A new study from the National Center for Atmospheric Research says geoengineering could decrease rainfall compared to pre-industrial periods.
Volvo, Tesla, and dozens of researchers are using creative battery designs to make electric vehicles lighter.
There's a huge amount of wind off the coast of Japan, but harnessing it will be fantastically expensive.
New USB plugs will be able to handle ten times as much power, potentially changing the way we charge electronics.
Phasing out the production tax credit, and adding cost and performance requirements, could shorten the path to large-scale renewable energy.
$100 million in new funding will keep the woodchip-to-gasoline company Kior afloat, for now.
ClearSign’s pollution-reducing technology could help power plants burn less fuel and make more money.
A cheaper fuel cell could provide affordable power for microgrids.
AltaRock has figured out how to use fracking to get more heat out of a geothermal well, but work remains before the energy source can dent carbon emissions.
GE hopes to increase power output at existing wind turbines by offering free upgrades--you just pay if the upgrades work.