Add Yahoo as a preferred source to see more of our stories on Google. The scarlet monkeyflower survived California's worst drought in 1,200 years. - Seema Sheth During California’s worst dry spell in ...

The movement of genetic material between organisms that aren’t directly related is a significant driver of evolution, especially among single-celled organisms like bacteria and archaea. A team led by ...

Trying to understand human behavior (a basic feature of our species, shaped by natural selection) without understanding evolutionary principles would be like trying to understand the details of a car ...

During California’s worst dry spell in the past 1,200 years, some populations of wildflowers defied the odds to survive the ordeal. Researchers say they now believe these flowers relied on a type of ...