Birdwatch Note Rating
2024-01-07 12:20:06 UTC - HELPFUL
Rated by Participant: B168677FDE2F631B8AA542B94679F95B4EF06B3D2476BCAD79B9EB9354886DFE
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Original Note:
The concept of a spherical earth has been around for thousands of years but was widely accepted as science in the Middle Ages. Hellenistic astronomy established the roughly spherical shape of Earth as a physical fact and calculated the Earth's circumference In like 3 BC. https://archive.org/details/earlygreekastron0000dick/page/5/mode/1up https://archive.org/details/encyclopaediaofi0000unse_u8d8/page/n7/mode/1up
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