Slideshow: What if Bionics Were Better?

Some able-bodied people want to improve their bodies with artificial parts. But their dreams may outpace the capabilities of technology. By Chris Oakes. Part four in a four-part series.
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The Cyberhand Project produced a prototype, though not as slick as illustrated rendering. The goal is to expand knowledge of neural regeneration, and sensory-motor control of the hand.

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The prosthesis promises feeling for amputees via natural sensory feedback. It is controlled by neural signals coming from the wearer's central nervous system.