But some refused to evacuate during the hazardous lava fountaining episode.

There are around 1,500 known active volcanoes worldwide. A volcano is considered active if it has erupted in the last 10,000 years. Around 40 to 60 volcanoes erupt every year.

A swelling underwater volcano off the West Coast may erupt later than previously projected. Scientists initially thought that the Axial Seamount, which lies 300 miles off the coast of Oregon, would ...

Scientists are predicting that a mile-long volcano off the U.S. West Coast will erupt this year. The Axial Seamount, an underwater volcano located about 300 miles off the coast of Oregon, is ...

An underwater volcano off the coast of Oregon is gearing up for an eruption, according to volcanologists who are monitoring for activity. The Axial Seamount-- an underwater volcano located about 300 ...

Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...

Experts have dismissed the possibility of an eruption, saying, 'It’s Yellowstone being Yellowstone.' ...

Think about a mountain that keeps getting taller but never explodes. This might sound impossible, yet it happens more often than most people realize. Volcanoes don't always follow the same playbook of ...

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 ...

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 ...