San Francisco has assigned a seismic hazard score to hundreds of city-owned buildings. Some key ones, including a jury duty ...

In California, where the next "Big One" is an always-looming threat, some lessons learned from the 1925 Santa Barbara quake ...

A magnitude 7.0 earthquake struck near the town of Petrolia in California Thursday at 10:44 a.m. local time, generating a tsunami warning stretching from southern Oregon to San Francisco.

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

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

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

A magnitude 2.7 earthquake was reported in the Los Angeles area Tuesday afternoon, according to the U.S. Geological Survey.

The number and size of Texas quakes increased dramatically around 2010 when well injection became the common disposal method.

A magnitude 2.7 earthquake was reported in the Los Angeles area Tuesday afternoon, according to the U.S. Geological Survey.

Researchers use an earthquake simulator to test the structural integrity of a 10-storey building in California:: The tests ...