Great Sitkin Volcano sits in Alaska’s Aleutian Islands, under busy flight paths between Asia, North America, and Europe. Lava ...

University of Birmingham volcanologist Mike Cassidy argued that the biggest danger could come, not from Yellowstone and Mount Etna, but from hidden volcanoes that appear dormant and are barely ...

Recent weeks have seen a noticeable uptick in volcanic activity across America, raising eyebrows...and a few heart rates. From underwater rumbles off the Oregon coast to lava flows in Hawaii and ...

Ecuador has several dormant volcanoes not only challenging in themselves, but great practice for bigger peaks. Here’s a first-person account of one man’s Ecuadorian climbs. Cotopaxi volcano spewing ...

Ice volcanoes are short-lived formations that appear along very cold lake shorelines, most commonly near the Great Lakes.