The Worlds of Philip Morrison Symposium 1986 - Carl Sagan, Joining the Universe

Round-16 hunt: picked; source: deeper uploads from a strong channel already live; channel already live on Lumen; strict per-title check + final strict pass; title rules; oEmbed verified.

A 60-minute video from MIT Video Productions: “The Worlds of Philip Morrison Symposium 1986 - Carl Sagan, Joining the Universe”.

Video by MIT Video Productions, played through YouTube's embedded player.