[Medical News Today, 4 September 2006]

We all link music and art, but only a tiny minority of us is aware of the crossover of senses in our brains, according to a UCL (University College London) neuroscientist, speaking today at the BA Festival of Science. New research has found that vision and hearing are inextricably interlinked in everyone's brain, but only synaesthetes, who have a rare condition in which the senses mingle, are conscious of it.