NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

To understand gravitational lensing and dark matter, James Jee, a professor at Yonsei University, says to think of a pond ...

Webb’s new images of the Bullet Cluster reveal the most detailed dark matter map yet, shedding light on cosmic collisions and ...

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.

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

The Bullet Cluster Proves Dark Matter Exists, But Not For The Reason Most Physicists Think. ByEthan Siegel, Former Contributor. Forbes contributors publish independent expert analyses and insights.

Galaxy clusters are already about 90% dark matter, and so if dark matter does indeed interact strongly with itself, these smashups are the right place to see whether anything happens.