The Congressional stimulus bill could help create a new, advanced battery industry in the United States.
Pollutants emitted as a result of corn biofuel production could have serious impacts.
GM's retiring product chief symbolized the auto industry's environmental defiance.
The hamster in this video is wearing a generator that turns mechanical energy into electrical current when the hamster runs or scratches. The two graphs on the device show current and voltage.
Researchers use a running rodent to test their device.
Storing energy with compressed air, rather than batteries, could cut the cost of hybrid vehicles.
Missing support for tax credits could hurt renewables companies with plans for new projects.
Ralph J. Cicerone, president of the National Academy of Sciences, discusses the challenges of climate-change research.
How solar-thermal energy could shrink coal plants' carbon footprint.
Small, automatic electric vehicles will be demonstrated in two new projects.