October 16, 2006Better efficiency and larger panels result in a 43 percent jump in output, says solar energy equipment maker.TAGS:efficiency, solar energy
August 14, 2007NASA contest tests the efficiency and economy of experimental small-seat airplanes for use as a personal aircraft vehicle.Photos: Commuters in the skyTAGS:airport, aircraft, plane, efficiency, sky, mile, car, challenge, idea
May 22, 2007Companies hoping to sell an inexpensive solar technology have had to delay commercial production of their products or change their product line.TAGS:cell, silicon, efficiency, factory, manufacturing, process, CEO
August 9, 2003McKinsey reports that while companies need to make better products more efficiently, conventional performance innovations in product development have hit a plateau.TAGS:product development, efficiency, approach, process, development
September 26, 2006Entrepreneur sees sports car prototype as fulfilling the need for speed and environmental responsibility, too. Photos: Speedy and sporty
Video: A spin in Wrightspeed X1TAGS:car, engine, efficiency, battery, video