How Did We Become So Unique? Great apes have not always been humans’ closest living relatives. Great apes have not always been humans’ closest living relatives.
The Origins of Words Where do words come from? What is special about human's capacity to develop symbol systems? Where do words come from? What is special about human's capacity to develop symbol systems?
Big Brained Are humans the brainiest creatures on the planet? Are humans the brainiest creatures on the planet?