Synopsis. “Many of the technologies first fictionalized in Star Trek are now a reality. Using x-rays, scans, and a mixture of cells, scientists can actually print human tissue and organs.” This video was originally published to YouTube on 13 May 2013. (source)
Smithsonian Channel: Using a 3D Printer to Make Human Body Parts
[youtube https://www.youtube.com/watch?v=cMzfyGBfAck]