Inventions

Cinema did not begin with Hollywood, movie theaters, or even cameras. Its roots go back to simple optical toys that created the illusion of movement from a sequence of still…

Among the most extraordinary surviving objects from the Roman world is a glass vessel known as the Lycurgus Cup. At first glance, it looks like a finely carved piece of…

Medieval shipbuilding transformed the way people traded, explored, fought, and connected distant regions. Between the early Middle Ages and the beginning of the Age of Exploration, European, Mediterranean, Nordic, Arab,…

Roman concrete is one of the most fascinating building materials in history. Ancient Roman engineers used it to construct harbors, temples, baths, aqueducts, vaults, and massive public buildings. Some of…