What do you think is the best way to position solar panels on a car - angled or flat? (1 comment)

Is it better to do a degree in theoretical physics, or to do a degree in regular physics and specialise later? (1 comment)

What exactly are gravitational waves, and how do they arise? Why are there different frequencies, and what about the (1 comment)

Does the detector at CERN detect signals across two or three dimensions? Why? (1 comment)

If you had two spheres of the same diameter and total mass, but one was hollow and the other was not, which would (1 comment)