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Increased Marrying, and Mating, by Education Level Not Affecting Genetic Make-Up, New Study Finds

While the latter half of the 20th century showed a widening gap between the more and less educated with respect to marriage and fertility, this trend has not significantly altered the genetic makeup of subsequent generations, a team of researchers has found.

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A reporter's PressPass is required to access this story until the embargo expires on 1-Jun-2016 11:00 AM EDT

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Sea Urchins Defy Aging, Study Identifies How Brain Connects Memories Across Time, Regular Exercise at Any Age Might Stave Off Alzheimer’s, and more in the Aging News Source

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Why Everyone Wants to Help the Sick -- but Not the Unemployed

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New research from Aarhus BSS at Aarhus University explains why healthcare costs are running out of control, while costs to unemployment protection are kept in line. The answer is found deep in our psychology, where powerful intuitions lead us to view illness as the result of bad luck and worthy of help.

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Stress Affects Males and Females Differently

Weizmann Institute of Science researchers found that a stress receptor in the brain regulates metabolic responses to stressful situations differently in male and female mice. The results could aid in the development of treatments for regulating hunger or stress responses, including anxiety and depression.

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Early-Life Stress Causes Digestive Problems and Anxiety in Rats

Traumatic events early in life can increase levels of norepinephrine—the primary hormone responsible for preparing the body to react to stressful situations—in the gut, increasing the risk of developing chronic indigestion and anxiety during adulthood, a new study in American Journal of Physiology—Gastrointestinal and Liver Physiology reports.

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Too Much Sex Causes Genitals to Change Shape in Beetle Study, Expert on Managing Wedding Stress, Relationship Satisfaction Depends on the Mating Pool, and more in the Sex and Relationships Channel

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Is Symptom Expression a Form of Communication?

Symptoms of illness are not inevitably tied to an underlying disease --rather, many organisms, including humans, adapt their symptom expression to suit their needs. That's the finding of Arizona State University's Leonid Tiokhin, whose research appears in the Quarterly Review of Biology.

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‘Wonderful’ and ‘Thankful’ Versus ‘Battle’ and ‘Enemy’ -- Do Women and Men Communicate Differently?

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In a computational analysis of the words used by more than 65,000 consenting Facebook users in some 10 million messages, it was discovered that women use language that is warmer and more agreeable than men.

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More Lines Are Usually Better When It Comes to Worker Speed

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New operations management research from Syracuse University’s Whitman School of Management finds that when customers wait in one long line and go to the next available server, those servers work more slowly than when servers each have their own queue.

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A reporter's PressPass is required to access this story until the embargo expires on 1-Jun-2016 12:00 AM EDT

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Angry Outbursts Tied to Heart Problems

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Those who rage with frustration during a marital spat have an increased risk of cardiovascular problems such as chest pain or high blood pressure later in life, according to new research from Northwestern University and the University of California, Berkeley.

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Great Apes Communicate Cooperatively

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Gestural communication in bonobos and chimpanzees shows turn-taking and clearly distinguishable communication styles.

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UW Experts Develop First Method for Including Migration Uncertainty in Population Projections

University of Washington statisticians have developed what is believed to be the first method for incorporating the uncertainties of migration into population projections.

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Study Shows Which New Moms Post the Most on Facebook

A study shows which psychological characteristics of some new mothers may affect how they use Facebook to show off their baby.

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New Research From Syracuse University’s Whitman School Offers Detailed Analysis of Economic Value Creation in the U.S. Airline and Global Automotive Industries

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New management research from Syracuse University’s Martin J. Whitman School of Management provides quantitative estimates of economic value creation and appropriation in two industries, the U.S. airline industry and global automotive industry.

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Alcohol Exposure During Adolescence Leads to Chronic Stress Vulnerability

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Drinking during early to mid-adolescence can lead to vulnerability to chronic stress, according to new research from Binghamton University, State University of New York. A research team led by Linda Spear, distinguished professor of psychology at Binghamton University, gave alcohol to rats every other day, starting from early to mid-adolescence. When the team looked at the same rats in adulthood, they found that adult males didn’t show hormonal stress adaptation, making them more vulnerable to chronic stress.

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Improved Diagnostic Criteria Needed for Individuals Suffering From Complicated Grief

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To better identify and diagnose those suffering from debilitating grief after the death of a loved one, proposed diagnostic criteria need significant modifications, according to research published today in the American Journal of Psychiatry – the first study of its kind to study the performance of newly proposed criteria.

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Extreme Beliefs Often Mistaken for Insanity, New Study Finds

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In the aftermath of violent acts such as mass shootings, many people assume mental illness is the cause. After studying the 2011 case of Norwegian mass murderer Anders Breivik, University of Missouri School of Medicine researchers are suggesting a new forensic term to classify non-psychotic behavior that leads to criminal acts of violence.

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University of Iowa researchers create iPad app to help K-12 teachers improve student behavior

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University of Iowa faculty, along with colleagues at Vanderbilt University, were recently awarded a three-year, nearly $1.2 million grant from the U.S. Department of Education’s Institute of Education Sciences to further develop their self-monitoring behavior intervention app called Score It.