Neil deGrasse Tyson on Cosmos: Possible Worlds and the Future of Our Own

Cosmos: Possible Worlds debuts March 9th on National Geographic. The new 13-episode television series was created by Ann Druyan, who also co-created the original Cosmos with her late husband Carl Sagan. It covers the beginnings of the universe and life on Earth, with a brief refresher of the cosmic calendar that condenses all of this …

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