Japan issues its first-ever megaquake advisory after a magnitude-7.6 tremor, warning of a possible monster-high tsunami along ...

ANCHORAGE, Alaska (KTUU) - Sunday’s landslide-triggered tsunami in Southeast Alaska had a run-up of at least 100 feet, according to the Alaska Earthquake Center, meaning the wave went at least 100 ...

Officials said the megaquake advisory is not a prediction and the probability of a magnitude 8 or larger quake is only about ...

(Photo by JIJI Press / AFP via Getty Images) / Japan OUT Japan issues highest-level warning for possible megaquake and 98-foot tsunami. Authorities urge 800-mile coastline residents to prepare ...

After modest tsunami waves arrived in California following a powerful earthquake in Russia, damaging a dock in Crescent City, advisories were downgraded and canceled for the majority of the state. “We ...

A powerful 7.6-magnitude earthquake shook northern Japan on Dec. 8, prompting warnings of a tsunami as high as 10-feet and ...