Japan’s weather agency has issued its highest-level warning that a megaquake could follow Monday’s 7.5-magnitude tremor. Authorities urged anyone living near the Pacific coast to remain vigilant ...

Tsunami waves reached the coast of northern California early on Wednesday, as authorities downgraded warning levels in Hawaii and parts of Japan, hours after powerful waves—triggered by a magnitude ...

Watch a live view from Japan after an 8.8-magnitude earthquake struck off the coast of Russia. Tsunami waves as high as 60 centimeters (2 feet) were recorded in Japan, and authorities warn higher ...

Add Yahoo as a preferred source to see more of our stories on Google. Tsunami waves reached Hawaii and the West Coast after a historically powerful earthquake struck off Russia's coastline, but ...