Scientists Stunned to Unearth 500-Million-Yr-Old 3D Cambrian Trilobites Fossils in Best Preserved Condition in Volcanic Ash ...

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.

FROM 508 MILLION YEARS AGO TO TODAYPreserved in the Burgess Shale of British Columbia, the worm Canadia spinosa was part of an explosion in biodiversity during the Cambrian period that gave birth ...

Researchers think there are now around 7.7 million animal species living on Earth, with thousands more discovered every year.

Then, at the beginning of the Cambrian Period, life opened its eyes. In the 15 million years that followed the evolution of vision, most of the major animal groups we know today appeared. After ...

Internal, genetic factors were also crucial. Recent research suggests that the period prior to the Cambrian explosion saw the gradual evolution of a "genetic tool kit" of genes that govern ...

provide valuable insights into the origins of these structures in the basal Cambrian period. The research team, comprising Dr. Deng Wang (Northwest University), Dr. Jean Vannier (Université de ...

As its name implies, this includes all of geological time prior to the Cambrian period. Hadean Era (4,550-3,850 mya) The Precambrian's oldest era, the Hadean, predates most of the geologic record.