Relativistic Cosmology

Mar 13, 2018 ... ... Bang, but rather continue our solution straight through it to what happened before. We introduce no new principles, and make no ... 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 ... There is no 'at the same time as' until the universe has differentiated to the point where one event can be temporally related to other events via an observer. Jan 25, 2017 ... I talked about different ways the universe could have existed before the Big Bang, classifying models into four possibilities. Jun 9, 2021 ... How do we know? We have found the radiation left over from when the first atoms formed (the cosmic microwave background radiation) and ... 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”. May 22, 2001 ... Review of various imaginative theories offered by cosmologists to explain what might have existed before birth of universe; drawings (M) 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 ... Aug 8, 2019 ... It's going to be very exciting to see what it will reveal about dark matter and if its findings can be used to peak into the times before the ... Events before the Big Bang, are simply not defined, because there's no way one could measure what happened at them. This kind of beginning to the universe, and ...