SEASON 4 • EPISODE 25
StarTalk Radio with Neil deGrasse Tyson
"The Science of Sex (Part 2)"
Date Aired: Aug 24, 2013 (United States)
The Science of Sex comes to its inevitable climax when Neil deGrasse Tyson, Kristen Schaal and Charles Liu discuss human, primate and alien sexuality with Dr. Ruth Westheimer and Mary Roach.