Sagan's Tonight Show appearance with Johnny Carson — critiquing Star Wars' 'human chauvinism' and discussing SETI.

CBC Newsmagazine interview segment — Sagan argues that the processes that produced intelligent life on Earth could occur elsewhere in the universe.

Excerpt from the BBC science documentary on SETI — the earliest extant TV footage of Sagan, then a young astronomer at the Smithsonian Astrophysical Observatory and Harvard.

Sagan's hour-long keynote tribute lecture at the Worlds of Philip Morrison Symposium (Day 2), surveying the Copernican perspective and Morrison's contributions to physics and SETI.

Sagan's first-draft dictation of Chapter 3 of his novel Contact, narrating the Ellie Arroway / SETI Project Argus material in his own voice.