The risk of a devastating mega-tsunami from the Cascadia Subduction Zone highlights the need for improved evacuation plans.

WASHINGTON STATE — A massive 8.8-magnitude earthquake off the coast of Russia's Kamchatka Peninsula is now the sixth ...

An area near Petersville, Alaska, was hit with a 4.6 earthquake on Wednesday, according to the United States Geological ...

Tsunami alerts were issued for Alaska and Hawaii on Tuesday after a major, 8.8 magnitude earthquake struck off the coast of ...

Tsunami alerts blanketed the West Coast and Alaska after one of the strongest earthquakes in recorded history.

Washington appears to have escaped any major impacts from the tsunami that followed Tuesday's massive earthquake off Russia's eastern coast, though the aftershocks continue.Tsunami alerts were issued ...

Two million people are told to evacuate in Japan after an 8.8 magnitude earthquake, one of the strongest ever, hits Russia's ...

Tsunami warnings across US states of Hawaii and California, and in Japan, were downgraded after some waves hit the coasts. Meanwhile, Chile upgraded the warning to the highest level.

A new Virginia Tech study warns of a mega-tsunami that could strike the US Pacific Coast if a massive earthquake hits the Cascadia Subduction Zone. Researchers say there is a 15 percent chance of a ...

An estimated 8.8 magnitude earthquake struck off Russia's coast, triggering tsunami alerts in nearly a half dozen U.S. Pacific Coast states, where booming waves − some documented as high as 15 ...

A tsunami warning has been issued for Hawaii, where waves set off by an 8.8-magnitude earthquake in Russia’s remote Far East ...