The Roman concrete test samples came from the ... an artifact of the primitive methods used two-thousand years ago to make concrete. The theory that Linda M. Seymour and colleagues wanted to ...

The Secret Of Ancient Rome’s Concrete Has Finally Been Revealed What did Roman engineers know about construction that we don't? After 2,000 years, we may have an answer.

T he Pantheon in Rome has stood for nearly 2,000 years, boasting the largest unreinforced concrete dome on Earth. Many other ...