Air date: 2013-01-27

Runtime: 59 min

Professor Brian Cox journeys to Southeast Asia to see how life began on Earth and how the flow of energy created and supports life.

Air date: 2013-02-03

Runtime: 59 min

In the second episode, Brian travels to the U.S. to showcase how the laws of science allowed senses to arise.

Air date: 2013-02-10

Runtime: 59 min

Brian travels to Africa and Madagascar to analyse why Earth is a fertile place and how it allows complex life to exist.

Air date: 2013-02-17

Runtime: 59 min

The fourth episode sees Brian in Australia looking at how the size of life affects each plant and animal, and how long it can survive.

Air date: 2013-02-24

Runtime: 59 min

In the final episode, Cox explains what makes Earth a home for life and asks what ingredients were required for complex life to begin.