More than 1,500 people reported feeling shaking as the earthquake struck along America's most dangerous fault line.

The San Andreas Fault runs nearly the entire length of California, a sliding boundary between tectonic plates. Its history is one of violent ruptures — earthquakes that have reshaped towns, destroyed ...

A minor earthquake with a preliminary magnitude of 3.1 struck in the San Francisco Bay Area on Thursday, according to the ...

With the Great ShakeOut earthquake drill approaching, new research suggests a potential link between two major fault lines ...

OSU researchers find Cascadia Subduction Zone and San Andreas Fault may be synchronized — with the potential for quakes on ...

Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for communities across California.

Today on AirTalk, we get the latest on the storm hitting the region. Also on the show, a new study examines the next big ...

Scientists are sounding the alarm on earthquakes that create a sharp, booming shock that triggers ruptures that move faster ...

A mega-earthquake might be triggered by two volatile faults, striking in unison, with one quake nudging the other into ...

Supershear earthquakes, moving faster than seismic waves, could cause catastrophic shaking across California. USC researchers ...

The disaster caused by a predicted large earthquake in the Pacific Northwest could be compounded by shaking along the San Andreas fault in California, scientists warned.

Watch paragliders take flight at this secluded, picturesque California beach that was at the core of San Francisco's ...