Scientists believe this particle can reveal principles beyond the Standard Model of particle physics (which is based on the special theory of relativity). Here’s what the researchers found ...

Albert Einstein had described the special theory of relativity in 1905 ... It opened up an entire field of physics, but left Einstein with some nagging questions. The problems of gravity and ...

In the first study of its kind at the Large Hadron Collider (LHC), the CMS collaboration has tested whether top quarks adhere to Einstein's special theory of relativity. The research is published ...

Morley) undertook the Michelson-Morley experiment in 1887 to put this hypothesis to the test ... of classical physics about ...

Albert Einstein's general theory of relativity is one of the towering achievements of 20th-century physics. In our introduction to general relativity, we explain how this theory developed ...

Einstein’s general theory of relativity ... physics – our working theory of gravity and of the very large, of planets, galaxies and the universe as a whole. It is an extension of Einstein’s ...

General relativity describes gravitation in a geometrical framework generalizing special relativity and ... At the Kavli Institute for Theoretical Physics, participants of the rapid response ...