In a quiet gallery, a single turn of a Roman glass cup has rewritten what historians thought they knew about one of antiquity’s most dazzling crafts. Hidden for roughly 1,500 years in plain sight, a ...

For centuries, archaeologists debated the origins of Rome's exquisite mosaic-glass bowls. Now, chemical fingerprints in 101 ancient shards point to a surprising center of production: Italy, not Egypt.

A museum visit sparked a revelation when a Roman glass cup was turned around and its overlooked markings came into focus. These symbols, once dismissed as decoration, appear to be workshop identifiers ...