image: 3-D printed grid structure with two different bacterial strains. This material relates to a paper that appeared in the 01 December 2017, issue of Science Advances, published by AAAS. The paper, by M. Schaffner at ETH Zürich in Zürich, Switzerland, and colleagues was titled, "3D printing of bacteria into functional complex materials." view more
Credit: [Credit: Manuel Schaffner and Patrick A. Rühs]