Traces of ancient life reveal a 3.4-billion-year-old ecosystem

Chemical analysis of rocks found in South Africa shows that ancient microorganisms sustained themselves in a variety of ways, adding to evidence for an early origin of life on Earth

​Chemical analysis of rocks found in South Africa shows that ancient microorganisms sustained themselves in a variety of ways, adding to evidence for an early origin of life on Earth Chemical analysis of rocks found in South Africa shows that ancient microorganisms sustained themselves in a variety of ways, adding to evidence for an early origin of life on Earth