What would happen if there was a supernova explosion near a black hole ? Would it just sit there and absorb all the energy incident on it ? Or would it simply vaporize into elementary particles ? And if it does vaporize, could the remnants give us a clue as to the quantum state of matter inside...
According to special relativity, for an object (say a photon) moving at the the speed of light, the time taken to travel any distance relative to itself is essentially zero. So in a way, can't it be said that light exists simultaneously in all places ? Or ultimately, does light move at all or...