6 posts · 2 collections
From the "Occult Anatomy" collection. Recorded at the Philosophical Research Society, Los Angeles.
From the "Esoteric, Metaphysical" collection. Recorded at the Philosophical Research Society, Los Angeles.
Sagan announcing the correction to the initially-released blue-sky Mars images — the day after Viking 1 landed, revealing the Martian sky was actually pink.
Sagan's commencement speech at the University of Illinois at Urbana-Champaign on planetary science, scientific literacy, ozone depletion, and nuclear proliferation.
Sagan's lecture at Yale Peace Week on nuclear war and nuclear winter, including the TTAPS findings and proposed nuclear-arsenal reduction milestones.