Polymers based on dynamic chemical bonds, which allow changes in material properties during and after production, are a focus at the Netherlands Organisation for Scientific Research in Eindhoven. The materials are being developed for 3D-printing applications, specifically laser sintering.

The Tria heart valve, manufactured by medical device OEM Foldax in Salt Lake City, combines a patented design with a biopolymer developed by the Commonwealth Scientific and Industrial Research Organisation (CSIRO) in Australia.

The recent announcement that the little green army men would soon welcome women warriors to their ranks got us reminiscing about the history of this iconic toy.