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Do alcohol, tobacco, caffeine fit in 'receptors'? | Yes and no, it depends on the drug. Some are structural analogs to neurotransmitters and some act on neurons and stimulate/inhibit release of neurotransmitters or their binding to receptors For example, nicotine is a structural analog of the neurotransmitter acetylcholine and binds nicotinic acetylcholine receptors in ... |
Would we have to brush our teeth if we consumed no sugar? | Yes, you would want to remove acids as well, as they also cause tooth problems. Brushing your teeth can also help remove pieces of food stuck in your teeth, which would otherwise rot. This is an area where flossing is helpful as well, which you should also do everyday. |
Why do people say "What is -----" on jeopardy | The guy who invented jeopardy was on the daily show once, and he explained it as follows. He said that jeopardy was one of the first attempts to have a real quiz show after the big quiz show scandals earlier in the 20th century. Those involved shows were the producers would give one of the contestants the answers in ad... |
Why do some people (like me) get really squirmish about things like Veins, the inner mechanics of Reproductive organs or blood and injections, etc ? | It sounds like you might be experiencing a vasovagal syncope, which is the mechanism that causes people to faint at the sight of blood. You get this because you are a wimp. No, actually this happens because of a nervous system malfunction. Rather than activating the sympathetic nervous system which would be the "fight-... |
Why did the english language rename other countries? Ex german=duetsch | Countries didn't always have the same borders as they do today and so some names come from the names of the people who lived there way back when and have become corrupted in different ways over time. Example: the Franca people led to the name France and Francaise. Different rules in different languages can explain how ... |
Why when you breathe out with an open mouth is the air warm, but if you purse your lips then the air is cold? | Its not cooler air, it just mixes with the surrounding air faster. Add that to the fact you are probably blowing onto your sweaty fingers or palm, the evaporation of the sweat makes you feel like its cooler. |
The rise, fall, and importance of the Byzantine Empire. | Since the Roman empire had lots of trouble - civil wars, plagues, barbarian invasions - it was divided into two parts, because it would have been impossible to administrate otherwise. After the western part collapsed and Rome was looted by barbarians, only the east part remained. Since the only remainder of Rome now ha... |
why toasted bread tastes different than regular bread | No. When you heat bread, chemical reactions take place on the surface of the bread that fundamentally change it. See the recent question about the Maillard reaction for a little more, if you want. |
Why is it that I see so many surfing videos that show surfers sitting out in the water with no waves? | Often we wait behind the waves to prepare, find a good wave or take a break. Then you move up and "drop into" the wave. Waves may come in sets of three for example and you want to ride the best one so you wait. Sometimes you wait a bit. |
Why is steam formed in a shower at 50 degrees Celsius? | Most people refer to visible water vapor as "steam," but technically it's not steam. Steam, by definition, is the gaseous state of water . When steam is released into air which is at normal temperatures, some of it condenses into the clouds which we CALL "steam" but that is still condensed water vapor, and not really s... |
Why are oil prices plummeting? What is OPEC and why are they not cutting production? | There are a lot of reasons why oil prices have dropped recently. One major one is a recession in places like China, and a surplus of extracted oil. OPEC is the organization of petroleum exporting countries. OPEC is group of a bunch of countries that work together to coordinate oil production. Why opec isn't simply cutt... |
How is glass made? | When sand is melted you get a hot liquid substance, then you can form it into shapes with special tools and when it cools you are left with glass. |
How exactly does my neighbors property effect my property value? | property value is just a guess at what an average consumer will be willing to pay. If you have a nice house, but it's surrounded by meth labs, no one will want to pay very much to buy it. |
Why is it that so many people remember how blue the sky was on 9/11? | The contrast was striking - over and over again, all day long, I remember people remarking on it - this massive and horrible event, on such an especially beautiful day. And certainly in NYC, most of us didn't go to or stay at work all day, either, so that may also contribute to our noting and remembering what a "nice" ... |
Why isn't "quantitative easing" money just given directly to taxpayers? | The Fed isn't there for the sake of taxpayers. It's there for the sake of banks and that kind of guy. |
How the IRS would tax the winner of the power ball for the foreseeable future | If you took it as a lump-sum prize they would tax you 350-400 mil as you say, but after that you wouldn't be taxed on it as income anymore because its already been taxed. It is not "income" just because you still have it next year, the only way it would continue to be taxed is if you invested it you would be taxed on c... |
