Concrete surrounds us in our cities and stretches across the land in a vast network of highways. It's so ubiquitous that most of us take it for granted, but many aren't aware that concrete's key ingredient, ordinary portland ...
Sep 28, 2015 in Engineering
When it comes to global warming, most people worry about power plants. Claire White thinks about another kind of plant—those that make cement.
Sep 11, 2015 in Engineering