Researchers who found Sahelanthropus fossils intentionally left femur unexamined to name it Humanity’s Oldest Ancestor

French paleontologists uncovered a Sahelanthropus in Chad about two decades ago. They nicknamed it ‘Toumai’ which means hope of life.┬áPaleontologists then indicated this to be an early two legged human as its skull indicated it had an erect spine. Using radiometric dating researchers determined Toumai lived between 6.8 and 7.2 million years old during the […]