The way people laugh when tickled is “uniquely different” from other laughter such as when hearing a joke, according to a new ...

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 ...

Don’t try this at home, but tickling a gorilla, orangutan, bonobo or chimp can inspire bursts of grunting sounds. Yes, that’s laughter, says Marina Davila Ross of the University of Portsmouth in ...

If you tickle a rat's belly, it squeals with laughter. However, we are unable to perceive this laughter as its frequency, around 50 kHz, exceeds the range of human hearing. Neuroscientist Jaak ...

Maybe there is a tickle monster living underground or on a planet called Ticklelandia. And the people come to Earth and while we’re sleeping, they get in our mouths and live in our bodies. That’s why ...

A team of scientists set out to answer the all-important question: why does tickling make us laugh? And they used rats to help them in their quest. (@angelikakade) has the story. A team of scientists ...