OAK RIDGE, Tennessee, June 15 -- The U.S. Department of Energy's Oak Ridge National Laboratory issued the following news release: * * * Advanced 3D printing creates origami-inspired structures * Researchers at the U.S. Department of Energy's Manufacturing Demonstration Facility at Oak Ridge National Laboratory have introduced an innovation in additive manufacturing by integrating origami-inspired 3D printing techniques with hybrid composites -materials made from mixed reinforcing components.  more