Ancient trackways in seabed mud show animals moved purposefully 10 million years before the Cambrian Explosion.

Many major groups of animals that have become a mainstay in modern times first appeared during the Cambrian Explosion.

This video compresses 4 billion years of Earth’s evolution into just one minute, highlighting key milestones like photosynthesis, the Cambrian explosion, and the rise of mammals. It traces the path ...