A powerful report on the effects of climate change on the world economy today warns that global warming could cost the Earth 20 per cent of its wealth if the problem is not dealt with soon. Full Story
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A dense, sooty cloud in the plane of the Milky Way identified by the Spitzer telescope could be thick enough to swallow dozens of solar systems, Nasa scientists have claimed. Full Story
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A study which found that infertility could be induced in mice has led to hopes that a male contraceptive could be developed for use in men. Full Story
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