Standing at the intersection between mathematics and the tiler's trade is the so-called einstein problem. Despite its name, this mathematical question has nothing to do with the Nobel Prize winner ...

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

In 1878, Bergson left the Lycée Condorcet and won entry to the École Normale Supérieure, the most exclusive university in ...

Euclid telescope has located a rare hoop of light called an "Einstein ring" in a nearby elliptical galaxy. Though the galaxy has been on humans' radar for 140 years, its halo is new—and it has a lot ...