A young man from Mars comes to Earth & must learn our strange ways. After his arrival on Earth from his home on Mars, Valentine Michael Smith becomes the founder and pastor of a new religious sect and the sensation he creates teaches Earth some unforgettable lessons, including grokking, watersharing, and love. One of the greatest science fiction novels ever published, Stranger in a Strange Land's original manuscript had 60,000 words cut. Here at last,...

For a telepathic twin on an exploratory space voyage only a few years pass, yet, when he returns to Earth his brother is ready to celebrate his ninetieth birthday.

Every stand-in dreamed of the starring role - but what actor would risk his life for the chance? One minute, down-and-out actor Lorenzo Smythe is, as usual, in a bar, drinking away his troubles while watching his career circle the drain. Then a space pilot buys him a drink, and the next thing Smythe knows, he's shanghaied to Mars. Smythe suddenly finds himself agreeing to the most difficult role of his career: impersonating an important politician...

"A delight."-New York Herald TribuneA tale beloved by many fans of Robert A. Heinlein, Podkayne of Mars tells the story of a young Marswoman and her inter-planetary adventures with her uncle and her genius brother.Told largely through Podkayne's diaries, the story details her travel to Earth with her two companions. Podkayne has very definite plans on what to do and how to do it, but not everything is as it seems. She is suddenly thrust into the middle...

Dan Davis, an electronics engineer, had finally made the invention of a lifetime: a household robot that could do almost anything. Wild success was within reach—and Dan's life was ruined. In a plot to steal his business, his greedy partner and greedier fiancée tricked him into taking the "long sleep"—suspended animation for thirty years.

But when he awoke in the far different world of AD 2000, he made an amazing discovery.

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A one-armed computer technician, a radical blonde bombshell, an aging academic, and a sentient all-knowing computer lead the lunar population in a revolution against Earth's colonial rule.

After he firewalked in Polynesia, the world wasn't the same for Alexander Hergensheimer, now called Alec Graham. As natural accidents occurred without cease, Alex knew Armageddon and the Day of Judgement were near. Somehow he had to bring his beloved heathen, Margrethe, to a state of grace, and, while he was at it, save the rest of the world ....

A universe-hopping foursome fleeing an alien menance are determined to keep them from revealing the existence of their continuum device. With an infinite supply of alternate universes to choose from, the four heroes manage to locate the original Oz and settle down.

After a car accident Perry Nelson wakes up in a future time and place. Perry studies the future so he can better understand the past and also the future which he becomes a part of. From 1939 to 2086 is a big gap in customs and politics.