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Nature 445, 137 (11 January 2007) | doi:10.1038/445137a; Published online 10 January 2007

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Security lapses cost nuclear chief his job
Capitol Hill anthrax attack 'hit wide area'
Biologist plans hunger strike over tenure snub
ExxonMobil accused over strategy on climate change
Venezuela legislates to boost research spending
Grand Canyon book survives flood of protest
Amazon founder's rocket lifts off