The unique human body part that evolution cannot explain - The human chin has long been fertile ground for arguments between scientists over its purpose ...

Many body parts can be transplanted or replaced with artificial equivalents, including corneas, livers, hearts, joints, and even entire faces. This technology will improve by leaps and bounds ...

Stacker compiled a list of facts you may not know about 25 major organs and what do for your body. Read on to see what you ...