Also, isn’t the c where time stops the speed of light in a vacuum? Light slows down somewhat when it enters earths gravity well. There are probably also a hundred other things that slow light down that I’m clueless about.
Also, isn’t the c where time stops the speed of light in a vacuum? Light slows down somewhat when it enters earths gravity well. There are probably also a hundred other things that slow light down that I’m clueless about.