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| Aflevering | Eerste uitzending |
|---|---|
| S06E01 - Black Tide | 04/01/1979 |
| S06E02 - The Long Walk of Fred Young | 11/01/1979 |
| S06E03 - A World of Difference: B.F. Skinner and the Good Life | 18/01/1979 |
| S06E04 - Cashing in on the Ocean | 01/02/1979 |
| S06E05 - Patterns from the Past | 08/02/1979 |
| S06E06 - The Invisible Flame | 22/02/1979 |
| S06E07 - The End of the Rainbow | 01/03/1979 |
| S06E08 - The Be'ersheva Experiment | 08/03/1979 |
| S06E09 - Einstein | 15/03/1979 |
| S06E10 - The Keys of Paradise | 29/03/1979 |
| S06E11 - A Plague on Our Children | 02/10/1979 |
| S06E12 - Life on a Silken Thread | 09/10/1979 |
| S06E13 - Sweet Solutions | 16/10/1979 |
| S06E14 - Race for the Gold | 30/10/1979 |
| S06E15 - All Part of the Game | 06/11/1979 |
| S06E16 - India: Machinery of Hope | 20/11/1979 |
| S06E17 - The Bridge that Spanned the World | 04/12/1979 |
| S06E18 - Termites and Telescopes | 11/12/1979 |
| S06E19 - Blindness: Five Points of View | 18/12/1979 |