Mitochondrial DNA from a tiny finger bone uncovered in a Siberian cave has shown it to be distinct from that of Neanderthals and modern humans. “The human family tree has got a lot of branching. It’s entirely plausible there are a lot of branches out there we don’t know about,” commented Ian Tattersall of the […]

 How did humans become adaptable beings? This is the questions to be asked in a new study that will look at how climate change over millions of years affected human evolution. “The explanations that we’ve had tied human origins back to an African savannah or to a European ice age, and it was never really […]