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R8 e-tron electric supercar will be built, Audi says

The Audi R8 e-tron is back on: Audi has backtracked on an earlier decision to cancel production of the zero-emission supercar and will now push ahead with small-scale production two-seater, Autoweek can confirm. The decision is part of a number of sweeping changes made to Audi's research and engineering operations since the arrival of its new head, Ulrich Hackenberg. Citing recent advances in lithium-ion battery technology that has reportedly increased its range from an original 134 miles to close to 250 miles, high-ranking insiders at Audi's headquarters in Germany suggest the R8 e-tron will now go into limited production during the latter half of 2014.

70ft tall car juggling robot planned

BugJuggler When it comes to things we would like to see in our lifetime, a 70ft-tall robot juggling cars is most definitely one of them. So let’s all give this crazy group of ex-NASA and James Bond stunt engineers a big round of applause, because that’s exactly what they are trying to achieve. The robot is called the BugJuggler, and as yet it’s just a figment of some very over-active imaginations.

Optima Sports pushes two new tire innovations

WITH VIDEO -- If John Scott has his way, every car on the road will be shod with tires featuring built-in camber. Scott is the owner of Wisconsin-based Optima Sports, a small automotive-engineering firm, and inventor of Camber Tires--tires with a constantly decreasing diameter. According to Scott, his tires offer multiple benefits, including enhanced handling, increased stability, reduced tread noise, improved fuel economy and better safety by reducing rollovers.