But to find that complexity, we must take the lessons of the boring billion to heart. Planets are not just a stage on which ...

This stunning and unique evolutionary flowering is termed the "Cambrian explosion," taking the name of the geological age in whose early part it occurred. But it was not as rapid as an explosion ...

Geoscientists from Utah State University, Denver Museum of Nature & Science, University of New Mexico, Boise State University ...

The Cambrian Explosion saw an incredible diversity of life emerge, including many major animal groups alive today. Among them were the chordates, to which vertebrates (animals with backbones ...

Something dramatic happened about 500 million years ago called the Cambrian "explosion," during which an incredible diversity of life forms became preserved in the rock record. These fossils ...