A new study is fueling speculation and fear about the risks of a major earthquake in the Cascadia subduction zone, including ...

The geology of the Cascadia subduction zone has largely staved off climate-related sea-level rise in the Pacific Northwest, ...

A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...

Scientists are sounding the alarm on a 'sleeping giant' off the coast of California, warning it could sink land in several states in just minutes.

Thousands in the Pacific Northwest face a heightened flood risk, not just from rising sea levels, but from the land itself ...

A preliminary 2.7 magnitude earthquake struck Tuesday morning near Sonoma, according to the United States Geological Survey.

At about 11:46 p.m. Sunday, a magnitude 3.2 earthquake struck about 9 miles west-southwest of Johannesburg, according to the ...

The next great earthquake isn't the only threat to the Pacific Northwest. A powerful earthquake, combined with rising sea ...