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Hawaiian firm shrinks solar thermal power
September 14, 2007 It's not as common as solar photovoltaic panels, but Hawaiian start-up Sopogy thinks small-scale solar thermal makes sense.Photos: Concentrating on solar power in HawaiiThe fatal flaw for green-tech companies
February 5, 2008 There's a chance green products will save the world, so why are they so boring compared to a cell phone with a built-in TV?Storing sun and wind power
December 5, 2007 Several technologies are being tested to tie large-scale storage to renewable power sources. Images: Making wind power that lasts all dayMIT-led study finds geothermal energy potential untapped
January 22, 2007 Heat mining technology can be improved and deployed broadly to generate clean electricity, says an Energy Department-sponsored report.Putting alternative energy to work
June 6, 2007 The clean-technology movement has its hands in some dirty business--and its eye on getting power from on high.Silicon vs. CIGS: With solar energy, the issue is material
October 2, 2006 What should solar panels be made of? Silicon has history on its side, but the future may lie in CIGS.Microsoft vs. Google: Who's greener?
June 6, 2006 The two Internet companies work to reduce energy use and promote sustainability as product battle heats up. Photos: Green companiesFAQ: A concentrated power boost for solar energy
August 1, 2007 Using very different designs, several companies are focusing the sun's energy onto solar cells to lower the cost of solar electricity.Photos: More solar bang for the buckPour yourself a silicon solar panel
October 12, 2007 Start-up claims it can create crystalline silicon solar cells with liquid, cutting manufacturing costs in half.Harnessing quantum dots for solar panels
June 27, 2007 Sources say a start-up is working to use the tiny particles to convert sunlight into electricity.Studying the hydrogen energy chain
April 4, 2007 Turning hydrogen into a viable fuel presents many challenges, but researchers are also discovering possible solutions.Wave-power company sinks in IPO
April 27, 2007 Wave-energy company sinks as bubble debate in energy industry continues.Going aloft for wind power
January 4, 2007 The wind industry is best known for propeller-based turbines. But some inventors believe kites and balloons can capture wind power as well.Images: 'Flying' wind generatorsGoogle, Intel target efficient PC power supplies
June 12, 2007 An awful lot of juice meant to power PCs never gets used. Tech companies team up to make PCs and servers run more efficiently.Applied Materials to outshine Google with solar
March 16, 2007 Company that sells manufacturing tools to the solar industry is going to be one of the industry's biggest customers, too.Pollution declining in parts of eastern U.S.
December 15, 2006 Controls imposed on coal-burning power plants are making it easier to breathe in Ohio River Valley, a new study says.Curbing the CO2 that comes from PC use
September 15, 2006 Your desktop chews up a lot of electricity. One start-up says it can cut that consumption without a lot of annoyance.With hefty funding, solar start-up takes on big guns
June 21, 2006 With $100 million in its wallet, Nanosolar says it wants to topple the old guard in the solar industry.Does the solar industry need a Salesforce.com?
March 30, 2007 SunEdison's Jigar Shah talks about how simpler business models can make solar power cost-effective--even without technology breakthroughs.The greening of Las Vegas
March 9, 2007 It's not just the color of money. When you live in a water-starved desert, getting "green" can mean ripping up your lawn. Photos: Solar power pushes Vegas water Sponsored matches for "electricity"
