The first major barrier to entry is a six-ton vault door designed to withstand a nuclear blast ... eliminating the need for power-intensive air-cooling systems. Different sections of the bunker ...

Spotlight on Maryland received exclusive access to observe the workings of Maryland’s only nuclear power plant ... led from the plant’s generation room through heavy blast doors into the ...

Workers pried open the door to a historic plutonium vault at the Hanford nuclear reservation to find ... process after the Plutonium Finishing Plant began operating in 1956. A plutonium nitrate ...

The first major barrier to entry is the six-ton vault door designed to withstand a nuclear blast ... automatically startup in the event of power failure, giving the facility a powerful backup ...

Spotlight on Maryland received exclusive access to observe the workings of Maryland’s only nuclear power plant ... led from the plant’s generation room through heavy blast doors into the ...