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 ...

Learn techniques for surviving a pyroclastic flow. Trump declares national emergency at airports, will sign order instructing DHS to 'immediately pay' TSA agents Dietitians say you shouldn't take ...

The extreme investigators at How to Survive uncover why escaping a fast-moving pyroclastic flow is nearly impossible.

Mount Seme­ru in East Java erupted nine times, with the latest eruption sending an ash column up to 800m above its summit and triggering pyroclastic flows that travelled 3.5km down its southeastern ...

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 ...