volcanoes

Grand Prismatic Spring in Yellowstone National Park, Wyoming, US; Yellowstone Caldera

Researchers Discover Why the Yellowstone Supervolcano Is Rising

raikoke volcano

These Incredible NASA Photos Show a Volcano Erupting From Space

Kilauea Volcano

A Kilauea ‘Lava Bomb’ Shatters Man’s Leg

Kilauea Volcanic Eruption

Kilauea Volcano Is Primed for an 'Explosive Eruption' in Hawaii

Kilauea Hawaii Volcano Eruption

Watch: Lava and Ash Devour Homes as Kilauea Erupts in Hawaii

Hawaii’s National Parks Could See a Fee Increase