NASA @NASA
Robots can drive on the plains and craters of Mars, but what if we could explore cliffs, polar caps and other hard-to-reach places on the Red Planet and beyond? @NASAJPL engineers have designed a four-limbed robot named LEMUR that can scale rock walls: https://t.co/CE4uYJifCq https://t.co/PwGROQ2erx — PolitiTweet.org