By tracking swarms of very small earthquakes, seismologists are getting a new picture of the complex region where the San ...

Tiny earthquakes have revealed potentially deadly hidden faults beneath California. By tracking swarms of very small tremors, ...

Scientists are uncovering a hidden and surprisingly complex earthquake zone beneath Northern California by tracking swarms of ...

Many of the state's largest earthquakes have struck near the junction, where the Pacific, North American and Gorda plates ...

California’s most dangerous faults are not only defined by the headline grabbing magnitude 7 shocks that topple freeways and ...

Seismologists have discovered hidden faults at the Mendocino Triple Junction by tracking tiny earthquakes using a new ...

A minor, 3.1-magnitude earthquake struck in the San Francisco Bay Area on Thursday, according to the United States Geological ...

Tremors beneath Northern California show hidden plate movement, helping scientists better understand where future big ...

A federal judge on Thursday dismissed a U.S. Department of Justice lawsuit against California that sought detailed voting ...

Invisible earthquakes are revealing a hidden tectonic puzzle beneath California’s most dangerous fault zone.

A small town in California was hit by earthquakes once every 22 years for over a century, setting the stage for a major ...