primary revenue driver is media deals anyway, ticket sales are really about the optics for the television viewer, and not about the small revenue stream they bring in. LA is the second biggest med...
Even while you are fast asleep your ears still pick up sound and send that information to your brain. Your brain tries to work out what sounds it can safely ignore (like the sound of your own breathing/pyjamas moving against sheets) and what sounds might be coming from something dangerous (like a bear/snake/volcanic er...
It's a combination of a number of factors, but the biggest issue is that phone lines have been "optimized" to favor voice sounds over other sounds, and as a result many of the upper and lower frequencies that make up the music you're listening to get cut out by the phone's filters. In other words, it doesn't sound like...
New stadiums are good for business, so the owners want them. They try to convince taxpayers to fund the stadiums, because obviously that's better than paying for the stadiums themselves. So they try to convince taxpayers that existing stadiums are not usable. Newer, nicer stadiums mean more profit for the teams. So, cl...
They don't. Most people with Tourette Syndrome do not have swear words as a tick. Only 10% do. Throat scraping is the most common audible tick, I believe. Other ones can include repeating other people's words or repeating your own words. And, of course, a whole host of motor ticks. Movies and shows are not actually ver...
When you're standing, your heart has to do more than just pump blood to your feet; it has to pump with enough pressure to bring the blood BACK UP the legs too, and also pump blood up to the brain (both fighting gravity). The heart has a few functional things it can change, but here we'll just talk about how fast it bea...
Prussia wanted France and Austria to stay roughly equal in power, so that Prussia could get in alliance with the weaker of the two, and play them off each other. Early in the Revolutionary period, the Prussians assumed the French were the weaker half. But when Austria got clobbered, Prussia was afraid (correctly) that ...
They can use your data to target better ads to you, which allows them to charge companies more to place those ads. For example if there are all sorts of pictures of you skiing, ads for ski gear might be more effective to you than to Joe Random. I work for a company that run ads on Facebook. Because of all the data they...
Mick Jagger, Elton John, Rod Stewart, Ed Sheeran, Phil Collins and George Michael all grew up in or near London and have very recognizably British accents. Once on stage, they sing like someone who grew up in New England rather than old. Yet another example is Adele, who has a lovely speaking voice, a very heavy cockne...
If Microsoft didn't buy anything with its cash and just let it sit in something that gained interest, it would have made $25 million on that $2.5 billion (savings accounts typically are around 1% return). They're saying that the purchase of Mojang and Minecraft is worth the $2.5 billion, and that as long as it's worth ...
I've programmed in C/C++ for almost twenty years and I had trouble following that as well. To be fair to the guy, it is often hard to explain things which have become second nature. When in doubt, use parentheses! The extra characters don't make the code any slower but it'll be much easier to read. Remember that someon...
There's too much acetaminophen in them. Acetaminophen, brand name Tylenol, doesn't dissolve in water so it will just stuff up your nose and the oxycodone won't be absorbed as well/at all. That's because there's only 5 or 10mg oxy in each percocet but there's 325mg acetaminophen as well as all the binders (inactive ingr...
There are, right now, really only three power blocks capable of challenging the United States in global affairs: Russia, China, and the European Union. Others may emerge in the near or medium-term future, such as India or Brazil, but they're not quite there yet. Of the three, the European Union is likely to remain a st...
We adapted to be upright in the sunshine with little to no fur density which allowed us to run down prey over long distances.The open skin allowed for good sweat cooling but sweat we did and in a full run and sweating that's bad for visibility.Sweat in our eyes was reduced if we had little directional hairs over our ey...
Well, it's not across the board. It depends on what you're working with. It's also important to note you're talking about ionizing radiation, which is either alphas (helium 4), betas (electrons and positrons), gammas and X-rays (High frequency EM waves), and neutrons. The biggest mechanism for health problems is penetr...
It used to be more useful back in the day. Before computers on the market came equipped with graphics processing and spreadsheet capabilities, everything was text based and you would often have to, for example, design your own data tables and such using a combination of spaces and characters like the `|` (pipe). If, fo...
