Volcanologist Professor Chris Jackson discovers evidence of the deadly pyroclastic flow. Volcanologist Professor Chris Jackson reveals the power of the deadly pyroclastic flow that had swept through ...

Lava effusion is a normal occurrence in active volcanoes, but communities should watch for lava flows, the head of the Philippine Institute of Volcanology and Seismology (Phivolcs) said Thursday. The ...

The largest pyroclastic density current (PDC) or uson in Mayon Volcano was generated on Monday morning, the Philippine Institute of Volcanology and Seismology (PHIVOLCS) said. The ongoing PDC was ...

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 ...

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 ...

This picture taken on Dec 17, 2022, shows mount Semeru spewing thick smoke and hot lava in Lumajang, East Java. - Photo: AFP JAKARTA: (Bernama) Indonesia’s Mount Semeru in East Java erupted five times ...