Cosmological Models

Nov 24, 2023 ... What does the Big Bang Theory say about what existed before creation? The Theory lays it out that before the Universe as we know it came ... 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”. Jan 19, 2012 ... Then there are problems that are fairly specific to cosmology. Standard cosmology, or what was considered standard cosmology twenty years ago, ... Oct 20, 2022 ... Space didn't exist until the Big Bang. In fact, the Big Bang was not only the beginning of space, it was also the beginning of energy and matter ... Nov 11, 2010 ... Other Big Bangs: Maybe the universe has expansion/collapse cycles? Each cycle would start with a Big Bang, expand, level out, contract, and end ... A vacuum chamber has been made by NASA to try and recreate a state of total nothingness. In this space, they have pumped out the air, and frozen every ... 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 ... 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... Dec 9, 2024 ... To those who lived before the 20th century, even if these events took place an hour later, everything would happen in the same way: the time ... Apr 18, 2019 ... Xingang Chen is one of the authors of a new study that examines what the universe looked like before the Big Bang.