The way people laugh when tickled is “uniquely different” from other laughter such as when hearing a joke, according to a new study. Researchers at the University of Amsterdam say both machines and ...

Tell a silly joke, sneeze at a rather inopportune moment, remember something that embarrassed a good friend, forget which suit is trump in the card game you’re playing…there are a thousand and one ...

There's nothing quite like that yelp of laughter you emit when being tickled. Now, experts have confirmed that shrieks ...

Apes often make weird sounds when they're tickled, and some researchers now say these pants and hoots truly are related to human laughter. That's the conclusion of a new study in the journal Current ...

On The Simpsons, Nelson frequently shows his scorn by unleashing his trademark “Ha, ha.” While Nelson’s laughs sound the same every time he snickers at Springfield residents, a new study has shown ...

To study play behaviors in animals, scientists must be able to authentically simulate play-conducive environments in the laboratory. Animals like rats are less inclined to play if they are anxious or ...

Nothing is cuter and more heartwarming than listening to a baby or toddler laugh when tickled. Their laughter is contagious and most of the time it'll make you laugh too! Lwiro Primates shared a video ...