Thanks to the 25 Amendment the President is allowed to resign at any time they feel they are not capable of fulfilling the duties of the Presidency. Yes it automatically goes to the VP. The party then chooses a new VP and has that approved by the Senate. Yes. Just like Nixon. He stepped down instead of the likelihood o...
Globalization is when various facets of society operate at a truly global level rather than locally or regionally. The following is two examples dealing with trade and culture. For trade and commerce that can mean businesses can operate globally and traditional barriers to commerce thrown up by nation-states don't appl...
They break apart on impact and chunks of them are found scattered around the impact site. One thing to remember is that they are generally moving very, very fast when they make impact. From [Scientific American]( URL_0 ): > When geologists and astronomers first recognized that lunar and terrestrial craters were produce...
I am not a physicist, but I once asked a physicist to explain to me this very thing. Below is a reformulation of what he told me: What does it mean that there are more than 3 spatial dimensions, and what does it mean that they are "curled up very small"? Imagine you're a billiard ball, living on the surface of table wh...
Take y=2^x, the gradient along this line is always less than 2^x at the point x. Take y=3^x, the gradient along this line is always greater than 3^x at the point x. This implies there is a number between these two where the gradient of this line is always equal to that number to the power x at the point x. This line is...
Social security is a tax. The taxes of people working are used to pay benefits for the elderly. Your benefits are based on the taxes you paid, up to a maximum amount. But it is still a tax, not a savings plan. If there is not enough revenue to pay for social security benefits, either taxes would be raised, benefits cut...
Most of the other top level responses I see here are focusing on a certain type of non-newtonian fluid, notable shear thickening fluids like oobleck (the classic cornstarch/water mixure). However, as a general class, non-newtonian fluids are simply fluids that don't follow the Newtonian model of fluids. So: **What is a...
Michael Stevens saves the day yet again. URL_0 [Vsauce covers that question in this video]( URL_0 ). Example renders can be seen around 2 minutes in.
You would write a program in another language to make it work. The two approaches are: * compiler - reads a file of the new language and changes it to machine code * interpreter - reads the file line by line and executes each command Many modern languages, like java, perl, and python take a hybrid approach to various d...
With many animals in designated wildlife areas, the population needs to be controlled to prevent over population which would be very damaging to them. Less food available, overcrowding, etc. So during a time of year when the animals aren't reproducing, the state will allow a certain number of animals to be hunted, that...
Usually when we read a word our mind tends to jump to its meaning rather than looking at the word itself. For example you can rearrange the letters within a word as long as the first and last letters are correct and someone can still read it with reasonable accuracy. By looking at a word often enough you are no longer ...
Lets say you want to buy a company, but the "owner" doesn't want to sell to you. You say fine, screw you, I don't need your approval. Like kyrstar said, if the "owner" doesn't own more than 50% of the company that means you can buy up a controlling shares and force the sale. You actually don't even need to buy up a con...
Im sure google does the only thing they can do with that money and that is give it to whatever company claims and can prove it belongs to them. Any ad revenue generated for your example would go to HBO. This is probably why they have such an aggressive copyright system. I know my own videos I have with music in them ar...
> ...pick them up on a satellite... Satellites don't have any special abilities to "sense" where people are. Most satellites aren't cameras, those that *are* cameras are in use by spying agencies and they cost a trillion dollars. If those lost people were floating around the Indian Ocean spotting them with a spy satell...
Sociopaths tend to be more level-headed and mild tempered. They have an easier time blending into crowds and socializing with people. In a way they "mimic" the behavior of others and are capable of passing themselves off as "normal". Despite this feat sociopaths are generally reclusive and introverted. They are also mu...
Because of a company called Luxottica, they essentially have a monopoly wordwide. *Sorry not savy enough to attach source Because they're not large enough to reset a market of that size. Depending on the estimate you go by, there are close to 200 million people in the US who wear prescription eye-wear. It took WP four ...
First, I will make the assumption that you are somehow not dead due to the sheer amount of radiation passing through you. Maybe you're a ghost, idk. To understand this, we need to know what radiation is first. In the nucleus of an atom, we have neutrons and protons, held together by the Strong Nuclear Force. The number...
