Historical Day Lengths on Earth
Posted by PrimeNumberHobbyist, at astronomy.stackexchange.com,
I recently read something about a major earthquake in Japan having possibly shortened Earth's day due to an increase in rotation.
I recently read something about a major earthquake in Japan having possibly shortened Earth's day due to an increase in rotation.
Argument favouring learning: A newborn sleeps for 20-22 hours. But overtime (s)he learns to focus sleeping time to night time…