Recent content by shawn77

the gravity of falling bodies is also easy to understand with general relativity. imagine the rubber sheet that so many books give as a mental image. put the bowling ball in the middle, and roll the smaller ball around it. that's orbit with general relativity. but this time, don't roll it...

interesting question. there are many reasons, but the main reason for such would have to be inflation. at the moment of the big bang, the fundamental forces were unified, so the energy and spacetime around it could expand faster than light. this is a watered down version of the theory but it...