Vatican plans to tap solar energy
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Some Holy See buildings will start using solar energy, reflecting Pope Benedict XVI's concern about conserving the Earth's resources, a Vatican engineer said Tuesday. The roof of the Paul VI auditorium will be redone next year, with its cement panels replaced with photovoltaic cells to convert sunlight into electricity, engineer Pier Carlo Cuscianna said.
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Photovoltaics made of nanowires could power small devices and lead to cheaper solar panels.
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Wearable solar panels that could charge mobile phones, music players or light batteries are likely to go on sale within three years, according to New Scientist magazine.
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A novel solar technology hits an important milestone as it competes with other forms of solar power plants.
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Pupils want their schools to use renewable energy sources and  rainwater resources, a survey finds.
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Two new facilities use solar power to produce hydrogen and biofuels, showing progress in the quest to add a little sun to your fuel tank. In Autopia.
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Solar power these days comes from cells that turn light into electricity, but researchers are now working on materials that can crank out hydrogen. By John Gartner.
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Physicists have dreamt about it for decades: harnessing the fusion process that powers the sun to make clean, safe and limitless energy. A multinational pact signed Tuesday may bring that dream a step closer to reality.
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Pope Benedict XVI. Photograph: AFP. Gordon Brown will have an audience with Pope Benedict XVI today during a trip to Rome to launch a vaccination scheme for children in the developing world.Comment
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Building-integrated photovoltaics gets a boost with power-producing terracotta roof tiles.
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Glaskowsky analyzes the latest, and least, idea in alternative energy.
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The European market is hot, so the solar technology company plans to expand there.
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A proposed solar telescope could help scientists gain a clearer picture of the link between sunspots and solar storms, which can spur power outages on Earth.
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Blog: Envision Solar seeks to put solar panels on the roofs of parking structures, but financing could prove to be tricky.
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California should try to add solar energy systems to 1 million homes by 2017 to save electricity and cut pollution from power plants, Gov. Arnold Schwarzenegger said on Friday.
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Artificial photosynthesis may be the key to harnessing energy directly from the sun and creating a limitless renewable energy source, experts say.
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A solar-powered hydrogen car is here, with some fine print.