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Ancient site hints at first North American settlers
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Three killed in California earthquake
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Soot worse for global warming than thought
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Monster bunch
Books & Arts
Technology
Naked nanofibres are supersniffers of tomorrow
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Fire or flood, we make it worse
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Naked nanofibres stretch optical properties
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Will overcrowding sink Noah’s Ark?
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Shuttle ‘on track’ for 2004 lift-off
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Red List of threatened species tops 12,000
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Earth lucks out with perfect storm
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Shuttle’s grounding prompts space station rethink
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