Visiting California? Learn how common earthquakes really are, what experts say about "the Big One," and how you can stay prepared during your trip.

More than a dozen earthquakes struck near San Ramon on Monday morning, according to the United States Geological Survey.

A region in California has experienced an explosion of earthquakes. Experts warn that the area is poised for a major ...

A series of small earthquakes rattled the San Francisco Bay Area in an area that’s had a lot of seismic activity in recent ...

A magnitude 4.2 earthquake hit San Ramon on Monday morning amid a swarm of 21 temblors in the area, according to the U.S. Geological Survey.

The series of quakes, which struck within a two-hour period, struck near San Ramon, about 30 miles east of San Francisco, a ...

Imagining yourself in the shoes of a person experiencing "The Big One" can help us prepare now for a major earthquake, these ...

CONTRA COSTA COUNTY, CA - the U.S. Geological Survey reported that a 3.3 magnitude quake occurred close to San Ramon Monday morning.

A series of earthquakes rocked a Bay Area city on Feb. 2. Did you feel it? San Ramon was hit by a cluster of quakes starting ...

A 4.2 magnitude earthquake struck near Great Falls on Thursday, briefly rattling residents and raising questions about why earthquakes occur in the region.

The city hopes to obtain federal funding to build out a more robust low-cost financing program for soft story buildings in ...

The model also proved the theorized existence of the Pioneer fragment, a remnant of the ancient Farrallon plate that used to traverse the California coastline that has not all but disappeared. This ...