RE: The universe appears "old", but it is still less than 10,000 years old
February 19, 2014 at 8:54 am
(February 19, 2014 at 8:40 am)Alex K Wrote:(February 19, 2014 at 8:39 am)Zen Badger Wrote: But we are agreed that c is a constant though?
I'd say c is the unique constant speed of light which you measure for a round trip, or for a one way trip using the homogeneous isotropic convention for what time means.
I'll take that as a yes then.
![[Image: mybannerglitter06eee094.gif]](https://images.weserv.nl/?url=i118.photobucket.com%2Falbums%2Fo112%2Fpussinboots_photos%2FBikes%2Fmybannerglitter06eee094.gif)
If you're not supposed to ride faster than your guardian angel can fly then mine had better get a bloody SR-71.