A research team from the University of Surrey just made a major discovery that revealed how nature creates structures that block certain wavelengths, leading to the potential for the creation of new materials for more energy-efficient buildings and vehicles. The scientists studied the structure of the wings of a particular butterfly and managed to replicate it using a ceramic 3D printer. Read more at 3DPrint.com: http://3dprint.com/166231/surrey-but...wing-3d-print/