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 ...

Everyone likes a good belly laugh from time to time, and science supports that feeling.Studies have shown that laughing is linked to our physical, emotional and mental well-being — even our ...

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

Tiny people giggle at everything from tickling to peek-a-boo to silly faces. But do they really have a sense of humor?

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 ...

Rats make a high-pitched sound similar to laughter when they're being tickled. Pexels / Denitsa Kireva Rats, they’re just like us: The oft-maligned rodents love to play games and be tickled, and ...