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  1. Atlanta Olympics: poor pay the price

    the air around the clock packed with high-tech surveillance equipment and computers. Symbol ... Hand-held computers scan encoded badges and the distinctive geometry of a person's hand to establish ...

  2. Why worry about greenhouse gas build-up?

    2 had doubled. Computer models predicted that this would imply a global warming of some 3° C above the ...

  3. Should the internet be censored?

    Queensland has passed laws relating to computer games which have been used to prosecute internet users. The ...

  4. New report warns of greenhouse health disaster

    global surface temperature has increased by about 0.3-0.6° C. Computer models predict that this may ...