The Density Before the Bang

May 24, 2019 ... Professor Hiranya Peiris (UCL Physics & Astronomy) discusses the origins of the universe, and how the science fiction author Arthur C Clarke ... Dec 10, 2008 ... ... the universe. As its equations cannot cope with such infinities, general relativity fails to describe what happens at the big bang. 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 ... Mar 31, 2020 ... Understanding how the universe began has been a goal for scientists, philosophers, and theologians for millennia. Jan 9, 2022 ... For Penrose, each cycle involves random quantum events turning out a different way—meaning each cycle will differ from those before and after it ... Aug 19, 2024 ... According to the once-popular idea of the cyclic (or oscillatory) Universe, the current expansion of space could one day revert into a ... 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 ... Jan 9, 2025 ... ... before. And it's this kind of science that lets us understand what's happening in LA today; the descendants of Hubble and Hansen have ... 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 ... Jan 19, 2012 ... Then there are problems that are fairly specific to cosmology. Standard cosmology, or what was considered standard cosmology twenty years ago, ...