An explosion on Mount Spurr could generate massive cloud of ash, which could mess with airplanes and cause issues for humans.

If an eruption happens, it would likely occur at Crater Peak, shown in the background of this summit photograph. Photograph by Matt Loewen, Alaska Volcano Observatory, U.S. Geological Survey ...

Where are the most active volcanoes in the United States? From Hawaii’s fiery peaks to Alaska’s volcanic landscapes, discover ...

More than two dozen earthquakes have rattled a massive volcano over the last two days, as locals capture footage of steam ...

A major U.S. city is under threat from a potential volcanic eruption after more than 20 earthquakes were recorded in Alaska.

THIS is the shocking moment that three tourists risked their lives by clambering into a live, lava-filled volcano. The thrill ...

The fence once marked the edge of the Fort Randall Post Cemetery, a burial ground used during WWII. The remains of U.S. and ...

A shocking video from Mexico has gone viral, showing three tourists risking their lives as they climb dangerously close to ...