- Mars Curiosity Rover Changes Route and Finds Intriguing Rocks - Scientists want ... Curiosity rover to check out a "geological contact" where two different rock units meet. Curiosity tried to reach... (the site) but the robot's six wheels slipped too much... http://www.nbcnews.com/science/space/mars-curiosity-rover-changes-route-finds-intriguing-rocks-n364831 11 comments space