Scientific American (informally abbreviated to SciAm) is a popular science magazine published since August 28, 1845, which according to the magazine makes it the oldest continuously published magazine in the United States. It brings articles about new and innovative research to the amateur and lay audience.

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http://www.rarefile.net/gcgbgjsw9g2q/ScientificAmericanSpacePhysics.Dec2019Jan2020.zip
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