A new study, published in the journal Nature, describes fossilized microorganisms thought to be between 3.77 and 4.28 billion years old. They were found in Quebec, Canada’s Nuvvuagittuq greenstone belt, which is home to some of Earth’s most ancient rocks. Inside, researchers found the fossils of what they say are long-gone bacteria left behind during Earth’s tumultuous early days.
Read more: http://www.smithsonianmag.com/smart-news/scientists-think-theyve-found-oldest-fossil-ever-180962343/#Ob0gZPALBE88KS49.99
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