Computer simulation suggests that Australopithecus africanus was able to chew hard nuts and seeds, important food sources during times of scarcity. “Our research shows that early, pre-stone tool human ancestors solved problems with their jaws that modern humans would have solved with tools,” said Mark Spencer of Arizona State University. The state of Kentucky has […]

Theobromine, chemical evidence of chocolate, has been found in the 1,000-year-old residues scraped from a cylindrical pot from Pueblo Bonito, in Chaco Canyon, New Mexico. The chocolate was probably imported from cacao growers in Central America. “This illustrates the importance of collections in archaeology, we can return to material with new techniques and find out new things,” […]