Washington: A new evolutionary theory argues that women may have been evolutionarily designed to be sexually fluid--changing their sexual desires and identities from lesbian, to bisexual, to heterosexual and back again--in order to allow them to have sex with their co-wives in polygynous marriages, therefore reducing conflict and tension inherent in such marriages while at the same time successfully reproducing with their husbands in heterosexual unions.

Washington: Researchers at the University of Iowa have found an association between financial stress and severe domestic abuse, which is an important step in the effort to develop effective interventions. Their findings don’t prove that one leads to the other, but they do affirm the complexity of domestic violence.

Washington: Happiness… It's something we all strive for, but how do we measure it--as a country? A global community…?

Washington: Neighborhoods are becoming less diverse and more segregated by income — but only among families with children, a new study has found.

Binghamton: Women who lose their unfaithful mate to another woman actually win in the long run, according to new research from Binghamton University.

Ithaca: In a digital world where information is at your fingertips, be prepared to hold on tight before it slips right through them. 

Montreal: Falling in love with an inmate is more common than you think – among correctional workers. This type of affair, which, with few exceptions, usually ends in tragedy, attracts more women than men among prison staff.

Washington: When it comes to sex, the message historically has been it is better to wait. But how long is too long to wait to have sex?

Washington: Working women who want to minimize career income losses related to motherhood should wait until they are about 30 years old to have their first children, suggests new research from Washington University in St. Louis.

Washington: Older adults, who are Facebook's fastest growing demographic, are joining the social network to stay connected and make new connections, just like college kids who joined the site decades ago, according to Penn State researchers.