The extreme and rapid nature of Mount Vesuvius' pyroclastic flows vitrified the brain tissue of the unfortunate Roman soldier ...

A rare sequence of heating and cooling triggered the chain of chemical reactions that turn organic material into glass.

Located about 8km southeast of Vesuvius, Pompeii was violently pelted by falling pumice and ash for about 12 hours before its final destruction by what are called “pyroclastic surges”: fast ...

Located about 8km southeast of Vesuvius, Pompeii was violently pelted by falling pumice and ash for about 12 hours before its final destruction by what are called “pyroclastic surges”: fast ...

Surge Deposits are a geological formation resulting from a pyroclastic surge-a fast-moving, ground-hugging flow of hot gas and volcanic particles ejected during explosive volcanic eruptions.

Every single resident died instantly when the southern Italian town was hit by a 500°C pyroclastic hot surge. Pyroclastic flows are a dense collection of hot gas and volcanic materials that flow ...

But a 2001 study in Nature, co-authored by Italian archaeologist Pier Paolo Petrone, estimated a temperature of 500° Celsius (932° Fahrenheit) for the pyroclastic surge that destroyed Pompeii ...

was “completely charred and burst from being subjected to the intense heat of the pyroclastic ash surge, a high-speed turbulent cloud rich in hot gases, ash and steam,” as Petrone eloquently ...

The Geological Agency raises the activity level of Mount Lewotobi Laki-Laki following increased volcanic activity in recent ...