84AskScience Panel of Scientists XVIII
272AskScience AMA Series: "I am Rhett Allain, physicist and technical consultant on Mythbusters and MacGyver. Ask me about the physics of pretty much anything!
144Ask Anything Wednesday - Biology, Chemistry, Neuroscience, Medicine, Psychology
128is it possible to move an object in circular motion using magnets?
37070Why is it that during winter it's not uncommon to have days with abnormally high temperature and summer-like weather, but in the summer it never drops to winter-like weather for a day?
69If capacitance increases as distance between plates decreases, why aren't there very small 1F capacitors?
53What triggers beta particles to form, and for what reason can they not penetrate substantially thick aluminium?
28What happens to the spin of an electron when it leaves a nucleus?
54If the moon was created from an impact with Earth, could there be “Earth rocks” deep within the Moon?
58Whats the truth about applying water to burns? Will cold water cause it to blister or stifle it? What about lukewarm water?
3Have animals been observed using facial expressions to communicate among themselves?
220If 2 people dislike the same food, are they then more likely to dislike other similar foods?
25If both the liver and the kidney are filtering organs, what are their different responsibilities? Are there other organs that perform similar functions?
14Why do martian rovers last so much longer than planned?
28Are there positions of a chess board that are impossible to achieve legally?
19Are there any materials that only allow radio waves to pass through in one direction?
1Why are the characteristic lines from X-Rays limited by a lower AND UPPER energy?
2How did chemists determine the structures of molecules before they had high power microscopes?
15Why does water make paper products translucent?
59Does the Mach Cone occurs only appears when crossing the 1 Mach speed or it can also appear later during the supersonic flight (> 1 Mach)?
3How exact do orbital speeds need to be so you don't fly off into space (too fast) or fall into the atmosphere (too slow)?
34What was going on in the science community when the first dinosaur bones were discovered? Did we realize early on what we were looking at? What was the attitude of the community towards the discovery?
6How are the eggs of birds formed and what is the process called? Are they formed to the size that they are eventually hatched?
10Is there a theoretical limit to how many protons an atom can contain?
6What physically happens inside a computer when it crashes or freezes?
22Could a planet with a highly eccentric orbit be tidally locked?
1How do scientists assess/prove the age of ancient foot prints?
13At what frequency does a repetitive sound become a solid sound?
550Can dogs observe and recognize aging in adult humans? Do they differentiate between young adult, middle-aged and elderly humans?
14Does the gravitational force of the sun and moon affect the atmosphere the same way it affects the tide? Is there an increase in oxygen during high tide/low tide?
0I was never able to tune a guitar using my ear. Yesterday i did it out of the blue without practice. What happened to my brain?
9Why are there so few species of mammals?
2Can an oil reservoir "blow out" on its own with no human interaction?
30Why don't the palms of our hands and the soles of our feet tan or burn?
3Is energy gain relative?
13Is it possible to trigger or "activate" a volcanic eruption?
2How uneven can London Dispersion Forces make an atom?
5Are there any known mutations in drosophila melanogaster that cause a phenotype of folded downward wings?
2If Earth were larger, would it move closer to the sun or farther away?
10Are blood bags usually sealed (in a vacuum)?
11012When does a mushroom die? When it's picked? When it's packaged? Refrigerated? Sliced? Digested?
14When you physically break or shatter a flash storage chip, to what degree is the data still readable from the fragments?
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What, if any, are the differences between a man-made vaccum and the vaccum of space?