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Narrated by: Daniel Thomas May

Unabridged — 6 hours, 43 minutes

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Overview

From the multiple Hugo and Nebula award-winning author: "A panoramic story of what happens to a world gone super intelligent" (Astounding Science Fiction).

With "wonderfully logical detail . . . exciting storytelling and moving characterization" (Anthony Boucher), science fiction master Poul Anderson explores what happens when the next stage of evolution is thrust upon humanity and animals. As Earth passes out of a magnetic field that has suppressed intelligence for eons, the mental capacit...