Today on Green Car Reports: Magnesium has potential as the next lightweight material for fuel-efficient cars, Tesla and the Irvine California Fire Department dispute the cause of a fire that involved a Model S electric car, and we drive the 2014 Volkswagen Tiguan TDI. All this and more on Green Car Reports.

Tesla Motors and the Irvine Fire Departmnt disagree over the cause of a garage fire.

Hybrids, Subaru, and Mazda clean up in Consumer Reports' annual "Best New-Car Value" list.

In more Tesla news, Ohio car dealers sue to block Tesla from selling cars in their state.

Gasoline vehicles will remain in the majority for at least the next 25 years, U.S. energy agency says.

We drive a bit of forbidden fruit: the Volkswagen Tiguan TDI.

Cars are on a perpetual diet, and magnesium could be the next material that could help.

Will there be another electric MINI E in a few years?

The IIHS lists the 39 safest cars for 2014.

Finally, Chris Harris drives the Porsche 918 Spyder plug-in hybrid supercar.


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