The bold question-askers at What If examine the nearly impossible fault line conditions needed to trigger a magnitude 20 ...

Scientists detected a slow-motion earthquake off Japan, offering rare insight into hidden faults and tsunami risks beneath ...

A preliminary 2.6 magnitude earthquake struck east of San Jose Tuesday morning, according to the United States Geological Survey.

Landslides have stopped trains from traveling through San Clemente for months at a time in recent years. The tracks follow the edge of the beach for about six miles there, where the rails are ...

From old cars, photos, and an earthquake simulator, Santa Barbara residents and visitors got to step into the past and peek ...

California's San Andreas Fault is capable of triggering a massive earthquake. Here's what to know about this famous location ...

The runway lights that would have helped guide a small jet into a San Diego airport in foggy weather before the plane crashed, killing all six aboard, hadn’t worked since 2022, investigators said. But ...

Many of California's faults, including the southern portion of the San Andreas, are overdue, Mouslopoulou said. She and her colleagues wanted to compare this overdue pattern to the patterns in ...

One reason California is an earthquake outlier is that the San Andreas Fault and the faults around it are fast-slipping faults, meaning that they move quickly and generate earthquakes regularly.

A preliminary 3.4-magnitude earthquake rattled the Manhattan Beach area on Tuesday, according to the U.S. Geological Survey.

CONCORD, Calif. (KGO) -- A preliminary magnitude 3.4 earthquake struck near Pinole Sunday night, according to the U.S. Geological Survey.