Critical Wit #2 – Invisibility Cloaks

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Apr 07 2011 21 mins  
Dr. Greg Gbur discusses the physics behind invisibility cloaks. Gbur is a professor at the University of North Carolina Charlotte. He has an amazing blog called Skulls in the Stars which features bizarre science facts, as well as insight into how science has inspired science fiction and horror literature, and vice versa. (episode 2)