The Gods Themselves Cover
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The Gods Themselves

by Isaac Asimov

In the twenty-second century Earth obtains limitless, free energy from a source science little understands: an exchange between Earth and a parallel universe, using a process devised by the aliens. …
Childhood's End Cover
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Childhood's End

by Arthur Clarke

For use in schools and libraries only. The author questions the survival of mankind in this science fiction tale about Overlords from outer space who dominate the world.
A Woman of the Iron People Cover
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A Woman of the Iron People

by Eleanor Arnason

Lixia and the members of her human crew are determined not to disturb the life on the planet circling the Star Sigma Draconis which they have begun exploring. But the …
Foreigner Cover
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Foreigner

by C. J. Cherryh

It had been nearly five centuries since the starship Phoenix had become lost in space and had encountered the world of the atevi. On this world where law was kept …
Factoring Humanity Cover
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Factoring Humanity

by Robert J. Sawyer

In the near future, a signal is detected coming from the Alpha Centauri system. Mysterious, unintelligible data streams in for ten years. Heather Davis, a professor in the University of …
Hellspark Cover
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Hellspark

by Janet Kagan

Tocohl, a Hellspark trader, goes to the new planet of Lassti, where she is embroiled in the intrigue and mysteries surrounding the death of a survey team member and the …
Passage Cover
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Passage

by Connie Willis

One of those rare, unforgettable novels that are as chilling as they are insightful, as thought-provoking as they are terrifying, award-winning author Connie Willis's Passage is an astonishing blend of …