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Planting the right messages may make farms safer

Researchers at Penn State found that social marketing campaigns could motivate farmers to install rollover protective structures on older-model tractors, reducing deaths in tractor-rollover accidents. Offering rebates and highlighting child safety concerns were key motivators for farmers.

SourcePenn State·JournalJournal of Agromedicine·DateJun 12, 2012

Wing bling: For female butterflies, flashier is better

A Yale University study found that female butterflies learn to favor males with four spots on their wings, a novel mechanism for evolving morphological diversity. The researchers discovered that females can change their mating preferences after short exposure to different wing patterns.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateJun 11, 2012

The special scent of age

Researchers found that people can intuitively sense changes in body odor composition across the lifespan, with odors from older individuals being rated as less intense and less unpleasant. This ability is driven by specific chemical components, contrary to popular belief about old age odor.

SourcePLOS·JournalPLOS ONE·DateMay 30, 2012

Improving access to education and employment and reducing the risk of transport-related injury are among the best ways to improve adolescent health

Structural changes to improve access to education and employment are crucial for improving adolescent health, with studies showing completion of secondary school provides great benefits. Education also improves survival rates, reduces injury mortality, and lowers HIV prevalence among adolescents.

SourceThe Lancet_DELETED·JournalThe Lancet·DateApr 24, 2012

Changes in monkeys' social status affect their genes

A study of rhesus macaques found that their social status correlates with gene expression patterns across a range of genes, with lower-ranking individuals showing signs of chronic stress and altered immune function. The study estimates that gene expression can predict an individual's social status with 80% accuracy.

SourceDuke University·JournalProceedings of the National Academy of Sciences·DateApr 9, 2012

Social stress changes immune system gene expression in primates

A new study found that social stress changes the expression of nearly 1,000 genes in rhesus macaques, affecting their immune response and other functions. The researchers discovered significant differences in gene expression between high-ranking and low-ranking females, suggesting a strong link between social environment and biology.

SourceUniversity of Chicago Medical Center·JournalProceedings of the National Academy of Sciences·DateApr 9, 2012

Personality change key to improving well-being

A recent study published in Social Indicators Research found that small positive personality changes can lead to greater increases in happiness than earning more money, marrying, or gaining employment. Personality changes are strongly related to changes in well-being and contribute more to improvements in personal wellbeing.

SourceUniversity of Manchester·JournalSocial Indicators Research·DateMar 5, 2012

People matter in climate change models

New research emphasizes the importance of considering human-environment interactions in climate change models, as growing populations contribute to extreme weather conditions. The study suggests a complex-systems approach to modeling climate change, taking into account human behavior components.

SourceInderscience Publishers·JournalInternational Journal of System of Systems Engineering·DateDec 5, 2011

Women see naked men differently too

A new study published in the Journal of Personality and Social Psychology found that focusing on someone's body can alter perceptions of agency and experience. Both men and women tend to see individuals as more sensitive but less competent when wearing revealing attire, which may have implications for work and academic settings.

SourceUniversity of Maryland·JournalJournal of Personality and Social Psychology·DateNov 10, 2011

In teen drinking it's not who you know, it's who knows who you know

A study published in American Sociological Review found that teenage drinking habits are influenced more by their date's friends than their own. The presence of prior drinking among the friend increases the odds of future binge drinking by 80%, while the date's drinking habits have a lower impact, increasing binge drinking by 32%.

SourcePenn State·JournalAmerican Sociological Review·DateOct 13, 2011

Social contacts, self-confidence crucial to successful recovery through Alcoholics Anonymous

Researchers found that social networks and confidence in maintaining sobriety in social situations are key factors in successful recovery through AA. The study analyzed data from over 1,700 participants and showed that increased participation in AA during the first three months led to more successful recovery over the following year.

SourceMassachusetts General Hospital·JournalAddiction·DateSep 12, 2011

Social networking elephants never forget

Researchers tracked female Asian elephant friendships for five seasons in Sri Lanka's Uda Walawe National Park, finding that elephants tend to congregate in groups of three adult females. Analysis revealed a larger, stable network of friends, with those having few companions being more loyal than those with many.

SourceBMC (BioMed Central)·JournalBMC Ecology·DateJul 26, 2011

Study gives clues to how obesity spreads socially

A study by Arizona State University researchers found that shared ideas about acceptable weight or body size play a minor role in spreading obesity among friends. The team discovered that interventions targeting behaviors, such as changing eating habits, are more effective than those focused on body mass indexes or body sizes.

SourceArizona State University·JournalAmerican Journal of Public Health·DateMay 5, 2011

Race in America

A group of prominent social scientists weigh in on topics such as the future of African American studies and intra-minority group relations. The authors explore how racial minorities will react to demographic shifts, with some finding that a separate line of research suggests distinct racial minority groups may react differently.

SourceNorthwestern University·JournalDaedalus·DateMay 4, 2011

The end of our national health service

The Lancet Editorial warns that the UK government's Health and Social Care Bill will fundamentally change the National Health Service (NHS), shifting from a national to individualized care model. The proposed reforms have sparked fears about patient outcomes, access to healthcare, and the overall future of the NHS.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJan 27, 2011

Alcohol: The forgotten drug in HIV/AIDS

A new study finds that hazardous alcohol consumption is linked to increased HIV infection rates in Southern and Eastern Africa. Venue-based interventions have been shown to be effective in changing individual behavior and social norms, but more research is needed to address the gender gap in these programs.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJul 20, 2010