Twenty-five years after the film's release, the chimps from "MVP" feel the lingering effects of a life in show business. Kelsea Petersen / The Athletic; Tim DiFrisco / Getty, Tom Pidgeon / Getty ...

Chimpanzees use a variant of the "scientific method" — discarding prior beliefs if convincing new evidence comes along to change their minds, new research suggests. When tasked with finding a tasty ...

When Aristotle claimed that humans differ from other animals because they have the ability to be rational, he understood rational to mean that we could form our views and beliefs based on evidence, ...