Hazing: How to hide in nearly plain sight

A new cloaking device can hide objects when a light fog is present

By Stephen Ornes, 09:06 AM June 24, 2014

A new invisibility cloak can hide objects in semi-plain sight — sometimes. Unlike earlier cloaking devices, this one can conceal things from light of any color and coming from any direction. But that flexibility comes at a price: This cloak only works under hazy conditions, such as in fog, in a cloud or when viewed through frosted glass.

“It's a nice demonstration,” Jason Valentine told Science News. A mechanical engineer at Vanderbilt University in Nashville, Tenn., he did not work on the clo...

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