A volcano starts rumbling, and suddenly erupts. But instead of seeing lava trickling down, you see a massive cloud of ash quickly coming towards you. This isn’t just any regular volcano explosion.

Watch the warning sirens sound as a dangerous pyroclastic flow races down Indonesia's Mount Semeru. The dramatic footage ...

MANILA, Philippines — A powerful ash cloud from the Mayon volcano in the southern Philippines forced thousands of residents to evacuate as officials expanded danger zones and warned of ongoing ...

A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ...

In the summer of 1991, Pinatubo, a volcano in the Philippines, self-destructed. The eruption started on June 12, and three days later it culminated in a tremendous explosion. By the time pyroclastic ...

CEBU CITY, Philippines – Environment authorities in Central Visayas had advised residents in Cebu to take the necessary precautions against ashfall from Kanlaon Volcano’s eruption, which had reached ...

Local authorities and BPPTKG have agreed to maintain the hiking ban on Mount Merapi due to unpredictable explosive eruption ...