Although the study of natural selection in humans is still in an early stage, the new data, building on decades of earlier work, are beginning to reveal some of the landscape of selection in our ...

Three distinct stages define the Natural Selection Tour's schedule. Stage one sees the YETI Natural Selection Duels pit 12 riders to head-to-head during six two-by-two battles, resulting in six ...

To be included on the World Heritage List, sites must be of outstanding universal value and meet at least one out of ten selection criteria ... were selected on the basis of six cultural and four ...

As conditions change, so does life. It evolves. Evolution is driven by a process called natural selection. And there's no better place to see how it works than in the forests of Madagascar.

Aa Aa Aa Natural selection, genetic drift, and gene flow are the mechanisms that cause changes in allele frequencies over time. When one or more of these forces are acting in a population ...