Evolution · 12. July 2017
New research indicates that multigenerational communal sleeping spaces may have kept our ancestors from becoming a nighttime snack. Sleeping, according to a team of anthropologists from Duke University, the University of Nevada, Las Vegas, and University of Dar es Salaam, is essential to life but is fraught with danger because it leaves us exposed to environmental hazards and to attacks from predators and other humans. Due to the acute vulnerabilities created by sleep, researchers have...