Restoring a sense of touch

An electric signal can trick a monkey’s brain into believing the animal’s finger has been touched

By Stephen Ornes, 18:37 PM October 29, 2013

Touch something, and your brain knows. The hand sends signals to the brain to announce contact was made. But that feeling of touch may not require making actual contact, tests in monkeys now show.  Zapping brain cells can fool the animal into thinking its finger had touched something.

A person who has lost a limb or become paralyzed may need an artificial limb to complete everyday tasks. But such patients may not truly feel any objects they hold. The new findings point toward one day creating ...

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