New research suggests the Romans used a method known as "hot mixing" to produce self-healing concrete, which allowed them to ...

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A landmark discovery on an ancient branch of the River Nile may have solved the mystery of how the pyramids in Egypt were built centuries ago. The now dried-out waterway, which once ran through Giza ...

Concrete was the foundation of the Roman Empire. For centuries, researchers have tried to uncover the secret behind the ...

A BURNT-OUT Scots church has been hiding a secret — a 61-year-old time capsule discovered in the rubble following a ...