How does the mouth deal with things hot enough to burn most other parts of the body? | If it's hot enough to burn other parts of the body, it'll burn your mouth, too. In fact it'll probably burn your mouth easier than other parts of the body. |
Why is bathroom water so much better than kitchen water? | Clearly because you are a dog. Really tho "Most people like to drink water that is very cold. In the bathroom, the water is often very cold because the person getting a drink first uses the water closet and flushes. This starts the flow of cold water. Then they wash their hands, which continues to flow the cold water. ... |
Why is allergy medicine so expensive? | A lot of the newer allergy drugs have a narrower focus than previous generations of allergy drugs. Benadryl is an antihistamine, but it affects the whole body system much more than more modern drugs. Drugs like Afrin can clear congestion, but at the expense of elevated blood pressure and tolerance buildup. Its effects ... |
Why is -3 not an applicable square root of 9? | The square root of 9 is ±3. The principal square root of 9 is 3. Usually you use the things that make sense. I don't understand your problem, but usually when solving problems like x^2 = 9 you write that |x| = 3 x = -3,3. This problem has 2 roots. Both of them satisfy the equation x^2 = 9.If 0 is inserted for X then it... |
Why is water transport so inefficient? Why can a mid-level car easily reach 200+kph, while you need a 1000+hp offshore boat to reach the same speed? | Essentially friction and surface area. I'm no expert but look how much of a boat/ship is actually making contact with the water, now look at how much surface area your tires on your car take up, a hell of a lot less. I'm not a smart man but there's my two cents. I'm sure someone will explain it better. |
Why is longitude measured in non-parallel lines coming from the poles instead of in parallel circles emanating from the Prime Meridian and IDL? | One of these ways is really easy and convenient for plotting a map and navigating. The other is really, really, really annoying. If you plotted the parallel circles on a flat map, you would get two sets of either concentric ellipses or circles depending on the projection you use, and you couldn't keep your East/West co... |
Why are beef hotdogs not brown? | Hotdogs contain sodium nitrate as part of their curing process. Nitrates make meat pink. In fact besides hot dogs they are the reason why corned beef is the color it is, and are commonly found in things like bacon, sausages, and other 'cured' meats. |
Slow charge vs fast charge overnight | It doesn't matter. It automatically regulates power supply to prevent anything from damaging the battery; for instance, when the phone reaches 100% it stops charging, and only starts charging when it falls below like 98%-95%. |
How Long Will The Worlds Population Continue To Increase? | **TL;DR - about 30 years.** Populations in most of Asia are stagnating. India is leveling out. Japan and most of Europe have *declining* populations. The US is leveling out. The only place left on Earth to experience a population boom is Africa. Scientists have predicted that Earth's population will plateau at about 9.... |
How can flight with a layover in Prague, be cheaper than booking a direct flight to Prague? | Airline prices are generally based solely off the origin and destination, and not anywhere in between. Pricing is a function of demand and competition. If there is high demand and little competition on flights from your city to Prague, prices will be high. If there is low demand and lots of competition from your city t... |
Why can't computer screens alter images for visually impaired people (glasses) to be clear? | Think about it this way. A normal person's eyes are like a funnel. Anything that gets poured into the funnel comes out in a tight stream. Someone with very bad eyesight has eyes like a colander. Even if you pour the exact same thing into the colander, you end up with a mess of random crap coming out the bottom. Glasses... |
What happens to the pieces of a sliver that break off and can't be removed and therefore stay under my skin? | Usually they work to the surface over time as new layers of skin grow from beneath. The human body is pretty amazing at ridding itself of foreign bodiesThey either dissolve and get absorbed or they eventually get pushed out. Remember that your skin is constantly growing out. Dead skin sloughs off and is replaced by new... |
Why are cats (and other animals) noses wet? | Because they often lick their noses. Think about how it smells when it rains. It's a pretty strong, distinct smell, isn't it? It isn't the smell of the rain that's sticking out - it's everything else. Moisture makes it easier to smell things we normally would have missed. With dogs and cats, it's the same exact thing .... |
Why did everyone get upset when the Pope called it The Armenian "Genocide"? | Because the Turks deny anything happened. 2 million Armenians just got "lost" in the shuffle after ww1/collapse of the Ottoman Empire Most everyone else isn't buying that storyNo one likes to be accused of "genocide", even historical genocide. Many Americans have been very upset when some Native American activists said... |
