Nuclear weapons are the single-most destructive explosives humanity has created and deployed in warfare. Because of their destructive power that can wipe away whole cities, you'd think that the United ...

The United States openly tracks thousands of nuclear warheads, yet a small number have slipped permanently out of reach. Yes, the US has lost 6 nuclear weapons, and each disappearance left a trail of ...

Ernest J. Moniz served as the 13th U.S. Secretary of Energy and is Co-Chair and CEO of the Nuclear Threat Initiative, a nonprofit, nonpartisan global security organization focused on reducing nuclear, ...