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  • Sagan on Science Friday.

    Carl Sagan was also an occasional guest on Talk of the Nation’s Science Friday. It was on this NPR program that I first came across the good Doctor, and it certainly had an obvious and lasting impact on me as an eighth grader. I have added an excerpt from the May 5 (3), 1996 interview […]

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  • "Impossible for God"

    Richard took the initiative to bring to life an idea that Sagan wrote about in Contact. He quotes an excerpt in which the protagonist, Arroway, has found a message of sorts in binary. To quote Richard: The implication is that somehow the universe was designed with the transcendental value of pi so arranged that its […]

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  • Sagan Memorial Station.

    After landing on Mars on July 4, 1997, the Mars Pathfinder spacecraft underwent a name change. Responsible for bringing the robot rover, Sojourner, to the red planet, the now stationary Pathfinder would heretofore be called the Sagan Memorial Station. Serving as a hub for the one-foot-tall rover, Sagan Memorial Station can be seen in this […]

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  • The Drake Equation

    N = R* fp ne fl fi fc L Where, N = The number of civilizations in The Milky Way Galaxy whose radio emissions are detectable. R* = The rate of formation of stars suitable for the development of intelligent life. fp = The fraction of those stars with planetary systems. ne = The number […]

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  • Patents.

    Thanks to Google’s new Patent Search, I was able to uncover an original Carl Sagan invention. Along with Akiva Bar-Nun and Simon Bauer, Sagan filed the Pressure Wave Synthesis of Aminocarboxylic Acids for a patent on October 2, 1970. How does it work? A homogenous vapor phase method for preparing aminocarboxylic acids by subjecting a […]

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  • A Year Science

    In annual tradition, the Editors at Scientific American publish an article at the end of each year summarizing that year’s scientific developments. ‘The Year in Science’ published on December 20, 1997 starts off with the death of Carl Sagan but quickly moves to focus on his impact on science. To quote: The year 1997 began […]

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  • Claim to Fame.

    Aside from Dr. Sagan’s early writings that express his belief that life beyond Earth is more likely than possible, it was his observations about the Venus’ atmosphere that launched his career. In this video excerpt from 1961, Sagan expresses his assessment of the second planet’s atmosphere.

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