Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From ...

Here are seven of the biggest body bogglers ... The poor old human appendix gets lumped in with the likes of wisdom teeth, ear-wiggling muscles and our other useless evolutionary holdovers.

Researchers have made strides creating strong, long-lasting imitation muscle as science fiction slowly evolves into fact.