New research proposes the Brain-First Hypothesis: the evolution of the brain drove animal diversification during the Cambrian ...

The Ediacaran, an era that ended about 540 million years ago, is considered the prelude to the Cambrian explosion, a period ...

Scientists revisiting mysterious 540-million-year-old microfossils from Brazil have overturned a major idea about early ...

WASHINGTON (AP) — Newly discovered fossils have given scientists their first real glimpse of when Earth made a crucial transition from plants and unrecognizably simple animals to the complex creatures ...

Animal life is extraordinarily diverse and complex, having colonised almost all environments on Earth – from hostile hydrothermal vents in the deep sea to the skies across our continents. But all this ...

In a hillside in Yunnan province, southwest China, paleontologists have pulled more than 700 fossils from rock that is roughly 554 million years old. The collection, known as the Jiangchuan Biota, ...

Here’s what you’ll learn when you read this story: Most of these fossilized animals are ancestors of modern invertebrates, including modern starfish, but a few among them count as ancient ancestors of ...

Advances in imaging techniques reportedly debunks a purported "animal" fossil from long before the Cambrian explosion.

This November 2023 photo provided by Gaorong Li shows a Haootia-like fossil at Yunnan University in Kunming, China. (Gaorong Li via AP) (Gaorong Li, Gaorong Li) WASHINGTON – Newly discovered fossils ...