December 8, 2013
WASHINGTON (AP) - Harry Potter would be pleased, science is
slowly catching up with him.
Scientists have taken a small but important new step toward
making a cloak of invisibility.
Researchers in Germany say they were able to cloak a tiny bump
in a layer of gold. It prevented its detection at nearly visible
The device worked in three dimensions, while previously
developed cloaks worked in two dimensions.
In a report in today's online edition of the journal Science,
researchers say the cloak is made of crystals with air spaces in
between, sort of like a woodpile, that bends light, hiding the
(Copyright 2010 by The Associated Press. All Rights Reserved.)
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