Pyroclastic flow is kind of like the alien wall of fire in Independence Day. It's full of rocks, ash and hot gas You can save this article by registering for free here. Or sign-in if you have an ...

When Guatemala’s Volcán de Fuego erupted in June 2018, it sent a billowing hot cloud of gas, ash and rock careening down the slope of the mountain. In the many smartphone videos of the eruption, the ...

There are several ways pyroclastic flow can develop during an volcanic eruption. (AFP) Guatemala's Volcan de Fuego - Volcano of Fire - erupted spectacularly Sunday, shooting a plume of ash and gas ...