Bad news for GM: The Chevy Volt still isn't selling the way the automaker hoped it would, so it's temporarily halting production of the battery-powered hybrids for five weeks. Worse news for GM: Shutdowns like this only make the Volt a harder sell.
Upstart automaker Tesla Motors confirmed this week that its groundbreaking Model S, an all-electric luxury-sports sedan, was on track to enter production by this summer. It already has pre-orders for more than 8,000. Is the moment coming soon when electric cars go mainstream?