Tags » Dark Matter
Astronomers have found that dark matter does not slow down when colliding with each other.
Researchers say this finding narrows down the options for what this mysterious substance might be. 1,156 more words
What’s bigger and more powerful than the Large Hadron Collider at CERN? Why colliding galaxy clusters of course.
A cluster of galaxies consists of hundreds or even thousands of galaxies bound together by their mutual gravitation. 681 more words