Despite how natural friendship can feel, people rarely stop to analyze it. How do you know when someone will make a good friend? When is it time to move on from a friendship? Oftentimes, people rely ...

Some friendships last because they truly nourish you; others linger out of habit or shared history. Here are seven small, ...

For older adults, friendship might be the best medicine. Researchers say that doing small favors for close friends -- like offering a ride or lending a hand -- can boost happiness and give people a ...

Athena Aktipis receives funding from the National Science Foundation. She is the Executive Director of the Cooperative Futures Institute. Jessica D. Ayers does not work for, consult, own shares in or ...