Carl Sagan: Difference between revisions
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* [https://vault.fbi.gov/Carl%20Sagan FBI Records: The Vault - Carl Sagan] at fbi.gov |
* [https://vault.fbi.gov/Carl%20Sagan FBI Records: The Vault - Carl Sagan] at fbi.gov |
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* [https://archive.org/details/NASA_NTRS_Archive_19630011050 "NASA Technical Reports Server (NTRS) 19630011050: Direct Contact Among Galactic Civilizations by Relativistic Interstellar Spaceflight"], Carl Sagan, when he was at Stanford University, in 1962, produced a controversial paper funded by a NASA research grant that concludes ancient alien intervention may have sparked human civilization. |
* [https://archive.org/details/NASA_NTRS_Archive_19630011050 "NASA Technical Reports Server (NTRS) 19630011050: Direct Contact Among Galactic Civilizations by Relativistic Interstellar Spaceflight"], Carl Sagan, when he was at Stanford University, in 1962, produced a controversial paper funded by a NASA research grant that concludes ancient alien intervention may have sparked human civilization. |
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==YouTube |
==YouTube Videos== |
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{{YouTube Videos|{{PAGENAME}}|PQ4qBBWv3b4|Sagan interviewed by Ted Turner, ''CNN'', 1989, video: 44 minutes|}} |
{{YouTube Videos|{{PAGENAME}}|PQ4qBBWv3b4|Sagan interviewed by Ted Turner, ''CNN'', 1989, video: 44 minutes|}} |
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{{Carl Sagan}} |
{{Carl Sagan}} |
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