When They Come from Space

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"They were conquering heroes, who had just saved the earth from destruction. They looked like men--young and handsome, brave but modest. They acted as if they w

A Universe from Nothing

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This is a provocative account of the astounding new answers to the most basic philosophical question: Where did the universe come from and how will it end?

Mousetronaut

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A #1 New York Times bestseller “This little mouse may well inspire some big dreams.” —Kirkus Reviews “A larger-than-life adventure.” —Publishers Wee

The Future of Humanity

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NEW YORK TIMES BESTSELLER • The national bestselling author of The God Equation traverses the frontiers of astrophysics, artificial intelligence, and technolo

Space Chronicles: Facing the Ultimate Frontier

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“A compelling appeal, at just the right time, for continuing to look up.”—Air & Space America’s space program is at a turning point. After decades of gl