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.
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.
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.