Words On The Brain: A Semantic Map of the Cortex

In a new Nature paper, Berkely neuroscientists Alexander G. Huth and colleagues present a ‘semantic atlas’ of the human brain. Huth et al. have mapped which brain areas respond to words, according to the semantics (meanings) of each word. It turns out that these maps are highly similar across individuals – which could have implications for ‘mind reading’ technology.

Huth et al. recorded brain activity with fMRI while seven volunteers listened to over two hours of audio narrative (taken fr

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