A nearly complete skeleton from South Africa’s Sterkfontein Caves, known as Little Foot, may represent a distinct branch of the human family tree that lacks a valid scientific name. A taxonomic study ...

Scientists say they have solved the mystery of the Burtele foot, a set of 3.4 million-year-old bones found in Ethiopia in 2009. The fossils, along with others unearthed more recently, have now been ...