Causal Sets

Apr 8, 2019 ... Both properties strongly suggest that the initial state of the Big Bang universe was the result of a very different epoch preceding it—the so- ... Jan 25, 2017 ... I talked about different ways the universe could have existed before the Big Bang, classifying models into four possibilities. Mar 16, 2023 ... The strongest evidence for a Universe before the Big Bang · they were generated by the Sachs-Wolfe effect and are due to inflation, · they were ... 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 ... Feb 20, 2024 ... Stars are mostly made of hydrogen. The Big Bang theory explains the most basic observed properties of our universe. What happened before the Big ... Apr 9, 2008 ... Until very recently, asking what happened at or before the Big Bang was considered by physicists to be a religious question. 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 30, 2009 ... the idea that the Universe is expanding, as Edwin Hubble first discovered in the 1920s — distant galaxy clusters are moving away from one ... Nov 29, 2010 ... Concentric circles on an image of the early universe are an imprint of violent events before the big bang, according to a new study. 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 ...