News for hackers. Stuff that matters.
Re:A proof of the constancy of the velocity of light (1913) by eesmith on Sunday January 19, 2020 @05:12AM (#22090554)
I missed this the first time - https://en.wikipedia.org/wiki/Variable_speed_of_light (I used Google Scholar to find that first reference).

There are about a dozen references in the 2006ish timeframe.

There are no comments on this comment yet.