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 ...

Need a good laugh? The feeling is pretty universal, according to researchers who tickled rats for the sake of science. When the animals received a 10-second tickle from a gloved hand, they responded ...

As the video explains, we actually use the term "tickling" to describe two different sensations. The first, knismesis, is when we get that urge to scratch after being lightly touched with something ...

My 8-year-old son recently told me he didn’t want to go to his cousins’ house. They are 11 and 12. He said they tickle-tortured him. They told him to lie down to do a trick, then one lifted up his ...

Tickling, a seemingly involuntary reflex, evolved not for humor but for connection. It targets exposed areas, triggering laughter when the touch is recognized as safe, signaling non-danger and ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Rat ...