particle collider

The world's largest particle collider is closed temporarily on just day nine of its operation and on the heels of an earlier transformer glitch.

Not long after the world's largest particle collider became operational, a transformer that helps cool part it malfunctioned, forcing operations to be suspended.

AP - Engineers on Friday fitted the last major piece into what they say will be the world's largest scientific instrument — a nuclear particle accelerator in a 17-mile tunnel under the Swiss-French border.