When a human grows a tail, it's known as a human tail or vestigial tail. Many believe that human ancestors had and used some form of a tail. Over time as a species, however, we evolved past the need ...

While researching AI robotics I came across this interesting robotic human tail developed by researchers at Keio University in Japan a few years ago. The Arque robotic tail aims to augment human ...

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 ...