Over a century ago, the legendary theoretical physicist Albert Einstein revolutionized our understanding of gravity with his general theory of relativity. This groundbreaking work redefined gravity as ...

Einstein's theory of general relativity has passed its most stringent test to date with flying colors, a new study reports. As good skeptics, we shouldn't immediately believe general relativity's ...

Albert Einstein's theory of general relativity—which explains gravity as the product of the distortion of space and time—may not be universally applicable. This is the conclusion of physicists from ...

A rare manuscript with notes made by Albert Einstein was auctioned for more than $13 million. They contain the early calculations that eventually became Einstein's general theory of relativity.

“The chief attraction of the theory lies in its logical completeness,” wrote Albert Einstein after publishing his general theory of relativity in 1915. “If a single one of the conclusions drawn from ...

A 54-page document handwritten in 1913-1914 by Albert Einstein and Swiss engineer Michele Besso, sold in Paris earlier today for €11.6 million (US$13.0 million). It’s not the most valuable document ...

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