The likelihood of a powerful earthquake ... risk ratios. But continuing aftershocks from the massive earthquake that struck on March 11, 2011, and left nearly 20,000 people dead in the tsunami ...

Greek authorities issued a temporary tsunami warning this week after a earthquake measuring 5.9 on the richter scale struck ...

The next major Pacific Northwest earthquake could cause coastal land to sink by up to 6.5 feet in a matter of minutes — and ...

It's a matter of when -- not if -- a significant earthquake will shake the Pacific Northwest, and a new study says some areas ...

A new study is fueling speculation and fear about the risks of a major earthquake in the Cascadia subduction zone, including ...

Chile earthquake: A 7.4 magnitude earthquake struck off the southern coasts of Chile and Argentina on Friday, the United ...

A 7.4 magnitude earthquake struck off the southern coasts of Chile and Argentina on Friday, triggering a tsunami warning, but ...

A nightmarish scenario for the Pacific ... powerful earthquake that could kill thousands, shattering critical bridges, destroying undersea communication cables and producing a tsunami.

The core premise of the study lies in addressing the persistent limitations of traditional tsunami prediction systems. These ...

A magnitude 7.4 earthquake in Argentina prompted a tsunami warning along the coasts of Chile - thousands of people were told ...

Officials fear a huge tsunami could be heading for Chile after a 7.5 magnitude earthquake struck off the coast of Argentina.