Buried in limestone cliffs in Yunnan Province, southwest China, a trove of more than 700 fossil specimens has upended one of ...

In a hillside in Yunnan province, southwest China, paleontologists have pulled more than 700 fossils from rock that is ...

A newly described species from the Burgess Shale had three eyes, clawed limbs, and a tail full of gills—plus internal organs preserved in stunning detail. Reading time 3 minutes A newly described ...

The details of how animal life began are a bit murky. Most of the groups familiar today are present in the Cambrian, a period ...

A team of scientists digging up some of the Earth’s oldest rocks has uncovered new chemical evidence that Earth’s first animals were likely ancestors of the modern sea sponge. The discovery relies on ...

Remarkably preserved fossils found in southern China offer a fascinating window into what life looked like at the end of the ...

Long before the first dinosaur hatched, Earth's ancient life was already thriving. There were bizarre sea creatures and lumbering plant-eaters that ruled prehistoric landscapes for hundreds of ...

Cambrian Period creatures known as sea moths seemed alien because of their additional eye, but a study finds anatomical features more in line with modern animals. An artist’s impression of Mosura ...