For over a century, quantum mechanics and Einstein’s general relativity have stood as the cornerstones of modern physics, yet ...

On 25 November 1915, Albert Einstein presented his general theory of relativity at the Prussian Academy of Sciences. This theory is still considered to be the most important idea in modern physics.

After thinking about the problems for 10 years, he published the general theory of relativity. In it, he suggested that gravity is not a force, as Newton had believed, but the result of a ...

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one physicist says he has resolved them.

Mathematical equations have shaped our understanding of the universe, and these nine have played a key role in changing the world.

Emmy Noether showed that fundamental physical laws are just a consequence of simple symmetries. A century later, her insights ...

but acting more like Albert Einstein predicted in his 1915 general theory of relativity. Cosmologists since 1998 have theorized that a mysterious invisible force dubbed dark energy was pushing the ...

The Tetrahedron Constellation Gravitational Wave Observatory would consist of four satellites positioned in space ...

One of the most famous paradoxes ever, the grandfather paradox, cautions against making changes that could break the timeline if you were to ever travel back in time. But, according to one scientist, ...

The science that was repulsive to an idea of religious belief thus began to embrace religious ideas culminating with the ...