Explore the internal mechanics of the human body through pioneering graphics and captivating scientific case studies. Witness the fascinating and finely tuned systems that keep the body motoring and the scientists guessing.Program Website
What determines when we start puberty has until recently been a mystery.
The story of how our body deals with damage and repair can be told through Kate's feet.
Danny demonstrates how new motor skills must be learned and developed with practice.
What Recker does during this growing period will change the structure of his brain.
Fear is a learned behavior.
Our bodies respond quickly to survive in cold temperatures.
We learn to work together by reading the emotions and facial expressions of others.