Measured the speed of light in air to be 299864±51 kilometres per second, and estimated the speed of light in vacuum as 299940 km/s, or 186380 mi/s
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← Albert Abraham Michelson timeline
Measured the speed of light in air to be 299864±51 kilometres per second, and estimated the speed of light in vacuum as 299940 km/s, or 186380 mi/s
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-16 from Wikipedia. The archived copy is preserved so this citation survives link rot.