Aug 22, 2014 — As attitudes toward homosexuality shift in the U.S., many gay men say that's created not just more legal freedoms but also greater freedom to express their gender identities.
Jul 26, 2013 — Virginia Masters, who died this week at age 88, pioneered the rigorous scientific study of sex. Even though the field has gone mainstream, scientists say they can still run into trouble with Congress and advocacy groups for choosing to look into sexual behavior and biology.
Dec 13, 2012 — We've all heard them: explanations rooted in evolutionary biology for why "promiscuous" males mate with many more partners than "choosy" females. Barbara J. King traces these widespread assumptions to a famous 1948 study on fruitflies — a study that a group of modern-day scientists now say was badly flawed.
Jun 26, 2012 — Consensual sex among aging residents of nursing homes can be fraught. And when those older people are showing signs of dementia, family members sometimes stand in in the way of love.