Despite monitoring systems, eruptions remain difficult to predict. And some tour guides say visitors who choose to explore volcanoes do so at their own risk.

The 1980 eruption of Mt. St. Helens — which began with a series of small earthquakes in mid-March and peaked with a cataclysmic flank collapse, avalanche, and explosion on May 18 — was not the largest ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

Guatemala has initiated the evacuation of residents residing on the slopes of the Volcano of Fire, following a recent ...

According to new research, the active volcano that sits west of Naples has a "tuff" layer about two miles beneath the surface that traps volcanic gases deep below the caldera's floor.