Editor’s Note: Jill Filipovic is a journalist based in New York and author of the book “OK Boomer, Let’s Talk: How My Generation Got Left Behind.” Follow her on Twitter. The opinions expressed in this ...

There’s more to a kiss than meets the lips, as couples are learning at a kissing school in Seattle. Psychotherapist Cherie Byrd, 56, got the idea for teaching kissing classes while dating a man who ...

Kissing-like behaviors exist across the animal kingdom. But why? A scientist explains why humans are so drawn to each other's lips, and a photographer documents the power of a kiss. Among the many ...