Some of the faintest, coldest stars in the universe may be powered not by fusion—but by the annihilation of dark matter deep ...

Scientists are on the trail of a mysterious five-particle structure that could challenge one of the biggest theories in ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

The invisible dark matter is one of the universe's biggest mysteries, and its existence is confirmed only by the ...

Astronomer Vera Rubin, now honored on a U.S. quarter, transformed our understanding of the universe by uncovering powerful evidence of dark matter. Her groundbreaking work revealed that most of the ...

NASA's James Webb Space Telescope (JWST) has captured a new image of the titanic collision between two galaxy clusters, known ...

Inspired by superconductivity, a strange new theory that seeks to explain dark matter might explain dark energy, too ...

NASA's James Webb Space Telescope recently zeroed in on the Bullet Cluster—delivering highly detailed images that show a greater abundance of extremely faint and distant galaxies than ever before.

In a chilled lab where temperatures drop close to absolute zero, a speck of magnet hovers in place. This tiny magnet, ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

Scientists now say that thousands of tiny black holes could be whizzing through your home at this very moment.

A computer simulation shows how two neutron stars of unequal mass merge, form a black hole and spit out a jet of high energy matter.