Singularity

Space Collapsing stars could form gravastars instead of black holes

A new relativity model shows how a collapsing star could halt just short of becoming a black hole.

Space The physics of no return: What actually happens if you get pulled into a black hole Joseph Shavit

Space Universe predicted to end in 20 billion years with a ‘Big Crunch’

Space New quantum gravity discovery could unite quantum mechanics and relativity