I was surprised the first time I saw someone transform into a tickle monster. They curled up their fingers and rhythmically poked someone else’s armpits. I asked my friend John Wright about it. He’s a ...

THAT'S THE WHY: Hands up if you are ticklish. Or maybe don't put your hand up, because it would expose a palm, armpit and ribs which, along with the soles of the feet and under the chin, rank among ...

For many of us, the tickling response is paradoxical — the playfulness it inspires is typically enjoyable, but the overstimulated nerves and loss of control can feel distressing. Whether you find it ...

It's a mystery that's challenged some of science's greatest minds, including Charles Darwin, Galileo, Francis Bacon, and Plato [PDF]. One thing is for sure: It’s not because we find it funny. In fact, ...

Everyone wants to live a stress-free life, but everyday life is stressful. The 'tickling insole' developed by a New Zealand research team is strange at first glance, but it is a device that ...