The Most Complex Scientific Instrument ever built to be switched on.

The Large Hadron Collider (LHC) particle accelerator at Cern will now be powered up in May 2008 after a number of delays in its construction (Original date was November 2007). The most complex scientific instrument ever built will be switched on. The large Hadron Collider promises to recreate the conditions right after the Big Bang (The beginning of creation). By revisiting the beginning of time, scientists hope to unravel some of the deepest secrets of our Universe.

The giant underground laboratory on the French-Swiss border is designed to probe the limits of Physics. The facility will collide sub-atomic particles in a 27km- long ringed tunnel, explained Lyn Evans, the LHC project leader at the European organization for Nuclear Research (Cern).

The "inner triplets" magnets are located on either side of the four major detector experiments located around the giant ring.

The magnets need to be cooled to 1.9 Kelvin (-271degree C) using super fluid helium inside a vacuum vessel in order to focus particle beams prior to collision at the four experiment point along the accelerator. When it is switched on, the LHC will collide two beams of particles head-on at super-fast speeds, recreating the conditions in the Universe moments after the Big Bang.

"We'll be starting up for Physics in May 2008, as always foreseen, and will commission the machine to full energy in one go," Mr. Evans added.