according to the BB theory, in the first millionth of a second the universe expanded at a rate many times greater than the speed of light, apparently it was able to do this because of the lack of phsical laws, if this is true how do we know that a millionth of a second was in fact a millionth of...
hi every body, I'm new here abouts
i have a question that has been puzzling me...
if a flash of light was 'let off' in a mirrored sphere, how long would the light be there for? would it be forever reflected internally? if not why not? would you be able to crack open the ball some time...