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Shared smiles may shape infants’ emotional development

Two new studies suggest that smiling and positive interactions with caregivers help babies develop emotion regulation skills and physiological foundations of emotional well-being. Researchers found increases in heart-rate variability when both the baby and caregiver were positively engaged, indicating a unique effect of mutual positive...

SourceUniversity of Miami·JournalPhilosophical Collections of the Royal Society of London·TypeExperimental study·DateSep 29, 2026

Acoustic environment may explain why some bird songs outlast others

A new study suggests that environmental factors can influence which bird songs are passed down through generations. Common song types, with higher frequencies and broader frequency bandwidths, traveled more effectively through the environment than rare songs. This makes it easier for young birds to hear and learn these songs, potential...

SourceFlorida Atlantic University·JournalBioacoustics·TypeObservational study·DateJun 10, 2026

Childhood disadvantage can limit the social benefits of intelligence later in life, new research shows

A new study by Professor Chris Dawson found that childhood disadvantage is linked to lower levels of trust in others, with intelligence having half the effect on social benefits. The study analyzed data from over 24,000 people across the UK and suggests that stable childhood environments may be crucial in shaping life chances.

SourceUniversity of Bath·JournalPersonality and Social Psychology Bulletin·TypeData/statistical analysis·DateMay 14, 2026

FAU study: how unsupervised screen time harms vulnerable preschoolers

A new study from Florida Atlantic University finds that unsupervised screen time during early childhood increases the likelihood of socioemotional difficulties. Preschool- and kindergarten-aged children who spent at least 10-30 minutes alone with devices daily were more likely to experience adjustment problems.

SourceFlorida Atlantic University·JournalResearch on Child and Adolescent Psychopathology·TypeMeta-analysis·DateApr 6, 2026

Early puberty may increase the risk of poor mental wellbeing and higher consumption of alcohol, cigarettes and drugs

A new study from Aarhus University finds that early puberty is associated with an increased risk of general psychological distress, psychiatric diagnoses, and the use of psychiatric medication. Girls who enter puberty early may have twice the risk of receiving psychiatric medication for mental health conditions compared to their peers.

SourceAarhus University·JournalJournal of Affective Disorders·TypeData/statistical analysis·DateFeb 17, 2026

Psilocybin shows context-dependent effects on social behavior and inflammation in female mice modeling anorexia

Researchers found that psilocybin reduced novelty-seeking in control mice, but heightened it in anorexia model mice. Inflammation levels were also altered, contradicting expectations based on human studies. The study's findings have implications for understanding anorexia nervosa and the potential therapeutic effects of psychedelics.

SourceGenomic Press·JournalPsychedelics·TypeExperimental study·DateFeb 3, 2026

Toddlers showed slightly fewer behavioral problems during COVID-19 pandemic, NIH study finds

A new study published in JAMA Network Open found that toddlers in the US experienced slightly fewer emotional and behavioral problems during the COVID-19 pandemic. The research, which analyzed data from over 3,000 children, suggests that some toddlers may have shown resilience during this time.

SourceEnvironmental influences on Child Health Outcomes·JournalJAMA Network Open·TypeObservational study·DateSep 3, 2025

New study on hope among U.S. youth reveals key to safer schools this fall

A new study shows that higher levels of hope are linked to reduced bullying and cyberbullying, with students with more hope being less likely to engage in these behaviors. Strengthening hope could be a powerful strategy in preventing bullying by helping young people build resilience and invest in their futures.

SourceFlorida Atlantic University·JournalFrontiers in Sociology·TypeData/statistical analysis·DateAug 6, 2025

Employees assigned more complex projects early in their work history had better outcomes later in their careers

A study by Carnegie Mellon University and the University of Kentucky found that employees assigned to more complex projects during their first two years had higher levels of learning, professional certifications, and promotion rates. This suggests that early career experiences play a crucial role in shaping future career development.

SourceCarnegie Mellon University·JournalAcademy of Management Journal·DateMay 27, 2025

Older adults’ life satisfaction varies by immigrant status, living arrangement and social disposition

A study of 12,000 Canadian respondents aged 65+ found that socially independent older adults born in Canada are most satisfied when living solo, while socially dependent immigrants who live alone experience lower life satisfaction. Personality-based social dispositions play a key role in how older adults feel about their living arrange...

