Science: H-Crater

For years the thermonuclear bomb has lain like a half-seen nightmare in the back of the world's imagination. Scientists have mentioned it with awe in their voices.

Horrifying reports about the first "H-bomb test"—at Eniwetok in the fall of 1952—have spread around the world. Some of the rumors sounded silly, but none except a trusted few could judge how silly they were. Last week New York's Representative Sterling Cole, chairman of the Joint Committee on Atomic Energy, announced that the reports were, in fact, true.

Key Figure. Speaking to a Chicago convention of sand, gravel and ready-mixed concrete dealers, Congressman Cole revealed a...

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