Volcanoes can behave in strikingly different ways, even when they appear nearly identical. Some release slow, steady lava ...

In Japan, the Sakurajima volcano spewed out a huge cloud of ash, startling local residents. The explosive eruption caused no damage or injuries.

A live camera is now locked on Semeru Volcano, Indonesia’s highest and one of its most active peaks. The stream captures the ...

Melting glaciers may be silently setting the stage for more explosive and frequent volcanic eruptions in the future, according to research on six volcanoes in the Chilean Andes. A study to be ...

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 ...

Volcano Watch” is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory ...

Add Yahoo as a preferred source to see more of our stories on Google. An explosive eruption at the summit of Kanlaon Volcano occurred on February 19, sending a dark ash plume around 2,000 meters above ...

Explosive volcanism occurred on Mars during its early history (Noachian–Hesperian; ~4.1–3.0 Ga). Because of Mars’ cold atmospheric temperatures, water released from explosive eruptions may precipitate ...

When Apollo astronauts stumbled across shimmering orange beads on the moon, they had no idea they were gazing at ancient relics of violent volcanic activity. These glass spheres, tiny yet mesmerizing, ...

Learn about how volcanoes are formed and the ways they erupt Chiara Maria Petrone, Roberto Scandone, and Alex Whittaker On February 20, 1943, Dionisio Pulido and his family were working in their ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure dropped ...