A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

New reports suggest the Iliamna Volcano in Alaska is rumbling after 100 years of dormancy, but NASA says an eruption isn't ...

Lava in Hawaii, seismic shaking in Alaska and underwater rumblings near Oregon. Scientists say it’s not the end of the world, ...

The work confirms the theory that the pressure applied by heavy ice makes it harder for magma to reach the surface, instead ...

( NewsNation) — A volcano in Alaska that last erupted in 1867 is displaying signs of rumbling. Located roughly 140 miles ...

( NewsNation) — A tsunami warning has been issued for areas of southcentral and southwest Alaska. It follows a 7.3-magnitude ...

From Alaska’s wild Arctic to California’s secret islands, uncover 5 lesser-known national parks that outshine even the big names.

Welcome to our live blog tracking the latest news and developments from the United States. Stay updated with real-time ...

Scientists worry that recent activity seen on a satellite at a volcano near a major U.S. city could spell disaster for thousands.

A NASA-operated satellite recently captured an image of Iliamna Volcano, a glacier-covered volcano located in southwest Alaska, from space. The volcano, standing at an impressive 10,016 feet above ...

The greatest players to put on a Dallas Cowboys uniform since 2000 have been revealed in a new 'Mt. Rushmore' ranking.