For the last two decades, the prevailing view in human evolutionary genetics has been that Homo sapiens first appeared in ...

As genetics allows us to turn the tide on human disease, it's also granting the power to engineer desirable traits into humans. What limits should we create as this technology develops?

However, a “trellis” model might be more appropriate. Aa Aa Aa The study of human genetics has added a new layer of evidence to the story of how human beings evolved and migrated on Earth.