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 ...

Tickling is strange because it does not feel optional. You do not decide to laugh. Your body just does it. The sound comes out before your brain has time to judge whether anything is funny. People ...

Quick Take One study found that rats emitted ultrasonic vocalizations when they were subjected to manual somatosensory ...

In a grey-walled room in the Dutch city of Nijmegen, a strange activity is underfoot. Wearing a cap covered in sensors and positioning themselves into a chair, a person places their bare feet over two ...

ANGLOPHONE NOVELISTS describing amusement are laughing all the way to the bank. Depending on context, characters can chortle, chuckle, titter, hoot, giggle, snigger, howl or guffaw. This richness of ...