There's nothing quite like that yelp of laughter you emit when being tickled. Now, experts have confirmed that shrieks induced by tickling really do sound recognisably different to other types of ...

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 ...

When scientists set out to trace the roots of human laughter, chimps and gorillas were just tickled to help. That's how researchers made a variety of apes and human babies laugh. After analyzing the ...

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 ...

Whether it makes you laugh, smile or squirm, tickling is something that even the most serious people succumb to. Now, research has revealed that when it comes to tickling of the feet, women are more ...