A brand new ‘atlas’ shows where different ideas live in our brains

A map of concepts in the right cerebral hemisphere. (Alexander Huth)A man on the radio is talking about what it was like to come out to his family as gay. The sound of his voice streams into the ear of the listener and vibrates in the snail shell-shaped cavity of her cochlea. The sounds are translated into electric impulses, which shoot along her nerves into her auditory cortex. Language processing centers start parsing the story for syllables, words, rhythm and syntax. And somehow, they’re able to figure out what it all means. Inside the MRI machine, the listener’s brain is aglow with activity. For the first time, researchers at the University of California at Berkeley have mapped that activity, determining where in the brain certain concepts — family, numbers, texture and touch — are processed and understood. The…


Link to Full Article: A brand new ‘atlas’ shows where different ideas live in our brains