Life on Earth likely started 4.1 billion years ago, much earlier than scientists thought

19 octubre 2015

Geochemists have found probable evidence for life on Earth at least 4.1 billion years ago — 300 million years earlier than previously documented, pushing the origin of life close to when the planet formed, 4.54 billion years ago.
http://www.sciencedaily.com/releases/2015/10/151019154153.htm

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