Researchers at deCODE Genetics in Reykjavik, Iceland, have discovered a large chromosomal rearrangement in the human genome that appears to have ... 20% of Europeans – appears to undergo positive ...

Many people are. In fact, the ability to digest lactose may be an example of adaptive evolution in the human lineage. Although the study of natural selection in humans is still in an early stage ...

The classic examples of host genetic factors that ... The same tools that revolutionized the study of natural selection in humans are now making unprecedented studies of pathogens possible ...

Stray dogs in Moscow, for example, who've been living largely separate from humans for the past several ... in the region became dark. Hello, natural selection. Today, most moths have returned ...