|First Drive: VW Passat Ling Yu - The technology of tomorrow in the car of today
Yes, it's a Passat, but a very, very expensive Passat.
|Blast from the Past: NASA's Stirling-powered AMC Spirit
Stirling technology is good enough for Dean Kamen, good enough for NASA.
|Officially Official: GMC adds Yukon Denali Hybrid SUV
Expect EPA fuel economy ratings to start at 21 city, 22 highway.