Birdwatch Archive

Birdwatch Note

2023-07-15 19:11:23 UTC - MISINFORMED_OR_POTENTIALLY_MISLEADING

Ancient Greeks in the Hellenistic period knew the earth was round thanks to Pythagoras in 500bc and Aristotle (350bc). This was prior to Eratosthenes’ experiments at Alexandria and Syene (230bc). The experiment was only used to measure the earth’s circumference. https://starchild.gsfc.nasa.gov/docs/StarChild/questions/question54.html https://www.loc.gov/collections/finding-our-place-in-the-cosmos-with-carl-sagan/articles-and-essays/modeling-the-cosmos/ancient-greek-astronomy-and-cosmology#:~:text=During%20a%20lunar%20eclipse%2C%20when,the%20Earth%20is%20a%20sphere.

Written by 1C8EA259D0F9C86CF672A80C7B2D711EB504EDBFCAFA794194724C65F8C5EE7A
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• noteAuthorParticipantId - 1C8EA259D0F9C86CF672A80C7B2D711EB504EDBFCAFA794194724C65F8C5EE7A Participant Details
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• classification - MISINFORMED_OR_POTENTIALLY_MISLEADING
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• summary
• Ancient Greeks in the Hellenistic period knew the earth was round thanks to Pythagoras in 500bc and Aristotle (350bc). This was prior to Eratosthenes’ experiments at Alexandria and Syene (230bc). The experiment was only used to measure the earth’s circumference. https://starchild.gsfc.nasa.gov/docs/StarChild/questions/question54.html https://www.loc.gov/collections/finding-our-place-in-the-cosmos-with-carl-sagan/articles-and-essays/modeling-the-cosmos/ancient-greek-astronomy-and-cosmology#:~:text=During%20a%20lunar%20eclipse%2C%20when,the%20Earth%20is%20a%20sphere.