Big Bang machine goes back in time
Updated on 19 December 2006
Scientists have created a gigantic machine to recreate the Big Bang which created time and space more than 14bn years ago.
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The Large Hadron Collider - based at Europe's particle physics laboratory in Switzerland - will attempt, for the first time, to discover the particles at the very heart of the atom.
Experts hope that could lead to all sorts of other revelations - from the existence of dark matter to new dimensions.
Our science correspondent Tom Clarke went to find out how the 17-mile long contraption will work.
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