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    'Big bang' particle beam completes first circuit - 10 Sep 08

    Al Jazeera English

    by Al Jazeera English

    It's the world's biggest science experiment - the quest for what some people call the "god particle".

    After years of anticipation, the most powerful atom-smasher ever built has been fired-up under the mountains of Switzerland and France.

    Scientists hope to recreate the conditions of the "Big Bang", and find the answer to some of the most fundamental questions about the origins of the universe.

    Hamish Macdonald reports from Geneva.