A tsunami advisory for Guam and the Commonwealth of the Northern Mariana Islands is no longer in effect, the Offices of Guam Homeland Security and Civil Defense said in a release. At 9:37 a.m. Monday, ...
In September 2023, in an East Greenland fjord, a mountaintop collapsed into the sea and triggered a mega-tsunami about 200 meters (650 feet) tall. The giant wave rocked back and forth inside the ...