What Is a Tsunami and How Does It Form? A tsunami is a series of ocean waves caused by a sudden disturbance, usually an underwater earthquake, that pushes a large amount of water up or down. Most ...

An 8.8 magnitude earthquake hit Russia's eastern coast overnight. This is the sixth strongest quake ever recorded. The first waves hit Russia and Japan, where nearly two million people were evacuated.

A magnitude 7.0 earthquake struck off the coast of northern California on Thursday at 10:44 a.m. PST, just offshore of Cape Mendocino. Shortly after the earthquake, a tsunami warning was issued.

Understanding tsunamis after pacific warnings After Tuesday's widespread tsunami warnings across the Pacific, including Hawaii and parts of the U.S. West Coast, many are asking: How do tsunamis form, ...

Tsunami means “harbor wave” in Japanese, but they differ from other waves that are generated by the wind or solar system. Tsunami waves move the entire depth of the ocean, down to the floor, which is ...

Tsunami warnings are not uncommon along the West coast, where warning sirens and signs in many areas provide a terrifying warning for coastal residents: A wall of water could potentially be coming ...

Following the major 8.8M earthquake in Russia, tsunami alerts were issued for Hawaii, Alaska and the Continental U.S. West Coast Wednesday. Following the major 8.8M earthquake in Russia, tsunami ...