Article: Was There a Paleolithic Population Boom?

Genetic Study Pushes Back Timeline for First Significant Human Population Expansion

This article discusses some recent genetic research that argues the Homo sapien population expanded rapidly during the Paleolithic 60,000-80,000 years ago.  In those areas that saw the most expansion, a second Neolithic expansion occurred more robustly about 10,000 years ago with the invention of agriculture.