Photo Illustration by Kelly Caminero / The Daily Beast / GettyThose “Tickle Me Elmo” dolls might just get a whole lot creepier now that scientists have developed an electronic skin that can ...

Discover the science behind why people cannot tickle themselves and how a tickle machine challenges traditional beliefs.

A machine designed to create the optimal stimuli for tickling feet could serve as a stress reliever by inducing uncontrolled laughter, say researchers. The device is battery-operated and can be ...