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.
SOURCE: John Pendry, Shawn-Yu Lin | By Patterson Cark - The Washington Post - February 20, 2008
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...