The first attempt to circulate a beam in the Large Hadron Collider (LHC) will be made on 10 September. This news comes as the cool down phase of commissioning CERN’s new particle accelerator reaches a successful conclusion.

Physicists around the world, some in pajamas and others with champagne, celebrated the first tests on Wednesday of a huge particle-smashing machine they hope will simulate the "Big Bang" that created the universe.