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365 trains hauled 364,000 tons of clean stone into Britain’s oldest nuclear waste site over a year and a half, so its earliest trenches can be sealed under a clay cover that swells shut when rain hits it, and the waste itself never has to move at all
The first new commercial nuclear fuel plant America has built in more than 50 years finished its shell in 10 months, sized to press uranium into 700,000 billiard-ball spheres a year, and the first reactor it will feed is still waiting for permission to pour concrete
A 155-pound drone submarine that two people can carry and toss off the edge of a dock dives 1,000 feet and works 30-hour missions hunting sea mines, and the Navy just placed its biggest order of them yet, with options that run the fleet to 200 vehicles
A 1,600-megawatt reactor on the French coast shut down at three minutes to midnight for a year of work, 20,000 separate tasks that include trading its steel lid for a new 109-ton one that reached the plant by river barge, cargo ship and road convoy