308,758
3,900
Genre: Science & Technology
License: Standard YouTube license
Family friendly? Yes
Robert Price
Shared May 21, 2011
16:54
Carl Sagan testifying before Congress in 1985 on climate change
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4:12
Symphony of Science - 'We Are All Connected' (ft. Sagan, Feynman, deGrasse Tyson & Bill Nye)
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Carl Sagan - Cosmos - Eratosthenes
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Carl Sagan's 1994 "Lost" Lecture: The Age of Exploration
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Cosmos - Carl Sagan - 4th Dimension
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Carl Sagan - Pale Blue Dot
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Michio Kaku: The Universe in a Nutshell (Full Presentation) | Big Think
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ALL THE DETAILS on Earendel: a star 12.9 billion light years away seen by the Hubble Space Telescope
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Carl Sagan's Pale Blue Dot OFFICIAL
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New study claims Betelgeuse supernova IMMINENT (decades not centuries!) | Night Sky News June 2023
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59:49
Carl Sagan Christmas Lecture 1 - The Earth as a Planet
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TIMELAPSE OF THE FUTURE: A Journey to the End of Time (4K)
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13:47
The most mysterious star in the universe | Tabetha Boyajian
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What Is The Speed of Dark?
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Electrons DO NOT Spin
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Chaos: The Science of the Butterfly Effect
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The Experiment that Proved Einstein's Quantum Theory Wrong | Quantum Eraser
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What is NOT Random?
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Where are all the aliens? | Stephen Webb
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17:33
I don't believe the 2nd law of thermodynamics. (The most uplifting video I'll ever make.)