In 1897, H.G. Wells created a fictional scientist who became invisible by changing his refractive index to that of air, so that his body could not absorb or reflect light. More recently, Harry Potter disappeared from sight ...
General Physics
Mar 4, 2011
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(PhysOrg.com) -- From Tolkien's ring of power in The Lord of the Rings to Star Trek's Romulans, who could make their warships disappear from view, from Harry Potter's magical cloak to the garment that makes players vanish ...
General Physics
Jul 21, 2010
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(PhysOrg.com) -- Researchers have proposed a new design for an invisibility cloak - a device that could make objects invisible by guiding light around anything placed inside the cloak.
A group of researchers from the Department of Physics at UAB (Universitat Autonoma de Barcelona, Spain) have designed a device, called a dc metamaterial, which makes objects invisible under certain light - very low frequency ...
General Physics
Jul 7, 2009
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