To construct a warp drive, we would need negative mass, which doesn't appear to exist in the universe and would violate ...

Galaxies, planets, black holes: to most people, everything about our Universe sounds and feels enormous. But while it's true ...

Albert Einstein himself thought that the eponymous Einstein ring would be impossible to observe, but the Euclid telescope has ...

Einstein predicted that massive objects bend light as it passes through their gravitational field. This week, a new telescope ...

A rare Einstein ring spotted near our galaxy offers a unique chance to test Einstein’s general relativity and study the ...

Traditional black holes, as predicted by Albert Einstein's theory of General Relativity, contain what are known as singularities, i.e. points where the laws of physics break down. Identifying how ...

Scientists have discovered that gravitational waves could turn neutron stars into cosmic tuning forks with characteristic ...

General relativity describes gravitation in a geometrical framework generalizing special relativity and classical mechanics. This term includes theoretical studies of gravity, experimental studies ...

Gravitational waves are a new way to observe the universe. They are predicted by the equations of general relativity. When ...

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.

Scientists described for the first time the creation of regular black holes from gravitational effects and without the need ...