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