City of Pinole hit by an earthquake at the same time as anti-immigration raids protests were taking place in downtown San Francisco.

Beneath Earth s surface, nearly 3,000 kilometers down, lies a mysterious layer where seismic waves speed up inexplicably. For ...

From coastlines to heartland, new research suggests the very geography of the United States could be dramatically altered by ...

Tsunamis pose a risk to the entirety of the California coast. But should a major one strike, how bad could it be?

Near-shore tsunamis, those triggered by earthquakes just off the coast, could pose a particularly dire risk for California’s ...

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about ...

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about the risks.

While everyone’s flocking to California’s beaches and wineries, there’s an underground masterpiece in Redding that’s been ...

Lake Shasta Caverns in Redding, California, is exactly that kind of place—a hidden underground wonderland that makes you ...

VALLEJO — Three events that celebrate Filipino heritage are scheduled for Saturday.

A new framework aims to better equip scientists, communities, and decisionmakers to characterize data and rapidly respond to ...