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Video: Tesla Model S Alpha undergoes on-track testing

The electric-car wizards at Tesla have released a sneak peek of the upcoming Tesla Model S Alpha undergoing on-track drive testing. The video provides a quick glimpse of three eerily quiet sedans, but not much more. Scintillating it's not, but it's nice to see the Model S Alpha sedan getting closer to production.

The most expensive cars ever: Ferrari 250 GTO sells for $38 million

By Tim Pollard Motoring Issues 15 August 2014 10:19 A 1962 Ferrari 250 GTO Berlinetta sold overnight for a record $38,115,000 (£22,528,626) at the prestigious Bonhams Quail Lodge Auction held during Monterey Car Week. At a stroke, the Ferrari has become the most valuable car in the world, overtaking the 1954 Mercedes W196 R F1 Racer which sold for $30m at an auction at the 2013 Goodwood Festival of Speed. Tellingly, seven of the top 10 most expensive cars ever sold at auction were Ferraris (see our list below).

Ruf XL: A longer Porsche Panamera for the Chinese market

The Chinese love their rear-seat legroom. The workhorse of Shanghai taxi fleets is an extended-wheelbase Volkswagen called the Santana; think 1980s Quantum with longer rear doors. Audi's Chinese division designed and builds a long-wheelbase version of the last-generation A6.