Ancient rocky structures built by microbes
Thursday, July 30, 2009 - 12:14
in Paleontology & Archaeology
Ancient microbes left quite an impression on Earth. Scientists have found evidence that microbial communities built 3.45-billion-year-old stromatolites, which are layered, rock-like structures of sediment that grow in shallow water.
Read the whole article on MSNBC: Science
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