One of the most explosive volcanoes in U.S. history began its eruption with a trickle, not a blast. Mount St. Helens' gas-laden magma oozed into the cone before the mountain finally erupted in 1980.

Understanding what triggers large volcanic eruptions is crucial for hazard assessment, but the exact mechanism driving these ...

A remote volcano in Russia’s far east has roared back to life in spectacular fashion, unleashing two violent explosions within a single day and sending ash high into the atmosphere. The twin blasts, ...

The Kilauea volcano in Hawaii erupted on Tuesday morning, spitting out football-sized particles into the air. Fallout of the particles were reported at overlooks in the Hawai'i Volcanoes National park ...

Streams of molten lava flowed from Hawaii's Kilauea volcano overnight Saturday into Sunday, ahead of another eruption expected to take shape in the coming days, the U.S. Geological Survey said.

A series of lava fountains building -a cone perched on the crater rim … sounds like the ongoing eruption in Halema‘uma‘u at the summit of Kilauea, but this description could also fit the Kilauea Iki ...

Kilauea, one of Hawaii’s most active volcanoes, just erupted, sending lava over 1,000 feet into the air and visitors to the state’s most famous national park scrambling for cover. The 4,000-foot ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...