375AskScience Panel of Scientists XVII
9377Help us fight for net neutrality!
10979From my kid: Can you put a marshmallow on a stick out into space and roast it with the sun?
3360Hein et al (2017) have explored scenarios for sending a spacecraft to the recently confirmed interstellar asteroid "Oumuamua". What payloads and capabilities would we wish to prioritize on the exploration of this strange and peculiar object?
24On my bike: is it more efficient to pedal fast in a low gear or slower in a high gear?
8Is deep-earth nuclear fission heating the Earth's interior?
4What exactly is the Van Allen radiation belt?
5How are doctors able to determine genetic abnormality in a fetus, by testing the mother’s blood?
4Ask Anything Wednesday - Engineering, Mathematics, Computer Science
6Why can't powerbanks charge while being charged?
7How does restricting Internet work?
5Can blue light cause cancer? What about UVA? Where is the threshold?
8How, or why, do refraction and dispersion occur?
4Is it a coincidence that the moons rotation around its axis matches the duration for its revolution around the earth? Or is there some scientific explanation on how these aligned in such a fashion?
2Are all prime numbers smaller than the biggest prime number discovered?
1Are electrostatic interactions photon-mediated?
22Why are radio waves and microwaves more damaging to the human body than light waves?
2How does your body heal cuts?
12In my Psychology textbook it says that cortisol (a result of stress) reduces telomerase activity, therefore speeding up the aging process, however, I know that exercise also releases cortisol, yet is known to combat aging - how?
1Why children with adenoditis fall behind in their neurophychiatric development and do they recover in that aspect after the inflammation is gone?
1Why does the index of refraction of water change with temperature?
2I measured an imaginary component of Earth's magnetic field?
14Why do planets orbit in planes?
3Why don't electrons in a superconductor radiate away their energy?
2Why does water behave like a mirror?
1Do cephalopods control their camouflage consciously, if yes how exactly can an animals thought's change it's cells?
109Why does the infinite series 1/n diverge?
1How do they know 'Oumuamua is elongated vs of assymetric albedo? (Bonus Question: Is the assumed rotation stable?)
4Why do antiparticles go back in time? For example, when using Feynman diagrams.
15Do we create memories of every single event that happens to us?
1Which is more biologically dangerous, X-rays or Gamma rays?
8Can dogs, in theory, talk?
1Is there any specific unit or measurement system for poisoning levels in general?
7Do people with bionic limbs still experience phantom pain?
323Why, when you are paralyzed from the neck down, are your involentary organs not paralyzed as well?
5How is voltage created in a battery cell and how is it maintained at a ~constant value throughout its life/usage?
4067Why are solar-powered turbines engines not used residentially instead of solar panels?
0Why don't the absorption lines and emission lines in stars cancel out?
5why can't crystalline solids bond back together after cracking apart?
38Is attraction caused by us wanting to reproduce with peoole with better genetics in areas we lack?
1What is "Reduced Iron" found as an ingredient in food?