Intelligence sounds like a trait but what if it’s just behavior shaped by opportunity, reinforcement, and environment?

PASS theory explains cognition through four processes—planning, attention, simultaneous, and successive—that offer a dynamic ...

Trait evolution is not predictable ... Although the ladder of life idea was central to the evolutionary theories advanced by many of his predecessors, Charles Darwin largely rejected the ladder ...

The Big Five personality traits might be the key to unlocking those answers! Trait theories of personality have aimed to determine the number of traits that define individuals. Gordon Allport ...

How could this trait be explained? And did this fly disprove the basic premise of the chromosome theory? In the Morgan lab's search to make sense of the white-eyed female, Lilian Vaughn Morgan ...

Many people have just one copy, the other being normal. Those who carry the sickle cell trait do not suffer nearly as severely from the disease. Researchers found that the sickle cell gene is ...

Multilevel selection is a controversial concept originally proposed by Darwin. A new study found evidence for it in the wild in a group of marmots scientists have been observing for more than 60 years ...

No one was sure how animals or plants passed down traits. And Darwin knew that the lack of an explanation for heredity left a big gap in his theory of natural selection. In one of the great ...