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Curiouser and curiouser: a riddle at the ALICE detector

12/09/25

In 2023, the ALICE experiment was ready for their best year yet, until a mysterious signal threatened everything. As the LHC wraps up its 2025 lead-ion run, physicists recall how they worked together to solve the puzzle.

09/01/08

Life at the LHC reaches fever pitch

As the big collider ramps up, four physicists talk about working late, finding time to play, and staying connected to family and friends.

09/01/08

Diving for zebras

Ben Czaplewski lifts a 30-pound helmet onto his head and lowers himself into a manhole. He disappears without a splash.

08/01/08

Z boson

In May 1983, physicists on the UA1 detector for the Super Proton Synchrotron accelerator at CERN made the first definitive observations of the Z boson.

08/01/08

Mr. Freeze

Some days Jerry Zimmerman calmly follows his typical morning routine and joins countless other suburbanites on the road to work. Then there are the other days. Those days Zimmerman takes on an alter-persona.

08/01/08

New tools forge new frontiers

US particle physics is pushing forward on three frontiers. Each has a unique approach to making discoveries, and all three are essential to answering key questions about the laws of nature and the cosmos.

08/01/08

Z boson

The Z boson is a neutral particle that mediates the weak force.