The 1815 eruption produced 60 megatons of sulfur, and as a result, average global temperatures dropped by around 3°C (5.4°F).

The true date of the eruption has long eluded—and vexed—historians of the deadly disaster. Here’s what the archaeological ...

Thirty-eight years ago, Mount St. Helens erupted in Washington, spewing ash, rock, and hot gasses into the air and causing mud to flow down the mountainsides. The eruption took place on May 18, 1980, ...

A volcanic eruption around 1345 may have set off a chain reaction that unleashed Europe's deadliest pandemic the Black Death, scientists say. Clues preserved in tree rings suggest the eruption ...