What happens to quantum information inside black holes? Why is the universe so big and uniform? How did life begin on Earth? How does symmetry shape the laws of nature? Quanta Magazine’s In Theory video series (also available on YouTube), featuring David Kaplan, a theoretical particle physicist at Johns Hopkins University and the producer of the award-winning documentary Particle Fever, offers a simple, visual introduction to some of the biggest mysteries in physics, biology and mathematics.

Read more about black holes and quantum gravity.