How does water get stuck in your ear? | Am I going crazy? OP asked why it happens and everyone is giving old wives tales about how to get the water out. One guy just went on a rant about not using Q-tips Anyway, to actually answer the question, it has to do with cohesion, aka surface tension. Little water droplets basically get into the small spaces on your ... |
how do fashion designers gain fame when they start out | You know how people always laugh at those really outlandish outfits at fashion shows that nobody would ever wear? That's how fashion designers get famous. They make unbelievable, over the top outfits to grab attention, then once they have it they use their renown to sell things people actually wear like jeans or t-shir... |
Why are coffee tables so low? | Most coffee tables are level with the sitting height of a couch or love seat. They are at a perfect height for resting your feet on them when your wife isn't home. |
If our brains use 50-70% of our total energy, will keeping it active result in fat loss/staying leaner? | Those are excessively high percentages, but yes there is some indication that tasking the brain will burn more energy.Not really. Our brains do not utilize fat well. They require more immediate energy sources, like sugar. > It is puzzling that hydrogen-rich fatty acids are used only poorly as fuel in the brain. [ ] Her... |
How do apps like WhatsApp and Snapchat work? | Yes, they need to have a central server. There are various technical reasons why phones can't communicate directly with each other - but the most obvious is that there needs to be a way of storing the message if the receiving phone is switched off. In WhatsApp, when you send a message, it displays one tick below the me... |
Why did this weekends reddit super story lose up votes over time? | I think people are starting to question the validity of the story. The live stream from the PI got a lot of people calling bullshit', "It's reddit's algorithms doing their thing.Mainly to prevent votebotters from seeing if their bots have been made ineffective. |
What was the possible cause of the dancing plague ,and considering the fact that this disease was referred to as a "mania", was it a physical or mental disorder? | Modern theories include group poisoning with a naturally occurring chemical that can grow in rotting grain, mass hysteria caused by recent problems in the area that had people afraid of starvation, and encouragement from the authorities who strangely thought that encouraging it would stop it. |
how did man figure out Wells? | It was just something that was learned over time. Someone found a spring. Then water stopped coming out of the spring. Someone then dug a little big to gind out where the water went and the spring started back up. After this happens a few times someone figured out to dig in the ground to find water.We don't know, wells... |
What considerations are taken into account when an establishment decides to sign with Coca-Cola vs. Pepsi for an exclusive supplier contract? | Generally three things: 1) Which drinks are more popular in that area, Coke or Pepsi ? 2) Are there any nearby restaurants that have an exclusive agreement with one company or the other within a certain range? 3) If the restaurant has a parent company, they may have an overall deal with one of the companies that pretty... |
Why are some traditional last names of certain descents (Indian, Greek, etc.) so long? | might wanna give some examples. but absent that i will talk on last names in general: in most cultures a last name is either their job, who they belonged to, the first name of their father, or just something they saw when they picked out their name. the first gives us names like smith, or carpenter, or barker, or baker... |
How does the ketogenic diet work, and do is actually cause more weight loss that low calorie? | Yes. Part of it is that when eating a ketogenic diet, the food you're eating is more filling becuase you've cut out starch and carbs. So people end up eating less calories anyway.Calories in / calories out is ultimately how all weight loss occurs, yes—with caveats such as "the calories you see listed on the label aren'... |
What is the difference between 2nd person point of view and 3rd person point of view? | I think 2nd person is where the narrator is aware of the reader and "speaks" to the reader, saying "you will love this" or "if you didn't know" ect. 3rd person is just an outside voice of the story/text, narrating what's happening in the textSecond Person talks to you directly, where third person narrates someone else.... |
Why is ketchup always watery when you first use it if you continually squirt the water out? | The heavy solid chunks gradually fall to the bottom of the bottle, leaving the watery part toward the top. |
- Why do the ads on youtube load immediately with awesome quality but then the video I actually want to watch won't load or takes forever to buffer? | The videos used for ads are stored on their own server locality in relation to your location. Since YouTube makes its money off of ads, they have to make sure the ads load. |
