S4E1 - 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.
Oct. 1, 2017, midnight
S4E2 - 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.
Oct. 8, 2017, midnight
S4E3 - Jane Goodall
Neil deGrasse Tyson features his interview with Jane Goodall and discusses chimpanzee behavior with Chuck Nice and Jill Pruetz.
Oct. 15, 2017, midnight
S4E4 - 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.
Oct. 22, 2017, midnight
S4E5 - 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.
Oct. 29, 2017, midnight
S4E6 - SciFi Meets National Defense
Host Neil deGrasse Tyson features his interview with former head of DARPA Arati Prabhakar.
Nov. 5, 2017, midnight
S4E7 - Katy Perry
None
Nov. 12, 2017, midnight
S4E8 - Sylvia Earle, Fabien Cousteau & Adrian Grenier
None
Nov. 19, 2017, midnight
S4E9 - James Cameron
None
Nov. 26, 2017, midnight
S4E10 - Celestial Navigation
None
Dec. 3, 2017, midnight
S4E11 - Salman Rushdie
Neil deGrasse Tyson interviews Salman Rushdie and explores the science of storytelling with comedian Eugene Mirman and literary scholar Jonathan Gottschall.
Dec. 10, 2017, midnight
S4E12 - Interstellar Space Travel
Neil deGrasse Tyson features his interview with Mae Jemison and discusses the challenges of interstellar travel with Godfrey and Lawrence Krauss.
Dec. 17, 2017, midnight
S4E13 - Alan Alda
Neil deGrasse Tyson features his interview with Alan Alda and discusses science communication with Matt Kirshen and Heather Berlin.
Jan. 7, 2018, midnight
S4E14 - 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.
Jan. 14, 2018, midnight
S4E15 - 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.
Jan. 21, 2018, midnight
S4E16 - 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.
Jan. 28, 2018, midnight
S4E17 - 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.
Feb. 4, 2018, midnight
S4E18 - 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.
Feb. 18, 2018, midnight
S4E19 - Astronaut Scott Kelly
Host Neil deGrasse Tyson features his interview with astronaut Scott Kelly.
Feb. 25, 2018, midnight
S4E20 - Stephen Hawking
Host Neil deGrasse Tyson interviews world-renowned physicist Stephen Hawking.
March 4, 2018, midnight