Time Magazine: One of President Obama’s signature ideals is the eventual elimination of nuclear weapons. He’s spent diplomatic capital trying to negotiate a new nuclear-arms-control agreement with Russia, and in his Nobel Peace Prize speech in December, he called atomic-weapons control “the centerpiece of my foreign policy,” asking all nuclear countries to work toward disarmament. But when it comes to using nuclear power at home, Obama evidently feels a lot friendlier. Speaking at a job-training …