Rewritable Holograms At the University of Arizona two scientists have developed rewritable holograms. VIDEO-> Via Gizmodo Facebook Prev Article Next Article Gadgets Checkout these cool gadgets... Related Posts Foldable Kayak Like Origami – Oru Kayak Nauti-Craft Marine Suspension Technology Robot Rx From South Korea Ultimate Grass Cutting & Street Cleaning Machine Hi-Can Bed – Will Make You Look Good When Lazy World's Smallest One Man Helicopter