3.2M views · 27K reactions | Incredible images of Mount Etna's eruption earlier today. Parts of the South East crater collapsed, causing a huge flow of pyroclastic material that ran down the entire side of the volcano. #Sicilia #etna #volcano #cheflucacorleone #foryou | Luca Corleone-Fontanarosa | Facebook

When a volcano erupts, pyroclastic flows are often the biggest danger to anyone nearby. These fast-flowing currents of rock, ash and hot gas are extremely difficult to study, so researchers created their own. Read the related Nature Geoscience paper here: https://go.nature.com/2Im1bYs | Nature Portfolio