In the heart of California, the San Andreas Fault lies like a ticking time bomb, silently building pressure for over a century. Stretching more than 1,200 kilometers, this massive fault marks the ...

San Andreas Fault stretches 1,200 km across California, housing quakes up to M 8.3. Experts warn of southern segment’s “Big ...

A swarm of moderately sized earthquakes has hit California near the San Andreas fault, increasing the likelihood that a bigger earthquake could strike within the next seven days.

Larger earthquakes at the center of California's huge San Andreas fault line are more likely than previously thought, according to a study published in the journal Geology.

Southern California’s section of the San Andreas fault is “locked, loaded and ready to roll,” a leading earthquake scientist said Wednesday at the National Earthquake Conference in Long Beach.

The Southern California section of the San Andreas fault experiences about 10,000 earthquakes per year, but a large majority cannot be felt.

The central section of the San Andreas Fault usually moves by quietly creeping, but new research suggests it's hosted some serious earthquakes in history.

A major earthquake could happen on the San Andrea Fault in California and damages could be far worse than previously reported, report says.

The San Andreas fault slices the length of the state, a titanic fissure separating two massive chunks of planet moving in opposite directions.

Monday’s magnitude 4.4 quake that rattled Southern California is believed to have struck on a well-known and dangerous fault system known as the Puente Hills thrust fault system.

What is the Elsinore Fault Zone? The Elsinore Fault Zone, a major fault line in Southern California and part of the San Andreas Fault system, is in this area. It is one of the largest in southern ...