Communities along a 700-mile (1,127-km) stretch of Alaska’s southern coast ordered residents to higher ground after a powerful offshore earthquake Wednesday, but officials quickly downgraded and then ...

A magnitude 7.3 earthquake struck 54 miles south of Sand Point, Alaska, triggering a tsunami warning. The warning was later ...

A 7.3 magnitude earthquake struck near Sand Point, Alaska, on Wednesday, prompting a tsunami warning from the National Weather Service.

Just after the quake, NOAA's National Tsunami Warning Center issued Tsunami Warnings for the immediate Alaska coastline from ...

A major California fault once thought to be stable is quietly shifting beneath neighborhoods, schools, and it could lead to a ...

The architect behind Hearst’s San Simeon and many other buildings in California defied the 20th-century image of the tortured ...

The fault has moved the curbs as much as a handspan, around 18 centimeters, since the time they were installed, up to 60 ...

This year’s 100th anniversary of the Santa Barbara earthquake has brought to my mind the two devastating quakes that struck ...

Borrego Springs felt a 3.6 quake Thursday, shaking parts of northern San Diego County. Discover how to stay safe before, during, and after earthquakes.

A doomsday tsunami is likely to strike the US in the near future, but scientists say it's better if it hits sooner rather ...

The Concord Fault, which runs through Bay Area neighborhoods in Concord and Walnut Creek is in a different location than previously understood. It could produce a major earthquake in the Bay Area.