In a Massachusetts warehouse, NASA’s Valkyrie robot helps lay the groundwork for Mars settlements

 NASA’s Valkyrie (R5) robot will never slip the surly bonds of Earth. The humanoid space robot is destined to spend the rest of its days on terra firma with the rest of us. But like Robonaut before it, the six-foot, 290-pound piece of machinery represents a link to the future. She’s a first step toward […]