Researchers at the University of California, Riverside have described a new method for studying faults that could improve ...

A 7.0 magnitude earthquake occurred at 10:44 a.m. right off the coast of Northern California ... earthquake last Thursday occurred on the San Andreas fault, which is a different type of zone ...

Scientists have a new method for studying faults that could improve earthquake forecasts, shedding light on where quakes ...

A 7.0-magnitude earthquake struck Northern California and prompted tsunami warnings along the coast, which were later ...

The San Andreas Fault is a system of seismic faults along the coast of California. Long known for its devastating earthquakes, it has lain at peace for the last 160 years. Is it time to prepare for ...

There are even man-made earthquakes. Scientists say a huge fracking boom across the United States has left an earthquake ...

A 7.0-magnitude earthquake off the California coast briefly triggered a tsunami warning for parts of Northern California and southern Oregon, but the warning was canceled just before noon.

San Francisco recorded another powerful earthquake Thursday, adding to an already decent history of similarly strong quakes in the area.

While the San Andreas Fault—California's primary fault line—is not prone to generating major tsunamis, other offshore faults and underwater landslides could pose a localized tsunami risk.