A powerful volcanic eruption in Indonesia sent residents fleeing as Mount Semeru released a towering ash column and pyroclastic flow - a fast-moving, superheated cloud of dense volcanic gas, ash and ...

Pyroclastic density currents (PDCs) represent some of the most formidable and complex volcanic phenomena, characterised by a turbulent mixture of solid particles and gases that surge down slopes at ...

The Mayon Volcano is exhibiting signs of increasing unrest, with bright red magma and glowing pyroclastic density currents ...

Semeru volcano — the tallest volcano on Java at 3,676 meters — erupted on the afternoon of November 19, 2025, with pyroclastic flows racing at high speed more than 8.5 kilometers down its slopes, as ...

Mount Etna, the rambunctious volcano on the Italian island of Sicily, grumbled back to life on Monday, spewing hot ash and lava in a pyroclastic flow, the nation's volcano monitoring body said. There ...

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, according to the ...

Mount Etna, the volcano that towers over eastern Sicily, has again captivated the world with a spectacular show, spewing smoke and high into the sky.But the defining event of Monday’s eruption was the ...

Satellite photos have captured a glowing "river of fire" flowing down the flanks of Mount Etna during an explosive outburst that also unleashed a giant plume of ash, smoke and volcanic gases high ...