How Many Ocean Currents Are There?
There are many types of great ocean currents or drifts. They are caused by three main forces: the prevailing winds, the earth’s rotation and differences in the sea’s...
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Why This New Year’s Eve Did Have an Additional Second?
Why This New Year’s Eve Did Have an Additional Second? On December 31, 2016, the international time keeping community tacked an additional second, known as a leap...
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