The quake, according to the U.S. Geological Survey, struck at 4:25 p.m. Pacific Daylight Time at a depth of around 11 miles 80 miles southeast of Petropavlovsk Kamchatka.

Scientists are raising the alarm about a potential 1,000-foot mega tsunami that could strike the U.S. West Coast with devastating force. A new study highlights the Cascadia Subduction Zone—a massive ...

A 7.4 magnitude earthquake has struck off the southeastern coast of the Philippines, according to the US Geological Survey, with local authorities warning of dangerous tsunami waves.

The U.S. Tsunami Warning System issued a tsunami threat after the quake, saying hazardous waves were possible for coasts near ...