The finality of death is something that even humans struggle to come to terms with, yet certain animals demonstrate a remarkably sophisticated comprehension of this eternal journey into the void.

Chimps may revise their beliefs in surprisingly human-like ways. Experiments showed they switched choices when presented with stronger clues, demonstrating flexible reasoning. Computational modeling ...

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, ...