Evidence of deadly ash clouds deep in the country's underground caves shows there's no escaping massive volcanic eruptions. Authors of the new study 'Nowhere to hide', published in the scientific ...

Guatemala's Volcán de Fuego has erupted into its most explosive mode of 2026, sending pyroclastic flows — fast-moving avalanches of superheated gas, ash, and rock capable of traveling up to 435 mph ...

The discovery of the driving force behind the world's deadliest volcanic events could help improve forecasting of their devastating effects, new research suggests. The findings reveal the mechanism ...

A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ...