Sept. 25, 2008 - Volvo is marketing what it calls the "first commercially viable hybrid bus," promising bus operators a five- to seven-year payback in reduced fuel costs.

Sept. 16, 2008 - You probably won't be parking one of these in your garage anytime soon, but the pyramid-shaped electric vehicle known as the Dream Car 123 now drives up to 250 miles on just five bucks of juice. (via Gizmodo)

Sept. 8, 2008 - ExxonMobil Chemical has started production on a new tire material that the company says can hold air more efficiently using less material.

Sept. 5, 2008 - BMW last year improved the fuel efficiency of its new cars at four times the average rate of other major manufacturers, according to a new study by the nonprofit European Federation for Transport and the Environment.

Sept. 4, 2008 - Sanyo's new Aqua washing machine, first introduced at last year's Consumer Recycling Show, recycles water for future washing cycles (via GoodCleanTech).

Aug. 7, 2008 - Nissan has developed an "eco pedal" system that prevents drivers from giving their vehicles too much gas.

Earlier this week, green-product design software and information company Sustainable Minds launched its first information services aimed at providing designers with some much-needed advice on sustainability issues. In this SLM interview, CEO Terry Swack walks us through the new offerings - and explains why they're needed now more than ever.

July 25, 2008 - Microsoft researchers have developed a new liquid crystal display (LCD) technology that's three times more energy efficient than current designs.

July 25, 2008 - Soon you may be able to turn your non-electric vehicle into a hybrid simply by attaching an electric motor to your car's back wheels.

June 23, 2008 - The new Phoenix Processor, developed for use in sensors, consumes just 30 trillionths of a watt during sleep mode - a low-power record, say researchers at the University of Michigan.

June 20, 2008 - New fuel cell and hybrid-electric technologies continue to dominate the clean-tech landscape, putting the auto sector well ahead of solar, biofuels, and wind in the race for most patents, according to first-quarter results from the Clean Energy Patent Growth Index.

June 9, 2008 - Toyota has made big leap forward in hybrid engine technology, designing a car that can drive more than 500 miles on a single tank of gas.

May 19, 2008 - The Port of Los Angeles has unveiled a new zero-emissions electric drayage truck that can pull a 60,000-pound cargo container at top speeds of 40 miles per hour. In addition to its environmental benefits, the new truck costs less to operate.

May 16, 2008 - Days after rival Toshiba touted plans to bring direct methanol fuel cells to market in products next year, Sharp says it has made a major breakthrough in the budding green technology.

May 13, 2008 - Toshiba says it plans to begin mass-producing direct methanol fuel cells with an eye toward bringing fuel cell-powered products to market by March 2009, IDG reports.