Naval reactors account for more than half of the global use of highly enriched uranium and most of the global stockpile of HEU for nonweapons use.
An increasingly troubled relationship takes a toll on U.S.-Russian nuclear cooperation.
Asian states Pakistan, India, China, and North Korea comprise four of the world's nine nuclear-armed states. The interconnections of these countries must be considered to fully understand how nuclear nonproliferation can be influenced.
In relying on threat assessments, it is wise to ask about the track records, evidence, and probabilities.
A new study suggests that President Obama, failed to make progress in key nuclear disarmament areas during his second term.
The window of opportunity to prevent North Korea from developing nuclear-armed ballistic missile systems is closing and Washington should explore every serious diplomatic overture from Pyongyang.
In a letter to the 48-member states of the Nuclear Suppliers Group (NSG), a group of 18 leading nuclear nonproliferation experts expressed...