CARL SAGAN

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97%VideoDec 2013

Carl Sagan's view on science and government

(2:35) Science and technology are propelling us forward at accelerating rates.

(4 comments)

93%VideoMay 2007

Carl Sagan - cosmic calendar

History of the Universe in a single year

(4 comments)

93%VideoDec 2013

Stephen Hawking and Carl Sagan on the greenhouse effect

(4:28) Wise warnings from Stephen Hawking and Carl Sagan about the very real possibility of runaway global warming.

(7 comments)

92%AnimationJul 2010

Carl Sagan - A universe not made for us

(9:14) Carl Sagan argues that the universe is truly pointless.

(6 comments)

92%VideoOct 2011

Carl Sagan explains Kepler's laws of planetary motion

(5:53) Johannes Kepler (1571 - 1630) was a German mathematician and astronomer. He is best known for his eponymous laws of planetary motion. From COSMOS: A Personal Journey.

(2 comments)

91%VideoDec 2011

Carl Sagan explains evolution

(8:11) Evolution is so simple that once you grasp it, you realise that evolution cannot not happen. Carl Sagan tells the story of the Heike crab with its near-perfect image of a Samurai warrior on the back its shell.

91%VideoFeb 2012

Carl Sagan - Consider again that dot

(1:25) So inspiring was Carl Sagan's 1994 book 'Pale Blue Dot: A Vision of the Human Future in Space', that it spawned many video visualisations.

(1 comments)

91%VideoAug 2010

Carl Sagan - Wanderers

Life looks for life. Third part in a continuing tribute to the late Carl Sagan by YouTube user callumCGLP. Excerpts from Carl Sagan's Pale Blue Dot: A Vision of the Human Future in Space. More specifically, from the chapter titled Wanderers.

90%VideoOct 2009

Carl Sagan's influence on Neil deGrasse Tyson

Ted Simons interviews astrophysicist

90%VideoJul 2010

Carl Sagan explains the 4th dimension

We can't imagine it, but we can think about it. Astronomer, astrophysicist and superb communicator Carl Sagan draws us into the fourth dimension even though we are trapped in the third.

(6 comments)

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