Bali volcano: What is pyroclastic flow? Mount Agung to spew out hot rock, ash and gas BALI’s largest volcano Mount Agung could send out a devastating flow of hot rock, ash and gas if it erupts. But ...

GUATEMALA’S Fuego volcano erupted in a dramatic and deadly fashion on Sunday, killing dozens and leaving thousands injured in what was the volcano's most violent eruption in more than four decades.

It is one of the hottest occurrences in nature taking place in one of the planet's most frozen regions. This Nasa images shows the aftermath of a pyroclastic flow at the Shiveluch volcano in the ...