“The suppression of uncomfortable ideas…”
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“The suppression of uncomfortable ideas…”
0:13
Carl Sagan describes our place in the universe
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Carl Sagan describes our place in the universe
0:53
50th re-dedication of the Eternal Light Peace Memorial speech by Carl Sagan and Ann Druyan
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50th re-dedication of the Eternal Light Peace Memorial speech by Carl Sagan and Ann Druyan
28:24
A Quantum Love Story featuring poetry by Ann Druyan with music by Tonio Sagan x Moon Hooch
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A Quantum Love Story featuring poetry by Ann Druyan with music by Tonio Sagan x Moon Hooch
1:01
Who Speaks For Earth?
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Who Speaks For Earth?
0:39
Carl Sagan discussing Nuclear Winter with congress 1985
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Carl Sagan discussing Nuclear Winter with congress 1985
0:25
Carl Sagan teaching students about the Milky Way galaxy
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Carl Sagan teaching students about the Milky Way galaxy
0:59
The scientific illiteracy of Americans is scandalous
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The scientific illiteracy of Americans is scandalous
0:39
Carl Sagan calls out mainstream media
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Carl Sagan calls out mainstream media
1:00
UN Global Compact | Carl Sagan
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UN Global Compact | Carl Sagan
1:46
Carl Sagan on UFO’s - “Extraordinary claims require extraordinary evidence”
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Carl Sagan on UFO’s - “Extraordinary claims require extraordinary evidence”
0:45
Carl Sagan on why NASA should go to mars
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Carl Sagan on why NASA should go to mars
0:52
“The Persistence of Memory”
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“The Persistence of Memory”
0:23
Carl Sagan on Star Wars in 1978
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Carl Sagan on Star Wars in 1978
0:55
If we are not able to ask skeptical questions..
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If we are not able to ask skeptical questions..
0:42
Laws of Nature
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Laws of Nature
0:37
Carl Sagan on the silver lining behind solving our global environmental issues
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Carl Sagan on the silver lining behind solving our global environmental issues
1:01
Voyager's 45th Anniversary with Ann Druyan, Creative Director of NASA Voyager Interstellar Message
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Voyager's 45th Anniversary with Ann Druyan, Creative Director of NASA Voyager Interstellar Message
5:00
We've arranged a society based on science and technology…
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We've arranged a society based on science and technology…
0:15
Carl Sagan talks nuclear war on Larry King Live
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Carl Sagan talks nuclear war on Larry King Live
0:54
“In the Cosmos, there is no refuge from change.”
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“In the Cosmos, there is no refuge from change.”
0:21
Carl Sagan explains how the Ancient Greek knew the earth was round
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Carl Sagan explains how the Ancient Greek knew the earth was round
0:53
Carl Sagan Christmas Lectures 3 - The History of Mars
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Carl Sagan Christmas Lectures 3 - The History of Mars
59:38
Imagine a room awash in gasoline - Carl Sagan
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Imagine a room awash in gasoline - Carl Sagan
0:45
Carl Sagan Christmas lecture 2 - The Outer Solar System and Life
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Carl Sagan Christmas lecture 2 - The Outer Solar System and Life
59:34
Why is the grass green? - Carl Sagan on The Tonight Show with Johnny Carson 1977
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Why is the grass green? - Carl Sagan on The Tonight Show with Johnny Carson 1977
0:59
Carl Sagan Christmas Lecture 1 - The Earth as a Planet
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Carl Sagan Christmas Lecture 1 - The Earth as a Planet
59:49
Carl Sagan testifying before Congress in 1985 on climate change
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Carl Sagan testifying before Congress in 1985 on climate change
16:54
COSMOS Possible Worlds Ep 4 Vavilov clip
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COSMOS Possible Worlds Ep 4 Vavilov clip
1:03
Carl Sagan Bits to Dandilion
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Carl Sagan Bits to Dandilion
2:02
One Voice In the Cosmic Fugue
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One Voice In the Cosmic Fugue
4:58
Cosmos: A Personal Voyage from Ep. 7
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Cosmos: A Personal Voyage from Ep. 7
3:10
Cosmos A Personal Voyage introduction
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Cosmos A Personal Voyage introduction
2:19
Carl Sagan's Pale Blue Dot OFFICIAL
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Carl Sagan's Pale Blue Dot OFFICIAL
3:27
COSMOS: A SpaceTime Odyssey
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COSMOS: A SpaceTime Odyssey
3:30
Carl Sagan - Cosmos - Cosmic Calendar
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Carl Sagan - Cosmos - Cosmic Calendar
4:58
Carl Sagan - Cosmos - Artificial Selection
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Carl Sagan - Cosmos - Artificial Selection
8:39
Carl Sagan - Cosmos - Galaxies
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Carl Sagan - Cosmos - Galaxies
7:08
Carl Sagan - Cosmos - Evolution of Whales
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Carl Sagan - Cosmos - Evolution of Whales
1:13
Carl Sagan - Cosmos - Its Only Sacred Truths
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Carl Sagan - Cosmos - Its Only Sacred Truths
4:36
Carl Sagan - Cosmos- Stars - We Are Their Children
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Carl Sagan - Cosmos- Stars - We Are Their Children
2:42
Carl Sagan - Cosmos - Gravity in Wonderland
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Carl Sagan - Cosmos - Gravity in Wonderland
2:12
Carl Sagan - Cosmos - Democritus
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Carl Sagan - Cosmos - Democritus
3:51
Carl Sagan - Cosmos - Eratosthenes
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Carl Sagan - Cosmos - Eratosthenes
6:42
Carl Sagan - Cosmos - A Journey into the Cosmos
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Carl Sagan - Cosmos - A Journey into the Cosmos
2:29
Carl Sagan - Cosmos - Traveling - Speed of Light
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Carl Sagan - Cosmos - Traveling - Speed of Light
4:32
Carl Sagan - Cosmos - Andromeda and Perseus Constellations
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Carl Sagan - Cosmos - Andromeda and Perseus Constellations
5:50
Carl Sagan - Orion Nebula
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Carl Sagan - Orion Nebula
2:22
Introduction to Cosmos The Shores of Cosmic Ocean
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Introduction to Cosmos The Shores of Cosmic Ocean
3:36
Cosmos - Carl Sagan - 4th Dimension
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Cosmos - Carl Sagan - 4th Dimension
7:24
Carl Sagan - Pale Blue Dot
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Carl Sagan - Pale Blue Dot
3:31
Carl Sagan - COSMOS - Evolution
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Carl Sagan - COSMOS - Evolution
8:02