The Doomsday Clock is an internationally recognized design that conveys how close we are to destroying our civilization with dangerous technologies of our own making. First and foremost among these are nuclear weapons, but the dangers include climate-changing technologies, emerging... Read More
The Islamic Republic of Iran stands at the threshold to the bomb. In 2010 it had more than enough low-enriched uranium (some 2,152 kilograms) to make its first bomb's worth of weapons-grade uranium. The LEU would have become highly enriched uranium in roughly 10 weeks had it been fed into the 4,186 centrifuges then operating. Thousands of other centrifuges are also known to be operating at the Natanz secret nuclear facility.
Since 1996, supporters have pushed for Senate ratification of the Comprehensive Test Ban Treaty (CTBT), arguing that the treaty would limit nuclear weapons proliferation and deter nuclear war. But the treaty does more than this -- it also has a health benefit. Put quite simply: No more tests, no more fallout.
The recognition of the need for nuclear disarmament and the question of how to achieve it are as old as the nuclear age. In June 1945, before the first nuclear weapon had been built, in what became known as the Franck Report, a group of scientists working on the U.S. atomic bomb program warned that:
On January 15, the Wall Street Journal published an op-ed by former secretaries of state George Shultz and Henry Kissinger, former Defense Secretary William Perry, and former Georgia Democratic Sen. Sam Nunn, which 37 other national security experts also endorsed. Entitled "Toward A Nuclear-Free World," it was the second such essay in the Journal by these authors in as many years.