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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.

12/01/07

The LHC by mail

Each year the European laboratory CERN welcomes tens of thousands of visitors. Now the lab can visit them back.

12/01/07

Penguins and particles

‘Tis the season for science at the bottom of the Earth. Researchers are flying to the South Pole from all over the globe to take advantage of the “ warm” summer months, when temperatures average minus 35 degrees Fahrenheit.

12/01/07

New directions, new directors

Two labs on the brink of launching major projects have one more thing in common: new directors named in December.

12/01/07

Across the ocean, yet close to home

Among the 10,000 people from around the world who are working on the Large Hadron Collider, 1000 hail from universities and national labs in the United States.

12/01/07

Computers take on more than aliens

They started out scanning the cosmos for signs of extraterrestrial intelligence with SETI@ home. They’ve plotted chess moves, battled malaria, and folded proteins, all from their home computers. Now, volunteers are tackling particle physics with LHC@home.

11/01/07

Dark energy

In the fall of 1997, I was leading the calibration and analysis of data gathered by the High-z Supernova Search Team, one of two teams of scientists the other was the Supernova Cosmology Projecttrying to determine the fate of our universe: Will it expand forever, or will it halt and contract, r

11/01/07

Déjà blue

As Clark Cully watched the movie Déjà Vu with his parents, something about the movie’s time machine—with its bright blue wedges of metal spewing a ring of wires—seemed eerily familiar.

11/01/07

Jets

A jet forms when a quark or gluon is produced in a high-energy particle collision.

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