An artist's concept of twisted space-time around Earth. Albert Einstein's theory of general relativity is a monumental achievement of human ingenuity, creativity and perseverance — to say the least.

When they look for violations of Einstein’s general relativity, physicists deliberately plan experiments to find nothing at all. In 1887, physicists Albert Michelson and Edward Morley performed one of ...

The calculation of Mercury’s orbit is being tweaked — for a second time. And it’s all thanks to Albert Einstein. Before the famous physicist came up with his theory of gravity, known as the general ...

(Inside Science) — Just six years ago, scientists with the Laser Interferometer Gravitational-Wave Observatory, or LIGO, in Louisiana and Washington measured a unique undulating signal when the ...

One hundred years ago this Wednesday, Albert Einstein gave the last of a series of presentations to the Prussian Academy of Sciences, which marks the official completion of his General Theory of ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A new study validates Einstein's theory of general relativity in a distant galaxy for the first ...

Sam Baron receives funding from the Australian Research Council. The Matter of Everything tells the history of physics through experiments. Any book about the history of science for a general audience ...

For some skywatchers, the upcoming total solar eclipse on Aug. 21 is more than just a chance to catch a rare sight of the phenomenon in the United States. It's also an opportunity to duplicate one of ...