TODAY’S NATIONAL DAY, 1/8/23 – EARTH’S ROTATION DAY!
Did you notice that? The earth has slowed down its incessant spinning, and in the past century our day is 1.7 milliseconds longer than it used to be, requiring us to add a full second to June 30th a few years ago, one of those arcane facts we celebrate on NATIONAL EARTH’S ROTATION DAY! Maybe you …
TODAY’S NATIONAL DAY, 1/8/23 – EARTH’S ROTATION DAY! Read More »