Astronomy
MessageToEagle.com – On November 9, 1934, Carl Sagan, U.S. astronomer, cosmologist, astrophysicist, and astrobiologist was born in New York. He wrote popular science books and researched the atmosphere
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Astronomy
MessageToEagle.com – This article is written in memory of one of the greatest minds ever – Carl Sagan. Today is namely the 81st birthday of Carl Sagan (1934-96),
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