Photos: Concept cars at Frankfurt show
A reconstructed Audi A3 racecar gets a fill-up of vegetable oil from inventor and engine specialist Hilmar Wolf. Retooled for the fuel by Wolf, the car reportedly packs 191 horsepower and hits a top speed of about 150 mph.
- Gallery: Top 10 holiday gifts for the tech team
- Gallery: Nokia N97 - your future netbook?
- Photos: Infiniti FX50S AWD
- Photos: iFrogz Ear Pollution Plugz
- Photos: The space station marks a decade aloft
- Images: Photographic marvels in a petri dish
- Photos: Flying in formation
- Photos: iFrogz Ear Pollution
- Photos: GreenBuild comes to Boston
- Image Gallery: Opera Mini 4.2 beta on the T-Mobile G1
