The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

Tornadoes and flooding will be among the hazards that threaten more than a dozen states as a new outbreak of severe weather ...

A volcano eruption near Oregon is brewing — but don’t panic about Axial Seamount. The undersea volcano has been attracting attention for months as scientists ...

Learn more about Indonesia's Mount Lewotobi Laki-laki Volcano and the activity alert system in place that helps keep people ...