Why does green and blue light create yellow light, but yellow and blue paint create green paint? | What happens with combining light and combining pigment is two different things. Essentially, a color of light is made up of the color that you are seeing when it hits your eyes. Mixing another light into the first will make you see a combination of the two lights, which increases the brightness, and lightens the color... |
2 stroke vs 4 stroke engine | Four stroke- Suck, squeeze, bang, blow. Flow of air/fuel and exhaust controlled by valves. Two stroke- Suckbang, Squeezeblow. Flow of air/fuel/oil and exhaust gasses is typically controlled by ports in the cylinder wall, though IIRC there are valved two-strokes.A four stroke engine actively controls the air and fuel go... |
Why does the water in my bathtub always go down the drain in an anti-clockwise direction? | The short answer is: "no it doesn't!". Think of it like a long pole standing without support: In which direction does it fall? The answer is: That direction where it is slightly tilted already. The water in the sink works similar: it will go down in a direction based on a small amount of movement present in the water. ... |
Why does salt water soothe canker sores when adding salt to an open wound often makes it hurt more? | Salt and/or baking soda lower the acidity in your mouth which can help the canker sore to disappear sooner. |
Why do people with a stutter typically only have trouble with the first syllable of a word? | I suffered with a stutter. I was deaf until I was seven. The stutter isn't a problem of starting, it's a problem with fluidity. This problem just happens to show up at the git-go. |
Why do humans laugh? What physiological purpose does it serve and is there have an evolutionary reason behind laughter? | This is what I always think about when it comes to laughter. It's simple, a neat explanation, and it's Calvin and Hobbes so it's cool as shit. _URL_0_", 'The purpose of laughter is currently unknown, but there is some evidence it has evolutionary roots. Rats, for example, appear to "laugh" when tickled, but the sound i... |
Why are dogs so much more varied than cats? | Dogs can work for us, so we spent a lot more time and effort trying to breed specific characteristics. Sometimes these characteristics involve appearance as wellThis question [was asked just a couple of days ago], see if my answer there is good enough? |
Does anything actually stop a foreign army from invading a 'Neutral' country? | The same reason you already said: money. If any developed country gets invaded, other countries have everything to lose. Also, politics don't work that way in developed countries. Allies, treaties, UN. The UN might not do much, but the countries in the UN will have something to say about it. So, you can invade, but whe... |
What does the little ball inside a whistle do? | The ball inside the whistle is not necessary for the whistle to work but serves a purpose. A whistle without a ball has a flat tone that may get "lost". In an American Whistle the ball rises and falls as it is pushed around by the turbulence. When the ball moves within the chamber, it creates variations within the pitc... |
Why bad habits are so easy to start and good ones are so hard. | Most bad habits feel good instantly. Drinking, smoking, eating unhealthy food, drugs, whatever. That's not really the case with something like saving extra money or eating a more bland and healthy meal. The payoff for things like that are weeks/months away. Exercise is easy to start imo, provided you aren't very out of... |
Why is illegal immigration such a big deal? | Here's a test for you: Next time you leave your house, leave the door unlocked. Then, let people know your door is unlocked. Then, come back and see what your house is like a few hours later. |
Why are there so much rape in India? | Yer not alone in askin', and kind strangers have explained: 1. [ELI5: Why there seems to be so much rape in India ]1. [ELI5: Why is there so much gang raping in India? ]1. [ELI5: Why are there so many men raping women in india? ]1. [ELI5 INDIA: Why is there so much rape in India????? ]1. [ELI5: Why is rape so common in... |
Do service dogs know that they are helping? | They know they are doing what they are trained to do, and they know they get rewarded for it. I don't think that the concept of "helpful" is really fleshed out in a dog - they don't really understand those concepts like we do - but it doesn't really matter if they understand it. They do it, and it makes them happy .Sim... |
Why most eggs in the nature have an eleptic form? | Because it's the sturdiest structure an egg can have, and all species that lay eggs that developed this trait for eggs had their eggs survive til hatching, thereby drastically increasing the number of surviving members of that species to go on to lay elliptical eggs. |
Why is it I can perceive light better in my peripheral vision? | This is due to the distribution of the photoreceptors in the retina . There are two types of receptors, cones and rods. Cones have color vision, but low sensitivity to light levels, whereas rods only "see" black and white, but are very sensitive to changes in light levels. Now look at this image: _URL_0_ It maps the re... |
