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The malaria parasite "steals" phosphate for its own energy requirements from its host's red blood cells using sodium – now can scientists want to make use of this mechanism to "starve" the parasite. Iran's ambitious programme of animal cloning will not extend to human reproduction. Plants can communicate through airborne chemicals but how widespread and important is this in nature? The Atacama Large Millimeter/submillimeter Array in Chile will use the submillimetre wavelengths between radio waves and visible light to explore the universe.