The Cascadia Subduction Zone, a major fault that runs offshore from Northern California to British Columbia, is best known ...

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

A future Cascadia earthquake could unleash far more than just devastating shaking — it could sink large parts of the Pacific ...

A 4.7 magnitude earthquake struck near Anchorage, Alaska just after midnight on Tuesday as residents have been warned of ...