Carl Sagan explores the Encyclopedia Galactica/Earth's end

Name: Carl Sagan explores the Encyclopedia Galactica/Earth's end
Uploaded: 2008-02-04T22:41:13Z
Channel: XXXSDESDEXXX
Description: Carl Sagan imagines himself, in the vision of a dream, searching for other civilizations throught the Cosmos. He uses the Encyclopedia Galactica, the

13K views · 18 years ago · 8:54

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Educational creator

Feb 4, 2008 · 13K views

Carl Sagan imagines himself, in the vision of a dream, searching for other civilizations throught the Cosmos. He uses the Encyclopedia Galactica, the