Analysis of samples of the H5N1 bird flu virus from two of its victims in Turkey has detected a change in one gene in one of two samples tested, but it is too early to tell whether the mutation is important, the World Health Organization said Thursday
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Forest fires in Siberia have been raging for three months already. They have become a disaster not only of Russian, but of global scale. The fires have already scorched 12 million hectares of land