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Chromosome regions containing genes related to alcohol addiction affect drinking behavior in smokers
Scientists have found in a study of tobacco users that their drinking behavior is linked to some of the same chromosome regions associated with alcohol addiction.   view more (2005-12-22)

Reduced sleep quality can aggravate pre-existing psychological conditions
Disturbed sleep is a commonly reported symptom among individuals diagnosed with anxiety disorders.   view more (2007-06-13)

Environmental tobacco smoke linked to behavior problems in children and pre-teens
A new Cincinnati Children's Hospital Medical Center study shows that exposure to environmental tobacco smoke, even at extremely low levels, is associated with behavior problems in children and pre-teens.   view more (2006-05-01)

U of M study shows promoting self-weighing in teens is not helpful to weight management
Teenage girls who weigh themselves frequently are more likely to binge eat and participate in unhealthy weight control behaviors in the future, according to new research from the University of Minnesota School of Public Health.   view more (2006-12-06)

Metastatic movements in 3-D
Caswell et al.report in the Journal of Cell Biology how the altered behavior of integrins can prompt metastatic movement in tumor cells.    view more (2008-10-06)

Friends have greater sway on college students' beliefs on drinking behavior
College students' friends have a greater influence on the students' drinking behavior or beliefs about campus drinking than social norms campaigns.   view more (2006-10-04)

Warning for Teens: Teeth and Jewelry Don't Mix
TAU study finds that oral tissue piercings fracture teeth and increase dental complications in early adulthood   view more (2008-06-23)

Mother-daughter conflict, low serotonin level may be deadly combination
A combination of negative mother-daughter relationships and low blood levels of serotonin, an important brain chemical for mood stability, may be lethal for adolescent girls, leaving them vulnerable to engage in self-harming behaviors such as cutting themselves.   view more (2008-03-06)

Use of stone hammers sheds light on geographic patterns of chimpanzee tool use
In a finding that challenges a long-held belief regarding the cultural spread of tool use among chimpanzees, researchers report that chimpanzees in the Ebo forest, Cameroon, use stone hammers to crack open hard-shelled nuts to access the nutrient-rich seeds.   view more (2006-08-22)

A different parenthood?
Becoming a parent changes most people's lives. To become a parent of a daughter with a sex chromosome deviation such as Turner syndrome entails further changes. These parents have to create their parenthood taking into consideration the new situation that parenting brings with it and the special... view more (2003-04-15)

Practice-based intervention has sustained benefits for children and families
The Healthy Steps for Young Children Program, which added behavior and development services to pediatric practices, continued to benefit families more than two years after the intervention ended, according to a study by researchers from the Johns Hopkins Bloomberg School of Public Health.   view more (2007-09-04)

Hap1 protein links circulating insulin to brain circuits that regulate feeding behavior in mice
Researchers have discovered how the protein Hap1, which is abundant in the brain's hypothalamus, serves as the link between circulating insulin in the blood and the neural circuitry that controls feeding behavior in mice.   view more (2006-04-10)

Study finds connection between teenage violence and domestic violence
Researchers tracing the development of violent behavior have found a link between teenage violence and domestic violence.   view more (2007-06-26)

Breast cancer survivors change lifestyle after diagnosis
Breast cancer survivors' beliefs about what may have caused their cancer are connected to whether they make healthy lifestyle changes after a cancer diagnosis.   view more (2006-08-11)

Teen girls report abusive boyfriends try to get them pregnant
Seven years ago, Elizabeth Miller was a volunteer physician in a community-based clinic in Boston, Mass., which offered confidential services to teens. She is still haunted by the memory of a 15-year old girl who asked her for a pregnancy test. It was negative, but two weeks later the girl was... view more (2007-09-21)

A sensory organ, not the brain, differentiates male and female behavior in some mammals
For years, scientists have searched in vain for slivers of the brain that might drive the dramatic differences between male and female behavior.   view more (2007-08-06)

NIST method may help optimize light-emitting semiconductors
Physicists at JILA have demonstrated an ultrafast laser technique for "seeing" once-hidden electronic behavior in semiconductors, which eventually could be useful in more predictable design of optoelectronic devices, including semiconductor lasers and white light-emitting diodes.   view more (2006-02-17)

The precise role of seminal proteins in sustaining post-mating responses in fruit flies
Successful reproduction is critical to pass genes to the next generation. In sexually reproducing organisms, sperm enter the female with seminal proteins that are vital for fertility.   view more (2007-12-18)

Similar brain chemicals influence aggression in fruit flies and humans
Serotonin is a major signaling chemical in the brain, and it has long been thought to be involved in aggressive behavior in a wide variety of animals as well as in humans. Another brain chemical signal, neuropeptide Y (known as neuropeptide F in invertebrates), is also known to affect an array of... view more (2007-04-23)

Aggressors Need Dopamine, and Victims Require Serotnin
The Novosibirsk researchers have managed to establish connection between mice's aggressive behavior, biochemical modifications in their brain and the genes that cause those modifications.   view more (2004-12-06)

Hammering sheet metal into shape
The tool at the pressing plant resonantly pounds the sheet metal, ejecting the newly formed vehicle hood moments later. Although this operation runs like clockwork on the production line, it caused the developers of the metal-forming equipment many a headache, since sheet metal springs back... view more (2003-02-20)

Two 'noses' are necessary for flies to navigate well
Animals and insects communicate through an invisible world of scents. By exploiting infrared technology, researchers at Rockefeller University just made that world visible.   view more (2007-12-27)

Drug commonly used for alcoholism curbs urges of pathological gamblers
A drug commonly used to treat alcohol addiction has a similar effect on pathological gamblers - it curbs the urge to gamble and participate in gambling-related behavior, according to a new research at the University of Minnesota.   view more (2008-06-16)

Pregnancy and lactation may affect maternal behavior and coping skills
In the October 2006 issue of the journal Endocrinology, a collaborative research study by scientists at Cummings School of Veterinary Medicine at Tufts University and the University of Otago Medical School in Dunedin, New Zealand, shows that pregnancy and lactation in rodents produce long-term... view more (2006-09-21)

Human behavior changes the number of strains of infectious diseases
Simple models predict that only one strain of an infectious disease can exist at one time, but observation suggests otherwise.   view more (2006-07-27)
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