The discovery of antiprotons at the University of California (TIME, Oct. 31) was a basic physical discovery which had far-reaching effects. In Britain's Nuclear Power, Professor O. R. Frisch of the University of Cambridge tells how the discovery has affected scientific reasoning about the smallest things in the universe, the sub-atomic particles, and about the biggest thing, the universe itself.
According to the laws of electrodynamics, nature should be "symmetrical." There should be atoms with negative as well as positive nuclei. But for years after the discovery of atoms, all the evidence seemed...
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