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 ...

While the town around him was engulfed by searing pyroclastic flows, one man achieved the impossible from a prison cell with a single ventilation shaft. Here’s how he did it. While humans have adapted ...

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 ...

In 79 C.E., Mount Vesuvius erupted, burying the nearby ancient Roman city of Pompeii and the smaller town of Herculaneum under deadly layers of volcanic ash, pumice and pyroclastic flows. But the ...