Psychology
Study finds infrasound can raise cortisol and irritability even when people can’t hear it
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A small controlled experiment reported in Frontiers in Behavioral Neuroscience found that exposure to infrasound—ultra-low-frequency vibration below the range of human hearing—was associated with higher salivary cortisol and more negative mood ratings, even though participants could not reliably detect when the infrasound was present.
A Vogue article explores the emotional challenges of receiving unwanted clothes from mothers ahead of Mother's Day.
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New research from a major twin project suggests that genes play a larger role in determining education, career, and income than family environment alone. The findings come from tracking participants from age 23 to 27 and highlight the strong genetic link to IQ. Experts say the results challenge assumptions about how much upbringing can override inherited traits.
Researchers from the University of Pennsylvania have identified 'cognitive surrender,' where people outsource reasoning to AI without verification. In experiments, participants accepted incorrect AI responses 73.2 percent of the time across 1,372 participants. Factors like time pressure increased reliance on flawed outputs.
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Smartphone notifications interrupt users' concentration for about seven seconds, according to new research from the University of Lausanne. The effect is stronger for personally relevant alerts, with frequent checks amplifying the distraction. Researchers warn that these brief interruptions accumulate over hundreds of daily pings.
Israeli sports psychologist Nimrod Mon Brokman is working with Lakshya Sen at the All England Badminton Championships. His unconventional methods, such as cycling under hypoxic conditions, are aiding Sen’s semifinal run. Mon praises Sen’s temperament of laughing in the face of challenges.
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University of Notre Dame researchers report evidence that general intelligence is associated with how efficiently and flexibly brain networks coordinate across the whole connectome, rather than being localized to a single “smart” region. The findings, published in Nature Communications, are based on neuroimaging and cognitive data from 831 Human Connectome Project participants and an additional 145 adults from the INSIGHT Study.
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