The spirit of competition is alive and well at X Prize, the nonprofit foundation that sponsors public technology competitions to tackle the world's greatest challenges. Founded in 1996, the Culver City, Calif.-based organization has awarded a half dozen major prize packages to date, and has several active competitions up and running.
Each X Prize is designed to encourage innovation in a particular field by offering cash prizes, sponsorships, and great heaping mounds of publicity. Here we take a look at some intriguing X Prize projects -- past, present and future.
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