LifeA fish that evolved to stand up on land went back to living in water A fossil from 385 million years ago named Qikiqtania wakei shows that a descendant of early land animals lost its adaptations for land and became a more efficient swimmer News
HumansNew human species has been named Homo bodoensis - but it may not stick Researchers who reanalysed ancient fossils say they come from a new group of hominins living in Africa around 600,000 years ago, and so deserve a new species name News