Dr. Robert Von Engen, EditorJournal of the National Academy of Sciences,Constitution Avenue, N. W.,Washington, D. C. Dear Sir: I am taking the liberty of writing you this letter since I read your published volume, “Logical Control: The Computer vs. Brain” (Silliman Memorial Lecture Series, 1957), with the hope that you can perhaps offer me some advice and also publish this letter in the editorial... more...

Pop Young was the one known man who could stand life on the surface of the Moon's far side, and, therefore, he occupied the shack on the Big Crack's edge, above the mining colony there. Some people said that no normal man could do it, and mentioned the scar of a ghastly head-wound to explain his ability. One man partly guessed the secret, but only partly. His name was Sattell and he had... more...

First on the scene were Larry Dermott and Tim Casey of the State Highway Patrol. They assumed they were witnessing the crash of a new type of Air Force plane and slipped and skidded desperately across the field to within thirty feet of the strange craft, only to discover that the landing had been made without accident. Patrolman Dermott shook his head. "They're gettin' queerer looking... more...

Martha Dane paused, looking up at the purple-tinged copper sky. The wind had shifted since noon, while she had been inside, and the dust storm that was sweeping the high deserts to the east was now blowing out over Syrtis. The sun, magnified by the haze, was a gorgeous magenta ball, as large as the sun of Terra, at which she could look directly. Tonight, some of that dust would come sifting down from... more...