Dark matter is a type of matter that is predicted to make up most of the matter in the universe, yet it is very difficult to ...

Ripples in space-time from a pair of merging black holes have been recorded in unprecedented detail, enabling physicists to test predictions of general relativity ...

Auroras are nature’s most special light show: when charged particles from the sun hit our atmosphere, they can generate bright colors that dance across the night sky near the Earth’s poles. Auroras ...

A new theoretical framework shows how subtle fluctuations in spacetime could be detected using existing interferometers.

We describe electricity as a flow, but that’s not what happens in a typical wire. Physicists have begun to induce electrons to act like fluids, an effort that could illuminate new ways of thinking ...