Scientists Say They’ve Rediscovered How the Romans Made the British Museum’s Color-Shifting Lycurgus Cup
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Scientists Say They’ve Rediscovered How the Romans Made the British Museum’s Color-Shifting Lycurgus Cup

Solving a mystery that has puzzled experts for centuries, scientists at the University of Sheffield in England have recreated the color-changing properties of the British Museum’s storied 1,600-year-old Lycurgus Cup, which is green in typical lighting but turns red when lit from behind. “To me, it...