Plutonium 'pits' and Small Modular Reactors are all part of Energy Secretary Chris Wright's early goals for his department.

A small group of US officials were granted exclusive access and documented their closely monitored visits before the joint ...

A military effort to stop Iran from building a nuclear weapon requires heavy bombs to strike its bunkers. That's where the US ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.