One of the most deadly and dangerous volcano hazards isn’t lava. Mudflows called lahars can come without clear warning.

Satellite imagery capturing a mysterious thermal anomaly on top of an unexplored volcano at the ends of the Earth sparked excitement among scientists in 2018. Due to the island's remote location and ...

An explosion on Mount Spurr could generate massive cloud of ash, which could mess with airplanes and cause issues for humans. For the last year, Alaska's Mount Spurr has been showing signs of a ...

It was small by volcanic standards, but massive by human ones: on this day in 1980, Mount St. Helens erupted in what the ...