The Cambrian Explosion was a weird time for the creatures of planet Earth. It was a period of impressive change and growth, and many of the species alive then would go on to become the early ancestors ...

More than 500 million years before humans walked the Earth, a catastrophic extinction event wiped out vast numbers of early animal species. Now, fossils pulled from a single quarry in southern China ...

Jan 28 (Reuters) - Scientists have unearthed in southern China fossils of a multitude of marine creatures dating to more than a half billion years ago, showing a deep-water ecosystem thriving in the ...