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Published online 9 August 2006 | Nature | doi:10.1038/news060807-9
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Scans peer inside fossil embryos
Technique reveals secrets about earliest animals.
Researchers have snuck an unprecedented glimpse at the dawn of multicellular life.
Using techniques borrowed from medicine and particle physics, palaeontologists have reconstructed the three-dimensional structure of tiny fossilized embryos that are more than 500 million years old.
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