A remarkable fossilized larva has been discovered by scientists with its brain and guts still intact. The fossilized creature ...

Earth’s history is filled with incredible milestones, and the emergence of the first animals is one of the most captivating.

Focused on Cambrian fossils, the study reanimates a species long trapped in the pages of forgotten paleontology.

left fossils of the trails they made as they moved through the Precambrian mud. Life was flourishing long before the Cambrian "explosion". The question of how so many immense changes occurred in ...

In a quiet part of what is now South Australia, more than half a billion years ago, life was locked in battle. The ocean ...

For over a century, the Cambrian arthropod Helmetia expansa remained a mystery. Discovered by paleontologist Charles Doolittle Walcott in 1918, it was initially classified as a crustacean. Despite ...

The Cambrian Explosion saw an incredible diversity of ... which left a huge number of fossils. Trilobites had flattened, segmented, plated bodies that helped to protect them in seas that were ...

This is an illustration of marine fossils that have existed since the Cambrian. Represented taxa include brachiopods, trilobites, ammonites, bivalves, and decapods. Disclaimer: AAAS and EurekAlert!

that the fossils were about 550 million years old—dating to at least 10 million years before a better known evolutionary drama, the famous Cambrian explosion. Scientists until then had believed ...

Visitors at the Miraculous Life in the Ancient Oceans: Exhibition of Premium Fossils from the Cambrian Chengjiang Biota, held at the Natural History Museum of China in Beijing. WANG QIAN/CHINA ...

left fossils of the trails they made as they moved through the Precambrian mud. Life was flourishing long before the Cambrian "explosion". The question of how so many immense changes occurred in ...

Researchers formally describe Helmetia expansa, offering new insights into its anatomy, behavior and evolutionary relationships.