The rich fossil repository known as the Burgess Shale was first discovered a century ago. Siobhan Roberts The fossil-hunting expedition began with a lung-busting hike, accompanied by an incessant ...

Have you ever wondered what the world looked like millions of years ago? Imagine walking in a place where every rock could ...

The discovery of the Burgess Shale fossils, high on a mountainside in the Canadian Rockies, is shrouded in legend. It was late August 1909, and an expedition led by the Smithsonian’s longtime ...

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

In the famous Burgess Shale in Canada, for example, scientists have found dozens of bizarre, previously unknown animals. Interpretation of fossils poses another set of challenges, and their age ...

For over a century, scientists have been puzzled by a mysterious fossil called Helmetia expansa, an ancient arthropod from ...

This animation created for Evolution: "Great Transformations" depicts creatures whose fossils were found at the Burgess Shale. As alien as these creatures seem, they are also surprisingly familiar.

FROM 508 MILLION YEARS AGO TO TODAYPreserved in the Burgess Shale of British Columbia ... SPECIMEN 41145; All fossils photographed at the Royal Ontario Museum. The striking similarity between ...

The Burgess Shale fossil site, well known for its fossil remains of soft-bodied marine animals, is also found there. Description is available under license CC-BY-SA IGO 3.0 Les parcs nationaux ...

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 ...