New research shows that all blue-eyed people share a common ancestor. This person lived more than 6,000 years ago and carried a genetic mutation that has now spread across the world. The exact ...

Among the great apes, our closest relatives are the chimpanzees and bonobos (Figure 1). The fossil record, along with studies of human and ape DNA, indicate that humans shared a common ancestor ...

Together with an Asian people known as Denisovans, Neanderthals are our closest ancient human relatives. Scientific evidence suggests our two species shared a common ancestor. Current evidence from ...