To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1. Time-lapse movie of the formation of artificial Zen stones in a lyophilizer over 28h. The model stone consists in a 30-mm in diameter copper disk. Sublimation-driven morphogenesis of Zen stones on ice surfaces Nicolas Taberlet, and Nicolas Plihon PNAS. 2021. 118:None-None DOI: 10.1073/pnas.2109107118 Download Original Video Browse All Videos »