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- Tue Nov 03, 2009 7:42 pm
- Forum: The Asterisk Café: Discuss Anything Astronomy Related
- Topic: Fermi Provides Glimpse of Space-Time
- Replies: 26
- Views: 2563
Re: Fermi Provides Glimpse of Space-Time
HEAPOW: 2009 Nov 2 - The Great Photon Race At least according to Einstein, the speed of light in vacuum is the ultimate speed limit. But does all light travel at the same speed in vacuum? While my question does not really concern light or photons, it does concern the speed of light as the fastest s...