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Motown’s greatest hits ­– all the best cars from the Detroit Motor Show 2014

Detroit, heart of the American car industry, traditionally hosts the first motor show of the year each January. Officially known as the North American International Auto Show – or NAIAS – it’s a chance for carmakers to kick-start the coming 12 months with a bit of glamour and sparkle. And the 2014 Detroit Motor Show has not disappointed, with a substantial number of new debuts and a chance to see some existing favourites, too.

GM's top battery executive for the Volt to join California startup

General Motors's top executive in charge of developing batteries for the Chevrolet Volt plug-in hybrid is leaving to take a position with an unnamed startup battery company in California. Denise Gray, 46, global director of rechargeable energy storage systems, will step down March 5 after more than three years in the post. This was “an opportunity that I could just not resist,” Gray said in a phone interview.

Revealed: Mercedes-Benz CL63 AMG

Less than a month after revealing a raft of changes to standard versions of its range-topping coupe, Mercedes-Benz has lifted the veil on a more powerful and significantly more economical CL63 AMG. Set for U.S. sale from November, the up-market performance coupe receives a series of mid-life styling tweaks, including larger headlamps, a restyled grille, more heavily contoured hood and re-profiled bumpers--all aimed at providing the CL63 AMG with added appeal against stiff competition from the likes of the Bentley Continental GT and the newly refreshed Aston Martin DB9.