The Earth is four and a half billion years old, so why they started appearing then is unknown, as is the mechanism to make ...

Everything around us, from atoms and molecules to planets and galaxies, is governed by two extraordinarily successful ...

The question of how gravity interacts with the quantum world has long perplexed physicists, but a non-quantum theory of space ...

Hawking radiation is a form of radiation emitted by black holes, as theoretically predicted by Stephen Hawking. It suggests ...

A new physics-based model suggests Southern California’s Cajon Pass fault junction is critically stressed and could influence whether a future major earthquake spreads across two fault systems. Credit ...