What is ‘sex’? What is ‘gender’?

— How these terms changed and why states now want to define them By Grace Abels This year, 17 state legislatures sought to narrowly define “sex” or “gender” in state law as based solely on biological characteristics. In Utah, one became law. Although they’re sometimes used synonymously, “sex” and “gender” have different meanings to medical …

33 ways to have better, stronger orgasms

— Everything to know about the 11(!) types of orgasm. By Gabrielle Kassel, Korin Miller and Addison Aloian Look, everyone wants to have a mind-blowing orgasm every time they have sex. But unfortunately, it’s not always that easy. Only about half of women consistently climax during partnered play, and nine percent have never orgasmed during …

Here’s the biggest myth about desire in long-term relationships

— It turns out every part of the narrative we’re taught about how desire works is not merely wrong, but wrongheaded By Emily Nagoski When I first began having long(ish)-term sexual relationships during my college years I believed an old-fashioned narrative about how desire works. We’re told it’s all passion and “spark” early in a …

She Wrote a Best Seller on Women’s Sex Lives.

— Then Her Own Fell Apart. The sex educator Emily Nagoski’s new book on maintaining intimacy in long-term relationships began at home. By Catherine Pearson A decade ago, as the sex educator Emily Nagoski was researching and writing her first book, “Come as You Are” — a soon-to-be best seller exploring the science of women’s …

How a Polyamorous Mom Had ‘a Big Sexual Adventure’ and Found Herself

— In her memoir, “More,” Molly Roden Winter recounts the highs and lows of juggling an open marriage with work and child care. By Alexandra Alter For anyone prone to experiencing secondhand embarrassment, there’s a scene in Molly Roden Winter’s debut, “More: A Memoir of Open Marriage,” that should come with a warning. Winter is …

Study on evolution of same-sex animal behaviors underscores stigmas in research

By Swati Thapa A new study tracing the evolution of same-sex sexual behavior in mammals, using phylogenetic analyses, suggests these behaviors may have evolved in part to strengthen social bonding and relationships. Same-sex sexual behavior was observed in 261 species, which constitutes 4% of all mammal species; the research adds to a growing list of …