Curiouser and curiouser: a riddle at the ALICE detector

The DUSEL cavern is getting restless

You can't feel it. Yet the moon's gravitational pull shifts the ground ever so slightly, creating “earth tides” that rhythmically raise and lower the ground.

It's cute! It's clean! It's a SLACmobile!

Plugged into a weatherproof outlet behind SLAC's Test Laboratory, what looks like an oversized green-and-silver go-cart waits with its load of tools and paint supplies.

Earth’s radiation belts

Charm quark

The charm quark is a heavier cousin of the up and down quarks that make up much of the matter around us.

Physics lessons from Angels & Demons

Reyna Pratt spends her days preparing high school students in Virginia for an increasingly competitive world. They learn biology, algebra, English composition, world history, and world cultures.

An LHC detector's old Roman roots

Particle physicists probe uncharted territory for remnants of the early universe. But that is supposed to occur after their experiments turn on.

A new leader for CERN

In his first few months on the job, CERN Director-General Rolf-Dieter Heuer opens new lines of communication, oversees repairs to the Large Hadron Collider, and promotes a worldwide strategy for particle physics based on a strong mix of global, regional, and national projects.