3 ms·
> It gets even weirder. The laws of physics are time reversible as far as we know. CP violation is an experimental fact since 1964 [1] and by the CPT theorem,
by T-A 8y ago
> It gets even weirder. The laws of physics are time reversible as far as we know.
CP violation is an experimental fact since 1964 [1] and by the CPT theorem, this implies that time reversal invariance is broken [2].
[1] https://en.wikipedia.org/wiki/CP_violation https://en.wikipedia.org/wiki/CP_violation
[2] https://en.wikipedia.org/wiki/CPT_symmetry https://en.wikipedia.org/wiki/CPT_symmetry
- jules 8y agoI know, you have to flip some other quantities besides velocities, but I didn't want to make it more complicated.