Brief  Self-healing concrete could reduce the costs of repairing concrete infrastructure such as bridges, tunnels and buildings. The bacteria-based concrete produces calcium carbonate to harden and seal cracks.   Insight Stone and concrete structures with the...

Brief Researchers in Australia have discovered a method to recycle soft plastic as an aggregate in concrete. The resulting material was used last year to build a footpath and car park in Frankston, Australia, and researchers say it can offer a way to reduce the carbon...