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Engineered genes in grafted skin could be body's protein factory: Chicago, the city of gangsters, played host to the American Association for the Advancement of Science last week. Reporters from Â鶹´«Ã½ were there

Diagnosis by computer: The American Association for the Advancement of Science met this week for its annual jamboree in Chicago. Topics ranged from Patriot missiles to Neanderthals and pawpaws with peculiar names

Patriot missiles misled by 'accidental' decoys: The American Association for the Advancement of Science met this week for its annual jamboree in Chicago. Topics ranged from Patriot missiles to Neanderthals and pawpaws with peculiar names

White House bids to wipe out history

Bush's budget boosts civil science

US military fails to go green

Review: Biology's colonial record

Pentagon reveals secret nuclear-powered rocket

UN misled press over Iraq's nuclear plans

The space probe that lost its voice. . .

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Technology: No safe place yet for toxic waste

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Technology: Telephone companies accused of networking the rich