Photo: Electrical Glitch Delays Large Hadron Collider

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A welder makes the first connection between two cryomagnets inside the Large Hadron Collider, the world's largest particle accelerator.

Despite a successful test sending beams of particles around the collider's huge underground tunnels, a later electrical test caused a glitch on September 19, 2008, that will shut down the machine for at least two months, officials reported.

Photograph courtesy CERN

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