California's earthquake faults are more likely to be "overdue" for a major quake than those elsewhere in the world, new ...

A new study published in the journal JGR Solid Earth has found that one U.S. state is “overdue” for an earthquake. Lead author Vasiliki Mouslopoulou believes that the information, while chilling, ...

An early-morning 3.1-magnitude earthquake woke parts of Southern California, the U.S. Geological Survey reported. The about 7 ...

A 3.4-magnitude earthquake hit off the Southern California coast, the U.S. Geological Survey reported. The 7-mile deep quake ...

Tsunamis pose a risk to the entirety of the California coast. But should a major one strike, how bad could it be?

Scientists have built a lab model that visually tracks how microscopic contact points between fault surfaces evolve during ...

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about ...

A powerful earthquake with a preliminary magnitude of 7.0 struck off the coast of Northern California Thursday morning, according to the US Geological Survey. A quake this strong is relatively ...

Mother Nature dealt Southern California a one-two punch Sunday when an earthquake in Ventura County triggered widespread shaking on the same day as the region was drenched by its first tropical ...

Some cities in Northern California are asking people to boil their water as clean up and recovery efforts continue in the wake of a 6.4 magnitude earthquake that hit the region early Tuesday.

SAN FRANCISCO — A major earthquake in California is likely to knock out many communications services for days or weeks, including the vast majority of cellphones in the areas closest to the ...