A minor, 3.8-magnitude earthquake struck in the San Francisco Bay Area on Monday, followed by a larger 4.2 magnitude ...

A flurry of earthquakes shook the East Bay early Monday, with the largest registered at a magnitude 4.2 just after 7 a.m.

An ongoing string of more than a dozen earthquakes in less than 90 minutes early Monday ended what had been some recent calm ...

An ongoing string of more than a dozen earthquakes in less than 90 minutes early Monday ended what had been some recent calm from recent weeks of shaking ground in the region, according to the U.S.

A 4.2 earthquake, following a 3.8 quake rattled the San Francisco Bay area on Monday morning amid a string of over 30 ...

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 ...

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 ...

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 ...

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

Another earthquake with a magnitude above 4.0 struck along the Riverside–San Bernardino County line overnight. Wednesday’s ...

Over the last few days, the Coachella Valley has experienced more than 20 earthquakes, causing concern among some residents.