NASA's Valkyrie robots set the table for human life on Mars
Thursday, May 19, 2016 - 00:31
in Astronomy & Space
LOWELL, Mass. (AP) -- Four sister robots built by NASA could be pioneers in the colonization of Mars, part of an advance construction team that sets up a habitat for more fragile human explorers. But first they're finding new homes on Earth and engineers to hone their skills....