Jane Goodall’s research at Gombe Stream National Park revolutionized our understanding of chimpanzee intelligence. In 1960, she observed a chimp named David Greybeard stripping leaves from twigs to ...

Chimpanzee experiments suggest early humans were likely fascinated by crystals because of their unique transparency and ...

Humans are regarded as the most intellectually developed, in short intelligent species born on Earth. But do you know, who is ...