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19-year-old bioengineering student David Aguilar has used Lego to build his own robotic prosthetics.
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Military amputees are to be among the first to benefit from DARPA's revolutionary new prosthetic arm.
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A new type of material is able to detect pressure and transmit that information directly to the brain.
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A new, inexpensive 3D-printed bionic hand could be the key to making prosthetic limbs affordable to all.