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

A new study warns parts of the Pacific Coast, including Western Washington, could sink several feet during a major offshore ...

The Pacific Plate is cracking from within, overturning tectonic theories. Hidden undersea faults show Earth’s strongest plate ...

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

Geoscientists from the University of Toronto have made a breakthrough discovery that adds new dimensions to the theory of ...

Have you ever wondered why the Pacific Ocean seems to be constantly shaking and erupting, as if the very earth beneath it is ...

Seismic waves from earthquakes have always offered a window into Earth’s hidden interior. For decades, researchers believed ...

Within this horseshoe-shaped zone is a “string of underwater volcanoes and earthquake sites around the edges of the Pacific Ocean ... activity occurs along subduction zones … [which] are also where ...

A magnitude 6.3 earthquake has shaken the region south of the Fiji Islands, underscoring the area's susceptibility to seismic activity. This event, occurring on Monday, highlights the ongoing risks ...

These subduction-zone quakes are the world’s largest ... To flee a tsunami, people need warnings, and the U.S. government has set out Pacific Ocean monitors to pick up signals from known ...