Bulletin of the Atomic Scientists

Carbon dioxide emissions are rising so fast that some scientists are seriously considering putting Earth on life support as a last resort. But is this cure worse than the disease?

How is global warming affecting existing competition for resources and changing international security priorities? A survey of recent research shows how complex the picture could become.

Before Stagg Field, before Trinity, before the atomic age dawned above Hiroshima and Nagasaki, nascent nuclear technologies emerged into a world unsure of how to manage the bevy of new and dangerous secrets. The surprising method of early atomic control? Patent censorship.

The United States plans to protect itself from emerging missile threats by building a Europe-based missile defense system. Like its predecessors, the system has serious technological deficiencies.

The proposed European missile defense system is intended to guard against a missile attack originating from Iran–yet Iran's missile capabilities are relatively limited.

After visiting the Yongbyon nuclear complex, the former head of Los Alamos National Laboratory judges that North Korean officials are working in “good faith” to disable the facilities. But he warns that complete denuclearization presents formidable obstacles.