Solar cars race from Australia's top to bottom
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Sun-powered-car enthusiasts from around the world raced into the Australia outback on Sunday at speeds nearing 100 kilometres-per-hour at the start of the World Solar Challenge.
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Betting on utilities moving to concentrated solar power in a big way, start-up Ausra to construct Las Vegas factory.
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British scientists are claiming a world first after finding a way to use hydrogen to fuel cars.
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The five-decade quest for cheap solar power has produced an alternative energy that's still about four times more expensive than conventional electricity. But a group of local physicists, engineers and astronomers hope to be the first to break the cost barrier of solar energy.
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Vehicles that draw power from the electricity grid offer uneven benefits, a new study finds.
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Let the sun shine in: Government buildings in the city are poised to go solar as part of Mayor Bloomberg's grand plan to turn the city green.
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Russell Long already owns a pair of fuel-efficient hybrid cars -- a Toyota Prius and a Honda Civic -- but his dream car is not on the market yet: a zippy number he could plug in to recharge at night that would get over 100 miles per gallon.
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Russell Long already owns a pair of  fuel-efficient hybrid cars -- a Toyota Prius and a Honda Civic  -- but his dream car is not on the market yet: a zippy number  he could plug in to recharge at night that would get over 100  miles per gallon.
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Science & environment: Luxury car brand could swap 1950s glamour for a hydrogen-powered car that drives itself
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Skyscrapers that power themselves through wind and solar energy collected on their roofs are named in the winning designs in a competition aimed at creating a greener modern city.
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Environmentally friendly tech and hybrids dominate this year's Geneva Motor Show, making fuel efficiency the top theme in a climate of global warming concerns. By the Associated Press.
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Denmark catches the most wind for power. Japan absorbs the most sun. Now Britain wants to rule the waves. Wave and tidal stream machines are the latest exploratory technology
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A solar-powered hydrogen car is here, with some fine print.
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Formula 1 motor racing is investing in green technology that will eventually appear in cars you can buy in the showroom.
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Researchers are harnessing solar energy to convert carbon dioxide into carbon monoxide, which can be used to make fuels.
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Some of the regionâs best minds are captivated by the challenge of solar power and hope to put the development of solar technologies on a faster track.
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Building-integrated photovoltaics gets a boost with power-producing terracotta roof tiles.