The "invisibility cloaks" being made in labs today can hide objects when viewed from a wide range of directions and in visible light – both considered implausible developments when the first working invisibility cloak was demonstrated just four years ago. But the technology that makes objects vanish looks set to be more useful for the safety of offshore structures and for unlocking cosmological secrets than for would-be Harry Potter impersonators.

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http://www.newscientist.com/article....em.html