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 ...

Scientists have discovered that the scorching material spewed from a volcano during eruptions generates a layer of air between it and the ground, allowing it to surf along at extreme speeds, ...

A column of ash from the eruption of Mount Semeru on Tuesday evening, April 7, 2026, reached a height of two kilometers above ...

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 ...

Mayon Volcano remains under heightened alert as volcanic activity intensifies, raising concerns among authorities and residents in the region, ...

Mount Semeru in East Java erupted nine times on Sunday, with the latest eruption sending an ash column up to 800 metres above ...

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, ...

The eruption of the Fuego volcano—or volcano of fire—in Guatemala on Sunday and the flows that followed have killed more than 60 people so far, according to authorities. The volcano is one of the most ...

Guatemala’s Volcan de Fuego — Volcano of Fire — erupted spectacularly Sunday, shooting a plume of ash and gas nearly 6 miles into the sky and spreading ash and debris across towns and farms more than ...