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

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

Webb Telescope captures an Einstein ring in the Hydrus constellation Light bends around a massive galaxy, forming a glowing ring Gravitational lensing helps study distant galaxies and dark matter ...

A jaw-dropping new space image shows one galaxy hiding behind another. The rare cosmic phenomenon, called an Einstein ring, ...

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