It is the nature of strings that unifies general relativity and quantum mechanics. Under quantum field theory, particles interact over zero distance in spacetime. Under the general theory of ...

For the first time, a mathematical framework proves that Einstein’s theory of ... that the Einstein field equation from ...

General relativity is an astonishingly beautiful theory, and grappling with why it disagrees with quantum mechanics is a joy, says Chanda Prescod-Weinstein ...

Students may also explore potential links with string theory. Existing knowledge of Quantum Field Theory and General Relativity is essential. Familiarity with non-abelian gauge theories is very useful ...

Researchers say they may have achieved Einstein's vision of a "unified field theory" that can unite two of nature's ...

It’s the only one of the four fundamental forces of nature described by general relativity, and the only one that quantum ... field of research. While some attempts to give string theory ...

On 25 November 1915, Albert Einstein presented his general theory of ... General relativity might have ushered in modern physics, but it was largely eclipsed by quantum mechanics in the mid ...