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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.

09/01/16

Universe steps on the gas

A puzzling mismatch is forcing astronomers to re-think how well they understand the expansion of the universe.

08/30/16

Our galactic neighborhood

What can our cosmic neighbors tell us about dark matter and the early universe?

08/26/16

Winners declared in SUSY bet

Physicists exchanged cognac in Copenhagen at the conclusion of a bet about supersymmetry and the LHC.

Galaxy with question marks hanging from sky with kids grabbing at them

08/23/16

Five facts about the Big Bang

It’s the cornerstone of cosmology, but what is it all about?

08/19/16

The $100 muon detector

A doctoral student and his adviser designed a tabletop particle detector they hope to make accessible to budding young engineering physicists.

08/16/16

The physics photographer

Fermilab’s house photographer of almost 30 years, Reidar Hahn, shares four of his most iconic shots.

08/09/16

The contents of the universe

How do scientists know what percentages of the universe are made up of dark matter and dark energy?

08/02/16

Q&A: The future of CERN

CERN’s Director General is enthusiastic about the progress and prospects of the LHC research program, but it’s not the only thing on her plate.

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