Are you lactose intolerant? 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 ...

Researchers of the Hubei University of Medicine, China, have analyzed several mutations in different variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) from mammal species that ...

Read chapters of Evolution 101 called #1) An introduction to evolution; #3) Mechanisms: the processes of evolution and #4) Microevolution. Use the readings on sexual selection and kin selection to ...

The Indigenous peoples of the Bolivian highlands are survivors. For thousands of years they have lived at altitudes of more than two miles, where oxygen is about 35 percent lower than at sea level.

Penn State provides funding as a founding partner of The Conversation US. Australian National University and Adelaide University provide funding as members of The Conversation AU. Humans may be just ...

Natural selection is the process by which some organisms in a population survive and reproduce, while others do not, based on their bodies and behaviour. It is one of the processes by which species ...