Prior to the 20 th Century, one of the most common ways of seeing the world was through the lens of stratification, which is the idea that the natural world comes in different scales or layers. For ...

Imagine a diorama in an American Museum of Occupations showing the evolution of the professor. The exhibit starts in the early 1800s with an austere, black-suited man in a minister’s collar, perhaps ...

QUINCY — Have you ever planted seeds, and nothing sprouted? This could be the result of many different things such as soil moisture, seed viability, soil temperature, planting depth, and many other ...

Population stratification occurs when a study population is comprised of several sub-populations, and can result in increased false positive findings in genomewide-association studies. Recently ...

Qiang Zha is an assistant professor of education at York University in Toronto, and a co-author, most recently of, “Portraits of 21st Century Chinese Universities: In the Move to Mass Higher Education ...