WEST LAFAYETTE, Ind. — In 2017, Purdue University researchers helped discover a lava tube on the moon that could protect astronauts from hazardous conditions on the surface. Now, 3D image ...

Archaeologists have found evidence of human habitation within lava tubes for the first time, in the deserts of northern Saudi Arabia. Lava tubes are caves that form during a volcanic eruption. The ...

Archaeologists have made a fascinating discovery in the Umm Jirsan lava tube system in northwest Saudi Arabia, unearthing human remains and other relics that reveal the lives of ancient people who ...

Nearly 350,000 years ago, in the shadow of a now-extinct volcano in southern Italy, a group of ancient humans undertook an extraordinary walk across a freshly formed volcanic landscape. This unlikely ...