Roman concrete has miraculously held up for centuries. Scientists just figured out how.

Archaeologists in Pompeii discovered a workshop that combined two elements that allowed the concrete to “heal” itself.
Earth.com

Clues found in Pompeii reveal how Romans made their almost indestructible concrete

New research shows Roman concrete relied on heat-driven mixing and reactive lime, giving it a surprising self-healing ability ...

Self-healing concrete? Buried Pompeii site reveals secret behind Rome's enduring structures

Archaeologists at a Pompeii site buried by the 79 AD eruption of Mount Vesuvius have uncovered evidence of ancient Roman ...
Los Angeles Times

Cement is a big part of the carbon problem. Here’s how to make it part of the solution

In 2014, hundreds of Angelenos gathered downtown to watch more than 2,000 trucks pour concrete into a vast hole. During that event, Los Angeles set a world record: 80 million pounds of concrete were ...