The crumbling lava dome at Paluweh in Indonesia, seen on December 1, 2012. The collapse of a dome such as this may be the cause of the February 2, 2013 explosive eruption at Paluweh. Image: Tom ...

Over the past week, the volcano, which crosses Lumajang Regency and Malang Regency, East Java, has erupted 42 times. Semeru ...

. The eruption produced a number of explosions and a pyroclastic flow that originated from the west side of the lava dome at the summit of the volcano. However, the most interesting bit comes from the ...

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 ...

SICILY, Italy – Italy’s Mount Etna volcano violently erupted on Monday, sending plumes of toxic ash and smoke billowing into the sky as people on the mountain ran for safety to escape the danger.

Mount Etna, the volcano that towers over eastern Sicily, has again captivated the world with a spectacular show, spewing smoke and high into the sky.But the defining event of Monday’s eruption was the ...

“Pyroclastic flows (dense mixes of gas ash and volcanic particles) are very dangerous because of the high speed in which they move and the high temperature,” explains Dr Carmen Solana, associate ...

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.

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 ...