Ringworld. One of the best Sci Fi novels. ****If you're looking for more Sci Fi, Look out for Nathan Walsh's Dark Science Fiction Novel "Pursuit of the Zodiacs." Launching Soon! PursuitoftheZodiacs.com****
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Tips for Writing Stunning Science-Fiction: A Guest Post by Author S. Alex Martin - Explaining the ins and outs of writing good sci-fi, author S. Alex Martin covers topics such as space travel, technology, planets, and character building. You don't want to miss out on this thought-provoking, helpful post!
Awesome Infographic: The Best-Selling Sci-Fi Books of All Time