Earth rotates once in about 24 hours with respect to the Sun, but once every 23 hours, 56 minutes and 4 seconds with respect to other distant stars. Scientists call this difference crucial to ...
The Brighterside of News on MSN
Earth’s day was only 19 hours long for a billion years, study finds
Researchers from the Institute of Geology and Geophysics at the Chinese Academy of Sciences and Curtin University in ...
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