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Essex man builds his own road-legal F1 car

OK, first things first – this isn't really an F1 car. In fact, aside from the Red Bull livery, it shares very little in common with a real F1 car. But we couldn't help but take a closer look.

Land Rover Discovery 4 (2010): first official photos

By Tim Pollard First Official Pictures 08 April 2009 00:01 Land Rover is today unveiling a family of gently chiselled full-size 4x4s – think of it as Solihull’s answer to the changing zeitgeist and the next step in Land Rover’s greening of its range. The new Discovery gains a clean new diesel and can now claim a 30mpg average; there’s also a new interior and an exterior facelift – enough to warrant a new Discovery 4 badge. The big news under the bonnet of Discovery 4 is the arrival of the new Jaguar Land Rover 3.0-litre V6 diesel.

GM continues work on fuel-saving engine technology

Sometime in the next decade, you might be able to enjoy some of the benefits of a diesel without driving one. A technology called HCCI improves fuel economy 15 percent and releases fewer emissions by using a combustion process similar to what is used in diesel powerplants. General Motors continues work on the project, which could be applied across a range of engine sizes and used with other advanced fuel-saving technologies to help the company comply with the proposed new mileage and emissions targets announced Tuesday by President Barack Obama.