Fossils from some of the oldest-known animals on Earth, dating from 574 million years ago (Ediacaran period), suggest that cloning, not competition, dominated the Ediacaran seas, slowing evolution ...

The way that Earth's first animals reproduced held back life's diversity for millions of years, until stress and competition ...

Scientists have uncovered the earliest chemical evidence of life on Earth, in a discovery that could revolutionise our understanding of how ancient molecules evolved. As part of a groundbreaking study ...