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Iraq's chemical weapons go up in smoke

Iraqis economical with nuclear truths

Will Russia open its secret cities?

Pentagon 'suppresses too many inventions'

Technology

Technology: US battery research moves up a gear

Bush's 'ploy' on fetal tissue research

Picture puzzle as Magellan changes point of view

Socialising in cyberspace: San Francisco is home to a unique experiment aimed at creating a computerised community. Social rules are new and fluid and people are redefining what passes for acceptable behaviour

'Innocent' hackers want their computers back

Spies enlisted to aid crippled spacecraft

Focus: Too many bottles break the bank - The US is gripped by recycling fever. But harsh economic reality is beginning to dent green idealism

Courtroom battle over genetic fingerprinting