Top 10 innovations at 2014 Inside 3D Printing conference

This year's conference put the consume back into consumer goods with a stronger emphasis on the market for 3-D printed food. Several sessions detailed the innovations made in recent years, from NASA's program to bring 3-D printed pizza to its astronauts in orbit to the bioengineering research being done on 3-D printed meat using living cells.

Rock Hill, S.C.-based 3D Systems offered attendees the chance to sample a 3-D printed sweet in the form of geometrically-inspired sugared mints, as seen above. Candy is the 3-D printed food that has found the widest audience so far, according to conference speaker Terry Wohlers, principal consultant and president of Wohlers Associates Inc.