Loren Burnett, the CEO of Prometheus Materials in Longmont, thinks it's time to reconsider the concrete block. His company's proposed alternative is a "bio-cement" first developed at the University of ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Today, we are increasingly aware of the environmental harm caused by building with concrete. One approach to using it more sustainably is to repurpose existing buildings, exposing their structural ...