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ALICE with one door open

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.

An illustration of a teapot letting off steam
11/01/08

Magnet quench

A quench occurs when a magnet in a particle accelerator loses its superconductivity.

11/01/08

Life's one eclipse after another

On the wall outside Cherrill Spencer's office, a scientific poster describes a prototype for a new type of accelerator magnet; a card thanks her for donating her long hair to make a wig for an ailing girl; and a scribbled note points to a spot on a map southeast of Novosibirsk, Russia.

11/01/08

Q&A With eta sub b

symmetry’s Calla Cofield scored an exclusive interview with the particle -- …the ground state… -- the artist -- eta sub b, who signs his name ηb.

11/01/08

Home sweet barn

Lifted out of a travel carrier, the owl screeched and bit its handler's leather glove. The bird was returning to its historic home—and helping to save its species.

11/01/08

Sloan Survey shares starry snapshots

In the old days, astronomers who wanted to use a powerful telescope had to buy plane tickets and cross their fingers the weather would cooperate.

Logbook of September 2008
09/01/08

Contraterrene matter

As the winter of 1941 began, Jack Williamson sat in a small unpainted cabin he had built on his family’s New Mexico ranch, pounding out a story on a secondhand Remington portable typewriter.

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