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Stories about: renewable

Flying Wind Turbine Brings Affordable Clean Energy Renewable energy is a noble cause, but nowadays the investment cost for such technologies is very high. Altaeros Energies, a company from Massachusetts, has created a marvelous device that will likely drive the cost of investing in wind energy, and also the price of such electricity way down. The prototype is a wind... 23 April 2012 14:11 GMT Organic Solar Cells to Become Competitive Photovoltaic solar panels are definitely not a new concept. Experts think they are close to raising the competitiveness of organic solar cells, making them appropriate alternatives to the already popular crystalline silicon.Heliatek thinks it is on the right path, since its sample cells displayed a 6.0 percent conver... 10 December 2011 07:20 GMT