It isn’t easy to figure out how the Earth was built, because it happened 4½ billion years ago, and no one was there to watch. So scientists have had to look at what the Earth looks like now and at all ...
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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