Duke University

Next generation cloaking device demonstrated

A device that can bestow invisibility to an object by "cloaking" it from visual light is closer to reality. After being the first to demonstrate the feasibility of such a device by constructing a prototype in 2006, a team ...

dateJan 15, 2009 in General Physics
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Elaborate egg shells help prevent forgery

There's a high-stakes arms race being waged with colors and patterns in the scrublands of southern Zambia. It's a battle that's probably being fought everywhere there are birds practicing what is known as "brood parasitism"—laying ...

dateJun 17, 2015 in Plants & Animals
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