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 ...

The species Australopithecus afarensis inhabited East Africa more than three million years ago, and occupies a key position in the hominin family tree, as it is widely accepted to be ancestral to all ...

The evolutionary stories of the Swiss Army Knife and the Big Mac just got a lot longer. An international team of scientists led by Dr. Zeresenay Alemseged from the California Academy of Sciences has ...

The famous 3.2-million-year-old Lucy specimen has captivated scientists since it was discovered in 1974. Lucy was a member of the species Australopithecus afarensis, which walked upright and likely ...

Here are 10 major findings about human ancestors and our close ancient relatives that scientists announced in 2025. A handful of teeth found at the Ledi-Geraru site in Ethiopia suggest that diverse ...