[This might help you]( URL_0 ). **Explanation** We're not entirely sure, but it seems to be that humans assume people are staring at them even when only presented with partial evidence. This was tested in an experiment by the University of Sydney, which noted that when not given sufficient cues, the subject would still...
When it hits the planet, there is so much energy it literally explodes. That's why there's a crater and nothing bigger than meteorite gravel left behind. Think about tossing a snowball at a wall.
When the water hits your taste buds, they are stimulated a little. The problem is they have been overloaded with sugar and acid, thus they are temporarily unable to *report* sugar and acid at that moment. Therefore they report the only thing left: alkaline (bitter) taste. Add that to the fact that most water has dissol...
There are people who tend to graveyards called "burial ground custodians" or "cemetery workers". They collect these things after a period of time and throw them away as garbage.
Well kind of. The moon pulls water around causing tides, so it's never really even. To answer your question though, fundamentally yes. No. And it surprises most people who think that water being a liquid finds a consistent level. There are two sea levels generally speaking, the global sea level, and the local sea level...
A/C uses a gas which is compressed, the heat is extracted from it using a coil and a fan, and then is allowed to expand, and it cools considerably, then a 2nd fan blows air through that coil which absorbs heat and cools the room air. Thats why the outside unit of an A/C system blows hot air, its cooling the compressed ...
Well, the main issue is that smoking ANYTHING is going to have its potential health risks. Even vaping, which doesn't produce actual smoke, can only really claim to be much better than the alternative. It hasn't been studied enough to know the long term effects, but anytime you're inhaling something like nicotine it's ...
2 reasons for this: 1. The fingers are generally wider near the knuckles than at the fingertips. 2. If you stroke one of your fingers with another from nail to knuckles, you will find that skin has more resistance when you're moving knuckle to fingertips than vice versa, mainly because there's more skin near the knuckl...
Men occasionally do it while shaving too. Moving the jaw out helps pull the skin on the cheeks and under the eyes tighter.
Technology. The smaller you can make the parts that store information, the more you can fit in one spot. For example, imagine using apples as a way to keep track of things when you're counting. Everytime you count up, you move one apple from a bucket on your left to a bucket on your right. Apples are really big, right?...
Well, gene editing in a grown person is still not really a well-developed technology. Things like CRISPR are usually done on cell cultures in petri dishes. A common procedure, lipfection, mostly looks like mixing clear liquids together with using a [pipette]( URL_1 ) and [microcentrifuge tubes]( URL_0 ) and adding it t...
they're tiny. and far away. the total mass of the asteroid belt is like 5% of our moon. and they're spread out over a much MUCH bigger area. our asteroid belt is not like the asteroid field in Empire Strikes Back. The Asteroid belt cannot combine due to Jupiter. Jupiter's gravity tears apart anything that gets too big....
Because Russia. Like it or not, NATO is primarily the Club of Countries the US Promises To Protect. Its ludicrously massive military is what everyone wants on their side. After Russia's adventures in the Crimea and Eastern Ukraine, there are suspicions within NATO that either Poland or the Baltics might suddenly find a...
What you feel as heat is not the temperature of the object, but how hot it's making *you*. This is why people can walk on hot coals - the coals are outrageously hot, but it takes them a while to transfer the heat -- so if you walk quickly, it's as if they're not hot at all. Similarly, metal left in the freezer isn't an...
To keep is simple.... (maybe overly so). The atoms aren't sitting there doing nothing. They're a bit like a rubber band stretched around a package. It looks like it's just sitting there, but in reality there is all this energy just waiting to get loose. To release it you have to overcome what's called [binding energy](...
It's just an easily-recognizable convention to indicate that "something goes here, and the name itself is not important, so you can avoid trying to determine whether the name is significant — it's not". "x" would be similar in some mathematics as the stock fill-in-the-blank. Once a convention is established, changing i...
Because you're a good boy, yes you are! who's a good boy? The same way you can't tickle yourself. Your body knows that you're going to feel exactly that sensation at exactly that position. When you get pleasurable, physical contact from other people, your body releases hormones like oxytocin and other chemicals that ma...
