A.I. Homogenizes Thoughts and Suppresses Brain Activity
ByAinvest
Wednesday, Jun 25, 2025 11:52 am ET1min read
THETA--
A study at MIT found that students who used ChatGPT to write SAT-style essays demonstrated lower brain activity, including fewer connections and lower alpha and theta connectivity, compared to those who wrote without AI or with Google Search. The AI-generated texts also converged on common words and ideas, leading to homogenized responses. The study suggests that relying on AI for tasks may have a cognitive cost and limit divergent opinions.

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