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Science

Positive emotions experienced by one romantic partner were linked to lower cortisol levels, a key stress hormone, in the other partner. The connection between a partner’s positivity and cortisol was especially strong in couples with higher relationship satisfaction and among older participants.

Positive emotions experienced by one romantic part...

3 months ago 37

Older adults are more likely than younger cohorts to engage with unreliable new sources, their susceptibility does not stem from an inability to identify false content. Instead, heightened partisan bias and entrenched political identities appear to drive their engagement.

Older adults are more likely than younger cohorts ...

3 months ago 34

A study explored how our brains learn from past experiences of social acceptance and rejection, finding that painful social rejection can be a powerful learning tool for building future connections

A study explored how our brains learn from past ex...

3 months ago 36

Deciding when to stop driving can be challenging for older adults and their families. A study published today in the Journal of the American Geriatric Society shows that using a decision aid tool can be beneficial and help older adults when faced with this difficult decision.

Deciding when to stop driving can be challenging f...

3 months ago 40

New research revealed that neighborhood disadvantage may significantly affect brain and heart health among older adults without cognitive issues. Blood pressure was specifically pertinent to heart health analyses.

New research revealed that neighborhood disadvanta...

3 months ago 46

Researchers developed a neurobiological model that predicts facial expressions elicited by painful stimuli. Using machine-learning algorithms trained on magnetic resonance brain imaging data, they created a Facial Expression Pain Signature

Researchers developed a neurobiological model that...

3 months ago 38

The global elite are educated at a small number of globally prestigious universities, with Harvard University playing an outsized role. 10% of global elites went to Harvard. 23% went to the Ivy League.

The global elite are educated at a small number of...

3 months ago 47

Autonomous LLM-Driven Research — from Data to Human-Verifiable Research Papers

Autonomous LLM-Driven Research — from Data to Huma...

3 months ago 39

Largest Study of CTE in Male Ice Hockey Players Finds Odds Increased 34% With Each Year Played. Ice-hockey is the third major sport, after American football and rugby, to show a dose-response relationship between years of play and CTE risk

Largest Study of CTE in Male Ice Hockey Players Fi...

3 months ago 43

Chronic social stress causes neurons in key brain regions to exhibit signs of senescence—a state where cells stop dividing and secrete inflammatory signals linked to aging-related diseases, finds a new study in mice. This shows how social stress may influence the aging process.

Chronic social stress causes neurons in key brain ...

3 months ago 70

At-home medical tests, including hormone tests, and multicancer detection tests may be causing harm by leading people to worry unnecessarily, giving them a false sense of security, or leading people to use supplements and treatments they don't need, finds a new study.

At-home medical tests, including hormone tests, an...

3 months ago 38

Conserving agricultural land in flood-prone confluence areas offers substantial flood mitigation benefits, whereas urban expansion in these areas heightens flood risks.

Conserving agricultural land in flood-prone conflu...

3 months ago 35

Cannabis Use and Age-Related Changes in Cognitive Function From Early Adulthood to Late Midlife in 5162 Danish Men

Cannabis Use and Age-Related Changes in Cognitive ...

3 months ago 42

Hybrid theory offers new way to model disturbed complex systems: Researchers develop a theory that describes both the system-level dynamics and the probability distributions that characterize the system components for complex systems in flux.

Hybrid theory offers new way to model disturbed co...

3 months ago 43

Increases in U.S. life expectancy forecasted to stall by 2050, poorer health expected to cause nation’s global ranking to drop. The U.S. is forecasted to fall in its global rankings below nearly all high-income and some middle-income countries.

Increases in U.S. life expectancy forecasted to st...

3 months ago 35

Republicans judged authority violations by women more harshly, while Democrats judged such violations by men as worse. This suggests gender norms and female deference to authority are important for Republicans and perceived biases against women leading to harsher judgments of men for Democrats.

Republicans judged authority violations by women m...

3 months ago 38

Research reveals how fructose in diet enhances tumor growth - The Source

Research reveals how fructose in diet enhances tum...

3 months ago 33

A PLOS ONE study explores how emoji use relates to attachment styles and emotional intelligence. It found that frequent emoji users tend to express emotions more openly, reflecting higher emotional awareness.

A PLOS ONE study explores how emoji use relates to...

3 months ago 34