Scientific American: five 3D printers

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Last month, the open source 3D printer RepRap made the first successful copy of itself. And it's not the only 3D printer technology emerging from the workshops of ingenious makers. Over at SciAm.com, JR Minkel posts a slideshow of five machines to "print" 3D objects, including the RepRap, Fab@Home, and, seen here, the amazing Candy Fab from Evil Mad Scientist Labs. The Candy Fab prints objects by fusing layers of sugar. 3D Printers

Previously on BB:
RepRap universal constructor achieves self-replication
Build a fabricator at home
3D printing comes to Sears