Discover why volcanoes erupt, how magma and gases cause eruptions and why volcanoes are essential for life on Earth.

Even if a volcano is just a few miles away, you might not hear it erupt. How is that possible? It has to do with a phenomenon known as sound shadows! Hank will tell you all about it in this new ...

If Yellowstone erupted, it would cause incredible chaos and change life we know it forever. However, scientists believe that Yellowstone isn't actually going to erupt anytime soon, and we'll explain ...

POZZUOLI, Italy — In Greek and Roman mythology, the Campi Flegrei volcano is depicted as the opening to the underworld. Its prehistoric eruptions blocked out the sun, turning summer into winter and ...

“This process can be likened to a bottle of sparkling water containing dissolved volatiles that exolve when the bottle is ...

In a new study, researchers show that gas bubbles can form in the rising magma not only due to a drop in pressure but also due to shear forces. If these gas bubbles grow in the volcanic vent early on ...

An active underwater volcano 300 miles off the Oregon Coast that was predicted to erupt in 2025 is now expected to erupt ...

PURACE, Colombia -- Oliverio Quira often goes to check on his cattle on a plot of land he owns less than a mile from the ...

View of Mount Rainier from Pinnacle Peak trail in Mount Rainier National Park, Washington State, USA. (Photo by Wolfgang Kaehler/LightRocket via Getty Images) USGS Volcanoes, a USGS social media ...