All sales taxes added at the register in the USA are local & state taxes. There is no national sales tax (though the Obama administration seems to want to impose one). The taxes are different from place to place, and can even be different in various parts of the same city/county. The taxes can also change slightly thro...
From the experience of a musician, it's always there. It never leaves. But then again, we want it there. There's no "Maybe if I complete the song instead of turning it off in between, it will stop." I guess we have to always make sure it's something we like. It can be bad though, like when you are talking to people. Th...
I'm pretty sure this has to do with quality of sleep not quantity. Sleeping for 8 hours but constantly waking up is no different than 5 or 6 hours of *good* sleep. It also depends on your circadian rhythm - which can change due to environmental factors/life changes and hormones. With that said I think if you're used to...
I could not find that idiom anywhere so I gotta ask: what do you mean with run hot or cold? Something biological? Hormones! Higher levels of T4 from your thyroid and cortisol from your adrenals help to regulate body temperature and cold tolerance. Everyone's pituitary regulated these slightly differently resulting in v...
Listen well, brother of the Path of Iron. Learn our sacred pantheon, that they may aid you on your way to greater gains. Brodin - The All-spotter, king of the gods. Guardian of all things and people swole. His altar is the sacred squat rack, and it is unholy heresy to perform bicep curls therein. Broseidon - Lord of th...
There is an aerator on the end of the tap that only works when there is good enough water pressure. It looks like a little mesh screen and the water will just flow around it and become a constant stream again at lower water pressures It depends on what's called the Reynolds Number, which can roughly tell us whether the...
Your brain does not taste, see, feel, hear,smell anything. Your brain is a blob of jelly in a cramped and dark skull. Your sensory organs (eyes, ears, nose, tongue, skin) convert stimuli originating from outside of your body such as light falling on your retina, pressure on your skin, odorant molecules from food being ...
Water [has both *cohesion* -- wants to stick to itself -- and *adhesion* -- wants to stick to other things]( URL_0 ). So, water is a fluid, and wants to stick to itself as a single object, which makes it somewhat slippery. But, it also wants to stick to you, and anything else it touches, on a small scale, It's how drop...
Because you can not "not move". Your muscles always need to work to keep the position you need your hand to stay at. So the more you try to keep your hand steady, the harder you try to compensate for the movement you see, but are not aware of. So you are constantly overcompensating. Try an experiment - get a full cup o...
Because your tongue is wet, and metal is extremely heat-conductive. So, the metal cools your saliva faster than your tongue can warm it up. At low enough temperatures, the saliva freezes to both the pole and tongue, so you're stuck. The only safe option for releasing the frozen saliva is to heat up the pole above freez...
They are not... They are needed for a $7/refill head shave. Try an old fashioned single blade: URL_0 So like everyone else is saying, if you haven't yet try using safety blades. "The Art of Shaving" is a decent in-person store for you to go to talk to someone. Most of their associates will actually tell you how to get ...
Cancer that originates in muscle does exist, but it's rare. They are called soft tissue sarcomas. About 3% of childhood cancer is rhabdomyosarcoma. In the US, that translates to about 350 cases per year. It's more common in children as they are rapidly growing, and it's the rapid growth of muscle makes it more common. ...
Here is a great article for this: URL_0 In short there are a total of 9 steps: * The president considers a nuclear strike * The president convenes a conference with military and civilian advisers in Washington, the consultation may last just 30 seconds. * The president decides to launch: Some advisers may try to change...
You immune system is doing this all the time, you're just not realizing it *precisely* because it does it so well. Not only it can eliminate bacterial, fungal and via infections, it also protects you against multicellular parasites and even kills potentially malignant cells so you don't develop cancer. Without it you'd...
Just NATO. They've been there forever. We've got bases all over the world. And everyone likes military bases. They bring some headaches (having a bunch of soldiers wandering around is like having a bunch of college kids wandering around: they get drunk, bored, and ornery), but they dump a *massive* amount of money into...
Muscle tension and involuntary clenching for hands/feet/anus can be caused by overstimulation. Too many stimuli are being processed by the brain and the body doesn't know how to react. Think about an infant. Overstimulation is a very real, yet overlooked problem, and the more the brain has to decipher the more a baby w...
