4 ms·
There are some theories of physics that imply that the value of "constants" like the speed of light actually vary slightly over long distances or times. This wo
by OscarCunningham 8y ago
There are some theories of physics that imply that the value of "constants" like the speed of light actually vary slightly over long distances or times. This would be very inconvenient for the new system if it turned out to be true.