The Rochester Cloak (VIDEO) University of Rochester This video is under embargo. Please login to access this video. Caption Scientists have recently developed several ways -- some simple and some involving new technologies -- to hide objects from view. The latest effort, developed by University of Rochester physics professor John Howell and graduate student Joseph Choi, not only overcomes some limitations of previous devices, but uses inexpensive, readily available materials in a new way. Credit Matthew Mann / University of Rochester Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.