One of the most daunting scientific and engineering challenges today is ensuring the safety and reliability of the nation's nuclear arsenal. To effectively meet that challenge, scientists need better ...

An LGM-30 Minuteman, the U.S. land-based intercontinental ballistic missile (ICBM), in service with the Air Force Global Strike Command. As of 2023, the LGM-30G Minuteman III version is the only ...

The Manhattan Project that built the atomic bomb wasn't without its own dangers. Experiments on a so-called "demon core" of plutonium caused the deaths of two Manhattan Project physicists. Both ...

Taiwan appears to have conducted experiments with plutonium — a key component of nuclear weapons — up to the mid-1980s, diplomats said Wednesday, citing environmental tests taken by the U.N. atomic ...

In a maze of tunnels 900 feet beneath the Nevada desert, US nuclear weapons scientists have since the 1990s been intermittently agitating flecks of plutonium with chemical high explosives, carefully ...

2005-06-16 04:00:00 PDT Vienna-- Iran has admitted that it conducted small-scale experiments to create plutonium, one of the pathways to building nuclear weapons, for five years beyond the date when ...

For years, the federal government has been working on turning old, unexploded warheads left over from the Cold War into a ...

LOS ALAMOS, N.M., July 24, 2002 - Sometime after midnight on Feb. 25, 1941, in a cramped, third-floor laboratory at the University of California in Berkeley, Glenn Seaborg, Joseph Kennedy and Art Wahl ...

According to a new UN report, Iran has reportedly admitted that it carried out experiments on plutonium, which can be used to make nuclear arms, up until 1998 -- that is, for five years longer that it ...