Tsunamis

A network of undersea faults off the coast of Southern California could produce huge quakes that could send tsunami waves crashing into Los Angeles, new research suggests.

Indian Ocean tsunamis destroyed one of the world's most important silk-route ports in the 15th century, new research finds.

Landslides coming off Catalina Island's steep slopes could send tsunamis racing toward popular Los Angeles and Orange County beaches.

The 2011 Japan tsunami released thousands of tons of ozone-destroying chemicals and greenhouse gases into the air.

Ten years ago we witnessed one of the worst natural disasters in history, when a huge earthquake off the coast of Sumatra triggered a devastating tsunami which swept across the Indian Ocean.

As the 10th anniversary of the Indian Ocean tsunami approaches on Dec. 26, greatly expanded networks of seismic monitors and ocean buoys are on alert for the next killer wave.

Small islands boost the power of tsunami waves, rather than absorbing their impact, a new study shows.

Extinct volcanoes on the ocean floor get squashed by tectonic plates and create tsunami earthquakes.