History has a way of repeating itself. But unlike science, built on general principles and testable theories about the natural world, history examines past events and human actions using evidence and ...

A satellite deployed to measure ocean surface heights was up to the challenge when a massive earthquake off the Kamchatka Peninsula triggered a Pacific-wide tsunami in late July. The Surface Water ...

Millions of people along the coasts of the Pacific Northwest, Hawaii and Alaska rely on tsunami warnings to tell them that potentially dangerous waves are coming, sometimes in a matter of minutes.