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Sheffield Researchers Recreate the Lycurgus Cup's Color-Changing Glass

University of Sheffield researchers have reconstructed the nanoparticle glass recipe behind the 1,600-year-old Roman Lycurgus Cup, which changes color depending on the light, and demonstrated it in a new sculpture.

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Oct 27, 6:32 AM arstechnica.com Sculpture recreates odd optical effects of famed Lycurgus Cup
Oct 26, 1:00 PM gizmodo.com Ancient Roman Nanotech Made This Cup Change Color. Scientists Finally Cracked the Formula