The Roman use of Volcanic ash and the Rock Tuffa which is soft to carve and then hardens. Self healing concrete with graphene re-enforcement will allow for advanced light weight designs.

Imagine concrete that not only survives wildfires and extreme weather, but heals itself and absorbs carbon from the air.

Scientists may have cracked the secrete of why ancient Roman concrete, used on this building, was so durable. Raul Moreno/SOPA Images/LightRocket via Getty Images 2023-01-16T17:03:56Z ...

See, ancient Roman concrete is much stronger than the modern stuff we use these days. Modern concrete is mainly based on Portland cement—which was created in England in the 19th century.

But the minerals in roman concrete were created by a more gradual process, long after the pozzolanic reaction ended. “No one has produced tobermorite at 20 degrees Celsius [68 degrees Fahrenheit ...

The majestic structures of ancient Rome have survived for millennia — a testament to the ingenuity of Roman engineers, who perfected the use of concrete. CNN values your feedback 1.

Two thousand years ago, Roman builders constructed vast sea walls and harbor piers. The concrete they used outlasted the empire – and still holds lessons for modern engineers, scientists say.

Roman concrete, in many cases, has proven to be longer-lasting than its modern equivalent, which can deteriorate within decades. Now, scientists behind a new study say they have uncovered the ...

The Pantheon in Rome is seen in August 2017. The ancient Romans perfected their concrete mix — one that gets stronger with time — around 30 B.C. (Andreas Solaro/AFP/Getty Images) Is there ...