by Anqi Zhang figures by Daniel Utter Have you ever met anyone with only one leg or arm? I bet you have. An estimated 185,000 people undergo amputation procedures in the US every year, with the leading cause being vascular diseases. Thanks to the advances in medical devices, some of the functionalities of the lost limbs can be restored by artificial arms or legs, or … Continue reading One Step Closer to Cyborgs: The development of artificial nerves