has the speed of light always been constant? Submitted by 2bornnot2b t3_zynqno on December 30, 2022 at 1:59 AM in askscience 48 comments 66
cdstephens t1_j2b8s3d wrote on December 30, 2022 at 11:45 PM Reply to comment by ChaoticSalvation in has the speed of light always been constant? by 2bornnot2b That’s fair, cosmology and general relativity is a notable exception to all of this. Permalink Parent 3
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