Scientists tracking the Pacific’s most volatile margins are watching a familiar pattern sharpen into something more urgent, ...

The Ring of Fire is an enormous belt of active and dormant volcanoes that surrounds most of the Pacific Ocean. It runs from southern Chile, up the west coast of the Americas, through the islands off ...

A massive 8.8 magnitude earthquake shook the Pacific last Wednesday. This was the 6th strongest quake ever recorded, according to the US Geological Survey. The quake’s epicenter was 84 miles southeast ...

Volcanoes in Alaska, Washington state, Oregon and Hawaii have been rumbling and even spewing lava, enough to spark a swarm of news stories. But despite the jolts and temblors, geologists say there's ...