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18 pages • first pub 2017 (editions)
ISBN/UID: None
Format: Not specified
Language: English
Publisher: Not specified
Publication date: Not specified
nonfiction
science
informative
medium-paced
Description
Carl Sagan discusses the origin of life on earth, the importance comets in our evolutionary history, and how we know what we know.
Community Reviews
Content Warnings
18 pages • first pub 2017 (editions)
ISBN/UID: None
Format: Not specified
Language: English
Publisher: Not specified
Publication date: Not specified
nonfiction
science
informative
medium-paced
Description
Carl Sagan discusses the origin of life on earth, the importance comets in our evolutionary history, and how we know what we know.
Community Reviews
Content Warnings