What causes the "zoom-in" feeling late at night, making it look like your room is 1/10th its size? | I have posted this before Alice in wonderland syndrome. I'm not sure my exact age at the time but I was around 9 or 10. I was laying stomach down on the brown velvety living room couch facing out with my left cheek to couch. Must have been attempting to nap. I was staring at the opposite wall where the room corner meet... |
Why did the Panda species let their genes deteriorate until this bad and how are they still not extinct? | Because they have no natural predators and fill a niche which no other organism is really competing for, it makes sense to me that their senses might deteriorate over time. If a species doesn't need something in order to continue reproducing effectively, then expending energy to develop and use it becomes a waste and i... |
Are infant deaths in hot cars on the rise, or is it this summer's "shark attack" news? | It's getting a lot of airplay this summer, most likely in the wake of one such fatality that [prosecutors think was intentional].Most news events that seem to increase in frequency are "shark attack news". The same is true with shootings. There is an exceptionally tragic shooting like the one at Sandy Hook and then any... |
How do our bodies know to wake up right before an alarm or right before a bus/train stop? | So your brain has lots of nerves all smashed together in the center of you brain called the suprachiasmatic nucleus. It's a very accurate clock inside your brain! We naturally look for patterns all the time and so does the nucleus. So when you get in a pattern of sleeping and waking up at the same time the nucleus at t... |
Scott Kelly returned to earth today. How was he able to return to earth, and land in Kazakstan, by just floating in a space craft with a parachute? | The International Space Station is in orbit around the earth. It's affected by gravity, but because it's moving "sideways", it doesn't hit the earth--it "misses" and just keeps going in circles around it. You can only do this when you're going very fast. To de-orbit and eventually land, you need to slow down. You do th... |
Why are there so many claims of paranormal activities by people yet there had never been any evidence to support their claims ever in history. | 1. Because they're nice ideas. We die but we become ghosts, so it's a little like not dying at all, which terrifies us. 2. Because there are things we can't explain - like why do we sometimes get the chills explaining things that until very recently were inexplicable). Because we're inquisitive and intelligent creature... |
Whats the difference between theoretical physics and philosophy? | Science asks "how" and philosophy asks "why." Essentially the scientists make observations, and construct theories to explain how the laws of nature interact, what those laws are, and how that explains the observations. The philosopher looks at the scientists\' work and asks, why are the laws of physics the way they ar... |
Do those phone apps that say they can save power actually do anything? | generally no. If you take a look at what your smartphone uses the lion share of its battery for its the screen . The easiest way for most smartphone users to extend their battery life is just to keep their screen brightness down and set short timeout for the screen after that the phone will spend most of the remaining ... |
How does Winrar get companies to pay for it when they could do exactly what we are doing? | Why does anyone still use WinRAR when we could all just use 7-zip?', "WinRAR's license specifically allows you to keep trying it as long as you're merely an individual; however, if you're a company, you have to buy a license or you risk huge liability if caught, and since the software is so consistent in nagging, nobod... |
When Windows first loads and everything is going extremely slowly for several minutes but task manager doesn't show anything taking up much CPU or RAM, what the hell is it doing? | Look at your I/O , most of the time, that is what is slowing down your windows startup the most. That's why so many people buy SSDs, they are much faster than regular hard drives . |
How do completely deaf people know what is being said after their cochlear implant is turned on? | I had a had a friend growing up that was deaf and got a cochlear implant in second grade. She was out of school for a week afterwards but once she came back she could understand everything I said extremely well. Even if she couldn't see my lips she could easily understand me. She could already speak, sign, and read lip... |
In this advance of Information Technology, why we still rely solely on blackbox? | We don't rely solely on the black box. It is, as you suggest, a last resort. Modern aircraft broadcast their position, elevation, heading, and air speed almost continuously, and this information is made available in real-time or nearly so . Unfortunately, in a situation where any of this is needed, is one where things ... |
What makes super powers impossible? | Most super powers violate the laws of physics. That's what makes them so "super", and it's also what makes them impossible. If there were possible, like the James Bond or Batman stuff, they wouldn't be super powers but just cool gadgets. |
