Douglas Birch and R. Jeffrey Smith, Center for Public Integrity

Japan is creating an enormous pile of plutonium. Should you be worried?

Lifestyle

It only takes a few pounds of plutonium to make a weapon, and the most likely source of the critical ingredient is a large-scale production or storage facility — like the one Japan is building.

After 47 years, the US is still pretending Israel doesn’t have nuclear weapons

Conflict

A break-in at a South African nuclear complex alarms Washington and strains relations years later

Politics