Around 100 CE, a huge metropolis began to emerge in the Basin of Mexico, one the Aztecs would later call Teotihuacan, or “Birthplace of the Gods.” It quickly came to […]

Terence D. Capellini, Professor of Human Evolutionary Biology, Harvard University Being able to walk upright on two feet is a physical trait that distinguishes modern humans from our early ancestors. While the evolution of bipedalism has contributed to our success as a species, it has also limited the evolution of other features and increased our […]