A major earthquake hasn't struck any of California's biggest cities in more than three decades, but the "Big One" is a matter ...

TRINITY COUNTY, CA - According to the U.S. Geological Survey, a preliminary 3.1 magnitude quake rattled close to Hayfork ...

Did you feel it? A magnitude 3.1 earthquake struck in Berkeley just east of Cal Memorial Stadium Thursday morning, according ...

The temblor reported overnight Monday was felt all over Bay Area; no injuries or major damage were reported, but seismologists say it should serve as a reminder to stay prepared.

Oakland officials participated in "The Great California Shakeout" on Thursday morning and called on members of the public to be prepared in the event of a major earthquake.

With over a dozen credit cards and millions of credit card points racked up, Nancy Jiang condenses the complex world of card-churning for maximum rewards with minimum effort. Her work has been ...

Most Californians are familiar with earthquakes. But researchers say the state faces an overlooked threat: "supershear" earthquakes that move so fast they outrun their own seismic waves. "While ...

These are two very different fault systems, but the sediment record suggests that in the past, at least three San Andreas ...

Randy Baxter holds on for dear life as a simulator shows him just how powerful a magnitude 7 earthquake can be.