RT @ridingrobots: The robots we send to other worlds are built by human hands. Images from Mars yesterday. mars.jpl.nasa.gov/msl https://t.co/yvF2Yz9hWY
RT @ridingrobots: The robots we send to other worlds are built by human hands. Images from Mars yesterday. mars.jpl.nasa.gov/msl https://t.co/yvF2Yz9hWY