Einstein predicted the existence of gravitationally-warped rings of light in 1915. Now, a new one has been discovered just a ...

A galaxy in the distance, was tightly encircled by a halo of light—also known as an Einstein Ring, a result of gravitational ...

Most of the objects were found by people metal-detecting and in agricultural regions, where they could have been lost to ...

When Malcolm Weale saw the tiny, dirt-covered object he’d unearthed in an English field, he knew it was something special. In ...