To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1. Production of the foam ink. Architected cellular ceramics with tailored stiffness via direct foam writing Joseph T. Muth, Patrick G. Dixon, Logan Woish, Lorna J. Gibson, and Jennifer A. Lewis PNAS. 2017. 114:1832-1837 DOI: 10.1073/pnas.1616769114 Download Original Video Browse All Videos »