The δ15N values of foxtail millet (Setaria italica) and common millet (Panicum miliaceum) are reliable indicators of manuring practices
China’s oldest water pipes, forming the earliest ceramic drainage system, were found at the neolithic walled site of Pingliangtai and were a communal effort, according to a new study published in Nature Water
PKU researchers reconstructed how the clay tiles from Qiaocun formed the earliest known composite-tiled roofs; the study is published in Scientific Reports
