Bill Nye Saves the World Season 1 Episode 5
The Original Martian Invasion
Bill introduces the theory of panspermia, NASA scientists discuss the Mars 2020 mission, and Wil Wheaton and the panel ponder life on other planets.
Guest Stars
Alton Brown
Self
Hunter Pence
Self
Randy Couture
Tardigrade
Marcus Lindsay
Tardigrade Victim
Andy Rossi
Tardigrade Victim