For a few days during the summer doldrums, the rocket men came down to earth. Astronomers turned from their telescopes, and physicists came out of the laboratory. In the U.S. and in West Germany, scientists gathered to tell each other how much they had learned—and how little they really knew.
¶ At a meeting of the American Astronomical Society in Boulder, Colo., Atom-Smasher Enrico Fermi speculated on the origin of cosmic rays. The high-speed cosmic particles, packed with destructive energy and dangerous for tomorrow's rocketeers, may have wandered into the earth's galaxy from the far reaches of space, said Dr. Fermi....
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