Scientists at the Nevada National Security Site successfully detonated a plutonium experiment this week in a deep chamber 85 miles northwest of Las Vegas to check the safety and effectiveness of the ...

Earlier this month, the US National Nuclear Security Administration (NNSA) announced that it had conducted a subcritical experiment with plutonium in an underground tunnel 300 meters below the Nevada ...

Add Yahoo as a preferred source to see more of our stories on Google. MOSCOW (Reuters) - Russia said that a U.S. subcritical experiment aimed at giving data on the behaviour of the materials used in ...

The NNSA claims that the current and previous 33 subcritical experiments were consistent with the Comprehensive Nuclear-Test-Ban Treaty NEW YORK, May 18. /TASS/. The United States conducted a ...

RENO, Nev. (AP) — Scientists charged with ensuring the aging U.S. stockpile of nuclear weapons are good to go — if needed — say they'll start shipping key components to Nevada's desert next year to ...