4:17 pm U.S. ET | Jan. 13, 2015
A new kind of Shelby Cobra graced the Detroit auto show floor this week. The twist? It was 3-D printed. The U.S. Department of Energy's Oak Ridge National Laboratory, a partner of Local Motors -- the company that 3-D printed a car at the show -- demonstrated what can be done with the latest 3-D printing tools....
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