Tephra formed by lava fountains during the ongoing Kīlauea summit eruption has created a new puʻu, or hill, southwest 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” ...

The physics of java and lava are actually quite similar, at least when it comes to bubbles, according to a surprising study.

MICHIGAN – Ice volcanoes. Yes, they are a thing. While they don’t spew lava like the volcanoes often making news headlines, this winter phenomena is quite literally a cool sight to see. Along the ...

Learn how stress inside a volcano can make gas bubbles form early, helping explain why some eruptions stay quiet instead of exploding.

Scientists have discovered that shear forces inside rising magma can create gas bubbles long before pressure drops occur. The ...

The volcanic ash cloud is made of tiny, sharp particles of rock, minerals and volcanic glass. The formation of the particles ...

An odd-looking cloud formation over Mount Rainier drew curious eyes from social media users Wednesday as the volcano looked as if it was giving a warning before some sort of event, but experts quickly ...

An immense volcanic ash cloud from Ethiopia's Hayli Gubbi eruption is heading towards India, potentially causing hazy skies ...

Some scientists think we can better understand volcanoes by learning how the gaseous vortexes emerge. By Carolyn Wilke Some volcanoes perform a rather subtle trick: blowing rings of vapor that waft ...