Out in the open ocean, massive waves can rise without warning—some so powerful they resemble a sudden tsunami. These ...

The ocean hides more than just massive big waves—it conceals something far more terrifying beneath the surface. When waves ...

A magnitude 7.5 earthquake struck off the northeastern coast of Japan on Monday, as authorities urged residents to stay away ...

Authorities urged residents to stay away from coastal areas where tsunami waves of up to 10 feet were possible.

The 7.7-magnitude undersea quake occurred off Iwate Prefecture, on the northeastern coast of Japan’s main island, Honshu.

After a magnitude 7.7 earthquake struck of the coast of Japan and set off tsunami warnings, there’s an elevated risk of a ...