Concealed seen

07/20/17 – BOSTON, MA. – Mohammad Nemati, E’19, left, and Jacob Londa, E’21, work on a millimeter wave imaging unit which detects concealed objects, in the Egan Engineering/Science Research Center at Northeastern University on July 20, 2017. Photo by Matthew Modoono/Northeastern University

Mohammad Nemati, E’19, left, and Jacob Londa, E’21, work on a millimeter wave imaging unit which detects concealed objects, in the Egan Research Center on Thursday. Photo by Matthew Modoono/Northeastern University