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The discovery of how the Romans made the color-changing Lycurgus cup, which changes from green to red depending on the light, has recently been replicated by contemporary glass artists. #RomeinseGlasbewerking #LycurgusBeker #Kleurverandering (translated)

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Hoe maakten de Romeinen groen glas dat rood doorschijnend is?

British scientists have unraveled the mystery of the color change of the late medieval Lycurgus cup by discovering that tiny particles of gold and silver in the glass are responsible for this phenomenon. #LycurgusBeker #DichroïscherGlas #Wetenschap (translated)