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Carl Sagan was a Brooklyn-born American astronomer, scientist, cosmologist, astrophysicist, astrobiologist, author, educator, and theorist. He was interviewed by CNN's Ted Turner in 1989 on many topics and talked about how humanity needs to evolve beyond greed and war.
By Carl Sagan was a Brooklyn-born American astronomer, scientist, cosmologist, astrophysicist, astrobiologist, author, educator, and theorist. He was interviewed by CNN's Ted Turner in 1989 on many topics and talked about how humanity needs to evolve beyond greed and war.