Impact: The 1933 earthquake was Southern California’s deadliest in the modern record, leaving nearly 120 dead and causing $40 ...

A Southern California earthquake measuring 2.7 struck near Sherman Oaks, sending a jolt through L.A., triggering ShakeAlert ...

A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.

A minor, 3.2-magnitude earthquake struck in Southern California on Wednesday, according to the United States Geological Survey. The temblor happened at 12:27 p.m. Pacific time about 15 miles ...

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 ...

Near-shore tsunamis, those triggered by earthquakes just off the coast, could pose a particularly dire risk for California’s ...

A magnitude 2.7 earthquake was reported in the Los Angeles area on Tuesday afternoon and several residents said they felt ...

Allen, the Berkeley seismologist, said Southern California has just as high an earthquake risk compared to its Northern California counterparts. "They face a similar threat, if not higher," Allen ...

This pattern suggests earthquakes typically strike as faults approach, rather than exceed, their expected cycles. The disparity in California may stem from its unique geological architecture.

Megathrust faults can generate some of Earth’s largest quakes. One example is the 2011 Tohoku earthquake, which rocked Japan and fomented a tsunami that devastated coastal areas, as shown.

The formation of Heart Mountain near Cody is a story of a block of rock the size of Rhode Island moving at 700 mph, an ...