One of the leading killers during explosive volcanic eruptions is a family of superheated gas, ash, and debris known as pyroclastic density currents. These tumbling, turbulent paroxysms rush downslope ...

At least 62 people were reported killed when Guatemala’s Volcan de Fuego erupted on Sunday, June 3, sending plumes of rock, gas, and ash over nearby villages, as well as a fast-moving and destructive ...

Learn techniques for surviving a pyroclastic flow.

Why escaping a pyroclastic flow is nearly impossible. Judge strikes down Trump’s birthright citizenship order in new legal challenge after Supreme Court ruling Dave Ramsey sends strong message to ...

BUFFALO, N.Y. -- Technologies ranging from mathematical modeling, geologic simulation and geographic information science to scientific computing and virtual reality are being combined by University at ...

Dumping literal tons of hot volcanic material down a lab flume may finally have revealed how searing mixtures of hot gas and rock travel so far from volcanic eruptions. These pyroclastic flows can ...

When Guatemala’s Volcán de Fuego erupted in June 2018, it sent a billowing hot cloud of gas, ash and rock careening down the slope of the mountain. In the many smartphone videos of the eruption, the ...

Rocky debris and superheated steam that erupts out of volcanoes can travel over land at around 200 kilometres per hour. A study shows that these pyroclastic flows are so speedy because the rubble ...