Praise pours in for the Tesla Model S, a costly car that uses no gas.
A Justin Bieber birthday present – the $100,000 Fisker Karma – is causing a bit of a stir. Maybe it should. Fisker is trying to pioneer the luxury electric car. One critic calls the Karma 'beautiful.'
Car of the year is awarded to the Chevy Volt, GM's cutting-edge hybrid.
A newsroom thriller, NASA missions on the Discovery Channel, hybrid owners' annoying efficiency, and more.