Tsunamis have nothing to do with the wind-generated waves we're used to seeing, or the tides—they’re a set of ocean waves caused by the rapid displacement of water. Most commonly, this happens when ...

Tsunamis pose a danger to every community across Canada's three coastlines. A tsunami is a series of large, persistent waves caused by the sudden displacement of a body of water. Earthquakes are ...

Following the major 8.8M earthquake in Russia, tsunami alerts were issued for Hawaii, Alaska and the Continental U.S. West Coast Wednesday. Evacuations were ordered as well. And that's with good ...

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 ...

Coastal communities in Alaska face some of the most significant tsunami hazards in the United States. Tsunamis can strike within minutes of an earthquake or coastal landslide, making tsunami awareness ...

A powerful offshore earthquake in northern Japan triggered tsunami warnings Monday, sending tens of thousands scrambling to higher ground. Half a world away, it raises a simple question: How do ...

Add Yahoo as a preferred source to see more of our stories on Google. This map of Japan shows where an underwater earthquake triggered tsunami alerts Monday. Tsunami warnings issued by the Japanese ...