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It’s only the really big asteroid impacts that are a threat to life on Earth
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A hot tip for tough jobs 鈥� use a microwave drill
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Perfectly preserved dinosaur stuns palaeontologists
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Mercury clock could set the standard
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Hard evidence left by biggest killer of all time points to death by suffocation
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Huge snowball on outskirts of Solar System puts Pluto in the shade
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New Solar System body revealed
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A foolproof way to spot quark stars
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There’s no place like home
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Amorous ostriches scoop Ig Nobel prize
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NASA gambles on ‘son of Hubble’
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Orbiting Apollo rocket will soon depart
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