Maybe it’s a little self-centered that we can be pretty focused on the DNA that we got from Neanderthals – but we shouldn’t forget that gene flow goes both ways.

The Wrangel Island mammoths would end up being the final survivors of a once-widespread genus. In their final years, after having thrived in many parts of the world for millions of years, the very last mammoths that ever lived...

This week we learned that the Neanderthal/Denisovan/Human family tree is pretty complicated, thanks to a close look into some Neanderthals' Y chromosomes.