A cheap polymer material increases the power output of methanol fuel cells by 50 percent.
The German automaker has invested in the company behind the Roadster electric sports car.
Obama's new standards could require a gas tax to get consumers to buy more efficient cars.
Temporary storage is good enough for now, a panel says.
Startup Enphase Energy is shrinking DC-to-AC inverters to extract more juice from solar panels.
OLEDs could soon give fluorescent lighting a run for its money.
A New Jersey plant is planning to put ocean-floor carbon sequestration to the test.
Startup Better Place demonstrates a system for swapping out depleted batteries for charged ones.
QD Vision is using its quantum dots in LED lighting to produce more pleasing white light.
Superconducting LEDs are brighter than anyone could explain. Until now.