Season 1
Episodes
1. How Did The Earth Form?
2020-05-09
An overview of fractionation, Mara's survival, 'Grand Tack' theory, formation of Mercury, solidifying Earth, and theories surrounding Theia.
2. What Was Earth Like 4 Billion Years Ago?
2020-05-23
No overview available.
3. The Mystery of the Late Heavy Bombardment
2020-06-07
No overview available.
4. Where Did Earth's Water Come From?
2020-06-14
No overview available.
5. How Did Life Begin?
2020-07-04
No overview available.
6. What Was The Last Common Ancestor of all Life on Earth?
2020-07-11
No overview available.
7. Were Volcanoes The Key To Life?
2020-07-18
No overview available.
8. Did Life on Earth Come From Space?
2020-08-08
No overview available.
9. What Would The Earth Have Been Like Without Life?
2020-09-02
No overview available.
10. What is the Oldest Fossil on Earth?
2020-09-25
No overview available.
11. How The Earth Got Its Magnetic Field (And Why It Might Not Protect Us Much Longer)
2020-10-11
No overview available.
12. What Was Earth Like 3 Billion Years Ago?
2020-11-22
No overview available.
13. How Bad Was The Great Oxidation Event?
2020-12-20
No overview available.
14. How Did Life Recover From The First Mass Extinction?
2021-01-06
No overview available.
15. What Would The Earth Be Like Without Photosynthesis?
2021-01-31
World Without Photosynthesis
16. What Was The First Virus?
2021-02-24
Older Than Life? Evolution of Viruses
17. What Is The Other 99.99% Of Life?
2021-04-08
4 Billion Years of Life: Tour of the Biosphere
18. What Was The Earth Like 2 Billion Years Ago?
2021-05-16
2 Billion Years Ago: After The Great Flood
19. A Tour of Earth's Ancient Supercontinents
2021-06-26
Before Pangaea
20. A Tour of Earth's Ancient Superoceans
2021-07-31
Exploring Earth's Prehistoric All Sea
21. What Was The "Boring Billion" Really Like?
2021-10-17
1.8 to 0.8 Billion Years Ago: Earth's Lost Billion Years
22. What Was The First Complex Life on Earth?
2021-11-30
Earth's Impossible Fossils
23. What Was The Earth Like 1 Billion Years Ago?
2022-02-18
One Billion Years Ago: Is This Eden?
24. What Was The First Fungus?
2022-05-30
The Key to Life? Evolution of Fungi
25. Why Did The Earth Totally Freeze For 100 Million Years?
2022-08-31
Snowball Earth
26. Were These The First Animals?
2022-12-14
The Ediacaran: Life's Failed Experiment?
27. How Far Back In Time Could You Have Survived On Earth?
2023-06-09
How Far Back In Time Could You Have Survived On Earth?