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Porsche plans four-door Panamera convertible

A series of European and U.S. patent applications obtained by AutoWeek show that Porsche remains committed to building a four-door convertible version of its flagship Panamera, despite recent comments from Zuffenhausen insiders indicating the car had been canceled. The new car, depicted in official drawings that accompany the latest Porsche patent applications filed in February, eschews the two-door route taken by all of its upmarket rivals for a four-door body.

Maserati GranTurismo Sport (2012) first official pictures

This is the new Maserati GranTurismo Sport, a more powerful and more aggressively styled version of the Trident’s big GT that will be unveiled at the Geneva motor show in March 2012. How is the Maserati GranTurismo Sport different from all Maserati’s other GranTurismo models? The GranTurismo Sport effectively replaces the GranTurismo S, and sits one rung below the hardcore GranTurismo MC Stradale.

Musk begins delivering on Supercharger network

Tesla has delivered 21 high-speed Supercharger stations in the United States, as it promised this past spring. Actually, the company promised 18. In any case, it was a close call -- Tesla only had nine stations finished last week.