Research shows fewer males born in U.S. during periods of stress

June 21, 2019

It is a common understanding in scientific research that the male species, in general, are frailer and experience higher rates of mortality across their lifespans than females. Now, there is evidence that among humans the frail male also extends in utero. Ryan Schacht, assistant professor of anthropology at East Carolina University, in new research being […]



Men in a subway train in China, Oct 6 2012. Photo by Flickr user Jun Wei Dai

More than a few good men

August 17, 2016

Contrary to traditional expectations of unbalanced sex ratios, places with more men than women do not typically experience higher rates of family and social instability, according to a University of Utah study. The study by anthropologists Ryan Schacht and Karen Kramer, published August 24 in PLOS ONE, finds instead that surpluses of men are associated […]