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Cosmic uncertainty: Is the speed of light really constant?
New Scientist ^
| 03/01/2017
| Stuart Clark
Posted on 03/10/2017 3:40:14 PM PST by SeekAndFind
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To: ImaGraftedBranch
61
posted on
03/13/2017 1:43:13 PM PDT
by
Ultra Sonic 007
(Hope for the best. Prepare for the worst.)
To: roadcat
There must not be too much scattering, photon/photon or otherwise. The spectrum lines are pretty sharp, even from the most distant sources.
62
posted on
11/25/2017 4:47:59 PM PST
by
shockwaver
(shockwaver)
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