On July 2, 2026 a pyroclastic flow descends the backside of Semeru Volcano from this camera’s perspective, as seen from an ...

A pyroclastic event at Mayon Volcano triggered fresh warnings as hot ash, gas, and volcanic debris moved down the slopes. These flows are among the most dangerous volcanic hazards because they can ...

Avalanches of ash, gas and rock that cascade downhill during volcanic eruptions may be even more dangerous than scientists had realized. Pulses of high pressure form within these slides, known as ...

A detailed survey of the volcanic underwater deposits around the Kikai caldera in Japan clarified the deposition mechanisms as well as the event's magnitude. As a result, the research team found that ...

Pyroclastic surges are lethal hazards from volcanoes that exhibit enormous destructiveness through large dynamic pressures of 100–102 kilopascal inside flows that are capable of obliterating ...

Volcanologist Professor Chris Jackson discovers evidence of the deadly pyroclastic flow. Volcanologist Professor Chris Jackson reveals the power of the deadly pyroclastic flow that had swept through ...

A volcano less than 30 miles outside of Guatemala City is once again erupting, sending ash, gas and rocks down the mountainside, the country’s National Disaster Reduction Commission reports. According ...

In a groundbreaking announcement at the 55th Lunar and Planetary Science Conference held in The Woodlands, Texas, scientists revealed the discovery of a giant volcano and possible sheet of buried ...