The world鈥檚 oldest algae fossils are a billion years old, according to a new analysis by earth scientists at 苹果淫院. Based on this finding, the researchers also estimate that the聽basis...
Chemical analysis of some of the world鈥檚 oldest rocks, by an international team led by 苹果淫院 researchers, has provided the earliest record yet of Earth's atmosphere. The results show...
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