A tsunami warning in Japan is raising questions. Here’s how tsunamis form, why warnings change and what people far from the ...

An earthquake with a magnitude of 7.4 struck off Japan's northern coast, prompting a temporary tsunami alert across the ...

A 6.1-magnitude earthquake struck Hokkaido, Japan, on Sunday, with no tsunami warning issued.

SWOT satellite captured a Pacific-wide tsunami in high-resolution, revealing complex wave patterns that challenge tsunami ...

The Pacific Tsunami Warning Center said there is no tsunami threat to Hawaii after a magnitude 7.4 earthquake struck off the ...

The Japan Meteorological Agency said a tsunami of up to 10 feet could strike after the 7.7 magnitude earthquake.

A three-meter (9.8-foot) tsunami warning was issued for Japan on Monday after a strong 7.4 magnitude earthquake struck off ...

A powerful earthquake struck off the northern Japanese coast, measured at a magnitude of 7.7 by the Japan Meteorological ...

Mud-rich coastlines could face a greater tsunami risk, at least that may have been the case for the 2011 Tōhoku-oki tsunami ...

A strong earthquake and several subsequent tremors rattled northern Japan on Sunday evening, triggering tsunami advisories along the coast, according to the Japan Meteorological Agency. The earthquake ...

A powerful earthquake struck off the northern Japanese coast, and the Japan Meteorological Agency issued a tsunami alert in ...