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"Does the craving of different foods at different times have to do with what nutrients your body is currently in need of (protein vs carbs for example)?"
askscience
"How does something as temporary as a human footprint get preserved for more than 10,000 years?"
askscience
"If the Earth was a giant eyeball, how far would it be able to see into space? Would it outperform modern telescopes?"
askscience
"Between foam, liquid, or bar, what is the best type of soap for handwashing?"
askscience
"How close would you have to get to the sun for the vacuum of space to be at room temperature?"
askscience
"If ocean water had a higher viscosity, would wave size be affected?"
askscience
"If you are in water right underneath the moon and the moon is at it's closest, do you float better than other places on earth?"
askscience
"Is there a physiological basis to the change in food tastes/preferences as you grow up?"
askscience
"Why do physicists continue to treat gravity as a fundamental force when we know it's not a true force but rather the result of the curvature of space-time?"
askscience
"How is nerve damage repaired? Is there a way to tell if nerves are permanently damaged?"
askscience
"If identical twins have the exact same DNA, why do they often look slightly different than one another?"
askscience
"AskScience AMA Series: I am Jonathan Berman, author of the forthcoming "Antivaxxers: How To Challenge A Misinformed Movement" from MIT press, former co-chair of the March for Science, and a renal physiologist, AMA!"
askscience
"How do we measure the height of mountains on planets with no sea level?"
askscience
"Why do some viruses, such as influenza, quickly mutate (thus require different vaccinations annually), but other viruses, such as smallpox seem to barely mutate at all (or at least much more slowly)?"
askscience
"Do plants receive a measureable amount of energy from starlight other than the Sun, versus if they were in total darkness?"
askscience
"Do (fighter) airplanes really have an onboard system that warns if someone is target locking it, as computer games and movies make us believe? And if so, how does it work?"
askscience
"Why are there many different types of fuel (87, 93, diesel) and why can certain machines take only one type?"
askscience
"Are there types of cancer that are rising in incidence and that are unrelated to smoking/drinking/sun/old age?"
askscience
"Is a spider's vision stitched together like ours?"
askscience
"If someone gets a blood transfusion, wouldn’t they have a mishmash of genetic material appear in a DNA test?"
askscience
"What would the horizon look like if you were standing on an infinitely stretching and perfectly flat plane?"
askscience
"How did ancient people keep stored water supplies such as cisterns safe to drink?"
askscience
"Are we aware of any linguistic differences between the Korean spoken in North and South Korea that have developed since the end of the Korean War?"
askscience
"the ISS is a pretty well closed system. Every astronaut has brought their own microbiome, do we know anything about what they leave behind and what survives?"
askscience
"Has there been a higher peak than Mt. Everest on Earth throughout its history?"
askscience
"The Earth has a mass of 6*10^24 kg. How did scientists figure that one out?"
askscience
"Why does a woman’s risk of having a baby with Down Syndrome increase with her age, when women are born with all the eggs they will ever ovulate?"
askscience
"The oxygen level rise to 30% in the carboniferous period and is now 21%. What happened to the extra oxygen?"
askscience
"Why is a swab required to be inserted deep into your nasal cavity to determine a positive or negative covid case, yet it can be spread merely by speaking too close to somebody?"
askscience
"Why don't we ever sneeze while sleeping?"
askscience
"There are lots of well-characterised genetic conditions in humans, are there any rare mutations that confer an advantage?"
askscience
"Why don’t starch and cellulose taste sweet like sugars, although they’re polymers of sugars?"
askscience
"Is there any evidence that pricing a product at, say, 9.99, results in a higher volume of sales than pricing the same product at 10.00?"
askscience
"Why don't we take blood from dead people?"
askscience
"What is happening when we randomly lose slight hearing in one ear and hear a loud ringing sound in it for a few seconds before the ringing fades away?"
askscience
"Why does running ice cold water on my hands not feel as bad as running it on any other part of my body?"
askscience
"Bird Flu, Swine flu exist and has been past to humans. How come we never have canine or feline flu, despite our close contact to those animals?"
askscience
"According to the last episode of Chernobyl, there is still a man buried inside reactor 4. Would his body have decomposed normally or would the excessive radiation not allow for any substantial bacterial activity?"
askscience
"Is it possible to create a contagious Vaccine?"
askscience
"What has made solar energy so much more expensive in the past, and what developments are most important to further reduce the cost in the future?"
askscience
"Is there any kind of an upper limit for how many planets can be in a solar system? I assume that there are plenty of systems with zero, but are there others with hundreds or thousands, or is there some kind of clear maximum?"
askscience
"I get that crack is the free base of cocaine chemically, but why does that make it smokable and more powerful?"
askscience
"Im wondering as to why all the Birds ,Insects and Fish were very large back in the mesozoic age compared to what they are now?"
askscience
"How did a population of landlocked seals manage to establish itself in lake Baikal, of all places, at an altitude of 450 m and several hundred kilometers from the Nearest coastline???"
