Inspired perhaps by Harry Potter’s invisibility cloak, scientists have recently developed several ways — some simple and some involving new technologies — to hide objects from view. The latest effort not only overcomes some of the limitations of previous devices, but it uses inexpensive, readily available materials in a novel configuration.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/6LjCp4Dz9IE/140929085221.htm
‘Cloaking’ device uses ordinary lenses to hide objects across range of angles
29 septiembre 2014
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