The VW diesel emission scandal continues to unfold, with more cars to be investigated and questions about the future of diesel not only in the U.S. but globally.

And we've got a shape-shifting concept car and a B&B with solar-powered electric-car charging. All this and more on Green Car Reports.

If you're a small B&B, what angle can you use to set yourself apart? How about solar-powered electric-car charging?

The EPA plans not only to retest Audi and Porsche diesels as well as the Volkswagen ones already identified, but ultimately, every single diesel vehicle sold in the U.S.

German makers are getting serious about electric cars; the Frankfurt Motor Show offered rumors of an electric platform shared by Audi and Porsche.

Also at Frankfurt, Mercedes-Benz showed a concept car that changes its shape to reduce aerodynamic drag.

A followup to a landmark 2007 study confirms, once again, that electric cars cut energy use and reduce carbon emissions.

We have to ask it: Is diesel dead? If they're banned in Paris, what's next?

That Apple car that's supposedly coming in 2019 will be a disaster, says GM's former product czar.

Finally, SUVs get smaller and smaller: We have spy shots of a future Audi Q2. What happens below Q0?


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