Add Yahoo as a preferred source to see more of our stories on Google. Since ancient times, people have experimented with light, cherishing shiny metals like gold and cutting gemstones to brighten ...

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Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

PITTSBURGH (KDKA) -- Without light, we can't have sight. We see objects because of how light interacts with those objects, our eyes pick up that light, and our brains interpret it. This seems rather ...

If invisibility cloaks and other gee-whiz apps are ever to move from science fiction to science fact, we’ll need to know more about how these weird metamaterials actually work. Michigan Tech ...

Invisibility used to be the stuff of comic books and Harry Potter novels. But this week, scientists from UC Berkeley have emerged with two new invisibility-producing “metamaterials,” engineered ...

Nanotechnologists have taken a step toward creating a device that could render objects invisible by guiding light around anything placed inside an "optical cloak." The Purdue University engineers have ...

PORTLAND, Ore. — The pursuit of so-called invisibility cloaks has spawned a new field called transformation optics that seeks to harness exotic metamaterials, nanophotonics and plasmonics to build ...