Illinois Wesleyan University

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ADVANCE FOR USE SUNDAY, JAN. 22, 2017 AND THEREAFTER - In this Jan. 3, 2017 photo, Illinois Wesleyan University physics professor Gabe Spalding holds a single-photon counting module that serves as a single-pixel camera in his office, in Bloomington, Ill. The research being done by Spalding, Illinois Wesleyan University's Ames professor of physics, has potential down-to-earth applications, from helping doctors see inaccessible parts of the body to helping motorists see through fog. (Steve Smedley/The Pantagraph via AP)