New research suggests the Indus Valley Civilization was reshaped by centuries of river drought, migration, and climate stress.
The collapse of human civilization is now seen as inevitable, according to a research who said 5,000 years of history have exposed clear and alarming patterns. Dr Luke Kemp of the University of ...
Between 750 and 900 CE, the population of the Maya lowlands in Central America experienced a major demographic and political decline which, according to the scientific literature, coincided with ...