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How Old Is the Universe?
Edition Description
Astronomers have determined that our universe is 13.7 billion years old. How exactly did they come to this precise conclusion? How Old Is the Universe? tells the incredible story of how astronomers solved one of the most compelling mysteries in science and, along the way, introduces...
Edition Details
Format:Hardcover
Language:English
ISBN:0691147310
Format: Hardcover
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How Old Is the Universe?
Edition Description
How a great enigma of astronomy was solved
Edition Details
Format:Paperback
Language:English
ISBN:069115628X
Format: Paperback
Condition:
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6.99
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