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1919 eclipse

1919 eclipse

By F. W. Dyson, A. S. Eddington, and C. Davidson [Public domain], via Wikimedia Commons

Happy 95th Birthday, Relativity!

Ninety-five years ago, Albert Einstein’s general theory of relativity squashed the then-accepted, and flawed, Newtonian law of universal gravitation. The debate came to a close on 29 May 1919 when a total solar eclipse proved Einstein right, Starts With a Bang reports. Observations and photographs of the phenomenon that day demonstrated that light is bent by gravity to the exact degree that Einstein’s theory had predicted.

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