Echinus Geyser in Yellowstone National Park, a rare acidic geyser and the largest in the world, has recently been observed ...

Dozens of people have died, hundreds are missing and many more homes were destroyed after separate volcanic eruptions in ...

Hawaii’s Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet (30 meters) into the air and across a section of its summit crater floor. It was Kilauea’s 31st display of molten ...

Lava shoots high into the sky. Molten rock erupts from two vents simultaneously. The nighttime sky glows red and orange, reflecting the lava oozing across a summit crater. Scientists expect Kilauea ...

Almost 300,000 residents in Alaska's largest city are bracing for an explosive volcanic eruption. Mount Spurr, a 11,000-foot-tall volcano that sits just 81 miles from the largest city in the state, is ...