From the vastness of galaxies to the enigma of dark matter, cosmology reveals the boundless nature of the universe ...

Pearl Sandick is an assistant professor of physics at the University of Utah, where she teaches a graduate course in general relativity. Her research interests include dark matter and supersymmetry.

Dark matter is a mysterious substance that glues galaxies together. This map from the James Webb Space Telescope could help ...

WASHINGTON — Scientists may be coming closer to confirming the existence of dark matter, the invisible stuff thought to make up more than one-quarter of the cosmos, as they study a diffuse glow of ...

Add Yahoo as a preferred source to see more of our stories on Google. Spiral galaxies, like Messier 77 shown here, helped astronomers learn about the existence of dark matter. NASA, ESA & A. van der ...

Add Yahoo as a preferred source to see more of our stories on Google. A bright band of diffuse gamma ray glow along the map's center, which marks the central plane of the Milky Way galaxy, is seen in ...