Warped Extra Dimensions

Apr 17, 2019 ... It's possible that before the Big Bang, the universe was an infinite stretch of an ultrahot, dense material, persisting in a steady state until, ... What was before the Big Bang? And how do we know it happened? Let BBC Science Focus give you the low down on the birth of The Universe. Until recently, scientists could only guess at what lay past the edge of space-time. However, as pioneering theoretical physicist Laura Mersini-Houghton ... Oct 22, 2019 ... It might arise from a pre-existing state that does have a singularity, it might have existed in its inflationary form forever, or the Universe ... May 31, 2024 ... No experiment has yet been devised that can observe what happened before inflation. However, mathematicians can sketch out some possible ... Events before the Big Bang, are simply not defined, because there's no way one could measure what happened at them. This kind of beginning to the universe, and ... Aug 26, 2018 ... ... big bang is, argue: “Well, can you tell me what happened 10 seconds before the Big Bang?” “What caused it? Something must have caused it ... Mar 14, 2019 ... Around 13.7 billion years ago, our Universe sprang into existence, but what was around before the Big Bang? In an episode of Star Talk ... Apr 8, 2011 ... Not knowing what came before the Big Bang doesn't stop physicists from theorizing. In the eternal inflation scenario, the known universe bubbled out of a ... Aug 27, 2022 ... It's like the alphabet soup of physics. And before that? We don't know. We don't know because we have never tested what matter does at energy ...