Motor Show Visits Motor City

General Motors delivers a shock to the Detroit Auto Show with the new Chevy Volt. Will U.S. automakers start investing in these eco-concept cars or is it all, well…show?

Automakers at this year’s North American International Auto Show in Detroit unveil a series of promising new green technologies…but are any of them ready for the market? Living on Earth host Bruce Gellerman talks with IEEE Spectrum’s car expert John Voelcker from the showroom floor.

Motor Show Visits Motor City - The World from PRX