A tsunami is a series of ocean waves that sends surges of water, sometimes reaching heights of over 100 feet (30.5 meters), ...

In light of Friday's tsunami following the Japan earthquake, find out how the killer waves are caused, what the warning signs are, and how to respond when a tsunami threatens.

One of the strongest earthquakes ever recorded has struck Russia’s Far East, causing tsunami waves in Japan and Alaska and ...

On Tuesday, a powerful 8.8 magnitude earthquake rocked the area around Russia’s Kamchatka peninsula, resulting in tsunami warnings being issued around the world. But how often do they occur and ...

Everyone knows just how destructive the ocean can be, but that amazing power is never more on display than when there is a tsunami. These awe-inspiring displays of Mother Nature's fury can reshape ...

A huge sub-sea quake generated a tsunami in the Pacific Ocean on Wednesday, killing an unknown number of people in American and Western Samoa and sowing fear as far as New Zealand.

A huge sub-sea quake generated a tsunami in the Pacific Ocean on Wednesday, killing an unknown number of people in American and Western Samoa and sowing fear as far as New Zealand.

Read CNN’s Fast Facts to learn more about some of the worst tsunamis in history.

“Residents and visitors who evacuated may return home at this time. Please use caution and patience as traffic will likely ...

A tsunami advisory was issued for the California coast following an 8.8 magnitude earthquake off the coast of Russia on Tuesday afternoon, July 29.

Watch a view of beach and hotels in Hawaii on Wednesday (30 July) after authorities issued tsunami warnings following a ...