Losing a hand or limb is a life-changing event, and finding a prosthetic that can truly feel has long been a challenge. For many, traditional prosthetics offer limited movement and no sense of touch, ...
(CNN) — The outline of a hand made with red pigment on the wall of a cave in Indonesia at least 67,800 years ago may be the world’s oldest rock art, according to a new study. The faded hand stencil, ...
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