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Early human hunters had fewer meat-sharing rituals

Researchers found that early human hunters in central Israel between 400,000 and 250,000 years ago were skilled at big-game hunting like later stone-age hunters, but shared meat differently. The earlier humans were less efficient and specialized when it comes to carving flesh from their prey.

SourceUniversity of Arizona·JournalProceedings of the National Academy of Sciences·DateAug 12, 2009

Why saints sin and sinners get saintly

A new study by Northwestern University suggests that individuals with abundant moral self-worth may engage in immoral behavior to balance out their perceived level of goodness, while those who experience a moral-cleansing effect tend to engage in good work to restore their ideal level of moral self-worth.

SourceNorthwestern University·JournalPsychological Science·DateJun 26, 2009

Canadian men reluctant to consult mental health services

A recent study published in the Journal of Behavioral Health Services & Research found that Canadian men are reluctant to seek mental health services, with avoidance rates ranging from 20-70%. The primary cause cited is prejudice, which affects how men perceive their symptoms and social roles, leading to a reluctance to utilize services.

SourceUniversity of Montreal·JournalThe Journal of Behavioral Health Services & Research·DateMay 22, 2009

22-year study finds adults aren't active enough

A 22-year longitudinal study found that nearly 56% of Canadian adults are consistently inactive, with only 12% remaining active in each subsequent survey. Socio-economic factors, such as education and income level, significantly influence physical activity levels among participants.

SourceUniversity of Montreal·JournalInternational Journal of Behavioral Nutrition and Physical Activity·DateMay 12, 2009

How my country influences my behavior

The EUROCORES HumVIB program investigates the impact of country-specific factors on individual values, attitudes, and behavior across Europe. The program aims to understand how cultural, social, political, and economic contexts shape human behavior, with potential implications for policy-making and bridging the gender gap.

Looking past the 'down low:' New research

Researchers found that black bisexual men fear disclosure of their bisexuality due to perceived risks, highlighting the need for social awareness and acceptance in HIV prevention. The study suggests a shift from individual-level behavior programs to broader social and structural approaches to curb the spread of HIV.

SourceIndiana University·JournalArchives of Sexual Behavior·DateSep 23, 2008

Do we need alcohol prevention programs for 'tweens?'

A large study of six grade students found that early intervention is imperative to prevent teen alcohol abuse. The researchers identified several key factors, including parental influences, peer influences, environment, and involvement in sports and other activities.

SourceSAGE·JournalHealth Education & Behavior·DateApr 2, 2008

Social anxiety disorder

Social anxiety disorder is a chronic and pernicious condition that can lead to depression and substance abuse in adulthood. Research highlights the importance of understanding its neurobiological underpinnings, including increased amygdala activity and heritable temperamental traits.

SourceThe Lancet_DELETED·JournalThe Lancet·DateMar 27, 2008

'Cultured' chimpanzees pass on novel traditions

A study reported in Current Biology shows that captive chimpanzees can acquire new traditions and spread them to other troops. This suggests a considerable capacity for cultural spread of innovations among chimpanzees, similar to what is seen in the wild.

SourceCell Press·JournalCurrent Biology·DateJun 7, 2007

NIH study tracks brain development in some 500 children across US

A new NIH study is tracking the brain and behavioral development of over 500 healthy American children from birth to age 18. The study found that children approach adult levels of performance on many basic cognitive and motor skills by age 11 or 12, but there were no dramatic increases in cognitive growth during adolescence.

SourceNIH/National Institute of Neurological Disorders and Stroke·JournalJournal of the International Neuropsychological Society·DateMay 18, 2007

The chimpanzee stone age

Researchers discovered evidence that chimpanzees used stone tools to crack nuts around 4300 years ago, pushing back the origin of this behavior by thousands of years. The study found similarities between chimpanzee and human ancestors' cultural attributes, suggesting a possible common ancestor for these behaviors.

SourceMax-Planck-Gesellschaft·JournalProceedings of the National Academy of Sciences·DateFeb 13, 2007

Cyberspace may overcome ethical constraints in experiments

A study led by UCL demonstrated that participants reacted as though the situation was real when administering 'electric shocks' to a virtual human. The results show that virtual environments can provide an alternative way of pursuing laboratory-based experimental research that examines extreme social situations.

SourcePLOS·JournalPLOS ONE·DateDec 20, 2006

First evidence to show elephants, like humans, apes and dolphins, recognize themselves in mirror

Researchers at Emory University's Yerkes National Primate Research Center found that elephants can recognize themselves in a mirror, exhibiting complex behaviors like self-awareness and social complexity. This discovery suggests convergent evolution with humans and highlights the species' high level of intelligence and empathy.

SourceEmory University Health Sciences Center·JournalProceedings of the National Academy of Sciences·DateOct 30, 2006