Timeline for How does gravity slow light without an equal and opposite action?
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| Apr 13, 2017 at 12:39 | history | edited | CommunityBot |
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| Jun 27, 2014 at 17:19 | comment | added | ACuriousMind♦ | Fascinating, I didn't know that you can actually meaningfully (if controversially) talk about slowed light in empty space. Could you expand on how a distant observer can actually measure the speed of light far from him? I would naively think that this requires detecting the photon by some means, thus being not distant. | |
| Jun 27, 2014 at 7:30 | history | answered | John Rennie | CC BY-SA 3.0 |