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The Japanese government has said that radiation levels around nuclear power plants in Fukushima I've entered the level of impact on human health. This is following the explosion of reactor 2 at the Fukushima plant complex I, on Tuesday (15 / 3), after previous reactors 1 and 3 - of a total of six reactors - has exploded on Saturday (12 / 3) and Monday (14 / 3).

After the earthquake and tsunami, Japan faces a major crisis. Even worse than World War II. How not, the country porakporanda. Damaged infrastructure, a large number of casualties and the threat of a nuclear explosion.

The design, build, and coding for this 1954 vacuum tube computer system is an utterly remarkable feat.