Washington: Whether you're territorial, a girlfriend stealer, or a cross dresser - when it comes to finding a partner, scientists have discovered that for some birds it's all in the genes.

Ithaca: Men have a reputation of doing just about anything to show off in front of women, no matter how seemingly absurd. That effort to impress apparently extends to their eating habits: A new Cornell study shows that men eat significantly more food when in the company of women – and such excess is motivated by a hardwired male urge to demonstrate prowess to the opposite sex, researchers suggest.

Montreal: Facebook can have positive and negative effects on teens levels of a stress hormone, say researchers at the University of Montreal and the Institut universitaire de santé mentale de Montréal. 

Durham: Being bullied in childhood has been associated with increased risk for anxiety, depression and even eating disorders. But according to new research, it’s not only the victims who could be at risk psychologically, but also the bullies themselves. 

Oxford: Wild birds will sacrifice access to food in order to stay close to their partner over the winter, according to a study by Oxford University researchers.

Oslo: Few visual impressions can be compared to humans’ interest for faces. New research suggests that our brain rewards us for looking at pretty faces.

Durham: Despite efforts to increase gender diversity in cardiology, major differences in job characteristics and pay persist between men and women who treat heart patients, according to a Duke Medicine-led study presented at the annual American Heart Association meeting.

Chicago: Many families believe religion plays an essential role in childhood moral development. But children of religious parents may not be as altruistic as those parents think, according to a new international study from the University of Chicago published recently in Current Biology. 

Indianapolis: Parents’ charitable giving is affected by the sex of their first child, according to a new report released here by the Women’s Philanthropy Institute at the Indiana University Lilly Family School of Philanthropy, located on the Indiana University-Purdue University Indianapolis campus.

Washington: When supervisors are verbally abusive to their subordinates, it harms not only the employees, but the organization as a whole, says Texas A&M University Professor of Management Stephen Courtright, whose study reveals it’s often factors outside of work that cause bad boss behavior.