Through the intricate study of lava tubes—caves formed following volcanic eruptions when lava cools down—an international ...

Credit: Bogdan Onac. Scientists are exploring Earth’s ancient volcanic caves to uncover secrets that could help us search for ...

Through the intricate study of lava tubes -- caves formed following volcanic eruptions when lava cools down -- an international team of researchers has uncovered clues about Earth's ancient ...

On Mars, lava tunnels may well hold the secrets of ancient life forms. These underground caverns are as impressive as they ...

"The emerging picture is that early Mars and Earth had something in common – both were wet. It is known from analysis of the ...

Through the intricate study of lava tubes -- caves formed following volcanic eruptions when lava cools down -- an international team of researchers has uncovered clues about Earth’s ancient ...

Was Mars just like Earth billions of years ago? A new study is making a very compelling case that our Martian neighbor may ...

"We think the water came from the melting of nearby sub-surface ice called permafrost, and that the permafrost melting was ...