3-D Imaging of Microfossils Muddies Case for Early Animal Embryos [Video]

Image of organism fossil, once throught to be an ancient animal embryo; courtesy of Swedish Museum of Natural History The proverbial primordial soup from which our earliest, multi-cellular ancestors emerged was presumably seething with many much simpler, single-celled organisms. Finding the first indications of evolution into more advanced, embryonic development has proved difficult, however, both because of the organisms’ small size and soft structures

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3-D Imaging of Microfossils Muddies Case for Early Animal Embryos [Video]