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Oldest Land-Fossil Could Explain How Earth Recovered From Snowball State – IFLScience

Thread-like filaments, attached to hollow spheres in 635 million-year-old rocks, represent the earliest evidence we have of life on land. They may also hel

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Thread-like filaments, attached to hollow spheres in 635 million-year-old rocks, represent the earliest evidence we have of life on land. They may also help explain how life rebounded from Snowball Earth, the periods when it was so cold even much of the equator was covered in ice.
The upper parts of the Doushantuo Formation in South China have provided an abundance of fossils, but the older ones were thought to predate anything of interest. Virginia Tech PhD student Tian Gan only stumbled across…

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