After an eruption, DIY cushions of gas help searing torrents of gas, ash, and rock spread miles from their source within a matter of minutes. Pyroclastic flows contain a deadly combination of hot rock ...

A powerful eruption at Indonesia's Semeru Volcano triggers a fast-moving pyroclastic flow, sending a superheated mixture of ...

This footage captures a chilling moment as the siren echoes across the landscape while one of the volcano’s most dangerous ...

Avalanches of ash, gas and rock that cascade downhill during volcanic eruptions may be even more dangerous than scientists had realized. Pulses of high pressure form within these slides, known as ...

Dozens of people have been killed, and with many more missing, after Volcán de Fuego (Fuego) in Guatemala erupted on June 3 2018. In recent years, Fuego has regularly ejected small gas and ash ...

Mount Sinabung in Indonesia has been exploding with ash and debris since early June, now in its fifth year of activity since the long-dormant volcano came back online after hundreds of years of ...

Many of us have been watching the new eruption in Russia, but another place where volcanic activity is being felt is in Guatemala (video). Now, the Central American nation is no stranger to volcanic ...

Santa Maria (which is known also as Santiaguito) in Guatemala put on quite a show, with impressive explosive eruptions that produced numerous pyroclastic flows (also known as pyroclastic density ...