Magnitude 6.5 earthquake hits Nicobar Islands, India without tsunami alert, according to USGS and Tsunami Warning System.

Scientists investigate the Cascadia Subduction Zone off the Pacific Northwest, and the potential for a catastrophic tsunami.

After the Great Alaskan Earthquake, the ocean raced toward Crescent City. Despite warnings, the town was unprepared for the ...

A magnitude 5.3 earthquake jolted Japan's northern Hokkaido region, with no risk of a tsunami confirmed by the Japan Meteorological Agency (JMA).

A magnitude 5.3 earthquake struck Japan's northern Hokkaido region on Monday, startling residents across multiple districts.

The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the coast.