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Curiouser and curiouser: a riddle at the ALICE detector

12/09/25

Sarah Charley

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

Weird new hazard: snoopy, itchy cows

In the control room in Argentina, the detector screen went blank. “We've been cowed again,” announced an exasperated scientist.

09/01/08

David Kirkby: It's a snail shell! It's a Koosh ball! It's physics!

Blackboards filled with mathematical equations and scientific machines as large as cathedrals can awe, and sometimes overwhelm. But Koosh balls are another matter.

08/22/08

The Paul Revere of pulses

08/14/08

On course for a convincing supernova

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

All aboard

Jason Steffen waited to board a plane in the Seattle airport. He waited to get his boarding pass scanned. Then he walked a few steps down the jet way, and waited some more. His frustration grew.

08/01/08

Bonnie and the ArgoNeuTs

Inspired by heroes of Greek mythology, physicists are on a quest to find a cheaper, more efficient way to capture neutrinosone of the strangest and most fascinating particles in the universe.

08/01/08

Rat rod

Parked between a shiny green Camaro and a remodeled '63 Mustang, a 1929 Ford Model A pickup-turned-hot rod is a mosaic of rust and rot. A rag plugs the radiator, and ancient wooden slats border the truck bed.

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