Pyroclastic density currents (PDCs) represent some of the most formidable and complex volcanic phenomena, characterised by a turbulent mixture of solid particles and gases that surge down slopes at ...

Pyroclastic flows are some of the most fearsome hazards posed by erupting volcanoes. These avalanches of superheated ash, gas, and rock are responsible for some of the most famous volcanic disasters ...

BUFFALO, N.Y. -- Technologies ranging from mathematical modeling, geologic simulation and geographic information science to scientific computing and virtual reality are being combined by University at ...

Thousands of years ago, at different points in time, clouds of ash, rock and hot gas rushed across the Mojave and Sonoran deserts as two volcanoes erupted. These destructive events are long over. But ...

In 79 C.E., Mount Vesuvius erupted, burying the nearby ancient Roman city of Pompeii and the smaller town of Herculaneum ...