A powerful volcanic eruption in Indonesia sent residents fleeing as Mount Semeru released a towering ash column and pyroclastic flow - a fast-moving, superheated cloud of dense volcanic gas, ash and ...

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

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 ...

Scientists suggest in a new study that the Black Death may have been triggered by one or more volcanic eruptions The disease may have been carried by fleas infected with the bubonic plague that ...