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 lava collapse at Mayon Volcano in the Philippines triggered a fast-moving pyroclastic flow on May 13, sending a volcanic ...

Mayon volcano unleashed its most intense activity in months on May 8, 2026, sending lava flows as far as 3.8 kilometers down ...

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 ...

There are several ways pyroclastic flow can develop during an volcanic eruption. (AFP) Guatemala's Volcan de Fuego - Volcano of Fire - erupted spectacularly Sunday, shooting a plume of ash and gas ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists have discovered that the scorching material spewed from a volcano during eruptions generates a layer of air ...

MANILA, Philippines — A surge in pyroclastic density currents has been detected at Mayon Volcano in Albay in the past 24 hours, although these do not indicate escalation to a stronger eruptive phase, ...