A large pyroclastic flow races down Mayon Volcano, sending ash sweeping across the slopes. The fast-moving surge shows why ...

A spectacular display of lava and pyroclastic flow was seen in Stromboli on the afternoon of Dec 4. Just after 2pm a lava overflow and intense explosive activity started from the north crater, before ...

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 ...

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 ...

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 ...

This story originally appeared in the Morning Brief email newsletter. Sign up here to get more stories like this and weekday weather updates from The Weather Channel and our meteorologists. The video ...

Pyroclastic density currents are ground hugging gas-particle flows that originate from the collapse of an eruption column or lava dome. They move away from the volcano at high speed, causing ...

Learn techniques for surviving a pyroclastic flow. Donald Trump offered $250M to run for a third term You've Probably Never Seen These Rare Vintage Photos of Lucille Ball Putin derides European ...