Idaho National Laboratory researchers have built the first microreactor control system in decades, replacing the traditional ...

For decades, light water reactors have used control rods to regulate the fission reaction that powers a nuclear plant. The rods move vertically in and out of the core and are made of mat. . .

General Douglas MacArthur, commanding general for the unified U.N. forces Aiding the Republic of Korea to repel the North Korean Communists, and a staff officer (right) inspecting a North Korean tank ...