The strongest was a 3.4 magnitude quake that struck near San Bernardino, with more than 500 people feeling the quake.

A 4.5 magnitude earthquake and other smaller quakes rocked the Humboldt County coastline in Northern California on Feb. 11 and 12. What's happening?

California is riddled with a number of fault lines that frequently cause earthquakes, including Arrowhead, Waterman Canyon, ...

The U.S. Geological Survey reported two earthquakes with preliminary magnitudes of 3.5 and 3.0 ​hit near the San Bernardino ...

A magnitude 4.1 earthquake struck off the Northern California coast after midnight on Tuesday, the U.S. Geological Survey ...

A third earthquake struck California in less than six hours, this one rocking the city of Hayward near San Francisco and San ...

The recent earthquake near Area 51 has reignited speculation about the base, linked to UFO activity and secret military testing.

Multiple earthquakes shook California's Bay Area Thursday. They were recorded near Hayward, around 20 miles southeast of ...

Five minor earthquakes shook California on Thursday, including two rumbles just minutes apart in the San Francisco Bay area, ...