Giant, large-scale eruptions can have more serious impacts. One such event contributed to the demise of the dinosaurs 66 ...

As glaciers melt around the world, long-dormant volcanoes may be waking up beneath the ice. New research reveals that massive ...

Indonesia's rumbling Mount Lewotobi Laki Laki erupted Monday, sending a column of volcanic materials as high as 18 kilometers ...

Smith Rock State Park is a world-renowned climbing destination, home to the 550-foot (168 meters) volcanic rock formation ...

The U.S. military wants to continue live-fire training at Pohakuloa, a high-altitude plateau on Hawaii’s Big Island.

From Samoa's natural beauty to the Caribbean allure of Saint Kitts. Explore the countries that start with the letter 'S'!