Did you feel it? A preliminary magnitude 3.2 earthquake struck in Concord Friday afternoon, according to the U.S. Geological ...

Coastal communities from northern California to British Columbia live atop the Cascadia Subduction Zone, which spans about ...

Unlike gradual climate-driven events, this potential earthquake would “happen within minutes, leaving no time for adaptation ...

It sounds like the plot of a disaster movie: a mega earthquake so powerful it could sink part of the U.S. West Coast. But ...

New spending restrictions for some federal agencies are creating extra hoops for scientists to jump through to fix earthquake ...

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only ...

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

A map shows the epicenter of a 5.2 magnitude earthquake that shook Southern ... The building "rocked for a long time," said Greg Allen, a Washington resident visiting San Diego.

Historic earthquakes have caused billions of dollars ... and San Mateo. The Golden State also dominated the list in general, with 35 of its 48 included counties featuring in the top half of ...

A state of emergency has been declared in Myanmar after a powerful earthquake struck the country’s second-most populous city, Mandalay. Several aftershocks followed — one a 6.4-magnitude.

USGS shows an interactive map of where the ... A preliminary earthquake measuring 3.9 on the Richter scale hit 31.1 kilometers southeast of Port Angeles, Washington in the Olympic National Park ...