A couple of weeks ago, NASA announced the winners of the second level of the second phase of the 3D Printed Habitat Challenge. Architectural firms Foster + Partners and Branch Technology were among the top three winners for the second round in a row. So what's their secret? Success in the competition is all about quality design using advanced materials, and Foster + Partners and Branch Technology have been relying on the help of Techmer PM, a Tennessee-based company that has been developing and manufacturing polymer additives and colorants for more than 30 years. According to Branch Technology, Techmer PM's expertise in materials design has been "vital" to the team's success throughout each phase of the competition - and Techmer PM has benefited from working with the architectural firms, as well. Read more at 3DPrint.com: http://3dprint.com/181717/techmer-pm...inted-habitat/