Twin black hole collisions detected in 2024 have provided the sharpest-ever test of Einstein’s theory while revealing new details about how black holes form and spin.

The Big Bang theory has dominated ... or new laws of physics. It is using the same degeneracy pressure that white dwarfs and ...

The long-debated idea that we might all be living in a computer simulation—popularized by science fiction films like The Matrix—has taken a major hit.

Anomalous” heat flow, which at first appears to violate the second law of thermodynamics, gives physicists a way to detect quantum entanglement without destroying it.