Wednesday, October 28, 2009

Intergalactic Race Ends in a Virtual Tie

Albert Einstein still champion.
Astronomers said the gamma-ray race was one of the most stringent tests yet of a bedrock principle of modern physics: Einstein’s proclamation in his 1905 theory of relativity that the speed of light is constant and independent of its color, or energy; direction; or how you yourself are moving.
NYT.

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