Panspermia

Until 14 billion years ago, the universe was contracting. It reached a minimum size at the Big Bang (which we call t = 0) and has been expanding ever since. ( ... Dec 10, 2008 ... ... the universe. As its equations cannot cope with such infinities, general relativity fails to describe what happens at the big bang. Aug 27, 2014 ... Inflation certainly occurs after the cosmological singularity, but before several important events of the Big Bang. In other words, the ... 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 ... 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. 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 ... Sep 6, 2023 ... Cosmologists call this a singularity. What was the universe like at the beginning of the big bang? According to the theory, it was extremely ... 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- ... Jun 23, 2024 ... What Came Before the Big Bang? By studying the geometry of model space-times, researchers offer alternative views of the universe's first ... Apr 22, 2020 ... In this scenario, the horizon is defined as how far observers can see before the bounce occurs. “The distance that light can propagate before ...