Today on Green Car Reports: Formula E demonstrates an electric race car in Las Vegas, the Volvo Concept XC Coupe is scheduled for a 2014 Detroit Auto Show debut, and the 2014 Cadillac ELR's software hints at future uses for the Voltec range-extended electric powertrain. All this and more on Green Car Reports.

The Formula E Spark-Renault SRT_01E electric car takes to Las Vegas for a demonstration.

The Volvo Concept XC Coupe will debut at the 2014 Detroit Auto Show.

A new report slams plug-in electric car incentives, chalking their shortcomings up to "mainstream market bias."

The 2014 Cadillac ELR plug-in's software gives hints of future Voltec uses.

We test the fuel efficiency of the 2014 Jeep Grand Cherokee EcoDiesel sport-utility vehicle.

The 2014 Volkswagen Jetta gets a five-star overall crash-safety rating from the NHTSA.

We have some spy shots of the upcoming 2015 Audi Q3 compact crossover.

Finally, at next week's Detroit Auto Show, the Volkswagen Passat BlueMotion Concept will preview a high-mileage new version of the mid-size sedan.


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