A team of epidemiologists and geneticists from Vanderbilt University, the University of Pennsylvania and the University of California has found evidence that suggests modern humans mating with Neanderthals may have gained an ability to adapt to differences in the amount of daylight hours in Eurasia.
Click here for original story, Neanderthal genes may have helped early humans adapt to differences in Eurasian daylight hours
Source: Phys.org