While learning about this under-researched and difficult-to-place sensation, a guy contacted me on Twitter to explain that he gets a similar feeling when his belly button is touched. This knocked me ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Add Yahoo as a preferred source to see more of our stories on Google. When it comes to body parts, the belly button doesn’t usually get much attention. Yet this often-overlooked little spot is a ...