NOVA· Season 37 · Episode 5Becoming Human Part 2: Birth of HumanityS37E05·November 10, 2009·1h·PBSStreaming on (US) See allShareGuest starsLance Lewmanas Narrator (voice)PreviousBecoming Human Part 1: First StepsS37E04NextBecoming Human Part 3: Last Human StandingS37E06Keep going
Lance Lewmanas Narrator (voice)Lance Lewmanas Narrator (voice)Lance Lewmanas Narrator (voice)Lance Lewmanas Narrator (voice)