War in the time of Neanderthals: how our species battled for supremacy for over 100,000 years (The Conversation 11/02/20)

Around 600,000 years ago, humanity split in two. One group stayed in Africa, evolving into us. The other struck out overland, into Asia, then Europe, becoming Homo neanderthalensis – the Neanderthals. They weren’t our ancestors, but a sister species, evolving in parallel.