Lost Sight, Found Sound

Brain areas devoted to vision can take on other duties following loss of sight.

By Emily Sohn, 00:00 AM January 28, 2005

In some children who go blind, certain parts of the brain that normally control vision appear to switch jobs and focus instead on sound, a new study has found.

The human brain's visual cortex is found at the back of the brain (arrow).

The human brain's visual cortex is found at the back of the brain (arrow).

NIH

The study, by researchers at the University of Montreal, involved 7 adults who could see and 12 adults who had lost their vision when they were children. Each participant sat in a room with 16 loudspeakers at different locations. The room was designed so that ...

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