If you're just saying it, from a layman perspective, both are subjective. They basically mean whatever you want (unless you're talking about dictionary definitions). Now if a psychiatrist or psychologist says "You are under a lot of stress" and "You are suffering from anxiety", then we're talking medical terms and in *...
It is less likely to happen, and "old age" in the wild is usually younger than in captivity, but there's absolutely no *rule* that says this can't happen. It is absolutely *possible* for an animal to die peacefully of old age in the wild. Note that I assumed you meant an *individual* animal, not an entire species. That...
once in a while, during reproduction, an error will happen that causes the dna of the new bacteria to be different from what it should be (without going much in dept), that "mutation" may cause a bacteria to have the right features to counter an antibiotic. now when you use that antibiotic, you will kill pretty much ev...
That's X Windows System, not Windows X System. It is also known as X11 or just X. X is basically the windowing system used by UNIX and UNIX-like operating systems. It's been around since 1984. Unlike more popular (nowadays) windowing systems like Microsoft Windows and Mac OS, X is just a basic framework. It provides a ...
This is just a hunch, but they just do not work. The only way to lose fat is to consume less calories than you burn through out the day. So you can eat the same but exercise more, consume less calories and don't exercise any more/less or a combination of eating less calories and exercising more. It really is that simpl...
There wasn't one person who "discovered" it. Humans would make fire, and sometimes the plants they would put on the fire would make them feel different. Then they just eventually inhaled it as we smoke it now. Also, there aren't just a handful of plants. You can smoke any kind of plant really. But we have narrowed it d...
Throwing up is fairly energy intensive and not something the body is terribly practiced at. Right before you throw up, your stomach and esophageal muscles start stealing circulation from other parts of the body like the legs and arms so they have enough energy to force everything out of your stomach, and this sudden dr...
1 - It's pretty simple. You create something like a US Treasury and sell it on the open market. 2 - Same way you pay off your loan, they pay the money back. 3 - Yes, interest is part of it though typically Governments can get much better interest rates than an individual.
They're much easier to peel if you immediately cool them off, as opposed to letting them sit in the hot water after turning off the stove. I know it's much easier to peel eggs if you hard boil them when they're a few weeks old. Hard boiling fresh eggs makes for difficult peeling. I'm not sure why this is, but my grandm...
We don't necessarily. We actually make very few assumptions about life outside of Earth, because we don't want those assumptions to bias our search. We just look at what's theoretically possible given our current understanding of chemistry and biology. We know that carbon based life can exist (example - earth) We know ...
Plant ash is also an incredible, fast-acting fertilizer as it's been broken down and ready for reabsorption. Sugar cane is burned to remove the outer leaves around the stalks before harvesting. when i was a pre-teen my family took a trip to Mexico and we attended a festival of lanterns. the ultimate goal was to have yo...
Hello fellow sufferer. Excema is a genetic disorder that is very similar to asthma. The way it was explained to me is that they're very similar in effect. Asthma causes swelling and irritation in the lung tissue, while excema causes the same swelling and irritation in the epidermis (outer layers of skin). The reason th...
This subject is controversial, as scientists who study the biology of phonetics do not use the terms "chest voice" or "head voice". There are four ways that your vocal cords can move to produce sound. These are called the four [vocal registers]( URL_1 ). **Vocal fry** is the lowest register. The vocal cords are pressed...
Guys, I don't know why I can't see comments on my own page. I'm getting notified that people are commenting but WTF? I Can't see them.
For its time, it has very advanced graphics capabilities. It also was one of the first PCs to multitask. It used to be that computers could only do one thing at a time. If you want to copy a file, that is all your computer would be doing until the copy was done.
[Recent studies suggest that flash isn't as harmful to art as was once believed]( URL_0 ), but the ban likely continues because it's tradition. Other than that, there are other reasons to ban flash. For one, it's a huge distraction to other visitors to constantly have flash going off in galleries. I also find that flas...
Early life. Of those with the potential for perfect pitch, those that develop it do because their environments provide for it. I saw a statistic that claimed 60% of the chinese students in a study met the criteria for absolute pitch whereas 14% of americans did. So far as I know, this was less to do with dramatically d...