A 7.0 earthquake off the coast of Northern California in early December triggered a tsunami warning for parts of the ...

Tsunamis, triggered by earthquakes, volcanic eruptions, and landslides, have caused immense devastation throughout history. The 2004 Indian Ocean tsunami was the deadliest, claiming over 230,000 lives ...

The small Northern California community of Crescent City turned on its tsunami sirens to warn residents about possible waves.