A new look inside 2,000-year-old Roman concrete has provided new clues to the evolving chemistry and mineral cements that allow ancient harbor structures to withstand the test of time. A new look ...
KLAMATH FALLS, Ore. (AP) - Engineering tech Brian Pisan likes to make things. “I’ve always been into building things. When I was younger I loved playing with Legos,” said the Oregon Tech graduate who ...
MURFREESBORO, Tenn. — We walk on it, drive on it. It spans rivers, holds back dams, serves as the foundation for skyscrapers, shopping centers and homes. Concrete cracks because, like all materials, ...