In May, experts from the construction industry met in Barcelona at the 20th annual Barcelona Building Construmat, a conference that promotes innovation in construction. The Institute for Advanced Architecture of Catalonia (IAAC) knows all about innovation, as it has demonstrated before through its Pylos 3D printing technique, its groundbreaking 3D printed concrete bridge, and other notable achievements. IAAC may have been the busiest organization in attendance at the Barcelona Building Construmat this year, as over the course of the four-day conference the team 3D printed a number of clay structures, including a large pavilion, on site. Read more at 3DPrint.com: http://3dprint.com/182052/iaac-3d-pr...-construction/