The president clears away obstacles to reducing U.S. gasoline consumption.
Combining different battery technologies could improve vehicle performance and reduce costs.
After delays, the Google-funded car is due out this fall.
A new way to convert heat into electricity could lead to more efficient solar power.
Rather than bemoaning California's tougher fuel standards, Honda and Chrysler executives embrace change.
A utility in Delaware has opened the door to vehicle-to-grid technology.
California's tailpipe standards could accelerate clean-auto tech development.
At yesterday's hearing, Obama's selection for secretary of energy outlined his priorities.
The new Prius is designed so that its battery pack can be swapped out for a plug-in lithium-ion battery.
Just as the company makes engines, it will now make battery packs for electric cars.