GRAND RAPIDS, Mich. — Small steps taken beneath the hot Central American sun meant cleaning the house would no longer be the same challenge for the Guatemalan woman, as she tested out her prosthetic ...

Timothy Dale Crockett maneuvered his wheelchair through the sleek Park Circle office, a crooked smile brightening his weathered face. The modern interiors felt worlds away from Crockett’s environment ...

Just a little over a year ago, a 25-year-old woman from Madison had to have her hands and legs amputated after contracting ...

"Smart" prosthetic legs can help amputees achieve a natural walking gait, but it's done through robotic sensors and algorithms that drive the limb forward at predetermined rates. A better way would be ...

Thanks to a neural interface, people can move this bionic limb naturally—just by thinking about it. When someone loses part of a leg, a prosthetic can make it easier to get around. But most ...