askscience
"Moon is in goldilocks zone but barren, what other criterions would declare a planet habitable?"
askscience
"Windows 10 says pins are safer than passwords how can this be when passwords have more combinations?"
askscience
"Were cyclones more powerful when the Earth was covered in superoceans?"
askscience
"Why is myopia common in young adults, when (I assume) this would have been a serious disadvantage when we were hunter gatherers?"
askscience
"How many times has the average drop of water been through an animal kidney in the history of Earth?"
askscience
"How much do children's foreign language shows like Dora The Explorer actually help a viewer learn another language?"
askscience
"Does electricity effect water freezing?"
askscience
"Can insects/spiders get obese?"
askscience
"Is it possible to get eye damage, or even a sunburn, from the moon's light?"
askscience
"Does gravity have a range or speed?"
askscience
"Why can online videos load multiple high definition images faster than some websites load single images?"
askscience
"Why couldn't we breathe in a pure oxygen environment?"
askscience
"Is there any part in the body that cannot get cancer?"
askscience
"How does Venus retain such a thick atmosphere despite having no magnetic field and being located so close to the sun?"
askscience
"What happens in the brain in the moments following the transition between trying to fall asleep and actually sleeping?"
askscience
"Will the rings of Saturn eventually become a moon?"
askscience
"How come teeth move back to their original positions if you stop wearing braces?"
askscience
"What is the velocity of the edge of a bubble as it is "popping"?"
askscience
"Why do many materials, such as rock and wood, appear darker when wet?"
askscience
"Will a transplanted body part keep its original DNA or slowly change to the hosts DNA as cells die and are replaced?"
askscience
"Why do ice cubes crack when liquid is poured over them?"
askscience
"If it takes less energy to boil water at higher altitudes, are there any variable that change the freezing point of water?"
askscience
"If numbers can be infinitely large, can they also be infinitely small?"
askscience
"When a storm like Irma is at sea, what's happening below the surface?"
askscience
"What is random about Random Access Memory (RAM)?"
askscience
"If stars are able to create heavier elements through extreme heat and pressure, then why didn't the Big Bang create those same elements when its conditions are even more extreme than the conditions of any star?"
askscience
"Why is the Liver one of the only organs that grows back when most of it is removed?"
askscience
"AskScience AMA Series: I'm Dr. Kaeli Swift, and I research corvid behavior, from funerals to grudges to other feats of intellect. Ask me anything!"
askscience
"Over time do nuclear warheads become less powerful?"
askscience
"Polio has been detected in London's water. Where did it come from?"
askscience
"Does every man produce close to 50/50 X/Y sperm, or do some have a heavy bias?"
askscience
"Do microwaves interfere with WiFi signals? If so, how?"
askscience
"If bacteria have evolved penicillin resistance, why can’t we help penicillin to evolve new antibiotics?"
askscience
"In snowy mountain areas, avalanches occur, we all know this, but does the same happen in the desert on high dunes?"
askscience
"Why doesn’t our moon rotate, and what would happen if it started rotating suddenly?"
askscience
"Are there any trinary stars systems?"
askscience
"How do we take pictures of our galaxy if we are in our galaxy?"
askscience
"How do we know that Covid-19 vaccines won't teach our immune system to attack our own ACE2 enzymes?"
askscience
"COVID SILVER LINING - Will the recent success of Covid mRNA vaccines translate to success for other viruses/diseases?!? e.g. HIV, HSV, Malaria, etc."
askscience
"If a person left Earth and were to travel in a straight line, would the chance of them hitting a star closer to 0% or 100%?"
askscience
"Ice burns make no sense to me on a molecular level. Your skin cells are damaged because they came in contact with molecules that move too slowly?"
askscience
"Are there stars so hot they would appear black to the human eye?"
askscience
"Humans have a wide range of vision issues, and many require corrective lenses. How does the vision of different individuals in other species vary, and how do they handle having poor vision since corrective lenses are not an option?"
askscience
"When a woman is pregnant does the baby follow the same sleeping patterns as the mother? Or can they have 2 separate sleeping patterns?"
askscience
"What is the advantage of Iris vs Slit eyes?"
askscience
"Is everything that we know about black holes theoretical?"
askscience
"Why can the Golden Ratio be found all over nature?"
askscience
"Are there gemstones on the moon?"
askscience
"Besides lightning, what are some ways that fire can occur naturally on Earth?"
askscience
"How rabies virus affect almost every hot-blooded species on Earth while other viruses usually unique for one or few species?"
askscience
"Do geese belong to individual flocks, or can they just join up with whatever flock is headed in the right direction?"
askscience
"Does each percent of your phone battery last the same amount of time or does it drain faster as it approaches 0%?"
askscience
"What were the oceanic winds and currents like when the earth's continents were Pangea?"
askscience
"Since there isn't any resistance in space, is reaching lightspeed possible?"
askscience
"Why didn't the H1N1 Pandemic affect the world as much as COVID-19 did and still is affecting it massively?"
askscience
"What is the environmental impact of air conditioning?"
askscience