According to the Alaska Earthquake Center, the Aleutian megathrust is the primary cause of the strongest earthquakes in the region. It's a major subduction zone fault, an area where two tectonic ...

The tsunami warning for the entire state of Hawaii has been downgraded to a tsunami advisory while parts of Japan has had its ...

The entire U.S. West Coast was facing a tsunami threat after an 8.8 magnitude earthquake erupted off Russia's eastern coast ...

Tsunami waves hit Japan, Hawaii and the U.S. West Coast on Wednesday after an 8.8-magnitude earthquake struck off Russia's ...

ANCHORAGE, Alaska — Back-to-back earthquakes measuring 7.0 and 5.8 rocked buildings and buckled roads Friday morning in Anchorage, prompting people to run from their offices or take cover under ...

A tsunami warning has been issued for Alaska after a 7.2 magnitude tremor struck at a depth of 22 miles rocked the Pacific and sparked a massive alert for the US state ...

An earthquake of magnitude 8.8 - one of the world's strongest-struck Russia's Far Eastern Kamchatka Peninsula early on ...

Fears of a devastating tsunami across the Pacific were fading after one of the strongest earthquakes ever recorded struck off ...

Wednesday's magnitude 7.3 earthquake off Alaska's Aleutian Islands chain struck in a region that has experienced a handful of powerful quakes within the last five years.