Unification of Forces

What was before the Big Bang? And how do we know it happened? Let BBC Science Focus give you the low down on the birth of The Universe. 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 ... Dec 10, 2008 ... ... the universe. As its equations cannot cope with such infinities, general relativity fails to describe what happens at the big bang. 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 ... 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 ... 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 ... 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 ... By working backwards, they hypothesized that the Universe was denser and hotter in the past. If you make a naive extrapolation, you can go all the way back to a ... 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 ... Jan 27, 2023 ... There was the singularity or the pre big bang mass before the big bang. The mass of the singularity or the pre big bang mass was equal to say 99 ...