Dean Kamen, the inventor of the Segway personal gliding transporter and other gadgets for the world's well-to-do, has joined a growing array of innovators and entrepreneurs focusing their skills on the persistent plight of the world's poorest billion people or so (hat tip to  …

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It's the megaengineered geek machine everyone loves to hate. But with prices soaring at the pump, Segway sales are up at least 25 percent—and counting.

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It's still awaiting formal clinical trials, but Dean Kamen's so-called "Luke" artificial arm has already gone through its share of tests, which we can now thankfully catch a glimpse of courtesy of a new video from the folks at IEEE Spectrum Online.

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The Dept. of Defense has asked Dean Kamen to develop a better artificial arm.

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Dean Kamen's "Luke arm"—a prosthesis named for the remarkably lifelike prosthetic worn by Luke Skywalker in Star Wars—came to the end of its two-year funding last month.

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So Willums shipped a Think City to Kamen, who is now modifying the two-seater coupe to carry a Stirling engine (photo at right) that would not only extend its range by hundreds of miles but turn the car into a mobile generator.

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This story has been lighting up the Internet like, hotcakes or whatever, but it's still difficult to find any solid information on the device.

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Drinking your own urine? The way to solve water shortage problem? Regardless, it works! By the guy behind the Segway.

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