Geophysicists at the University of California, Riverside have received a $4.6 million grant from the National Science Foundation to study the dynamics of earthquake fault systems. Such systems occur ...

Los Angeles could be edging closer to “the big one,” with new research finding earthquake stress has reached its highest ...

The Hayward fault, part of the larger San Andreas fault system, runs 74 miles through the East Bay of the San Francisco Bay Area. The fault is overdue for an earthquake that could cause extensive ...

A June study found stress levels along key Southern California faults have reached 1,000-year highs, reinforcing warnings ...

Earthquake early warning times for a magnitude-9 event with an epicenter in southern Oregon. With a lower alert threshold (left) some locations closest to the source feel the ground shake before the ...

Residents along the West Coast were left shaken when a 7.0 magnitude earthquake rattled the region last week, resulting in a tsunami warning and a scary couple of hours for more than 5 million people.