Mapping in the Chukchi and Beaufort seas off Alaska has uncovered a 1,640-foot-tall structure on the seafloor, but scientists ...

How many of the 160 named volcanoes in the U.S. and territories do you know? If you live in Alaska you have a big advantage.

Scientists working alongside the U.S. Coast Guard have discovered a 1,640-foot-tall (500 meters) structure that looks like an underwater volcano off the coast of Alaska. The structure may be ...

Did you know the Ring of Fire, a horseshoe-shaped zone around the Pacific Ocean, has about 750 to 915 active or dormant ...

Visiting a volcano can seem dangerous, but it's also one of the most exciting travel experiences. These are the coolest ...

Around 50 homes were evacuated, along with guests at the famous Blue Lagoon resort, according to the national broadcaster.

GRINDAVIK, Iceland (AP) — A volcano in southwestern Iceland that has roared back to life after eight centuries of silence has erupted for the seventh time since December, sending molten lava ...

A volcano on the Reykjanes peninsula in Iceland flared again late Wednesday night, marking the region's seventh eruption in just one year. Lava burst from a crack in the ground before midnight ...

GRINDAVIK, Iceland (AP) — A volcano in southwestern Iceland that has roared back to life after eight centuries of silence has erupted for the seventh time since December, sending molten lava ...