03/28/2008 02:43 am ET Updated May 25, 2011

US Selecting Design For New Generation Of Nuclear Warheads...

By the end of the year, the government plans to select the design of a new generation of nuclear warheads that would be more dependable and possibly able to be disarmed in the event they fell into terrorist hands, according to the head of the National Nuclear Security Administration.

The new warheads would be based on nuclear technology that has already been tested, which means they could be produced more than a decade from now to gradually replace at lower numbers the existing U.S. stockpile of about 6,000 warheads without additional underground testing, said Linton F. Brooks, administrator of the NNSA, which oversees the U.S. nuclear weapons complex, and other government officials.

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