The size and spin of black holes can reveal important information about how and where they formed, according to new research.

Geophysicists at ETH Zurich are using models of the lower mantle to identify areas where earthquake waves behave differently ...

Physicists turn to supercomputers to help build a 3D picture of the structures of protons and neutrons. A team of scientists ...

Observations with the South Pole Telescope have revealed an independent addition to the biggest problem in cosmology.

Twins are pretty rare, accounting for just 3% of births in the U.S. these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm.