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Biogenic Origin For Earth's Oldest Putative Microfossils

ScienceDaily (July 2, 2009) — Microbes and bacteria were the first living organisms on Earth, and they can be preserved in Archean silica-rich rocks. One such outcrop from western Australia, dated to 3.5 billion years ago, may hold the oldest "microfossils."

 

Biogenic Origin For Earth's Oldest Putative Microfossils

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