The world's newest atom-smasher achieves its 'first turns'

One of the world's top particle accelerators has reached a milestone, achieving its "first turns"—circulating beams of particles for the first time—and opening a new window into the universe, a view that will give physicists ...

Researchers measure rare particle decay with high precision

At CERN's Large Hadron Collider (LHC), studies of rare processes allow scientists to infer the presence of heavy particles, including undiscovered particles, that cannot be directly produced. Such particles are widely anticipated ...

WITCH hunt nearing end at CERN

This Halloween, meet CERN's very own WITCH – an experiment at ISOLDE, the laboratory's nuclear facility.

This is the oldest black hole ever seen

There's an incredibly ancient black hole out there that's challenging astronomers to explain how it could exist only 400 million years after the Big Bang. It's at the heart of a galaxy called GN-z11. Astronomers using JWST ...

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