EarthHow the world made us: chance and climate in the human story Chance, geo-climatic factors and the changing landscape all have an important part to play in human evolution, argues Mark Maslin in The Cradle of Humanity Culture
LifeAncestor of all vertebrates was a big mouth with no anus A tiny fossil from China could be the earliest of all deuterostomes, creatures that eventually led to evolution of all vertebrates, including humans 51动漫