Brandon Williams, the head of the National Nuclear Security Administration, has no deep technical roots or experience in running the nation’s nuclear weapons complex, unlike many of his predecessors.
Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs.
Technicians in an underground test site in Nevada secured the door before execution of the 2021 Red Sage-Nightshade experiment, a subcritical nuclear test.
In 1865, two dozen Union soldiers, all formerly enslaved, were ambushed and killed along a road in Kentucky. Archaeologists are still searching for their remains.
Drawn by local talent, cheap labor and state cash incentives, start-ups building the weapons of the future are revitalizing manufacturing in once-vibrant industrial towns.
A worker inspecting a drone at Swarm Defense Technologies’ factory in Auburn Hills, Mich.
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