And there we have it: another principle of relativity, called general relativity. “Einstein always took what everyone else thought to be two completely different scenarios of nature and saw them ...

"The singularity is the most mysterious and problematic part of a black hole. It's where our concepts of space and time ...

One of the first verified predictions of general relativity is the gravitational deflection of starlight. The effect was ...

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

The spins of some early galaxies could be a clue that the entire observable universe exists within a black hole—except, that ...

Scientists claim that time travel is possible and humans have already done it, according to the Daily Mail. From H. G. Wells to Christopher Nolan's "Interstellar", the possibility ...

During the latter part of the 20th century, string theory was put forward as a unifying theory of physics foundations. String ...

Optical lattice clocks, the pinnacle of timekeeping, are key to exploring the relationship between quantum mechanics and ...

A new theory links gravity to quantum entropy and introduces the G-field, possibly explaining dark matter and cosmic ...

Physicists are reshaping our understanding of black holes in new research that maps theoretical structures within them known ...