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Livermore National Ignition Facility
Livermore National Laboratory has complete the world's largest laser. Called the National Ignition Facility, the 400-foot-long laser bay shown is one of two that make up the stadium-size NIF. The facility is capable of focusing 192 individual laser beans on a spot about the size of a pencil eraser, creating a huge amount of energy, know as fusion ignition. The NIF is to be used to help ensure the reliability of the nation's nuclear weapons.
Scientists Celebrate Completion Of World's Largest Laser