This Device Makes You Invisible to Thermal Imaging

Harry Potter’s invisibility cloak seemed to do a good job of hiding him for many adventures after curfew, but what if the professors patrolling Hogwarts had thermal imaging technology? Would Harry’s cloak have obscured his body heat as well? If not, he might want to upgrade his magical cloak with some nanoscience. In a paper released today in the journal Nano Letters, materials scientist Coskun Kocabas and his team announce that they’ve created a thin, flexible device that can disguise…

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