SOLANO COUNTY, CA - A preliminary 2.5 magnitude quake rattled near Bay Point on Thursday morning, according to the U.S. Geological Survey.

When an earthquake struck California's Bay Area, the MyShake app alerted users. An expert explains its function and safety tips.

An earthquake of magnitude 4.6 in Northern California has awakened residents with a jolt. Many say they felt their homes shake for a few seconds early Thursday across a 100-mile stretch, including

SANTA CRUZ COUNTY, CA - A preliminary 2.0 magnitude quake shook near Boulder Creek on Wednesday night, according to the U.S. Geological Survey.

A 4.6 magnitude earthquake shook California’s Bay Area in the early hours of Thursday, April 2.Home security footage from Keith Swick shows the moment the earthquake struck Santa Cruz County,

The most important fact about the San Andreas Fault is also the least satisfying one: scientists can measure rising risk, but they still cannot name the day a giant earthquake will begin. That gap between knowledge and certainty is why researchers focus on warning patterns instead of predictions.

When most Americans think about earthquake country, one place comes to mind almost instantly. California. The San Andreas Fault. Big shakers in Los Angeles or San Francisco. That's the familiar mental image.