Philippine Institute of Volcanology and Seismology (DOST-Phivolcs) has recorded the largest pyroclastic density current (PDC) since January, causing heavy ashfall that has affected 32 barangays in ...

Mayon Volcano in Albay generated the largest pyroclastic density current (PDC) or "uson" on Monday morning, according to the ...

MANILA, Philippines — Since showing increased activity earlier this year, Mayon Volcano generated its "largest" pyroclastic density current so far, with an ash plume reaching up to 1,000 meters on ...

More rockfall and pyroclastic density current events as well as sulfur dioxide emission were observed over Mayon Volcano, the Philippine Institute of Volcanology and Seismology (PHIVOLCS) said Friday.

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 ...

After an eruption, DIY cushions of gas help searing torrents of gas, ash, and rock spread miles from their source within a matter of minutes. Pyroclastic flows contain a deadly combination of hot rock ...

Geologists have determined why — unlike in the neighbouring town of Pompeii — the inhabitants of the ancient Roman town of Herculaneum were not well-preserved by the eruption of the volcano Vesuvius ...