A vast underground tunnel known as a lava tube, formed from ancient volcanic activity, was recently discovered lurking ...

According to a study by researchers at the University of Trento, radar data point to what looks like an enormous lava tube in ...

Scientists have uncovered evidence of a gigantic empty lava tunnel beneath Venus, revealing a hidden volcanic world on ...

Volcanic activity is not unique to Earth: traces of volcanic activity, such as lava tubes, have been found on Mars and the moon. Now, the University of Trento has demonstrated the existence of an ...

Due to a weird quirk of geology, New Mexico's Bandera Volcano Ice Cave never warms above 31 degrees Fahrenheit, even when ...

A lava river fed by the erupting Kilauea volcano in Hawaii is moving faster. A river of lava fed by the erupting Kilauea volcano on the Big Island of Hawaii and its many fissures was moving faster and ...