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Romans Made Color-Changing Glass–and We’ve Just Replicated After 1,600 Years
The Romans were incredible materials scientists, having famously invented self-healing concrete that allowed their structures to stand for millennia. Yet for some, it’s the glass that forms this one—yes, one—goblet that marks the undisputed
“The Lord is close to the brokenhearted and saves those who are crushed in spirit.”
— Psalm 34:18