The sound of laughter may make you smile and laugh, British researchers report. "It seems that it's absolutely true that 'laugh and the whole world laughs with you,'" Sophie Scott, Ph.D., says in a ...

Laughing is something most people do every day, but chances are we don’t really understand why we do it. "Laughter is one of a series of in-born human behaviors, along with things like coughing and ...

Laughter is an everyday reminder that we humans are animals. In fact, when recorded laughter is slowed down, listeners can’t tell whether the sound is from a person or an animal. We throw our heads ...

Everyone fakes a laugh once in a while – whether it's smarmy politicians, cheesy gameshow hosts or the suckup at work. But is that pseudo snickering really fooling anyone? Turns out it can, but not ...

Few things can delight an adult more easily than the uninhibited, effervescent laughter of a baby. Yet baby laughter, a new study shows, differs from adult laughter in a key way: Babies laugh as they ...