That's a good thing to say, as we reported in a story we published three years ago: Why a stranger's hello can do more than just brighten your day. Correspondent Rhitu Chatterjee reported on studies ...

Sometimes you meet a person and just know: You. I want to be friends with you. The conversation flows. They make you laugh. You want to know more about them. So you say, "Hey, we should get together ...

You think you can read a room. A new study says you might catch the happy people but miss those who are suffering.

Making friends after 30 isn't easy, but experts say these simple strategies can help.

In 1979, 6-year-old Etan Patz disappeared while walking to his school bus stop in lower Manhattan. And then, in 1981 with the disappearance of Adam Walsh, the nation froze. Missing children’s photos ...