It is called a theory because that is precisely what it is. It is not called a theory because it 'isn't real'. Evidence is still coming in, and over the next few generations there will be a more...
in big bang theory the particles will just move away outside. while in big bounce, a stage will come when all the particles once again will form singularity as the result of big crunch. that's what i...
It's sort of the other end of time equivalent. IF (and only if) the mass of the universe is great enough to overcome the outward velocity of the galaxies (and everything else) so that the expansion...