NOVA: Season 4
EP1 - Hitler's Secret Weapon
EP2 - The Hot Blooded Dinosaurs
EP3 - What Price Coal?
EP4 - The Sunspot Mystery
EP5 - The Plastic Prison
EP6 - Incident at Brown's Ferry
EP7 - Bye Bye Blackbird
EP8 - The Pill for the People
EP9 - The Gene Engineers
EP10 - The Human Animal
EP11 - The Wolf Equation
EP12 - The Dawn of the Solar Age
EP13 - The Business of Extinction
EP14 - The Red Planet
EP15 - Tongues of Men (1)
EP16 - Tongues of Men (2)
EP17 - Linus Pauling: Crusading Scientist
EP18 - Across the Silent Barrier
EP19 - The New Healers
