The evolution of rationality: How chimps process conflicting evidence
via arstechnica.com
Short excerpt below. Read at the original source.
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, and that we could reconsider that evidence. “You know—ask ourselves if we should really believe that based on the evidence we’ve got,” […]