THE NUCLEAR POWER FACILITY AT HALLAM, NEBRASKA - DAVE: THE SODIUM GRAPHITE REACTOR NEAR HALLAM, AN EXPERIMENT IN NUCLEAR POWER. A DESIGN FLAW FORCED THE FEDS TO SHUT IT DOWN IN 1964, TWO YEARS ...

On a less festive note, in 1957, the first nuclear reactor that became a commercial power source in the USA was cooled using sodium. A better conductor of heat than water, it is a liquid with low ...

Sometimes developers call these reactors “plug-and-play.” SMRs can include a huge variety of reactor types depending on the coolant and moderator that they use—from light water to molten salt, sodium, ...

When Sheldon Station opened in Hallam in 1962, it was a big deal -- the first nuclear power plant in Nebraska and one of the first sodium-graphite reactors anywhere. It would be just two years ...