Ep. 11: How It All Ends
In our last episode, Dr. Katie Mack and John Green discuss what the ultimate fate of the universe might look like. Head to https://policygenius.com/...
Ep. 10: The Future
In this episode, Dr. Katie Mack gives John Green an idea of what to expect for the future of our universe. Head to https://policygenius.com/crashcou...
Ep. 9: The Cosmos and Us
In our journey through the history of the entire universe, we have finally reached the present. Before we continue moving forward in our timeline, Joh...
Ep. 8: Life In Our Universe
In this episode, Katie Mack and John Green discuss why life was able to happen. Head to https://policygenius.com/crashcourse to get your free life i...
Ep. 7: What’s Keeping the Stars Apart
In this episode, Katie Mack and John Green discuss the wonder keeping the stars apart... dark energy. Head to https://policygenius.com/crashcourse to...
Ep. 6: The Story of Dark Matter
"How do we know that dark matter is there?" In this episode, Dr. Katie Mack and John Green unpack the full story of dark matter. Head to https://po...
Ep. 5: Black Holes
In this episode, John and Katie take a break from talking through the universe's timeline to focus on a mystery of our cosmos: black holes. Head to h...
Ep. 4: When The Stars Turned On
"Is free will still in the equation?" In this episode, the universe begins to become visible to itself. Dr. Katie Mack teaches John Green about the m...
Ep. 3: The Dark Ages of the Cosmos
"The only thing that could have happened, happened" In this episode, the universe as we know it starts to come into focus. Dr. Katie Mack teaches Jo...
Ep. 2: Why We Can Exist
"That’s why we’re here. Something broke." Head to https://policygenius.com/crashcourse to get your free life insurance quotes and see how much you co...