Get key tips on Mexico tsunami preparedness to help coastal communities from Oaxaca to Mazatlán prepare, act fast and stay safe when tsunamis strike.

A recent 7.3 magnitude earthquake off Alaska's Aleutian Peninsula triggered tsunami warnings, stirring memories of the 1958 Lituya Bay megatsunami. Wh ...

A tsunami warning has been issued for south Alaska after a 7.3-magnitude earthquake struck on Wednesday. Follow Newsweek's live blog.