The End of Inflation

By most popular accounts, the universe started with a bang some 13.8 billion years ago. But what happened before the Big Bang? And how do we know it happened at ... Mar 31, 2020 ... Understanding how the universe began has been a goal for scientists, philosophers, and theologians for millennia. ... 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. 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 ... Mar 5, 2018 ... ... what happened before the universe came into existence. While it is a ... events before the Big Bang. Hawking's theory lies upon the ... Until recently, scientists could only guess at what lay past the edge of space-time. However, as pioneering theoretical physicist Laura Mersini-Houghton ... one may meaningfully ask what happened before the bang. Also philosophers have questioned the implications that big bang cosmology may have for time's beginning ... This episode of the science series explores a dizzying world of cosmic bounces, rips and multiple universes, and finds out what happened before the big bang. Apr 21, 2020 ... One of the earliest string theory notions is the "ekpyrotic" universe, which comes from the Greek word for "conflagration," or fire. In this ... Apr 6, 2023 ... ... before events, because how did we get from nothing to infinitely dense from immeasurably small to inconceivably immense. But before we get ...