There have been scientists that may have read one too many Harry Potter books. They have begun to develop a flexible metamaterial that when put together makes a literal invisibility cloak. The metamaterial has a property that in theory will bend the rays of visible light, rendering the wearer invisible. they have yeat to perfect the material to bend the visible light rays, right now it bends rays invisible to the human eye, but the idea has merit. here is the link.
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