Dark Matter's Role

Until recently, scientists could only guess at what lay past the edge of space-time. However, as pioneering theoretical physicist Laura Mersini-Houghton ... 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 ... Apr 30, 2019 ... Professor Avi Loeb of the Harvard-Smithsonian Center for Astrophysics and colleagues have proposed a new test for inflation, the theory that ... 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, ... ... before and blah blah blah blah blah, but at the time of the poem, there was a belief that what existed before the big bang was something called the singularity. 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 ... Sep 17, 2014 ... I- I don't understand how we know that the big bang is really the beginning. Like, what happened before the big bang? Hank: Well. Okay. Uh... Apr 12, 2020 ... Cosmologist Alexander Vilenkin believes the Big Bang wasn't a one-off event, but merely one of a series of big bangs creating an endless number of bubble ... Jan 25, 2017 ... I talked about different ways the universe could have existed before the Big Bang, classifying models into four possibilities. Jul 21, 2014 ... MIT professor Alan Guth has spent the past three decades hypothesizing about “what banged, why it banged, [and] what happened before it banged”.