USA: Science: BioPrinters will revolutionize the world of medicine, churning out hearts, livers, an

Scientist Dr. Darryl D'Lima, a reasarch Orthospedic Specialist, works with a Bioprinter he helped develop in a Lab at Shiley Center for Orthopedic Research & Education at Scripps Clinic in La Jolla, CA on Thursday, August 15, 2013. Dr D' Lima is developing a way to repair cartilidge tissue by printing out cell matter onto the damaged area on the Bioprinter and having it regenerate. (Photo by Sandy Huffaker/Corbis via Getty Images)