Link
The Demon-Haunted World by Carl Sagan – review
https://www.theguardian.com/science/2012/jul/20/demon-haunted-world-carl-sagan-review
The Demon-Haunted World by Carl Sagan – review | Tim Radford
Tim Radford: Carl Sagan may have believed in extraterrestrials, but he knew that belief is meaningless without testable evidence
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