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

Visual observations have been a backbone of volcano research more than 2,000 years and remain fundamental to understanding ...

Dozens of people have died, hundreds are missing and many more homes were destroyed after separate volcanic eruptions in Hawaii and Guatemala that made headlines worldwide in recent months. And ...

KILAUEA VOLCANO, Hawaii -- A Utah tourist captured video of an exploding volcano in Hawaii that sent molten lava and rocks flying through the air. Diane Ririe, who was visiting her parents in ...

Spectacular videos show several volcanoes erupting and spewing fiery lava. Guatemala's Volcan de Fuego, meaning volcano of fire, began spouting a constant stream of molten lava on February 23. It's ...

Volcanic eruptions are perhaps nature's most terrifying display of power. Catastrophic eruptions of volcanoes like Mount Vesuvius, Krakatoa, and Mount St. Helens have gone down as some of the most ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. How and if a volcano explodes depends on how and when bubbles of ...

Scientists have uncovered a long-missing piece of the volcanic puzzle: rising magma doesn’t just form explosive gas bubbles when pressure drops—it can do so simply by being sheared and “kneaded” ...