Posted on Dec 8, 2016

Astronomers Are Using Ancient Eclipse Records to Solve a Cosmic Mystery

PO1 Tony Holland

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Interesting research on eclipses and the speed of Earth's rotation

Astronomers Are Using Ancient Eclipse Records to Solve a Cosmic Mystery

Posted from theatlantic.com

Posted in these groups: The milky way galaxy

The milky way galaxy

Posted 8 y ago

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SGT David A. 'Cowboy' Groth

Posted 8 y ago

Thank you for this excellent and richly informative read.

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SGT (Join to see)

Posted 8 y ago

bigger question- how did the ancients know

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SGT (Join to see)

Posted 8 y ago

this is cool great share

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