INYO COUNTY, CA - the U.S. Geological Survey reported that a 2.5 magnitude quake shook near Big Pine Monday afternoon.

Last winter, the magnitude 7.0 earthquake struck miles off the California coast, prompting tsunami warnings for coastal ...

Two earthquakes rattled the East Bay on Monday, raising questions about whether the seismic activity could be a warning sign ...

A 4.6 magnitude earthquake struck near Berkeley, California, early Monday, shaking homes and activating early warning systems ...

An earthquake with a preliminary magnitude of 4.6 gave the Bay Area a big jolt early Monday morning. The quake with an ...

A 4.3 magnitude earthquake struck Berkeley, California, on Monday morning, the U.S. Geological Survey (USGS) said.

Is the "big one" coming? A retired UC Berkeley seismologist says stress is building on the Hayward Fault, but the probability ...

Los Angeles County is refusing to disclose a preliminary report that could explain why officials suggested that the downtown ...

The morning of January 9, 1857, made people think that it was the end of the world. A California rancher named John Barker dismounted his horse on the shore of Tulare Lake. Before the horse could sip ...

If you live in Southern California, there is an ever-present fear about the inevitable “Big One,” the quake that seismologists say is coming, it’s just a matter of time. That’s the implication of a ...

To use fiber optic cables this way, researchers partner with a company running the cables — in this case, Vero Fiber Networks — and attach a box containing a laser and a computer. The laser sends ...