(CNN) — Along with its many other innovations, the Roman Empire revolutionized architecture with never-before-seen features, such as large-scale arches and dome roofs. And many of these structures ...

Buildings built with concrete in ancient Rome continue to stand firm to this day. This has spurred many researchers to look for the key to Rome's success with concrete in the early days, and we may ...

For centuries, scholars thought they understood how Romans made concrete with exceptional durability. Now, evidence suggests the historical texts describe only part of the picture. Analysis of an ...

Fresh excavations in Pompeii have turned a buried construction workshop into a working laboratory, revealing how Roman builders actually mixed the concrete that has baffled engineers for generations.