Pyroclastic flows are some of the most fearsome hazards posed by erupting volcanoes. These avalanches of superheated ash, gas, and rock are responsible for some of the most famous volcanic disasters ...

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 ...

TEMPO.CO, Jakarta - Mount Merapi has spewed pyroclastic flows nine times overnight into early Monday, November 3, 2025. This phenomenon comes after the increasing intensity of rainfall in the area.

LEGAZPI CITY, Philippines – Thousands of people have evacuated regions surrounding the Mayon Volcano in the Philippines as the mountain continues to spew lava and show increasing signs of unrest.

The Indonesian island of Java’s tallest volcano, Semeru, sent an ash cloud nearly a mile into the air this week—the latest uptick in unrest from a mountain that belches ash and volcanic gases almost ...

Slumbering five miles beneath the surface of Yellowstone National Park in Wyoming is a timebomb more than 640,000 years in the making. The Yellowstone supervolcano is a vast reservoir of magma with ...

The new documentary The Volcano: Rescue From Whakaari is a harrowing look at the phreatic eruption of Whakaari on White Island off the coast of the North Island in New Zealand on December 9, 2019. The ...