LAS VEGAS (KTNV) — It's not unusual to spot the National Nuclear Security Administration's helicopter above Las Vegas skies. They routinely fly over the valley to measure naturally-occurring ...

The National Nuclear Security Administration, the civilian agency maintaining America's nuclear stockpile, allowed journalists, including NPR, to tour a secretive laboratory. 💥 In the early ...

Mark Amodei, R-Nev., Chuck Fleischmann, R-Tenn., and Seth Moulton, D-Mass.,would expand the National Nuclear Security Administration’s authority to build and develop counter-drone technology. The ...

Firings and buyouts hit the top-secret National Nuclear Security Administration amid a major effort to upgrade America’s nuclear arsenal. Critics say it shows the consequences of heedlessly ...