Scientists analyzing decades-old data from NASA's Magellan mission say they have identified what appears to be a vast underground tunnel carved by volcanic activity on Venus. If confirmed, the ...

Engineers are increasingly turning to the concept of "biomimicry" for the next generation of Mars robots.

Scientists at the University of Trento have uncovered the first direct evidence of a subsurface feature beneath Venus: a massive underground lava tube on the most volcanically active planet in the ...