Within months of the Cuban Missile Crisis, weapons designers at Los Alamos National Laboratory began engineering what would become the longest-serving and most adaptable weapon in America’s nuclear ...

(NewsNation) — The United States military is ramping up production of a new nuclear warhead as Department of Defense officials point to an urgent need to deter threats and modernize the military’s ...

The B61 bomb’s reported yield will be adjustable to between 0.3 and 50 kilotons. A kiloton is the equivalent of 1,000 tons of ...

The National Nuclear Security Administration (NNSA) in the United States has completed the upgrade of the B61-12 nuclear warhead, which is the latest modification to the B61 family of gravity bombs.

Deep Fission is betting that the safest place for a nuclear reactor is not behind thicker concrete walls but a mile beneath our feet. The California startup wants to sink compact power plants into ...

A version of this story appeared in the daily Threat Status newsletter from The Washington Times. Click here to receive Threat Status delivered directly to your inbox each weekday. The ...

BERKELEY, Calif.--(BUSINESS WIRE)--Deep Fission, an advanced nuclear energy company redefining the industry by placing small modular pressurized water reactors in boreholes a mile underground, today ...

The Department of Energy’s National Nuclear Security Administration (DOE/NNSA) announced the completion of the first B61-13 gravity bomb Monday. The keynote address took place at the Pantex Plant in ...

The F-35 Lightning II was used in August 2025 to successfully evaluate three B61-12 test assets during a multi-day test campaign. Sandia National Laboratories and the National Nuclear Security ...

A California-based nuclear energy company with plans to place small modular reactors (SMRs) in mile-deep boreholes said it will break ground December 9 for a pilot project at a site in Parsons, Kansas ...

What You Need to Know: NATO has launched its annual nuclear deterrence exercise “Steadfast Noon,” involving over 60 aircraft and more than 2,000 personnel. The two-week drills, conducted over Western ...