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Technology looks set to take its lead from nature in the future. Scientists around the world have spent the last twenty years developing what is known as Nanotechnology. The development of man made materials beginning with a single cell. Tim Harper is a U.K based expert in the field of nanotechnology. He is in Australia at the moment to give a plenary speech at clean technology conference in Melbourne. He told Indi Wood he believes Nano technology can lead to a serious reduction in the cost of solar power around the world
