Robotics

'Magic' gloves let acclaimed Brazilian pianist play again

A few days before Christmas, renowned pianist João Carlos Martins summoned his friends to a Sao Paulo bar so he could show off the best gift he'd received in years: a new pair of bionic gloves that are letting the 79-year-old ...

Nerve

A nerve is an enclosed, cable-like bundle of peripheral axons (the long, slender projections of neurons). A nerve provides a common pathway for the electrochemical nerve impulses that are transmitted along each of the axons. Nerves are found only in the peripheral nervous system. In the central nervous system, the analogous structures are known as tracts. Neurons are sometimes called nerve cells, though this term is technically inaccurate since many neurons do not form nerves, and nerves also include non-neuronal Schwann cells that coat the axons in myelin.

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