TechnologyDexterous and light prosthetic hand can tie knots and comb hair A prosthetic hand that weighs about half that of a human hand also enables wearers to carry out intricate tasks, such as tying knots News
HealthFinger sweat can power wearable medical sensors 24 hours a day Small biofuel cells can harvest enough energy from the sweat on a person’s fingertips to continuously power wearable medical sensors that track health and nutrition News