When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. While the Curiosity rover is adept, it can't climb walls or scale the polar caps on Mars. To push ...

RoboSimian can walk on four legs, crawl, move like an inchworm and slide on its belly. In this photo, it stands on the Devil’s Golf Course in Death Valley, California, for field testing with engineer ...

The latest iteration of the four-legged LEMUR exploration robot clings to a test rock surface in Aaron Parness’ lab in a recent test of its microspine capabilities. NASA / JPL-Caltech The surface of ...

While rovers like Curiosity are doing a bang-up job exploring extraterrestrial terrain, they don't have the capability to scale cliffs and other hard-to-reach places. That's a job best left to ...

Mountains and cliffs are among the most tantalizing spaces on Mars or any other rocky planet. The problem? Martian rovers like Curiosity and the upcoming Mars 2020 rover are limited by how much ...