By locking down accounts of total solar eclipses in the early Middle Ages, experts can better map out changes in the rate of Earth's rotation - and the length of the day - over time.
Friday 16 September 2022
Solar eclipses: Byzantine records of darkness shine light on history of Earth’s rotation
By locking down accounts of total solar eclipses in the early Middle Ages, experts can better map out changes in the rate of Earth's rotation - and the length of the day - over time.
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