Ep. 4: When The Stars Turned On

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/crashcourse to get your free life insurance quotes and see how much you could save.This show is a production of Complexly. If you wa ...  Show more

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/crashcourse to get your free life insurance quotes and see how much you could save.This show is a production of Complexly. If you want to he ...  Show more