The surprising reason why mammals engage in same-sex mating

— A new paper suggests same-sex activity may help mammals’ social relationships By Maggie Penman Same-sex sexual activity pervades the animal kingdom — it’s been observed in at least 1,500 animal species, from crickets to seagulls to penguins — but it’s still not well understood. A new paper suggests one explanation: Same-sex sexual activity may …

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 …

19 Expert-Backed Tips For Keeping Your Long-Distance Sex Life Hot

— Relationship experts share their advice for keeping the intimacy alive when you’re miles apart. By Caroline Bologna Long-distance relationships can pose a number of challenges, but the lack of physical touch can be especially difficult. That doesn’t mean it’s a hopeless situation, however. If you find yourself in a long-distance relationship (whether in “unprecedented” …

Taking Antibiotic After Sex Could Slash Your Risk for an STI.

— Here’s What to Know By Ernie Mundell If you’re sexually active, taking the antibiotic doxycycline within 72 hours of sex might help prevent an STI Syphilis cases are surging in the United States, making ‘Doxy on Demand’ a welcome weapon against the disease Taking doxycycline shouldn’t be a substitute for condom use, experts say …