How and why the Cambrian explosion occurred has been the subject of debate ever since fossils of this remarkable event were ...

The discovery of a collection of about 700 fossils known as the Jiangchuan Biota gives scientists a better understanding of ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers uncovered the internal body parts of Cambrian fauna, such as these bits of sternums from crustaceans. - Mussini et al.

The assemblage suggests that the ancestors of some of today's animal groups may have arisen before the famed Cambrian explosion ...

A newly discovered fossil site in southwest China, the Jiangchuan Biota, contains about 700 exceptionally preserved specimens dating back 539–554 million years. The find includes early bilaterians and ...

If you trace the animal family tree back through the fossil record, the trail usually goes cold about 539 million years ago. Before this boundary—the start of the famous Cambrian explosion—multicelled ...

Animals of the Cambrian period went through one of the greatest evolutionary surges in history, known as the Cambrian Explosion. Animals of the Cambrian period likely began as worms or worm-like ...

The Cambrian period wasn’t just a chapter in Earth’s history – it was the plot twist that changed everything. What New Research Reveals About Cambrian Sociality Think again about the idea of ancient ...

A treasure trove of exceptionally preserved early animals from more than half a billion years ago has been discovered in the Grand Canyon, one of the natural world's most iconic sites. The rich fossil ...

GRAND CANYON, AZ — Paleontologists have discovered remarkable fossils in the Grand Canyon that reveal fresh details about the emergence of complex life half a billion years ago. The newfound remains ...

Spiders, crabs, and other arthropods evolved from a group of animals that underwent a burst of diversity around 500 million years ago. One fossil site provides an extraordinary glimpse into these ...

Paleontologists have discovered remarkable fossils in the Grand Canyon that reveal fresh details about the emergence of complex life half a billion years ago. The newfound remains of fauna from the ...