The increase in complexity from simple replicating molecules to complex animal societies has involved approximately eight major evolutionary transitions 6,7. Almost all of these transitions have ...

NEW YORK (CBS 2)-- A new study suggests there may be a biological reason for infidelity. A group of New York researchers say it's all in the genes -- and not your blue ones. When it comes to monogamy, ...

Promiscuity mixes up the gene pool and dilutes genetic differences between populations, slowing down the evolution of new species, says new research by an international team led by the University of ...

In the late ‘60s and early ‘70s, when “sleeping with someone was almost like shaking hands,” womanizers had a certain allure, according to Norris Church Mailer in her charming new memoir A Ticket to ...

Book shines light on the reasons for some teenage girls' promiscuity. Sept. 22, 2011 — -- Kerry Cohen is a psychotherapist, and the author of the memoir "Loose Girl: A Memoir of Promiscuity." In ...

Via Andrew Sullivan, I see that the gay journalist Marc Ambinder has come up with a provocative neologism in his latest Week column. Excerpt: Where will we end up? Will promiscuity define young gays ...

A team of researchers has announced a major new advance in understanding how our genetic information eventually translates into functional proteins -- one of the building blocks of human life. The ...

"Slutty" behavior is good for the species. That's the conclusion of a new wave of research on the evolutionary drives behind sexuality and parenting. Women everywhere have been selflessly engaging in ...

LAST FEB. 11, A FORMER ARKANSAS STATE employee named Paula Jones called a press conference in Washington and claimed that on May 8, 1991, Gov. Bill Clinton asked her to meet him in a Little Rock hotel ...