SourceUniversity of Toronto·JournalAging and Human Development·TypeSurvey·DateAug 13, 2024

Modesty and boastfulness – perception depends on usual performance

Research at Kobe University and University of Sussex reveals that self-presentation evaluation shifts from positive for usually poorly performing individuals to less positive around age 10. Younger children tend to view self-presenters as more competent and nice, while adults evaluate false statements more negatively.

SourceKobe University·JournalJournal of Experimental Child Psychology·TypeRandomized controlled/clinical trial·DateMar 29, 2024

Adherence to a Mediterranean lifestyle associated with lower risk of all-cause and cancer mortality

A new study finds that people who adhere to a Mediterranean lifestyle have a lower risk of all-cause and cancer mortality. The study, led by La Universidad Autónoma de Madrid and Harvard T.H. Chan School of Public Health, analyzed data from 110,799 participants and found an inverse association between adherence to the Mediterranean lif...

SourceHarvard T.H. Chan School of Public Health·JournalMayo Clinic Proceedings·TypeObservational study·DateAug 16, 2023

Baby opera: Study finds babies get a kick out of live music

A study found that babies watching live music had higher heart rates and were more engaged than those watching recordings, even with identical audio. The researchers tracked the babies' responses using heart monitors and tablets, and noted that the live performance captured their attention for 72% of the show.

SourceUniversity of Toronto·JournalPsychology of Aesthetics Creativity and the Arts·TypeExperimental study·DateJul 14, 2023

Friendly teasing or traumatic bullying? Homophobic name-calling leaves scars

A new study found that homophobic name-calling, even from friends, has a negative impact on teenagers' mental health, including depressive symptoms and decreased sense of belonging. The research highlights the importance of clear anti-bullying policies, teacher education, and supportive interventions to prevent such behavior.

SourceUniversity of Technology Sydney·JournalJournal of School Violence·TypeSurvey·DateJul 5, 2023

Walkable neighborhoods help adults socialize, increase community

A study published in Health & Place found that walkable neighborhoods foster social interactions with neighbors, promoting a sense of community. Researchers analyzed data from 1,745 adults living in Seattle, Baltimore, and Washington D.C., revealing that these environments encourage active behaviors like walking and socializing.

SourceUniversity of California - San Diego·JournalHealth & Place·TypeData/statistical analysis·DateJun 20, 2023

Screening a puppy’s DNA methylome may help predict how energetic or fearful they will be

Researchers found that differences in epigenetic DNA methylation predict behavioral differences between dogs better than genetic markers. Epigenetics are more informative for behavior than genetics, and the results open up new possibilities for screening and selecting desired behavioral traits in companion or service dogs.

SourceFrontiers·JournalFrontiers in Psychology·TypeExperimental study·DateDec 15, 2022

Harnessing smartphones to track how people use green spaces

A new study demonstrates how anonymized smartphone data can monitor public use of parks and green spaces, shedding light on relationships between people and nature. The findings highlight potential for GPS data to inform management and optimize benefits for both recreation and biodiversity.

SourcePLOS·JournalPLOS Computational Biology·TypeExperimental study·DateDec 15, 2022

Connection to racial identity may boost body image in Black youth

A new Penn State study found that Black youth with high BMIs reported fewer weight concerns when they had a strong sense of racial identity. Fathers also played a role in shaping their daughters' body image, particularly when involved in teaching about Black culture. The findings suggest that services promoting youth racial identity an...

SourcePenn State·JournalJournal of Research on Adolescence·TypeObservational study·DateJan 25, 2022

Appearance fixation linked to dating anxiety

A new study by Anglia Ruskin University found that individuals focused on their appearance are more prone to social physique anxiety, which leads to fear of negative evaluations and social distress in dating contexts. The research involved 501 young adults and discovered associations between body image attitudes and dating anxiety.

SourceAnglia Ruskin University·JournalBody Image·DateNov 4, 2021

African American youth who receive positive messages about their racial group may perform better in school

A new longitudinal study published in Child Development found that African American youth who receive positive messages about their racial group in school achieve better grades one to two years later. The study suggests that a positive sense of community and interdependence is key to success for these students.

SourceSociety for Research in Child Development·JournalChild Development·DateDec 16, 2020