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

The San Andreas Fault, this scar visible from space, stretches across California for over 1,200 kilometers (about 745 miles). It separates two tectonic plates sliding against each other, shaping ...

The San Andreas fault appears to be in a critical state and as such, could generate a large earthquake imminently.

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.

An emerging fault system along the Nevada border is shaking up the tech industry’s latest frontier—and only a small group of scientists is paying attention.

The San Andreas Fault Is Sleepy Near Los Angeles. Researchers Have an Idea Why. A new paper in the journal Nature offers an explanation for why the major fault line is overdue for the Big One.

Scientist knew almost immediately that the Ridgecrest quakes were not on the San Andreas fault. But understanding how those temblors might impact the 730-mile monster capable of producing “The ...

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.

But the San Andreas Fault has about 150 miles (241 km) of slip between either side, meaning that volcanic rocks in Pinnacles National Park match those much farther south, in Los Angeles County.

Sag ponds are all along an active strike-slip fault zone, in this case the San Andreas Fault.

About 60 miles (97 kilometers) north of Los Angeles, in a little mountain town called Gorman, the San Andreas Fault collides with the Garlock Fault, which then heads east into the Mojave Desert.

New geological research reveals that the Mission Creek strand of the San Andreas Fault in Southern California is moving fast and could redistribute damage during an earthquake. The strand was previ… ...