Humans Crowded Out Neanderthals

Europe's neanderthals were outnumbered by humans, forcing them into extinction. 

A swell of modern humans outnumbered Neanderthals in Europe by nearly 10 to one, forcing their extinction 40,000 years ago, suggests a study of French archaeology sites.

Scientists have long debated what caused the Neanderthals to die off rather suddenly, making way for the thriving population of more advanced Homo sapiens who likely moved in from Africa.

The latest theory, published in the journal Science, is based on a statistical analysis of artifacts and evidence from the Perigord region of southern France, where lies the largest concentration of Neanderthal and early modern human sites in Europe.....