relativity

Results confirm new population of black holes.

An international team of astronomers has proved the existence of a ‘gravitational vortex’ around a black hole, solving a mystery that has eluded...

Researchers have successfully simulated how a ring-shaped black hole could cause general relativity to break down: assuming the universe contains at...

New window on the universe is opened with the observation of gravitational waves – ripples in spacetime – caused by the collision of two black holes....

New research provides revelations about the most energetic event in the universe — the merging of two spinning, orbiting black holes into a much...

A long-sought “echo” of light that promises to reveal more about supersized black holes in distant galaxies has been identified by an international...