Evaporative cooling plus drying with desiccants equals cool air for less cost.
Satellite navigation technology is focusing on reducing fuel consumption.
The company will share parts and production lines between hybrids and conventional vehicles.
Safety upgrades are critical but could mean higher prices for oil and gas.
Development is a step toward making such batteries practical for electric vehicles.
Researchers think the solar-powered device could survey aging electrical lines.
Nanowire generators could one day lead to medical devices powered by the patient's own heart.
ZeaChem starts construction in Oregon, but plans elsewhere have stalled or been scaled back.
Precise combustion control cuts fuel consumption by more than 30 percent.