A Safer World, Filled With Nukes  Can you stop the bomb's spread
by making it easier to cut nuclear deals?   That's the
counterintuitive policy prescription currently being debated by
the Congress, the White House, the nuclear industry, and anti-
proliferation activists. At stake is the U.S. role as a leading
supplier of nuclear technology and components, and perhaps the
Obama administration's stated goals of curbing the proliferation
of nuclear weapons. The whole issue has taken on added urgency
thanks to the nuclear talks with Iran, whose pursuit of nuclear
technologies began, and purportedly continues today, under the
guise of civilian uses.  The U.S. wants to promote the use of
nuclear energy for power generation --it's the only large-scale
way to generate electricity without emitting greenhouse gases --
and give a boost to the U.S. nuclear industry overseas. But it
also wants to limit the risks of nuclear proliferation by, say,
limiting the number of countries that can enrich uranium from
the low levels n