A 1,600-Year-Old Artistic Marvel Seemed Physically Impossible to Recreate. Until One Scientist Did.
· popularmechanics.com · popularity 51/100 · 0 similar stories today · Anthropology & Archaeology (Discovery & Research)

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Summary
It took the better part of two millennia to figure out the science behind how this ancient glass cup could change colors. Roughly 1,600 years ago, ancient Romans crafted one of the most pristine—and scientifically advanced—works of glass art, a cup that shifts colors between jade green and ruby red. …
Found in: Popular Mechanics, Artistic Happiness, Design, History, Popular Mechanics (popularmechanics.com). Rating basis: single outlet; outlet tier 2 (unlisted); 5 feeds; listed 5 times; feed position 1.