A cheaper fuel cell could provide affordable power for microgrids.
Stories Tagged "electricity"
Despite the need to reduce carbon dioxide emissions, the burning of coal has only been accelerating.
Researchers demonstrate a significant jump in the efficiency with which heat can be converted directly into electricity.
And it wouldn't need super-advanced technology to do it.
ArrayPower says its "sequenced inverter" will cut the cost of solar by more than 10 percent.
Such materials could be used to cool computers and buildings, and harvest waste heat in cars.
Flywheel-based electricity storage company Beacon Power can't pay its bills.
Researchers achieve a goal they've been after since the 1980s—the advance could make cars and airplanes lighter, and renewable energy more practical.
An Israeli company aims to commercialize microbial fuel-cell technology.
Nest Labs is a startup in deep stealth that is deploying the world's best user interface designers against the world's most boring enterprise: saving energy