Romans Made Color-Changing Glass–and We’ve Just Replicated After 1,600 Years

Originally published on Good News Network

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 pinnacle of Roman science. It's made of what's called dichroic glass, and its party trick is changing color depending on which