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

KUNMING -- Chinese scientists have discovered well-preserved multicellular animal fossils in Ediacaran strata of eastern Yunnan, indicating that complex animal communities existed in oceans long ...

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

Newly uncovered fossils in southwestern China are forcing scientists to rethink when Earth first shifted from simple, flat, ...