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  • The Sagan Series Play all

    https://www.facebook.com/thesaganseries "Like" The Sagan Series on Facebook, and SUBSCRIBE to this channel for more. You can also follow me on Twitter: http://twitter.com/reidgower
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  • The Feynman Series Play all

    https://www.facebook.com/thesaganseries The Feynman Series is a companion project of The Sagan Series working in the hopes of promoting scientific education and scientific literacy in the general population.
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  • Uploads Play all

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