Most of the matter in the universe is undetectable in any way except for the gravity it exerts. While some think this mysterious “dark matter” must be made up of unknown particles, others suggest a familiar particle could be the key.
The oldest particle accelerator at CERN, home to the world’s most powerful particle accelerator, is celebrating its 60th birthday. It’s still running.
Physicists at United States Department of Energy laboratory, Fermilab, have produced and tested a powerful magnet of the sort that could appear in the next generation of particle colliders.