Astronomy Cast Ep. 371: The Eddington Eclipse Experiment

By Fraser Cain - March 23, 2015 at 2:54 PM UTC | Physics

At the turn of the 20th Century, Einstein's theory of relativity stunned the physics world, but the experimental evidence needed to be found. And so, in 1919, another respected astronomer, Arthur Eddington, observed the deflection of stars by the gravity of the Sun during a solar eclipse. Here's the story of that famous experiment.

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Fraser Cain

Fraser Cain

Fraser Cain is the publisher of Universe Today, founding the website in March 1999. He's also the co-host of Astronomy Cast.