Loose talk about space travel has gone pretty far; it may be a bit early to think of orbiting Air Force generals and rocket company executives circling the moon. To bring some sense to such flights of fancy, President Lee DuBridge of Caltech last week gave the Western Space Age Conference in Los Angeles a tranquilizing dose of anti-poppycock.
Physicist DuBridge is all for unmanned satellites to study the earth and nearby space, and perhaps to orbit the moon. "A scientist," he said, "cannot help but be excited by this prospect. It opens up wholly...
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