_SteerPike_

_SteerPike_ t1_itp7xaf wrote

Entropy can sometimes reverse spontaneously, and actually does so all the time in nanoscale systems. Doing the same for the universe as a whole is a bit more extreme, but it's still possible. Check out https://en.m.wikipedia.org/wiki/Poincar%C3%A9_recurrence_theorem#:~:text=The%20Poincar%C3%A9%20recurrence%20time%20is,bound%20to%20a%20finite%20volume.

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