Archaeologists say they have unearthed the earliest evidence of human warfare between hunter-gatherers, at a site in northern Kenya.
The 10,000-year-old remains of 27 people found at a remote site west of Lake Turkana show that they met violent deaths.
They were left to die there rather than being buried.
Many experts have argued that conflict only came about as humans became more settled.
These people, by contrast, were apparently nomadic hunter-gatherers. Continue reading