Volcano Kilauea's puahiohio are swirling columns of ash and volcanic debris, often mistaken for tornadoes but formed by ...

Hawaii Island's Kilauea volcano began erupting on Sunday, Nov. 9, drawing in hordes of visitors to Hawaii Volcanoes National Park eager to witness the natural spectacle. As one of the world's most ...

• Axial Seamount is the best-monitored submarine volcano in the world. • It’s the most active undersea volcano closest to California. • It could erupt by the end of the year. A mysterious and highly ...