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

The Bullet Cluster, named for its distinctive shape, has long been considered a smoking gun for the existence of dark matter ...

Jee compared dark matter to crystal-clear water in a pond, with pebbles as the galaxies. “You cannot see the water unless there is wind, which causes ripples. Those ripples distort the shapes of the ...

NASA’s James Webb Space Telescope has taken a closer look at the famous Bullet Cluster—a giant space collision between two ...