Why do couples that are having trouble getting pregnant want a biological child so much when there are many children in need of adoption? | It is the innate human drive to carry on the individuals own genetic heritage. If you adopt, you and your partners DNA is not passed to future generations. This also plays into an individuals want/need to be genetically immortal via its offspring.This is a complex issue, but the short answer is biology, sentimentality,... |
Why do people find PDA uncomfortable? | Swapping mouth juices is kinda gross. Other forms of PDA are less gross, but still can be pretty gross, especially if the two people are ALL OVER each other. Also, sometimes envy or jealousy play into it. Also, sometimes certain pairings of people/genders make people uncomfortable.As far as I understand, it's a cultura... |
Where exactly does money from paid bails go to? | If you show up for your trial, you get the money back. If you don't show up for your trial, it goes into the general fund for the courts. |
How (if at all) would the extinction of flies and/or mosquitoes affect the course of nature? | An interesting question. Like you said in the description, it would make our lives happier. Firstly, there would be no Malaria being spread by Mosquitoes in third world countries, so, going back to your original point, less people will die and therefore more people will be happy. Moving onto flies. When flies land on y... |
Is alcoholism hereditary? If so, how? | Alcoholism isn't hereditary so much as there is a gene that cause one to be prone to addiction. My dad was an alcoholic I never was, but i am a recovering meth addict. I have been clean for 4 years", 'Yes and no. What is hereditary is a *predisposition*, like with so much in genetics. It's rarely a full trait that you ... |
Why do people tend to get colds during the winter months, but not the summer months? | Not exactly the cold, but there are some theories around flu transmission. Essentially the cold weather is believed to help the virus survive longer outside the host, while the lower humidity levels often found during winter may aid in aerosol transmission. Lower humidity also dries out the mucus membranes, possibly ma... |
How has Magic Johnson been able to live so long with HIV? | HAART therapy combines a whole load of drugs that can reduce the rate at which HIV becomes aids. They target things like how the viruses genetic material becomes DNA, it can prevent binding of the virus to human cells, it can stop viral DNA from being integrated with our DNA so the building blocks of viruses can't be m... |
The difference between Coca-Cola, Diet Coke, Coke Life. | Coca Cola uses lots of sugar, and hence has lots of calories Diet Coke replaces the sugar with sweeteners such as aspartame, which are calorie-free. Therefore the drink is calorie-free. Some people think aspartame is unnatural and therefore like to avoid it. So they introduced Coke Life, which uses Stevia as a sweetene... |
why is there still royalty in England | Just to clarify, in the UK at present, we don't have a King, we have the Queen and her consort, the prince. As doc_daneeka touched on, the Queen has an important role, although essentially ceremonial, in our parliamentary constitutional monarchy system as the head of state. It's not a great comparison given the Queen n... |
Why do different objects release different sounds when banged or tapped on? | Because different materials have different makeups, crystaline or non-crystaline structures, densities, volumes, masses and chemical makeups. Sound travels through an item based on all of these objectives, and the sound that you hear from an impact varies greatly between dropping a bowling ball, and a ball-point pen. G... |
What does checking/unchecking "Treat as an alias" do in gmail? | When you add an email account to your gmail, you can send and receive messages as that email address. However, this can cause some issues when sending and receiving between your Gmail account and your Alternate account: 1. If you send an email to yourself , that message will show up in both your Sent folder and your In... |
When our pupils dilate, where does the surrounding iris retreat to if it's outer diameter doesn't change? | There is a pupillary sphincter muscle that surrounds the pupil. It is this muscle constricting or relaxing that causes the pupil to constrict or dilate. The only part of the iris that moves is the part that is involved with the muscle.Look at a [close-up image] of an iris and you'll see that it's composed of many folde... |
How does the heart receives blod for its cells, I know it is a pump, and it seems inneficient to use the one it is pumping | The heart pumps blood out to the aorta. From there, some of the blood actually routes back to the heart via 3 major arteries. If any of these 3 get blocked, that is a heart attack. I'm not sure what you mean by inefficient to use the one it's pumping |
Why were pants mainly for men and skirts for women back in the olden days? | First off, many cultures around the world don't have this distinction - men and women in skirts is normal and they wouldn't understand the fuss. For the western world, trousers came about for practical reasons - they're easier to ride horses with is a big one. Women have kept skirts and dresses as western attitudes on ... |
