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

NASA's Magellan orbiter launched from Florida in 1989 helped scientists discover a vast underground lava tube on Venus in a ...

Deep beneath the familiar blue of the oceans, Earth may be hiding a far larger sea of potential. New high pressure experiments suggest the planet’s metallic heart could store hydrogen equivalent to ...

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure ...

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