Europe has just put through the International Atomic Energy Agency a demand that Iran suspend all nuclear activity pending a Nov. 25 meeting on sanctions.

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The discovery of quantum mechanics and Einstein's theory of relativity, vital to much of modern technology and economic activity, including the transistor, the laser and the atomic bomb.

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The so-called stress tests will be performed on Europe's 143 working reactors and other atomic installations and will consider a range of factors, including seismic activity, flooding, and power loss at reactors.

BBC: MEPs split over nuclear 'stress tests'