Season 19
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| # | Image | Title | Aired |
|---|---|---|---|
| 1 |  | Skin Clinic | Mar 6, 2018 |
| 2 |  | Feeding Australia (Part 1) Foods of Tomorrow | Aug 14, 2018 |
| 3 |  | Feeding Australia (Part 2) A Sustainable Future | Aug 21, 2018 |
| 4 |  | How to Build a Time Machine | Aug 28, 2018 |
| 5 |  | Beating Diabetes | Sep 4, 2018 |
| 6 |  | How To Be Lucky: The Maths Of Chance | Sep 11, 2018 |
| 7 |  | Memory Matters | Sep 18, 2018 |
| 8 |  | Bionic Revolution | Oct 23, 2018 |