Robots fill new roles at work

When Christian Johnson began his summer 2012 internship at the information management branch of NASA's Langley Research Center in Hampton, Virginia, he little suspected that he'd soon be virtually tooling around the center via a vaguely humanoid robot on wheels. Once classes began in the fall, the 18-year-old had to finish up his senior year of high school in Buffalo, New York and needed to telecommute to continue his work as data analytics specialist at the research center. One of his co-worker...