Avi Hartman is the mechanical genius behind Carmadillo, a 100 pound, gas-powered art go-kart, which he’ll be showing off at Maker Faire this weekend. The thing, which took about 400 hours to build, really does look like an especially well-fed armadillo and, yes, that’s real fire shooting from its eyes. We had a little chat with Avi about his art. more ›