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
[deleted] t1_j28jd9q wrote on December 30, 2022 at 12:29 PM Reply to comment by Only_Philosopher7351 in has the speed of light always been constant? by 2bornnot2b [removed] Permalink Parent 1
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