NTT DoCoMo plans green-energy cellphone masts
Japan's largest mobile phone operator, NTT DoCoMo, plans to start powering its cellphone tower network with renewable energy such as solar, wind or biomass, the company said Friday.
Japan's largest mobile phone operator, NTT DoCoMo, plans to start powering its cellphone tower network with renewable energy such as solar, wind or biomass, the company said Friday.
Energy & Green Tech
Jul 8, 2011
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(AP) -- Boommi Gowda used to fear the night. Her vision fogged by glaucoma, she could not see by just the dim glow of a kerosene lamp, so she avoided going outside where king cobras slithered freely and tigers carried off ...
Energy & Green Tech
Jul 2, 2011
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A yearlong experiment with the nation's electric grid could mess up traffic lights, security systems and some computers - and make plug-in clocks and appliances like programmable coffeemakers run up to 20 minutes fast.
Other
Jun 24, 2011
20
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It takes up enough space to cover a billiards table, but next year it will fit inside a backpack.
Energy & Green Tech
Jun 23, 2011
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(PhysOrg.com) -- In Sept. 1859, on the eve of a below-average1 solar cycle, the sun unleashed one of the most powerful storms in centuries. The underlying flare was so unusual, researchers still aren't sure how to categorize ...
Space Exploration
Jun 22, 2011
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The number of households in electricity-starved Bangladesh using solar panels has crossed the one million mark -- the fastest expansion of solar use in the world, officials said Wednesday.
Energy & Green Tech
Jun 15, 2011
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MIT researchers have found a new way to predict which materials will perform best as catalysts for oxygen reduction, a core process in metal air batteries and fuel cells, opening up the possibility of faster and more effective ...
Materials Science
Jun 14, 2011
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(PhysOrg.com) -- By adding the right amount of heat, researchers have developed a method that improves the electrical capacity and recharging lifetime of sodium ion rechargeable batteries, which could be a cheaper alternative ...
Nanomaterials
Jun 7, 2011
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(PhysOrg.com) -- Conversion to renewable energy sources like wind and sun is only a question of time. Because wind and solar radiation vary in strength, the increase in renewable energy sources will cause significant fluctuations ...
Nanomaterials
Jun 7, 2011
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A radically new approach to the design of batteries, developed by researchers at MIT, could provide a lightweight and inexpensive alternative to existing batteries for electric vehicles and the power grid. The technology ...
Energy & Green Tech
Jun 6, 2011
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