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

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.

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

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

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 ...

The recent trip was part of a larger project called the Alaskan Arctic Coast Port Access Route Study, which was enacted to ...

Scientists aboard a U.S. Coast Guard icebreaker have discovered something unusual in the Arctic Ocean off northern Alaska: a ...

"Glacier velocity could be a valuable new technique for monitoring volcanic activity," researcher Joseph Mallalieu said.

The Coast Guard said their work led to the discovery of what’s described as a sub-sea volcano-like feature during the first ...

Scientists can’t know precisely when a volcano is about to erupt, but they can sometimes pick up telltale warning signs ...