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DBCooper
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The Surprising History Behind Leap Year
The Surprising History Behind Leap Year
NATIONAL GEOGRAPHIC - By Brian Handwerk - PUBLISHED Fri Feb 26 07:00:00 EST 2016
snip...
“It all comes down to the fact that the number of Earth's revolutions about its own axis, or days, is not equal to or connected in any way to how long it takes for the Earth to get around the sun,” says John Lowe, leader of the National Institute of Standards and Technology (NIST)'s Time & Frequency Division.
read more http://news.nationalgeographic.com/2016/02/160226-leap-year-science-time-world-cultures-february/
NATIONAL GEOGRAPHIC - By Brian Handwerk - PUBLISHED Fri Feb 26 07:00:00 EST 2016
snip...
“It all comes down to the fact that the number of Earth's revolutions about its own axis, or days, is not equal to or connected in any way to how long it takes for the Earth to get around the sun,” says John Lowe, leader of the National Institute of Standards and Technology (NIST)'s Time & Frequency Division.
read more http://news.nationalgeographic.com/2016/02/160226-leap-year-science-time-world-cultures-february/
Sam