Astronaut Josh Cassada installs a biological 3-D printer

iss068e043943 (Jan. 31, 2023) --- NASA astronaut and Expedition 68 Flight Engineer Josh Cassada is pictured installing the BioFabrication Facility (BFF), a research device that will be used to investigate the 3-D printing of human organs in microgravity. The BFF is located inside the Columbus laboratory module's EXPRESS Rack 3 aboard the International Space Station.