In this week's Love Letters, Meredith Goldstein shares how scent can shape attraction and friendship. The post Smell you ...

“Best friend” is a term that seems to have been invented in the twentieth century, perhaps even in the second half of that century. My parents never used the term “best friend,” but my friends and I ...

A person’s social network can be surprisingly complex. Yet, we think we only need a romantic partner and a nuclear family. Maybe one good friend. Otherwise, those not legally or biologically fastened ...

None of my friendships have anniversaries. I can tell you exactly when my elementary school crushes started and where I was when various boys asked me to be their girlfriend, but I can’t tell you ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. When the brain releases oxytocin during sex, childbirth ...