If 0.1 amps can be lethal to a human, then why don't I die when touching the contacts of a phone battery, which is 3.8 V and 1500-3200 mA? | When you touch the contacts of a battery, the current that flows through your body is governed by [Ohms law]. Because your body, and in particular your skin, has a high electrical resitance, the current that results from a 3.8 Volt potential difference is in the range of micro Amperes, which typically will not register... |
The universe either started at one point, or has always been there. How are either possible? | > Point 1 seems illogical- it begs the question "what allowed the universe into being" You are approaching this from a standpoint of absolute reliance on causality. Our brains are wired and designed to think of everything in terms of cause and effect - if there is an effect then we assume there must be a cause. And ind... |
How does the UN General Assembly enforce its decisions? | It doesn't. The power to enforce UN resolutions belongs to the UN Security Council, and any of the 5 permanent members can veto any action the security council might take. |
What causes internet outages? | From my personal experience as an internet tech support rep, there are several things that could go wrong. It could be a hardware issue at the central office, or hardware issue in one of the internet boxes for your neighbourhood , it could be the wiring running to your house, copper or fiber, being broken or worn down,... |
Why does the USA send billions of dollars to other countries when it's public schools are broke, healthcare is hurting, and infrastructure is crumbling? | Because humanity is important as a whole. We might have crumbled roads, but some places have none.It doesn't. The US spends less than 1% of the national budget on foreign aid. _URL_0_ |
What was Hitlers final goal? Was it to conquer all of Europe or just prove that Germany is a superpower not to be dealt with? | More than anything, Nazi Germany wanted space, or "living room" to expand the German culture, heritage, and power. From a practical perspective this meant controlling continental Europe, North Africa, the Caucuses, and Western Russia. All under a single *German* state. This would allow Germany, and Germans plenty of re... |
How do ATMs always dispense the crispiest of bills? Even if the bills are years old. | They can dispense nice-looking bills because that's what they are filled with. ATMs are filled with money that comes from the bank, and the banks remove worn and damaged bills from circulation. |
People who can see other people's aura's. | Little mix of crazy, too much pot, and some scammers in the mix as wellThe Amazing Randi has done experiments with people who claim to read auras. The best one is having the person introduced to 10 random people and describing their aura then having the people stand behind a curtain and having the person identify each ... |
Can jury nullification work the other way too? As in, is it possible for a jury to purposely convict a provingly innocent person resulting in a legal conviction? | No, not in the same way. When a jury rules a man innocent despite the evidence against him, the state can't do anything about it. The Constitution protects him from being tried again for the same crime. That is what creates the institution of "jury nullification"--the acquittal can't be second-guessed. But when a jury ... |
Why did the Nazis house Jews and other minorities in concentration camps instead of simply killing them? | Nazis housed them for experiments as well as free labor. Many camps also contained political prisoners or intellectuals that they could exploit for information. This also ties in with the Final Solution, by gathering these undesirables, it made it easier for the Nazi's to systematically execute all of them. They'd use ... |
Why does Israel spy on the US? | Everyone spies on everyone as much as they are able if they are smart. Making decisions requires information. If you don't have correct information then you are less capable of making the right decisions. Therefore if you value making the right decisions then you must also value pursuing accurate information, even if t... |
How come some comments change when I upvote them? | I think it is because if somebody alters the comment after you've loaded the page, the moment you vote it is selectively updated by javascript in the browser in order to get the vote counted right. |
Why do fruits and vegetables always feel cold, even when they should be room temperature? | How cold things feel to the touch is a reflection of their ability to conduct heat. Items which are better heat conductors will feel colder, whereas items that don't conduct heat well, will feel less cold. Put a glass cup, a plastic cup, and a metal cup on your counter and let them all come to room temperature. The met... |
Why does a bike balance while its moving? | Bikes use multiple things that keep the bike up and prevent it from going left to right a lot. The way the front wheel is build it makes the bike turn when you drop towards a side. Now the bike went from falling to turning. And while turning the centrifugal force starts to push you back up. What could happen is that yo... |
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