A mud volcano in the Caspian Sea erupted with enough force to send a massive column of fire into the sky near Azerbaijan’s coastline, rattling nearby offshore energy infrastructure and drawing ...

According to the Yellowstone Volcano Observatory, hydrothermal explosions are “violent and dramatic events resulting in the rapid ejection of boiling water, steam, mud, and rock fragments.” These ...

This is the terrifying moment a geothermal spring – also known as a 'mud volcano' – erupted in San Juan de Uraba, Colombia on February 25. Several animals were killed in the blast but no people were ...