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

This week, researchers reported on nine rivers and lakes in the Americas that defy hydrologic expectations. Geologists report ...

A stunning new image from the James Webb Space Telescope reveals a cosmic mirage known as an Einstein ring, where the light ...

The rare cosmic phenomenon, called an Einstein ring, occurs when massive objects can bend light due to their gravitational ...

A jaw-dropping new space image shows one galaxy hiding behind another. The rare cosmic phenomenon, called an Einstein ring, occurs when massive objects can bend light due to their gravitational ...