Analysis of ancient mitochondrial DNA (mtDNA) has been used to establish migration and population patterns for American indigenous cultures during the time before Christopher Columbus sailed to the Americas.

New research suggests Western European Neanderthals were likely to have been extinct long before humans arrived on the evolutionary scene.

New research suggests Western European Neanderthals were likely to have been extinct long before humans arrived on the evolutionary scene.

New research suggests Western European Neanderthals were likely to have been extinct long before humans arrived on the evolutionary scene.

New research suggests Western European Neanderthals were likely to have been extinct long before humans arrived on the evolutionary scene.