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First Steps Toward a Cloak of Invisibility

Scientists have developed a material that "bends back light," allowing microwaves to flow around an object encased in the material. As with Harry Potter's invisibility cloak, things behind the cloaked object are visible to a device that "sees" in microwave wavelengths, but the object itself is not.

First Steps Toward a Cloak of Invisibility

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Their Deepest, Darkest Discovery
Article | Black is getting blacker. Researchers in New York reported this month that they have created a paper-thin material that absorbs 99.955 percent of the light that hits it, making it by far the darkest substance ever made -- about 30 times as dark as the government's current standard for blackest bl...

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