A superheated torrent of gas, rock, and volcanic debris tore 4 kilometers down Mayon volcano’s Mi-isi Gully in early June 2026, marking the longest pyroclastic density current recorded during the ...

Thick clouds of superheated ash rolled off the slopes of Mayon Volcano in early May 2026, burying communities across Albay province and driving thousands of residents from their homes. The pyroclastic ...

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 ...

MANILA, Philippines — Mayon Volcano in Albay continued to generate another pyroclastic density current, or “uson,” marking ...

Volcanic ash soils, often classified as Andosols, develop from the rapid deposition of fine‐grained pyroclastic materials that weather into unique mineral assemblages rich in amorphous aluminium and ...

Thin ash rain fell in several areas in Lumajang Regency following the eruption of Mount Semeru on Wednesday morning, just ...

A new study sheds light on what happens when a supervolcano erupts, providing insight on how rivers of hot ash and gas called pyroclastic flows manage to travel huge distances of over 100 miles during ...