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Scarcity Mindset Study Reanalyzed: Game Rules, Not Tunnel Vision, Explained the Results

MHD card with receding teal tunnel rings and a narrow spotlight falling on three gold coins beside a small target, illustrating a reanalysis finding that the scarcity tunneling effect came from game rules.

A new study reanalyzed a widely cited target-shooting experiment used to support the scarcity mindset theory. That theory says money shortages focus attention on immediate needs and make future costs easier to overlook.1 Giving players fewer or more shots changed their opportunities to score and borrow, explaining results previously attributed to narrowed attention. The findings …

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Rats Beat Humans in 2-Second Temporal Error Monitoring Study

MHD featured image for temporal error monitoring and timing metacognition.

A 2026 iScience study found that both humans and rats could report whether their own 2-second timing responses were small-error or large-error trials, but rats were more accurate on test choices: human accuracy was 55%-57%, rat accuracy was 65%-67%, and the species gap remained significant before task-variable matching.1 Research Highlights Both species monitored timing errors: …

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Social Mindfulness Favored Ingroup Members in Refugee-Policy fMRI Study

MHD featured image for social mindfulness, group identity, and refugee-policy fMRI.

A 2026 fMRI study of 45 adults with strong pro- or anti-refugee stances found that people made more socially mindful choices for ingroup partners than for outgroup or unclassified partners, with mean socially mindful choices of 19.36 for ingroup, 17.18 for outgroup, and 16.31 for unclassified partners.1 Outgroup prosocial choices still occurred, but they recruited …

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