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.

The Senate Committee on Energy & Natural Resources has reapproved legislation that increased monitoring of Washington's five ...

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

This mysterious sudden movement of Earth's crust sent vibrations through the seafloor that were picked up by distant ...

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

A volcano near Iceland’s capital Reykjavik erupted late on Wednesday (November 20) for the tenth time in three years, spewing ...

A volcano erupted with lava spewing from a fissure on the Reykjanes Peninsula in southwestern Iceland late Wednesday evening.

Scientists aboard the Coast Guard Cutter Healy have identified a potential underwater volcano while mapping the seafloor off ...

Scientists aboard the Coast Guard Cutter Healy have discovered a large underwater volcano approximately 1,600 meters beneath ...

People visit Yellowstone National Park every year to observe its wildlife and vast array of hydrothermal features. One ...

Mark Stelten has conducted research on magmatic systems since 2008 with an emphasis on geochronology and geochemistry. He has worked on a variety of volcanic and plutonic systems over the course of ...