Wind technology design innovation would eliminate blades
A Tunisian company called Saphon Energy says it has designed a turbine using Zero-Blade Technology inspired by a sailboat that is more efficient and safer for wildlife.
GreenTech Pastures
As the global warming debate rages, Heather Clancy chronicles the smart grid, electric vehicles, alternative energy, green IT and other developments shaping the green technology movement.
Heather Clancy
Heather Clancy is an award-winning business journalist specializing in transformative technology and innovation
Latest Posts
Presenting, the world's longest wind turbine blade
Boasting a total rotor diameter of about 505 feet, 300 of the new Siemens turbines are intended for massive wind farms off the British coast.
AT&T echoes Sprint with mobile device eco-label program
Both rating efforts evaluate devices for factors such as the materials used, energy efficience and end-of-life disposal policies.
How long could a big battery power your home?
The Sacramento Municipal Utility District is funding a $5.9 million energy storage demonstration project to study how batteries could help during peak demand.
Greenhouse gas measurement company raises $7 million
Picarro, among the companies measuring the greenhouse gas emissions impact of the London Olympics, just closed its Series D round.
How much cheaper will LED light bulbs get by 2020?
If we hope to see $11 per bulb prices by the end of the decade, Lux Research says innovation must center on thermal management, dimming and secondary optics.
The economics of lithium-ion battery pricing
What will it take to spur mainstream adoption of electric vehicles? New McKinsey & Co. research suggests costs could drop up to 70 percent by 2020, which would make EVs truly competitive to gas-powered options.
Research project seeks to relieve electric vehicle range anxiety
The University of California is testing analytics technology that would use metrics such as real-time traffic information and vehicle weight to extend traveling ranges by up to 10 percent.
AlertMe supports Lowe's residential energy management platform
The cloud-based solution called Iris enables homeowners to control thermostats and security, and will be available in 500 stores by the end of August.
Honda delivers first all-electric vehicle in California
The 2013 Honda Fit EV is available for lease only in California and Oregon; markets on the East Coast will get the car early next year.