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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.

02/01/12

Cosmic microwave background

Cosmic microwave background is the oldest light in the universe.

02/01/12

W precision measurement

The W boson mass is one of the fundamental ingredients that scientists use to calculate particle physics properties, such as the most likely mass of the soughtafter Higgs particle.

02/01/12

Journey to the center of the Earth

Using an antineutrino detector based in Japan, researchers can tell what makes the Earth's interior hot and better understand the planet's workings.

02/01/12

Do you know why I pulled you over?

Exceeding the speed of light has consequences, even—especially?—for neutrinos.

02/01/12

Bulldoggish on science

West of Chicago, the town of Batavia, Ill., has long been dominated by two images: Fermilab and the local high school mascot, the bulldog.

02/01/12

Going public

How the public release of data from the Fermi Gamma-ray Space Telescope’s main instrument has affected the hundreds of researchers who use it—and resulted in more and better science.

02/01/12

X-rays reveal poison in Mona Lisa model

Scientists had already deconstructed Mona Lisa's smile. Now, with intense beams of X-rays, they have analyzed her hair.

02/01/12

Taking the heat out of nuclear waste

Particle accelerators have the potential to address critical issues for the future of nuclear energy.

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