Probing the Early Universe

Jan 14, 2024 ... Prior to this expansion the universe was very hot and dense. There are theories that it was infinite then since there seems to be several ... ... big bang cannot tell us what happened before 10-43 seconds, or for that matter, what happened before zero seconds—or why the laws of physics are what they are. Jan 27, 2023 ... There was the singularity or the pre big bang mass before the big bang. The mass of the singularity or the pre big bang mass was equal to say 99 ... Apr 21, 2022 ... ... what happened before the Big Bang. Essentially, they said, the universe has no boundary (beginning), just as there is no point north of the ... Jul 1, 2007 ... It is practically impossible to draw conclusions about fluctuations of the Universe before the Big Bang: the relevant parameter is suppressed by ... Until recently, scientists could only guess at what lay past the edge of space-time. However, as pioneering theoretical physicist Laura Mersini-Houghton ... 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 ... Aug 19, 2024 ... According to the once-popular idea of the cyclic (or oscillatory) Universe, the current expansion of space could one day revert into a ... 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. Jan 25, 2017 ... I talked about different ways the universe could have existed before the Big Bang, classifying models into four possibilities.