Airborne Wind Turbines Are Floating Eco-Powerhouses of Tomorrow

Wind turbines produce energy by harnessing the wind, and usually they look like windmills. But a new breed of airborne wind turbine is heading into production. Many of them are house-sized and blimp-shaped, inflated with helium and left to churn in the rapid winds that are always blowing 1000 feet off the ground.… » 12/13/07 2:00pm 12/13/07 2:00pm