Only a few nonnuclear weapons states with uranium-fueled power plants have kept the weapons option open, and none has evidenced activities intended for diverting fissionable material from its civilian system. Analysis of alternative strategies shows that acquisition of nuclear weapons material would probably depend on military production facilities rather than diversion. Horizontal proliferatio...

Many initiatives intended to improve safety in nuclear facilities have used the concept of “safety culture,” which focuses on human and organizational factors emphasizes importance p...