Season 1

• 

  8.4/1092 votes

  What Is Life?

  Season 1 Episode 1 - Aired 1/27/2013

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

  Director: Unknown

  Writer: Unknown

• 

  8.5/1070 votes

  Expanding Universe

  Season 1 Episode 2 - Aired 2/3/2013

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

  Director: Unknown

  Writer: Unknown

• 

  8.3/1067 votes

  Endless Forms Most Beautiful

  Season 1 Episode 3 - Aired 2/10/2013

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

  Director: Unknown

  Writer: Unknown

• 

  8.2/1062 votes

  Size Matters

  Season 1 Episode 4 - Aired 2/17/2013

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.3/1058 votes

  Home

  Season 1 Episode 5 - Aired 2/24/2013

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

  Director: Unknown

  Writer: Unknown