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Will Audi's e-fuel replace gasoline and diesel?

From electric to ethanol and even hydrogen fuel cells, we’ve seen a lot of advancements in the automotive world when it comes to alternative fuel solutions. But Audi has a new technology up its sleeves in the form of synthetic e-fuel. Synthetically engineered e-fuel can replace gas and diesel, and so far Audi claims to be making significant strides in its performance and viability.

Nissan Esflow concept

Nissan will debut the Esflow concept at the forthcoming Geneva motor show. Billed as a sports EV, the concept aims to prove that sacrificing petrol does not equate to losing driving pleasure. The rear drive, two-seat car features traditional sports-car styling, while the cab back, long hood and high waistlined proportions arc back to the original Datsun Z cars.

McLaren gives MP4-12C power and gadget upgrade

McLaren has announced a surprise package of upgrades which will be offered to existing owners of its MP4-12C supercar, free of charge. Owners will benefit from more power, a tunable engine noise and fewer foibles - yes, the tricky swipe-to-enter door handles are banished for good. So what exactly has changed on the McLaren MP4-12C for 2013?