Season 4 Episodes
1. Lance Armstrong
Neil deGrasse Tyson features his interview with Lance Armstrong and discusses the science of cycling with Scott Adsit, Max Glaskin, and Arthur Caplan.
2. Kareem Abdul-Jabbar
Neil deGrasse Tyson features his interview with Kareem Abdul-Jabbar and discusses the science of basketball with Chuck Nice and Charles Liu.
3. Jane Goodall
Neil deGrasse Tyson features his interview with Jane Goodall and discusses chimpanzee behavior with Chuck Nice and Jill Pruetz.
4. Katie Couric
Neil deGrasse Tyson features his interview with Katie Couric and discusses the intersection of science and journalism with Eugene Mirman and Jeff Jarvis.
5. Kevin Smith
Neil deGrasse Tyson features his interview with Kevin Smith and discusses science fiction and the science of superheroes with Chuck Nice and Charles Liu.
6. SciFi Meets National Defense
Host Neil deGrasse Tyson features his interview with former head of DARPA Arati Prabhakar.
7. Katy Perry
8. Sylvia Earle, Fabien Cousteau & Adrian Grenier
9. James Cameron
10. Celestial Navigation
11. Salman Rushdie
Neil deGrasse Tyson interviews Salman Rushdie and explores the science of storytelling with comedian Eugene Mirman and literary scholar Jonathan Gottschall.
12. Interstellar Space Travel
Neil deGrasse Tyson features his interview with Mae Jemison and discusses the challenges of interstellar travel with Godfrey and Lawrence Krauss.
13. Alan Alda
Neil deGrasse Tyson features his interview with Alan Alda and discusses science communication with Matt Kirshen and Heather Berlin.
14. Stephen Colbert
Neil deGrasse Tyson features his interview with Stephen Colbert and discusses the intersection of science and comedy with Adam Conover and Sophia McClennen.
15. True Story of Hidden Figures
Host Neil deGrasse Tyson interviews author Margot Lee Shetterly ("Hidden Figures: The American Dream and the Untold Story of the Black Women Mathematicians Who Helped Win the Space Race") and actress Janelle Monáe, who starred in the movie.
16. Sam Harris and the Science of Belief
Neil deGrasse Tyson interviews neuroscientist Sam Harris, and discusses everything from free will to religion with Godfrey and Andrew Newberg.
17. Frank Oz and the Science of Puppeteering
Neil deGrasse Tyson features his interview with puppeteer Frank Oz, then discusses puppets in pop culture and the people "behind the curtain" with Adam Conover and Charles Liu.
18. Kelly Slater and the Science of Surfing
Neil deGrasse Tyson features his interview with surfer Kelly Slater, then discusses the science of surfing with Chuck Nice and William Finnegan.
19. Astronaut Scott Kelly
Host Neil deGrasse Tyson features his interview with astronaut Scott Kelly.
20. Stephen Hawking
Host Neil deGrasse Tyson interviews world-renowned physicist Stephen Hawking.
