> [!infobox] <s class="aside-in"><em>mentioned in 5 topics</em></s> #### <s class="topic-title">[[Initial singularity]]</s> #TO/EXPLORE/RESEARCH this is an outdated idea The unavoidable impossibility at the beginning of the [[universe]]. This theory is a result of observing [[cosmic microwave background radiation]] and reverse-engineering the state of the universe all the way back to [[the Big Bang]]. > [!wikipedia] [Initial singularity](https://en.wikipedia.org/wiki/Initial%20singularity) > > The initial singularity is a singularity predicted by some models of [[the Big Bang]] theory to have existed before the Big Bang and thought to have contained all the energy and [[spacetime]] of the [[Universe]]. The instant immediately following the initial singularity is part of the [[Planck epoch]], the earliest period of time in the history of our [[universe]]. > **See**:: [[gravitational singularity]], [[cosmology]] #### Related No results to show for list query.