Work Continues on Self Healing Concrete

Green-building startup bioMason has developed concrete that uses bacterial colonies to "grow" bricks. It was one of the award-winning entries in the Cradle to Cradle Product Innovation Challenge last November. Meanwhile, researchers in the Netherlands are at work on concrete with a "self-healing propensity" that could reduce "the need for expensive and time-consuming repair work," and could eventually lead to buildings needing less steel reinforcement, according to this article