27

How Far Back In Time Could You Have Survived On Earth?

2023-06-09

26

Were These The First Animals?

2022-12-14

25

Why Did The Earth Totally Freeze For 100 Million Years?

2022-08-31

24

What Was The First Fungus?

2022-05-30

23

What Was The Earth Like 1 Billion Years Ago?

2022-02-18

22

What Was The First Complex Life on Earth?

2021-11-30

21

What Was The "Boring Billion" Really Like?

2021-10-17

20

A Tour of Earth's Ancient Superoceans

2021-07-31

19

A Tour of Earth's Ancient Supercontinents

2021-06-26

18

What Was The Earth Like 2 Billion Years Ago?

2021-05-16

17

What Is The Other 99.99% Of Life?

2021-04-08

16

What Was The First Virus?

2021-02-24

15

What Would The Earth Be Like Without Photosynthesis?

2021-01-31

14

How Did Life Recover From The First Mass Extinction?

2021-01-06

13

How Bad Was The Great Oxidation Event?

2020-12-20

12

What Was Earth Like 3 Billion Years Ago?

2020-11-22

11

How The Earth Got Its Magnetic Field (And Why It Might Not Protect Us Much Longer)

2020-10-11

10

What is the Oldest Fossil on Earth?

2020-09-25

9

What Would The Earth Have Been Like Without Life?

2020-09-02

8

Did Life on Earth Come From Space?

2020-08-08

7

Were Volcanoes The Key To Life?

2020-07-18

6

What Was The Last Common Ancestor of all Life on Earth?

2020-07-11

5

How Did Life Begin?

2020-07-04

4

Where Did Earth's Water Come From?

2020-06-14

3

The Mystery of the Late Heavy Bombardment

2020-06-07

2

What Was Earth Like 4 Billion Years Ago?

2020-05-23

1

How Did The Earth Form?

2020-05-09