Scientists have long thought that only Homo sapiens, who first appeared around 300,000 years ago, were capable of living sustainably in such inhospitable regions. The first hominins to have split ...

While it is generally accepted that the forerunner to Homo sapiens - Homo erectus - left Africa about 1.5 million years ago to populate other parts of the world, there are two main theories about ...

Both agree that Homo erectus originated in Africa and expanded to Eurasia about one million years ago, but they differ in explaining the origin of modern humans (Homo sapiens sapiens). The first ...