A rare SWOT pass mapped a Pacific tsunami in detail, exposing hidden wave complexity and showing why forecasting models need a major update.

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.

Global leaders, from Naoto Kan to Victor Ponta, have resigned after disasters as a sign of accountability. In contrast, ...

A strip of restless ocean off the Pacific Northwest conceals a threat that has been building for centuries. Beneath these ...