Over long enough scales there is no conservation of energy because the universe ... | Hacker News

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		thowawatp302 9 months ago \| parent \| context \| favorite \| on: What Is Entropy? Over long enough scales there is no conservation of energy because the universe does not have temporal symmetry.

kgwgk 9 months ago [–]

Cosmologists are not serious people.

https://math.ucr.edu/home/baez/physics/Relativity/GR/energy_...

“Is Energy Conserved in General Relativity?”

“In special cases, yes. In general, it depends on what you mean by "energy", and what you mean by "conserved".”

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