Instead of printing a single image on to a piece of paper, this $50,000 piece of equipment prints a three-dimensional image which will emerge – five hours later – in the form of a perfect replica of a mediaeval child's skull, the original of which resides in the British Museum

http://www.smh.com.au/technology/sci-tech/it-is-absolutely-wild-3d-printing-in-canberra-20120324-1vqvd.html