A new look at fossils from the Cambrian Period around 500 million years ago has revealed that some of the earliest animals spent time on mudflats that were sometimes exposed to the air – a find that c ...

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.

These tiny creatures, known as Lapworthella fasciculata, were the first tangible evidence of predation as one of the drivers of evolutionary innovation during the Cambrian period. This discovery ...

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 ...

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 ...

Enabling devices to perceive and interpret their surroundings in a more sophisticated manner.

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.