The Sun is our master and creator. It gives us our perception of time, controls our reality, and powers our lives. Big History sheds new light on our nearest star, revealing that ancient sun worship intersects with science, that our bodies are fine-tuned to the 24-hour day, and history is driven in unseen ways by the simple way we circle our star.

Water is the miracle molecule, and mankind has used its perfect properties to revolutionize our lives. It was our first superhighway, the lifeblood of civilization, and gives us 90% of all the power we use today. This episode reveals how the science behind water is the driving force behind history.