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

This third and final blog in a series explores what makes for a resilient traidic relationship. The first blog explained why threesomes are the most common form of consensually monogamous group ...

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 ...

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Polyamory is a type of consensual nonmonogamy where people have more than one partner at a time. Unlike cheating, polyamory is based on open communication, trust, and mutual agreement among partners.

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The beautiful thing about non-monogamy is that it can take on many, varied forms: An ethical ...

According to data from YouGov, 1% of the UK population are currently in polyamorous relationships and 8% would be open to being part of one. For clarity, this means that 680 thousand people are in ...