Time to Fall Back—New Fossil Sets Evolutionary Clock Back 60 Million Years

September 25, 2014 8:31 PM

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Documenting their findings in this week's issue of the journal Nature, Virginia Tech geobiologist Shuhai Xiao and a team of researchers from the Chinese Academy of Sciences have found a multicellular fossil that predates the earliest of our known ancestors by nearly 60 million years; setting the evolutionary clock back quite a bit. At first glance, the microscopic spherical ball of fossilized cells appears to be a blastocyst frozen in time, but under further inspection the researchers have found that it is not quite like anything they've seen before.

Documenting their findings in this week's issue of the journal Nature, Virginia Tech geobiologist Shuhai Xiao and a team of researchers from the Chinese Academy of Sciences have found a multicellular fossil that predates the earliest of our known ancestors by nearly 60 million years; setting the evo...

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