Residents in Hawaii, Japan and along the western coasts of the Americas scrambled on Tuesday after a powerful earthquake off ...

Tsunami advisories in some areas of the U.S. are being canceled as concerns about devastating damage faded in Japan and along the U.S. Pacific Coast. But new alerts in South ...

Tsunami warnings that blanketed the west coast July 29 prompted memories of a 1958 wave that struck Alaska, the largest ever recorded.