Add Yahoo as a preferred source to see more of our stories on Google. Meerkats, as well as humans, are part of what researchers called a "premier league" of monogamy. - Martin Schutt/dpa/AFP/Getty ...

In five cases where vertebrates evolved monogamy, the same changes in gene expression occurred each time. In many non-monogamous species, females provide all or most of the offspring care. In ...

Jonathan Van Ness and Mark Peacock have been married for more than five years. Not all of those years have been entirely monogamous, though. Van Ness, best known for his work on Queer Eye, and Peacock ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Ahead, a full rundown on exactly what ambiamory is, how to know if you’re ambiamorous, and tips on how to ...

“Couples often fight over contracts they've never made.” — Mary Klein, sex therapist One of the phrases we often hear in these chaotic times is “the new normal”—in other words, what was once ...

VATICAN CITY (CNS) — The foundation of sacramental marriage is the unity of the spouses, a bond so intense and grace-filled that it is exclusive and indissoluble, said a document from the Dicastery ...

The next issue of New York Magazine is devoted almost entirely to the promotion of polyamory, including a lengthy feature story titled “A Practical Guide to Modern Polyamory: How to open things up for ...

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This is probably *the* most well known book about polyamory. Originally published in the 90s (retro), it lays out a manifesto for reclaiming the term 'slut' as a badge of power. It was also one of the ...