In the second installment of our year-long series, Under the Radar dives into the world of polyamory and ethical nonmonogamy ...

After Lily Allen and Lindy West shared their poly stories, online discourse is giving polyamory a really bad name.

Love, commitment and parents don't always come in pairs. That's the message from one woman who grew up with a trio of polyamorous parents: Mom, Dad and Mama... What might seem strange, unique or ...

Two weeks ago, Lindy West published her second memoir, Adult Braces, and all hell broke loose on the Internet. West is a writer best known for her essay collection Shrill, a book about personal ...

Poly relationships are more common than you think. Here’s a simple, honest look at what they are, how they work, and why people choose them. Relationships today don’t look the way they did for our ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. For many of us, our mental picture of romantic love is a couple. After all, a firmly ...

Mickey and Zachary Jacobson were married for just one year before adding a third person into their relationship.

A polyamorous married woman Polyamory—maintaining simultaneous romantic relationships with multiple people—is often ...

As open relationships dominate major TV shows, we must ask: are these artistic portrayals fair and accurate?

The Real Housewives of Rhode Island stars Alicia Carmody, Rosie DiMare, Ashley Iaconetti (who also starred on The Bachelor ...

A throuple is a relationship between three people, and all three know about it and agree to it. In plain English, it is a consensual three-person ...

Polyamory — having more than one consensual sexual or emotional relationship at once — has in recent years emerged on television, mainstream dating sites like OkCupid and even in research. And experts ...