LIVERMORE, Calif. — The W80-4 warhead’s final design reviews are complete and its first production unit is still on track for fiscal year 2027, a senior official at the Lawrence […] ...

Marvin Adams, deputy administrator for defense programs at the National Nuclear Security Administration, told sister publication Exchange Monitor Friday that the U.S. does not need to critically test, even in […] ...

The federal government last week asked a judge to vacate a judgment favoring environmentalists in a plutonium pit lawsuit and stop the case from going to an appeals court. The […] ...

The National Nuclear Security Administration, in asking a court to deny an activist’s amicus brief in an ongoing lawsuit, said it conducted a review of producing warhead cores in New […] ...

A judge Monday granted an extension for parties involved in a three year-old lawsuit against the Department of Energy to reach a compromise, a court document shows. The new due […] ...

OMAHA, Neb. — The U.S. should focus on the air- and sea-based legs of the nuclear triad rather than the land-based leg, a key member of the House Armed Services […] ...