A new scientific warning has put California’s earthquake risk in sharp focus: supershear earthquakes—rare, high-speed ...

LAKE COUNTY, CA - Friday morning, a preliminary 2.1 magnitude quake was reported near Cobb, according to the U.S. Geological ...

A 3.2-magnitude earthquake struck Northern California, just near Sonoma County, early Friday morning, according to the U.S.

A preliminary magnitude 3.0 earthquake was recorded north of Borrego Springs Wednesday night, according to USGS.

A major earthquake hasn't struck any of California's biggest cities in more than three decades, but the "Big One" is a matter of when, not if. The annual ShakeOut drill preaches preparedness.

An earthquake with a magnitude of 3.5 struck Northern California on Sunday in Humboldt County, just north of the Mendocino ...

A minor, 3.3-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey ...

A 3.1-magnitude earthquake hit the San Francisco Bay Area of Northern California, the U.S. Geological Survey reported. The ...

For generations, scientists believed that the West Coast’s two great earthquake engines — the Cascadia subduction zone and ...

Volunteers could sit inside the trailer and feel the sensations that take place during a high-magnitude quake.

TEHAMA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 3.4 magnitude quake occurred near Manton Friday morning. At 6:34 a.m., the area was rattled by a tremor. The earthquake ...