Tsunamis move the whole ocean, not just the surface. Flume tests and a rare satellite pass show how they start, how fast they ...

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Towering walls of water traveling at the speed of a jetliner, with coastal communities from Japan and Hawaii to South America and the U.S. West Coast in their path. That was the frightening ...

Join PHIVOLCS on 24 October for Metro Manila's first Tsunami Run for Safety at SM by the Bay, Pasay City. Learn vital tsunami ...

Tsunamis are among the most powerful and destructive natural forces on Earth. These massive surges of water form through entirely different processes than regular ocean waves, and their size can range ...

A 2025 Tsunami Preparedness Video has been produced by the University of Hawaiʻi Sea Grant College Program (Hawaiʻi Sea Grant) in collaboration with the Hawaiʻi State Department of Education and ...

PASADENA, Calif. – A wave of new NASA research on tsunamis has yielded an innovative method to improve existing tsunami warning systems, and a potentially groundbreaking new theory on the source of ...

Seventeen communities in Samoa have been formally recognized under the UNESCO Intergovernmental Oceanographic Commission ...

New research demonstrates shipborne navigation systems have potential to improve tsunami detection and warning. Landslide-generated tsunamis pose a serious risk to coastal communities, particularly ...

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New social science research is helping strengthen tsunami safety messaging by showing how people understand evacuation maps, natural warnings and official alerts. A study led by Earth Sciences NZ ...

Trapped inside the shoreline of a bay, the resonant interactions of a tsunami with regular waves can prolong the tsunami disturbance. For the 2021 magnitude 7 Acapulco, Mexico earthquake and tsunami, ...