YAMAGUCHI—An eruption of Mount Aso in Kumamoto Prefecture 90,000 years ago created a pyroclastic flow that traveled 170 kilometers north to the Sabagawa river here, the longest such distance recorded ...

JAKARTA: Mount Merapi, an active volcano in Central Java and Yogyakarta, has recently emitted lava and pyroclastic flows that reached distances of up to 1.5km from its summit. These flows are moving ...

MANILA, Philippines — The Mayon Volcano is exhibiting signs of increasing unrest, with bright red magma and glowing pyroclastic density currents called "uson" continuing to stream from its summit 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 ...

LUMAJANG, Indonesia: Mount Semeru, located on the border of Lumajang and Malang Districts, East Java, erupted on Sunday night (Jan 11), sending pyroclastic flows as far as five kilometres from the ...

TEMPO.CO, Jakarta - A pyroclastic flow descended from the summit of Mount Semeru in Lumajang, East Java, on Wednesday afternoon, November 19, 2025, ahead of a later eruption. As of publication, the ...

TEMPO.CO, Jakarta - The head of Indonesia’s Geological Agency, Muhammad Wafid, has warned that deposits from Mount Semeru’s recent pyroclastic flows could trigger secondary disasters if not properly ...

A man presses his hands together in prayer before a memorial cenotaph in the location that served as the media's "fixed point" when a pyroclastic flow hit the area, in Shimabara, Nagasaki Prefecture, ...