USC Dornsife

dornsife.usc.edu

University of Southern California

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Visit dornsife.usc.edu → RSS feedOn Hacker News Aug 2023 – Jul 2026

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Frequent and infrequent users of social media respond differently to rewards

2023111 points122 comments Science & Space details

Habitual and nonhabitual social media users respond differently to likes, shares and comments.

Heavy TV watching associated with smaller brain structures, study finds

2026109 points70 comments Science & Space details

Reduced volume was found in areas of the brain connected to memory formation, indicating a potential link between TV watching and higher dementia risk.