Social biases can restrict research into consensual nonmonogamy, especially when it's harder to understand the processes involved in these relationships.

The public fascination was so intense that fans soon started demanding live reenactments.

The psychology behind your urge to connect.

Recent years have seen increases in both interracial adolescent romances and portrayals of young interracial relationships. What's the connection?

Since the 1980s, more and more couples have sought therapy. Why is it so helpful to have that third person in the room?

We shouldn't see changes in Americans’ sex lives as a single phenomenon with an overarching cause.

Would today's online, social media-based friendships look familiar to the letter-writing friends of earlier centuries, when epistolary friendships were also common?

Is Facebook bad for your mental health? Researchers have been studying the profound impact social bonds can have on health since the 1970s.

Japan has always been at the forefront of technological advancement. With a lonely and over-taxed workforce, the country has now introduced the robot wife.