A new study showed that laughter is a better indicator in determining friendships than even speech. Volunteers were able to pinpoint groups of friends versus strangers by listening to their laughter.

Humans may be the only species that appreciates jokes, but we inherited the response—laughter—from our closest relatives. Meet researchers who are tickling baby chimps, bonobos, and gorillas to record ...

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 ...

A cackle and a giggle can mean different things. Scientists say there are two types of laughter: the kind that comes from pure glee, and the kind that's meant to send a social message. New research ...

For many years psychologists and behavioral biologists agreed that laughter was a unique emotional expression found only in humans. However, as the study of animal emotions expanded this idea was ...

When I was little, I tended to fall into bouts of uncontrollable laughter. Basically, once I started laughing, I found it very difficult to stop. The problem was particularly acute in contexts where I ...

A Michigan woman's pet fox has the uncanny ability to mimic human laughter. Kristina Shafer of Battle Creek posted video of Archer, her four-year-old fox, who lets out a hearty guffaw when her ...

Laughter is one of the best ways to heal and feel happy. It has special healing powers unlike anything else and when we are feeling down, a good laugh can bring our spirits back up. Laughter also has ...

The Justice Department is prosecuting a woman who laughed during a Senate hearing to confirm Jeff Sessions as attorney general. I can sympathize with her somewhat absurd plight, because I was once ...