It can be surprising and emotional for parents to see a newborn with six fingers on one or both hands. The first thought is often worry, wondering if this extra finger means something is seriously ...

A common anatomical variation is being born with more than ten fingers or more than ten toes. Former Doctor Who actor David Tennant this week confirmed he has 11 toes. He says he was born with an ...

While the human hand, with four fingers and opposable thumb, is pretty darn awesome, it still falls woefully short when it comes to some tasks -- such as opening a soda bottle or peeling a banana. MIT ...