The Nature of Things — Season 45

E01 Sex, Lies and Secrecy: Dissecting Hysterectomy 16 Sep 2004 E02 Terrible Lizards of Oz 23 Sep 2004 E03 Selling Sickness 30 Sep 2004 E04 ARKTIKA: The Russian Dream That Failed 07 Oct 2004 E05 Shipbreakers 14 Oct 2004 E06 Clot Busters 21 Oct 2004 E07 Killed By Care: Making Medicine Safe 28 Oct 2004 E08 Tale of a Tiny Bird 04 Nov 2004 E09 Apocalypse Cow: The Mad Cow Story (Part 1) 18 Nov 2004 E10 Apocalypse Cow: The Mad Cow Story (Part 2) 25 Nov 2004 E11 Bhopal: The Search for Justice 09 Dec 2004 E12 Forbidden Forest 06 Jan 2005 E13 Fighting Fire with Fire 26 May 2005 E14 Being Caribou: Part 1 02 Jun 2005 E15 Being Caribou: Part 2 09 Jun 2005 E16 Whale Mission: The Last Giants 23 Jun 2005 E17 Whale Mission: Keepers of Memory 30 Jun 2005 E18 Origins of Human Aggression: The Other Story 07 Jul 2005 E19 Five Seasons 14 Jul 2005 E20 Whale Mission: The Last Giants 23 Jun 2005 E21 Whale Mission: Keepers of Memory 30 Jun 2005 E22 Origins of Human Aggression: The Other Story 07 Jul 2005 E23 Five Seasons 14 Jul 2005