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History - White History
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Video-details
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Title
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Eratosthenes calculates Earth's circumference
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Category
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History
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Rating
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Date
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November 3rd, 2009, 10:39 AM
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Description
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In the 3rd century BCE, Eratosthenes calculated the circumference of the Earth to high precision.
Further Reading:
http://en.wikipedia.org/wiki/Eratosthenes
This is a short segment from the series Cosmos by the late Carl Sagan. The most poetic popularizer of science in the 20th century.
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Hoster
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YouTube
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Views
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649
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Comments
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0
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Added To VNN
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varg
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