Volcanologist Professor Chris Jackson discovers evidence of the deadly pyroclastic flow. Volcanologist Professor Chris Jackson reveals the power of the deadly pyroclastic flow that had swept through ...

After an eruption, DIY cushions of gas help searing torrents of gas, ash, and rock spread miles from their source within a matter of minutes. Pyroclastic flows contain a deadly combination of hot rock ...

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 ...

MANILA, Philippines — Since showing increased activity earlier this year, Mayon Volcano generated its "largest" pyroclastic density current so far, with an ash plume reaching up to 1,000 meters on ...

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 ...

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 ...