In the Philippines, Mayon is erupting spectacularly, creating a lava flow that stretches over 3 kilometers (2 miles) from the crater, 600-meter lava fountains, pyroclastic flows that followed gullies ...

The Soufriere Hills eruption on Montserrat surprised all with an explosion without warning and stunning pyroclastic flow effects.

Authorities emphasized there was no danger to the population, and the pyroclastic flow — a fast-moving mixture of rock fragments, gas and ash — was limited to about 2 kilometers (more than a ...

A volcanic eruption in Italy left people scurrying for cover from what officials are saying is a pyroclastic flow. Several videos circulating online show people running as smoke from the side of ...

A volcanic eruption in Italy left people scurrying for cover from what officials are saying is a pyroclastic flow. Several videos circulating online show people running as smoke from the side of ...

The government agency wrote in a translated post that a pyroclastic flow, a combination of ash, rock, and gas, "probably produced by the collapse of material from the northern side of the Southeast ...