The Romans built structures that have stood for over 2,000 years, while modern concrete crumbles in decades. The secret lies in a lost recipe—one that vanished for centuries after Rome’s fall.

SPD announces plans to remove concrete wall surrounding Capitol Hill’s East Precinct. Apr 2, 2021, ... SPD announces plans to remove concrete wall surrounding Capitol Hill’s East Precinct.

Rome wasn't built in a day, but its concrete has lasted centuries The way the ancient Romans made concrete could be the answer to stronger, longer-lasting structures in the modern world.

SEATTLE — The Seattle Police Department (SPD) has removed the concrete barriers from around the East Precinct in Capitol Hill after eight months. The department said the barriers were coming ...