Scientists get first close look at stimulated brain

For over a century, scientists have been using electrical stimulation to explore and treat the human brain. The technique has helped identify regions responsible for specific neural functions - for instance, the motor cortex and pleasure centre - and has been used to treat a variety of conditions from Parkinson's disease to depression. Yet no one has been able to see what actually happens at the cellular level when the brain is electrically prodded...

Read the whole article on

More from