Preliminary reports from the U.S. Tsunami Warning System said tsunami waves were possible for coastlines within about 190 miles of the earthquake’s epicenter, including those on Tonga. The system ...

This new map of the megaripples can help predict the impact of future tsunamis, and to better understand ... Our mission, making change happen, has never been as important as it is today.

A strong, 6.9-magnitude earthquake struck in the Solomon Sea on Saturday, according to the United States Geological Survey. A “tsunami threat” was issued for some parts of the coast of Papua New ...

Some sections of California's coast are considered vulnerable to tsunamis. Find out where those locations are and how to best prepare.

See below for a map of tsunami risk by county, and a list of the U.S. counties at greatest risk from such a disaster.

The monster earthquake and ensuing tsunami that ravaged Japan in March 2011 left behind a ton of floating debris in its wake—25 million tons to be exact. And now that giant mass of garbage ...

The report relies on a recently updated, interactive map from the California ... “While damaging tsunamis are infrequent in California, they have and do happen. If you live on or visit the ...