Avalanches of ash, gas and rock that cascade downhill during volcanic eruptions may be even more dangerous than scientists had realized. Pulses of high pressure form within these slides, known as ...

Pyroclastic flows are some of the most fearsome hazards posed by erupting volcanoes. These avalanches of superheated ash, gas, and rock are responsible for some of the most famous volcanic disasters ...

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 ...

In 2022, the eruption of the submerged Hunga Tonga–Hunga Ha apai volcano triggered a fast-moving and destructive underwater debris flow that severed telecommunication cables and reshaped the ...

A volcanic eruption in Italy left people scurrying for cover from what officials are saying is a pyroclastic flow. Several videos circulating online show people running as smoke from the side of Mount ...

Learn techniques for surviving a pyroclastic flow. Tropical Storm Melissa spaghetti models show chances of striking Florida ‘Unfit to Serve’: Pentagon Targets Kirk Critics Nickels only? Grocers warn ...