Photonic crystals are manufactured structures used in many advanced optical devices to control the flow of light. Researchers in Italy and the U.S. discovered that an ancient Roman glass fragment naturally formed a photonic crystal structure on its surface through environmental weathering.
Read MoreResearchers from Rice University and the Research Center “E.Piaggio” of the University of Pisa and the Italian Institute of Technology have collaborated on a prosthetic device that provides sensory feedback to the user in addition to the device’s normal functionality.
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