הביוניקה החדשה שמאפשרת לנו לרוץ, לטפס ולרקוד

At MIT, Hugh Herr builds prosthetic knees, legs and ankles that fuse biomechanics with microprocessors to restore (and perhaps enhance) normal gait, balance and speed.

When Adrianne Haslet-Davis lost her left foot in the Boston Marathon bombing, her left leg was amputated to the knee. Less than a year later, she's back on her feet and dancing again.