A groundbreaking discovery has surfaced from the depths of the early Cambrian Kuanchuanpu biota, which existed around 535 million years ago in Shaanxi Province, China. Here, researchers have ...

For over a century, the Cambrian arthropod Helmetia expansa remained a mystery. Discovered by paleontologist Charles ...

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Learn more about a time period marked by an intense burst of evolution. 3 min read The Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known.

All animal evolution for the last half billion years has come from tinkering with these Cambrian body plans. Then, between about 570 and 530 million years ago, another burst of diversification ...

I focus on a pivotal interval in Earth’s history, the late Ediacaran–Cambrian (~571 to 485 million years ago), which saw the initial radiation of large and complex multicellular eukaryotes (Ediacara ...

In a new study published in the Journal of Systematic Palaeontology, Harvard researchers in the Department of Organismic and Evolutionary Biology, formally describe Helmetia expansa, offering new ...