The extended trailer for Fifty Shades Freed, the final film in the sleek sexual punishment trilogy, is out and…

While it’s not particularly shocking that notorious philanderer Hugh Grant doesn’t believe in monogamy, now that…

Over the course of a human life, while many of us remain true to form in an astonishing number of ways, we also grow…

Open marriage can teach its participants about a lot of things—trust, communication, attraction, the limits of our…

Today we have a lesson on never sharing anything with your family, ever, and certainly not if it involves the…

For a long time, the construction of gendered sexual behavior went like this: Men aren't hardwired for monogamy, but…

Researchers from the Bonn University Medical Center in Germany performed a new experiment that suggest oxytocin is…

We learned a lot about monogamy in mammals this week, specifically, that it evolved because it's good for the health…

Is monogamy impossible? Yes, according to a spate of recent books and articles. After years and years of writing…

The latest Atlantic features an article called "A Million First Dates: How online romance is threatening monogamy"—a…

Urban coyotes may be many things, — fuzzy, wily, sinewy, menacing, disdainful of golden retrievers, purloiners of…

New CDC organ donor guidelines could discourage many healthy people from donating — because they demand that any…

"You may have to erotic dance in one of your first moves, but you make up the rules to your ultimate game. The point…

Discussions of infidelity tend to freak everybody out. But contrary to popular belief, it is possible to talk about…

Random fact — I never dated until last year, at 22. It sounds weird because I'd been in relationships before, so I…

A recent Oregon State University study found that in 40% of heterosexual couples, one partner claimed that the…

Mmm. Adultery to the tune of a three-way relationship with his wife and another male employee of his church. And it…

Author Helen Boyd, on how celibacy, monogamy and being picky (which can cause the other two) can be sexier (and more…

Women enjoy sex. Often, they like it as much as men do - if not more. As much as this seems obvious to us, this is…

Nicholas Sarkozy is making bizarre claims that "Anglo-Saxon financiers" are spreading rumors about his infidelity to…