Scientific American

These bizarre fossils represent some of the earliest moving, sexually-reproducing life ever discovered

But more than half a billion years ago this wilderness was an ancient seafloor home to the wrinkled pancakes, fleshy fronds ...

Rare 567‑million‑year‑old fossils refine our understanding of early animal evolution

Led by Scott Evans, assistant curator of invertebrate palaeontology at the American Museum of Natural History, it draws on ...