Counter-rotating wind turbines (CRWTs) represent an innovative paradigm in wind energy conversion, employing a dual rotor mechanism in which two coaxial rotors spin in opposite directions. This ...

Norway's World Wide Wind has a radically different take on offshore wind power. These floating, vertical-axis wind turbines feature two sets of blades, tuned to contra-rotate – and they promise more ...

Not that today's biggest wind turbines are small, by any means – but WWW says it sees a clear path to gargantuan 400-meter-tall (1,312-ft) machines with 40-megawatt capacities, two and a half times as ...

FREEN, an innovator in wind energy, introduces a line of small wind turbines that utilize efficient and environmentally friendly Darrieus rotor technology. FREEN's wind generators are fundamentally ...

With the California blackouts of 2001 still a painful memory, Chris Beaudoin wants to generate some of his own electricity. He marveled the other day at how close he is to that goal, gazing at two new ...

Are consumers and businesses ready for small turbines or 'building-integrated' wind generators? Companies such as AeroVironment are hoping so. Martin LaMonica is a senior writer covering green tech ...