BUFFALO, N.Y. — Supervolcanoes capable of unleashing hundreds of times the amount of magma that was expelled during the Mount St. Helens eruption of 1980 are found in populated areas around the world, ...

One of the leading killers during explosive volcanic eruptions is a family of superheated gas, ash, and debris known as pyroclastic density currents. These tumbling, turbulent paroxysms rush downslope ...

Pyroclastic flows are the most infamously deadly feature of volcanic eruptions. Lava may melt you, geothermal lakes may broil you, ash may choke you and bombs may shoot through you, but pyroclastic ...

Heather Handley receives funding from the Australian Research Council. Recent photographs and video from the devastating eruption of Fuego volcano in Guatemala show people stood watching and filming ...

A new study sheds light on what happens when a supervolcano erupts, providing insight on how rivers of hot ash and gas called pyroclastic flows manage to travel huge distances of over 100 miles during ...