Natural history is a difficult thing to conceptualize. You’ve got eons of undocumented progress, like the evolution of many species. Take, for example, the Australopithecus, an ancient great ape ...

Three million years ago, Australopithecus africanus was one of the first human ancestor species to live across the southern African grasslands and forests. A new study of fossil teeth suggests that ...

Ten fossil teeth belong to new Australopithecus species Found in Afar Region, they are 2.65 million years old This species coexisted with an early Homo species Fossils underscore complex nature of ...

Figure legend: Compressive stress in the cranium of Australopithecus africanus, an extinct early human, imposed by biting on the premolar teeth. Bright colors correspond to high stresses, and indicate ...

Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place ...