Most of us know that as living things evolve, they take on traits that help them thrive in their home environments. But how are certain traits "chosen" for future generations, and how are others cast ...

Humans have moved domestic animals around the globe for thousands of years. These have occasionally established feral populations in nature, often with devastating ecological consequences. To ...

HUMANS HAVE never been immune from the pressures of natural selection. Throughout the history of the species circumstances have arisen to give individuals with certain beneficial mutations an ...

The common view of natural selection is based solely on the individual: A trait allows an organism to out-compete its rivals and is thus passed down to its offspring. To suggest otherwise can provoke ...

Diseases have the potential to shape human evolution, leaving an indelible mark on the genetic code of generations to come. And that’s exactly what happened in South America, finds a study published ...

Have you ever wondered why our universe is made up of something rather than nothing? It can hurt your brain if you think about it too much because if there were nothing you would have no brain—no you ...

Some of nature's mysteries have kept scientists busy for decades—for example, the processes that drive evolution. The question of whether certain differences between and within species are caused by ...

Tom has a master’s degree in biochemistry from the University of Oxford and his interests range from immunology and microscopy to the philosophy of science.View full profile Tom has a master’s degree ...

According to a new study, natural selection has led to the evolution of light skin tones, red hair, and resistance to HIV and leprosy in West Eurasians over the past 10,000 years. It also decreased ...