The ability to print objects in three dimensions has been heralded as the solutions to many problems. We check out some of the latest innovations. In Jordan we hear from the doctors who are printing prosthetic arms for people injured in conflict. In the UK we meet the man fitted with the world's first 3D printed eye. And we find out how an Egyptian inventor is using 3D printing to help blind children in the classroom. Presenter: Jo Mathys Producer/reporter: Claire Bates Additional reporting: Toka Omar and Suzanna Goussous (Picture: A 3D printer prints a sphere. Getty Images)