Uutter

#comets

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jonathan
/c/carl-sagan

The Earth as a Planet

LectureTelevisionBBC2 / Royal Institution Christmas Lectures/ RI Christmas Lectures 1977 — 'The Planets' (Lecture 1 of 6)1 January 1978London, UK — Royal Institution of Great BritainCarl SaganSpeaker#earth#mars#jupiter
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Sagan's first Royal Institution Christmas Lecture in the 1977 'Planets' series, broadcast on BBC2 in early 1978.

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jonathan
/c/carl-sagan

Comets and the Origin of Life

LectureLive EventIMSA / James R. Thompson Leadership Lectures/ Inaugural James R. Thompson Leadership Lecture2 October 1991Aurora, IL — Illinois Mathematics and Science AcademyCarl SaganSpeaker#evolution#education#darwin
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The inaugural Thompson Leadership Lecture at IMSA — Sagan on comets and the origin of life, calling the academy 'a gift from the people of Illinois to the human future.'

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