NASA Chief Technologist David Miller and Dorothy Rasco, NASA’s deputy associate administrator for Space Technology, will be on hand Saturday, June 14, at the Worcester Polytechnic Institute (WPI) for this year’s Sample Return Robot Challenge awards ceremony. The event will take place at 10 a.m. EDT, during the TouchTomorrow technology festival on campus, showcasing teams and robots, as well as NASA and WPI exhibits in science, robotics and space technology.