Carl Sagan's Explanation of How the Ancient Greeks knew Earth was Not Flat

First published at 22:07 UTC on January 13th, 2024.
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Carl Sagan explains how the ancient Greeks knew the Earth was round and calculated its circumference over 2,000 years ago. Eratosthenes was the great Greek who accomplished this. Today, flat earthers have no respect for these great minds who came be…

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CategoryEducation
SensitivityNormal - Content that is suitable for ages 16 and over
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