Nukes: The Next Generation

jonerik writes: "Following up on the weekend's posting on the revision of American nuclear war-fighting plans, the New York Times has this article on the difficulties in building a new generation of nukes. The American nuclear arms industry is much smaller now than it was ten years ago, testing the new, smaller "bunker busters" would be problematic, and no one's certain that a nuclear weapon with a tiny explosive yield that's capable of penetrating yards of reinforced concrete could actually be built."