THE question of defining the Pliocene - Pleistocene boundary has become important in recent years, because the practices of different geologists have varied to such an extent that deposits ...

sapiens making us a peculiar among species, or does this peculiarity extend to the earliest human species? Did the expansion of the ecological niche take a leap forward in the Late Pleistocene, or was ...

Tens of thousands of years ago, during the late Pleistocene, many large animal species were simply erased from the planet during a widespread extinction. In Australia, nearly two dozen kangaroo ...