Evolution doesn't follow a preordained, straight path. Yet images abound that suggest otherwise. From museum displays to editorial cartoons, evolution is depicted as a linear progression from ...

Stop Drawing Evolution in a Straight Line | RealClearScienceYou've certainly seen the pictures of a chimpanzee gradually straightening up and progressing through various hominids all the way to a ...

For more than half a century, many biologists have leaned on the neutral theory of molecular evolution to explain how DNA and proteins change over time. The idea grew from early work in the 1960s, ...