Did the Big Bang take place inside a black hole?

Did the Big Bang take place inside a black hole?

The Big Bang is often described as the explosive birth of the universe – a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all? What if our universe emerged from something else – something more familiar and radical at the same time? In a new paper, published in Physical Review D (full preprint here), my colleagues and I propose a striking alternative. Our calculations suggest the Big B…

Was the Big Bang the End of Something Else?

Future Space What if everything we know about the beginning… is actually the middle of a much bigger story? The Big Bang—the moment we were all told was the birth of time, space, and everything—may not be the origin at all. It might just be the first visible frame of a far older, deeper, andFuture Space What if everything we know about the beginning… is actually the middle of a much bigger story? The Big Bang—the moment we were all told was the …