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Just how old are animals?

The origin of animals was one of the most important events in the history of Earth. Beautifully preserved fossil embryos suggest that our oldest ancestors might have existed a little more than half a billion years ago.

dateMay 30, 2017 in Archaeology & Fossils
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New evidence on Neanderthal mixing

New research on a 45,000-year-old Siberian thighbone has narrowed the window of time when humans and Neanderthals interbred to between 50,000 and 60,000 years ago, and has shown that modern humans reached northern Eurasia ...

dateOct 23, 2014 in Archaeology & Fossils
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