- Semester 1 (Weeks 1–16): Tuesdays at 1:00 PM EST.
- We will combine weeks 12 and 13 to maintain our pace.
- Sign up here
- Semester 2 (Weeks 17–32): Thursdays at 10:00 AM EST.
- We will combine weeks 30 and 31 to maintain our pace.
- You do NOT need to have taken semester 1 to jump in to semester 2
- Sign up here
completed
0
Start Here
What is Stardust to Storytellers?
How do I get started?
completed
1
The Big Bang
What was there before the universe existed, and how could something come from nothing?
completed
2
Formation of Stars
How does a cloud of gas and dust become a blazing star?
completed
3
Our Galaxy
Why does everything in space seem to spin and swirl together?
completed
4
Gravity: It Pulls Us Together
How does an invisible force shape everything in the universe?
completed
5
The Formation of Earth
How did a swirling cloud of rock and dust become the world we live on?
completed
6
The Story of Rocks
What can a rock tell us about the history of Earth?
completed
7
Moving Continents: Plate Tectonics
How can something as solid as the ground beneath your feet actually move?
completed
8
Liquid Water & An Atmosphere
Where did Earth’s water and air come from?
completed
9
Definition of Life
What does it actually mean to be alive?
completed
10
The First Life
What was the very first living thing, and how did it survive in a world that looks nothing like ours today?
completed
11
Oxygen Changes Everything
How did something as tiny as a single-celled organism change the entire atmosphere of a planet?
completed
12
Getting More Complex: Eukaryotes
What would happen if one living thing swallowed another and, instead of destroying it, kept it as a partner?
completed
13
Multicellular Life Begins
How did life go from a single cell floating alone to millions of cells working together as one body?
completed
14
The Cambrian Explosion
Why did so many different kinds of animals appear on Earth in such a short period of time?
completed
15
The Ordovician and Silurian Seas
What was life like in the ancient oceans before anything lived on land?
completed
16
The Era of Fishes: The Devonian
How did life make the leap from water to land?
completed
17
The Carboniferous Period
What happens to life when the whole world is covered in enormous forests?
completed
18
The Permian Period
How did some reptiles start developing features that would one day lead to mammals?
completed
19
The Great Dying
What could cause nearly all life on Earth to disappear, and how did anything survive?
completed
20
Dinosaurs Rise: Triassic Period
How does life rebuild after the worst extinction in Earth’s history?
completed
21
The Jurassic Giants
What conditions allowed some animals to grow to the largest sizes ever seen on Earth?
completed
22
Cretaceous Life & Flowering Plants
How did flowers change the world for every living thing?
completed
23
The End of the Dinosaurs
What could wipe out the most successful group of animals that ever lived?
completed
24
Mammals Take the Stage
What advantages helped mammals rise after the dinosaurs disappeared?
completed
25
Birds, Crocodiles, & Dinosaur Descendants
Which animals alive today are actually living relatives of the dinosaurs?
completed
26
Mega Mammals and Ice Age Giants
Why did so many massive animals once roam the Earth, and where did they go?
completed
27
Ice Ages & the Power of Glaciers
How can ice reshape an entire continent?
completed
28
Primate Development
What makes primates different from other mammals, and why did those differences matter?
completed
29
What Makes a Human?
What traits set humans apart from every other creature on Earth?
completed
30
Tools, Fire & Survival
How did learning to use tools and fire change what it meant to be human?
completed
31
Human Migration
How did a small group of people in Africa end up spreading to every corner of the planet?
completed
32
Before History
What was human life like before anyone wrote anything down?